//              Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
//   (See accompanying file LICENSE_1_0.txt or copy at
//        https://www.boost.org/LICENSE_1_0.txt)

// SPDX-License-Identifier: BSL-1.0

//  Catch v3.0.0-preview.3
//  Generated: 2020-10-08 13:59:26.309308
//  ----------------------------------------------------------
//  This file is an amalgamation of multiple different files.
//  You probably shouldn't edit it directly.
//  ----------------------------------------------------------
#ifndef CATCH_AMALGAMATED_HPP_INCLUDED
#define CATCH_AMALGAMATED_HPP_INCLUDED


/** \file
 * This is a convenience header for Catch2. It includes **all** of Catch2 headers.
 *
 * Generally the Catch2 users should use specific includes they need,
 * but this header can be used instead for ease-of-experimentation, or
 * just plain convenience, at the cost of (significantly) increased
 * compilation times.
 *
 * When a new header is added to either the top level folder, or to the
 * corresponding internal subfolder, it should be added here. Headers
 * added to the various subparts (e.g. matchers, generators, etc...),
 * should go their respective catch-all headers.
 */

#ifndef CATCH_ALL_HPP_INCLUDED
#define CATCH_ALL_HPP_INCLUDED



/** \file
 * This is a convenience header for Catch2's benchmarking. It includes
 * **all** of Catch2 headers related to benchmarking.
 *
 * Generally the Catch2 users should use specific includes they need,
 * but this header can be used instead for ease-of-experimentation, or
 * just plain convenience, at the cost of (significantly) increased
 * compilation times.
 *
 * When a new header is added to either the `benchmark` folder, or to
 * the corresponding internal (detail) subfolder, it should be added here.
 */

#ifndef CATCH_BENCHMARK_ALL_HPP_INCLUDED
#define CATCH_BENCHMARK_ALL_HPP_INCLUDED



// Adapted from donated nonius code.

#ifndef CATCH_BENCHMARK_HPP_INCLUDED
#define CATCH_BENCHMARK_HPP_INCLUDED



#ifndef CATCH_INTERFACES_CONFIG_HPP_INCLUDED
#define CATCH_INTERFACES_CONFIG_HPP_INCLUDED



#ifndef CATCH_NONCOPYABLE_HPP_INCLUDED
#define CATCH_NONCOPYABLE_HPP_INCLUDED

namespace Catch {
    namespace Detail {

        //! Deriving classes become noncopyable and nonmovable
        class NonCopyable {
            NonCopyable( NonCopyable const& ) = delete;
            NonCopyable( NonCopyable&& ) = delete;
            NonCopyable& operator=( NonCopyable const& ) = delete;
            NonCopyable& operator=( NonCopyable&& ) = delete;

        protected:
            NonCopyable() noexcept = default;
        };

    } // namespace Detail
} // namespace Catch

#endif // CATCH_NONCOPYABLE_HPP_INCLUDED

#include <chrono>
#include <iosfwd>
#include <string>
#include <vector>

namespace Catch {

    enum class Verbosity {
        Quiet = 0,
        Normal,
        High
    };

    struct WarnAbout { enum What {
        Nothing = 0x00,
        NoAssertions = 0x01,
        NoTests = 0x02
    }; };

    enum class ShowDurations {
        DefaultForReporter,
        Always,
        Never
    };
    enum class TestRunOrder {
        Declared,
        LexicographicallySorted,
        Randomized
    };
    enum class UseColour {
        Auto,
        Yes,
        No
    };
    struct WaitForKeypress { enum When {
        Never,
        BeforeStart = 1,
        BeforeExit = 2,
        BeforeStartAndExit = BeforeStart | BeforeExit
    }; };

    class TestSpec;

    struct IConfig : Detail::NonCopyable {

        virtual ~IConfig();

        virtual bool allowThrows() const = 0;
        virtual std::ostream& stream() const = 0;
        virtual std::string name() const = 0;
        virtual bool includeSuccessfulResults() const = 0;
        virtual bool shouldDebugBreak() const = 0;
        virtual bool warnAboutMissingAssertions() const = 0;
        virtual bool warnAboutNoTests() const = 0;
        virtual int abortAfter() const = 0;
        virtual bool showInvisibles() const = 0;
        virtual ShowDurations showDurations() const = 0;
        virtual double minDuration() const = 0;
        virtual TestSpec const& testSpec() const = 0;
        virtual bool hasTestFilters() const = 0;
        virtual std::vector<std::string> const& getTestsOrTags() const = 0;
        virtual TestRunOrder runOrder() const = 0;
        virtual unsigned int rngSeed() const = 0;
        virtual UseColour useColour() const = 0;
        virtual std::vector<std::string> const& getSectionsToRun() const = 0;
        virtual Verbosity verbosity() const = 0;

        virtual bool benchmarkNoAnalysis() const = 0;
        virtual int benchmarkSamples() const = 0;
        virtual double benchmarkConfidenceInterval() const = 0;
        virtual unsigned int benchmarkResamples() const = 0;
        virtual std::chrono::milliseconds benchmarkWarmupTime() const = 0;
    };
}

#endif // CATCH_INTERFACES_CONFIG_HPP_INCLUDED


#ifndef CATCH_CONTEXT_HPP_INCLUDED
#define CATCH_CONTEXT_HPP_INCLUDED

namespace Catch {

    struct IResultCapture;
    struct IRunner;
    struct IConfig;

    struct IContext
    {
        virtual ~IContext();

        virtual IResultCapture* getResultCapture() = 0;
        virtual IRunner* getRunner() = 0;
        virtual IConfig const* getConfig() const = 0;
    };

    struct IMutableContext : IContext
    {
        virtual ~IMutableContext();
        virtual void setResultCapture( IResultCapture* resultCapture ) = 0;
        virtual void setRunner( IRunner* runner ) = 0;
        virtual void setConfig( IConfig const* config ) = 0;

    private:
        static IMutableContext *currentContext;
        friend IMutableContext& getCurrentMutableContext();
        friend void cleanUpContext();
        static void createContext();
    };

    inline IMutableContext& getCurrentMutableContext()
    {
        if( !IMutableContext::currentContext )
            IMutableContext::createContext();
        // NOLINTNEXTLINE(clang-analyzer-core.uninitialized.UndefReturn)
        return *IMutableContext::currentContext;
    }

    inline IContext& getCurrentContext()
    {
        return getCurrentMutableContext();
    }

    void cleanUpContext();

    class SimplePcg32;
    SimplePcg32& rng();
}

#endif // CATCH_CONTEXT_HPP_INCLUDED


#ifndef CATCH_INTERFACES_REPORTER_HPP_INCLUDED
#define CATCH_INTERFACES_REPORTER_HPP_INCLUDED



#ifndef CATCH_SECTION_INFO_HPP_INCLUDED
#define CATCH_SECTION_INFO_HPP_INCLUDED



#ifndef CATCH_COMMON_HPP_INCLUDED
#define CATCH_COMMON_HPP_INCLUDED



#ifndef CATCH_COMPILER_CAPABILITIES_HPP_INCLUDED
#define CATCH_COMPILER_CAPABILITIES_HPP_INCLUDED

// Detect a number of compiler features - by compiler
// The following features are defined:
//
// CATCH_CONFIG_COUNTER : is the __COUNTER__ macro supported?
// CATCH_CONFIG_WINDOWS_SEH : is Windows SEH supported?
// CATCH_CONFIG_POSIX_SIGNALS : are POSIX signals supported?
// CATCH_CONFIG_DISABLE_EXCEPTIONS : Are exceptions enabled?
// ****************
// Note to maintainers: if new toggles are added please document them
// in configuration.md, too
// ****************

// In general each macro has a _NO_<feature name> form
// (e.g. CATCH_CONFIG_NO_POSIX_SIGNALS) which disables the feature.
// Many features, at point of detection, define an _INTERNAL_ macro, so they
// can be combined, en-mass, with the _NO_ forms later.



#ifndef CATCH_PLATFORM_HPP_INCLUDED
#define CATCH_PLATFORM_HPP_INCLUDED

#ifdef __APPLE__
# include <TargetConditionals.h>
# if TARGET_OS_OSX == 1
#  define CATCH_PLATFORM_MAC
# elif TARGET_OS_IPHONE == 1
#  define CATCH_PLATFORM_IPHONE
# endif

#elif defined(linux) || defined(__linux) || defined(__linux__)
#  define CATCH_PLATFORM_LINUX

#elif defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) || defined(__MINGW32__)
#  define CATCH_PLATFORM_WINDOWS
#endif

#endif // CATCH_PLATFORM_HPP_INCLUDED

#ifdef __cplusplus

#  if (__cplusplus >= 201402L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201402L)
#    define CATCH_CPP14_OR_GREATER
#  endif

#  if (__cplusplus >= 201703L) || (defined(_MSVC_LANG) && _MSVC_LANG >= 201703L)
#    define CATCH_CPP17_OR_GREATER
#  endif

#endif

// We have to avoid both ICC and Clang, because they try to mask themselves
// as gcc, and we want only GCC in this block
#if defined(__GNUC__) && !defined(__clang__) && !defined(__ICC) && !defined(__CUDACC__)
#    define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION _Pragma( "GCC diagnostic push" )
#    define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION  _Pragma( "GCC diagnostic pop" )

// This only works on GCC 9+. so we have to also add a global suppression of Wparentheses
// for older versions of GCC.
#    define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
         _Pragma( "GCC diagnostic ignored \"-Wparentheses\"" )

#    define CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
         _Pragma( "GCC diagnostic ignored \"-Wunused-variable\"" )

#    define CATCH_INTERNAL_IGNORE_BUT_WARN(...) (void)__builtin_constant_p(__VA_ARGS__)

#endif

#if defined(__clang__)

#    define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION _Pragma( "clang diagnostic push" )
#    define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION  _Pragma( "clang diagnostic pop" )

// As of this writing, IBM XL's implementation of __builtin_constant_p has a bug
// which results in calls to destructors being emitted for each temporary,
// without a matching initialization. In practice, this can result in something
// like `std::string::~string` being called on an uninitialized value.
//
// For example, this code will likely segfault under IBM XL:
// ```
// REQUIRE(std::string("12") + "34" == "1234")
// ```
//
// Therefore, `CATCH_INTERNAL_IGNORE_BUT_WARN` is not implemented.
#  if !defined(__ibmxl__) && !defined(__CUDACC__)
#    define CATCH_INTERNAL_IGNORE_BUT_WARN(...) (void)__builtin_constant_p(__VA_ARGS__) /* NOLINT(cppcoreguidelines-pro-type-vararg, hicpp-vararg) */
#  endif


#    define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wexit-time-destructors\"" ) \
         _Pragma( "clang diagnostic ignored \"-Wglobal-constructors\"")

#    define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wparentheses\"" )

#    define CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wunused-variable\"" )

#    define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wgnu-zero-variadic-macro-arguments\"" )

#    define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
         _Pragma( "clang diagnostic ignored \"-Wunused-template\"" )

#endif // __clang__


////////////////////////////////////////////////////////////////////////////////
// Assume that non-Windows platforms support posix signals by default
#if !defined(CATCH_PLATFORM_WINDOWS)
    #define CATCH_INTERNAL_CONFIG_POSIX_SIGNALS
#endif

////////////////////////////////////////////////////////////////////////////////
// We know some environments not to support full POSIX signals
#if defined(__CYGWIN__) || defined(__QNX__) || defined(__EMSCRIPTEN__) || defined(__DJGPP__)
    #define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS
#endif

#ifdef __OS400__
#       define CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS
#       define CATCH_CONFIG_COLOUR_NONE
#endif

////////////////////////////////////////////////////////////////////////////////
// Android somehow still does not support std::to_string
#if defined(__ANDROID__)
#    define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING
#    define CATCH_INTERNAL_CONFIG_ANDROID_LOGWRITE
#endif

////////////////////////////////////////////////////////////////////////////////
// Not all Windows environments support SEH properly
#if defined(__MINGW32__)
#    define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
#endif

////////////////////////////////////////////////////////////////////////////////
// PS4
#if defined(__ORBIS__)
#    define CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE
#endif

////////////////////////////////////////////////////////////////////////////////
// Cygwin
#ifdef __CYGWIN__

// Required for some versions of Cygwin to declare gettimeofday
// see: http://stackoverflow.com/questions/36901803/gettimeofday-not-declared-in-this-scope-cygwin
#   define _BSD_SOURCE
// some versions of cygwin (most) do not support std::to_string. Use the libstd check.
// https://gcc.gnu.org/onlinedocs/gcc-4.8.2/libstdc++/api/a01053_source.html line 2812-2813
# if !((__cplusplus >= 201103L) && defined(_GLIBCXX_USE_C99) \
           && !defined(_GLIBCXX_HAVE_BROKEN_VSWPRINTF))

#    define CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING

# endif
#endif // __CYGWIN__

////////////////////////////////////////////////////////////////////////////////
// Visual C++
#if defined(_MSC_VER)

#  define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION __pragma( warning(push) )
#  define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION  __pragma( warning(pop) )

// Universal Windows platform does not support SEH
// Or console colours (or console at all...)
#  if defined(WINAPI_FAMILY) && (WINAPI_FAMILY == WINAPI_FAMILY_APP)
#    define CATCH_CONFIG_COLOUR_NONE
#  else
#    define CATCH_INTERNAL_CONFIG_WINDOWS_SEH
#  endif

// MSVC traditional preprocessor needs some workaround for __VA_ARGS__
// _MSVC_TRADITIONAL == 0 means new conformant preprocessor
// _MSVC_TRADITIONAL == 1 means old traditional non-conformant preprocessor
#  if !defined(__clang__) // Handle Clang masquerading for msvc
#    if !defined(_MSVC_TRADITIONAL) || (defined(_MSVC_TRADITIONAL) && _MSVC_TRADITIONAL)
#      define CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#    endif // MSVC_TRADITIONAL
#  endif // __clang__

#endif // _MSC_VER

#if defined(_REENTRANT) || defined(_MSC_VER)
// Enable async processing, as -pthread is specified or no additional linking is required
# define CATCH_INTERNAL_CONFIG_USE_ASYNC
#endif // _MSC_VER

////////////////////////////////////////////////////////////////////////////////
// Check if we are compiled with -fno-exceptions or equivalent
#if defined(__EXCEPTIONS) || defined(__cpp_exceptions) || defined(_CPPUNWIND)
#  define CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED
#endif

////////////////////////////////////////////////////////////////////////////////
// DJGPP
#ifdef __DJGPP__
#  define CATCH_INTERNAL_CONFIG_NO_WCHAR
#endif // __DJGPP__

////////////////////////////////////////////////////////////////////////////////
// Embarcadero C++Build
#if defined(__BORLANDC__)
    #define CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN
#endif

////////////////////////////////////////////////////////////////////////////////

// Use of __COUNTER__ is suppressed during code analysis in
// CLion/AppCode 2017.2.x and former, because __COUNTER__ is not properly
// handled by it.
// Otherwise all supported compilers support COUNTER macro,
// but user still might want to turn it off
#if ( !defined(__JETBRAINS_IDE__) || __JETBRAINS_IDE__ >= 20170300L )
    #define CATCH_INTERNAL_CONFIG_COUNTER
#endif


////////////////////////////////////////////////////////////////////////////////

// RTX is a special version of Windows that is real time.
// This means that it is detected as Windows, but does not provide
// the same set of capabilities as real Windows does.
#if defined(UNDER_RTSS) || defined(RTX64_BUILD)
    #define CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH
    #define CATCH_INTERNAL_CONFIG_NO_ASYNC
    #define CATCH_CONFIG_COLOUR_NONE
#endif

#if !defined(_GLIBCXX_USE_C99_MATH_TR1)
#define CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER
#endif

// Various stdlib support checks that require __has_include
#if defined(__has_include)
  // Check if string_view is available and usable
  #if __has_include(<string_view>) && defined(CATCH_CPP17_OR_GREATER)
  #    define CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW
  #endif

  // Check if optional is available and usable
  #  if __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
  #    define CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL
  #  endif // __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)

  // Check if byte is available and usable
  #  if __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)
  #    include <cstddef>
  #    if __cpp_lib_byte > 0
  #      define CATCH_INTERNAL_CONFIG_CPP17_BYTE
  #    endif
  #  endif // __has_include(<cstddef>) && defined(CATCH_CPP17_OR_GREATER)

  // Check if variant is available and usable
  #  if __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
  #    if defined(__clang__) && (__clang_major__ < 8)
         // work around clang bug with libstdc++ https://bugs.llvm.org/show_bug.cgi?id=31852
         // fix should be in clang 8, workaround in libstdc++ 8.2
  #      include <ciso646>
  #      if defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
  #        define CATCH_CONFIG_NO_CPP17_VARIANT
  #      else
  #        define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
  #      endif // defined(__GLIBCXX__) && defined(_GLIBCXX_RELEASE) && (_GLIBCXX_RELEASE < 9)
  #    else
  #      define CATCH_INTERNAL_CONFIG_CPP17_VARIANT
  #    endif // defined(__clang__) && (__clang_major__ < 8)
  #  endif // __has_include(<variant>) && defined(CATCH_CPP17_OR_GREATER)
#endif // defined(__has_include)


#if defined(CATCH_INTERNAL_CONFIG_COUNTER) && !defined(CATCH_CONFIG_NO_COUNTER) && !defined(CATCH_CONFIG_COUNTER)
#   define CATCH_CONFIG_COUNTER
#endif
#if defined(CATCH_INTERNAL_CONFIG_WINDOWS_SEH) && !defined(CATCH_CONFIG_NO_WINDOWS_SEH) && !defined(CATCH_CONFIG_WINDOWS_SEH) && !defined(CATCH_INTERNAL_CONFIG_NO_WINDOWS_SEH)
#   define CATCH_CONFIG_WINDOWS_SEH
#endif
// This is set by default, because we assume that unix compilers are posix-signal-compatible by default.
#if defined(CATCH_INTERNAL_CONFIG_POSIX_SIGNALS) && !defined(CATCH_INTERNAL_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_NO_POSIX_SIGNALS) && !defined(CATCH_CONFIG_POSIX_SIGNALS)
#   define CATCH_CONFIG_POSIX_SIGNALS
#endif
// This is set by default, because we assume that compilers with no wchar_t support are just rare exceptions.
#if !defined(CATCH_INTERNAL_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_NO_WCHAR) && !defined(CATCH_CONFIG_WCHAR)
#   define CATCH_CONFIG_WCHAR
#endif

#if !defined(CATCH_INTERNAL_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_NO_CPP11_TO_STRING) && !defined(CATCH_CONFIG_CPP11_TO_STRING)
#    define CATCH_CONFIG_CPP11_TO_STRING
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_NO_CPP17_OPTIONAL) && !defined(CATCH_CONFIG_CPP17_OPTIONAL)
#  define CATCH_CONFIG_CPP17_OPTIONAL
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_NO_CPP17_STRING_VIEW) && !defined(CATCH_CONFIG_CPP17_STRING_VIEW)
#  define CATCH_CONFIG_CPP17_STRING_VIEW
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_VARIANT) && !defined(CATCH_CONFIG_NO_CPP17_VARIANT) && !defined(CATCH_CONFIG_CPP17_VARIANT)
#  define CATCH_CONFIG_CPP17_VARIANT
#endif

#if defined(CATCH_INTERNAL_CONFIG_CPP17_BYTE) && !defined(CATCH_CONFIG_NO_CPP17_BYTE) && !defined(CATCH_CONFIG_CPP17_BYTE)
#  define CATCH_CONFIG_CPP17_BYTE
#endif


#if defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
#  define CATCH_INTERNAL_CONFIG_NEW_CAPTURE
#endif

#if defined(CATCH_INTERNAL_CONFIG_NEW_CAPTURE) && !defined(CATCH_INTERNAL_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NO_NEW_CAPTURE) && !defined(CATCH_CONFIG_NEW_CAPTURE)
#  define CATCH_CONFIG_NEW_CAPTURE
#endif

#if !defined(CATCH_INTERNAL_CONFIG_EXCEPTIONS_ENABLED) && !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
#  define CATCH_CONFIG_DISABLE_EXCEPTIONS
#endif

#if defined(CATCH_INTERNAL_CONFIG_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_NO_POLYFILL_ISNAN) && !defined(CATCH_CONFIG_POLYFILL_ISNAN)
#  define CATCH_CONFIG_POLYFILL_ISNAN
#endif

#if defined(CATCH_INTERNAL_CONFIG_USE_ASYNC)  && !defined(CATCH_INTERNAL_CONFIG_NO_ASYNC) && !defined(CATCH_CONFIG_NO_USE_ASYNC) && !defined(CATCH_CONFIG_USE_ASYNC)
#  define CATCH_CONFIG_USE_ASYNC
#endif

#if defined(CATCH_INTERNAL_CONFIG_ANDROID_LOGWRITE) && !defined(CATCH_CONFIG_NO_ANDROID_LOGWRITE) && !defined(CATCH_CONFIG_ANDROID_LOGWRITE)
#  define CATCH_CONFIG_ANDROID_LOGWRITE
#endif

#if defined(CATCH_INTERNAL_CONFIG_GLOBAL_NEXTAFTER) && !defined(CATCH_CONFIG_NO_GLOBAL_NEXTAFTER) && !defined(CATCH_CONFIG_GLOBAL_NEXTAFTER)
#  define CATCH_CONFIG_GLOBAL_NEXTAFTER
#endif


// Even if we do not think the compiler has that warning, we still have
// to provide a macro that can be used by the code.
#if !defined(CATCH_INTERNAL_START_WARNINGS_SUPPRESSION)
#   define CATCH_INTERNAL_START_WARNINGS_SUPPRESSION
#endif
#if !defined(CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION)
#   define CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS
#endif
#if !defined(CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS
#endif

// The goal of this macro is to avoid evaluation of the arguments, but
// still have the compiler warn on problems inside...
#if !defined(CATCH_INTERNAL_IGNORE_BUT_WARN)
#   define CATCH_INTERNAL_IGNORE_BUT_WARN(...)
#endif

#if defined(__APPLE__) && defined(__apple_build_version__) && (__clang_major__ < 10)
#   undef CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#elif defined(__clang__) && (__clang_major__ < 5)
#   undef CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#endif

#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS)
#   define CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS
#endif

#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
#define CATCH_TRY if ((true))
#define CATCH_CATCH_ALL if ((false))
#define CATCH_CATCH_ANON(type) if ((false))
#else
#define CATCH_TRY try
#define CATCH_CATCH_ALL catch (...)
#define CATCH_CATCH_ANON(type) catch (type)
#endif

#if defined(CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR) && !defined(CATCH_CONFIG_NO_TRADITIONAL_MSVC_PREPROCESSOR) && !defined(CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR)
#define CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#endif

#endif // CATCH_COMPILER_CAPABILITIES_HPP_INCLUDED


#ifndef CATCH_STRINGREF_HPP_INCLUDED
#define CATCH_STRINGREF_HPP_INCLUDED

#include <cstddef>
#include <string>
#include <iosfwd>
#include <cassert>

namespace Catch {

    /// A non-owning string class (similar to the forthcoming std::string_view)
    /// Note that, because a StringRef may be a substring of another string,
    /// it may not be null terminated.
    class StringRef {
    public:
        using size_type = std::size_t;
        using const_iterator = const char*;

    private:
        static constexpr char const* const s_empty = "";

        char const* m_start = s_empty;
        size_type m_size = 0;

    public: // construction
        constexpr StringRef() noexcept = default;

        StringRef( char const* rawChars ) noexcept;

        constexpr StringRef( char const* rawChars, size_type size ) noexcept
        :   m_start( rawChars ),
            m_size( size )
        {}

        StringRef( std::string const& stdString ) noexcept
        :   m_start( stdString.c_str() ),
            m_size( stdString.size() )
        {}

        explicit operator std::string() const {
            return std::string(m_start, m_size);
        }

    public: // operators
        auto operator == ( StringRef const& other ) const noexcept -> bool;
        auto operator != (StringRef const& other) const noexcept -> bool {
            return !(*this == other);
        }

        constexpr auto operator[] ( size_type index ) const noexcept -> char {
            assert(index < m_size);
            return m_start[index];
        }

        bool operator<(StringRef const& rhs) const noexcept;

    public: // named queries
        constexpr auto empty() const noexcept -> bool {
            return m_size == 0;
        }
        constexpr auto size() const noexcept -> size_type {
            return m_size;
        }

        // Returns the current start pointer. If the StringRef is not
        // null-terminated, throws std::domain_exception
        auto c_str() const -> char const*;

    public: // substrings and searches
        // Returns a substring of [start, start + length).
        // If start + length > size(), then the substring is [start, start + size()).
        // If start > size(), then the substring is empty.
        constexpr StringRef substr(size_type start, size_type length) const noexcept {
            if (start < m_size) {
                const auto shortened_size = m_size - start;
                return StringRef(m_start + start, (shortened_size < length) ? shortened_size : length);
            } else {
                return StringRef();
            }
        }

        // Returns the current start pointer. May not be null-terminated.
        constexpr char const* data() const noexcept {
            return m_start;
        }

        constexpr auto isNullTerminated() const noexcept -> bool {
            return m_start[m_size] == '\0';
        }

    public: // iterators
        constexpr const_iterator begin() const { return m_start; }
        constexpr const_iterator end() const { return m_start + m_size; }


        friend std::string& operator += (std::string& lhs, StringRef const& sr);
        friend std::ostream& operator << (std::ostream& os, StringRef const& sr);
        friend std::string operator+(StringRef lhs, StringRef rhs);
    };


    constexpr auto operator "" _sr( char const* rawChars, std::size_t size ) noexcept -> StringRef {
        return StringRef( rawChars, size );
    }
} // namespace Catch

constexpr auto operator "" _catch_sr( char const* rawChars, std::size_t size ) noexcept -> Catch::StringRef {
    return Catch::StringRef( rawChars, size );
}

#endif // CATCH_STRINGREF_HPP_INCLUDED

#define INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line ) name##line
#define INTERNAL_CATCH_UNIQUE_NAME_LINE( name, line ) INTERNAL_CATCH_UNIQUE_NAME_LINE2( name, line )
#ifdef CATCH_CONFIG_COUNTER
#  define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __COUNTER__ )
#else
#  define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __LINE__ )
#endif

#include <iosfwd>

// We need a dummy global operator<< so we can bring it into Catch namespace later
struct Catch_global_namespace_dummy {};
std::ostream& operator<<(std::ostream&, Catch_global_namespace_dummy);

namespace Catch {

    struct SourceLineInfo {

        SourceLineInfo() = delete;
        constexpr SourceLineInfo( char const* _file, std::size_t _line ) noexcept:
            file( _file ),
            line( _line )
        {}

        bool operator == ( SourceLineInfo const& other ) const noexcept;
        bool operator < ( SourceLineInfo const& other ) const noexcept;

        char const* file;
        std::size_t line;

        friend std::ostream& operator << (std::ostream& os, SourceLineInfo const& info);
    };


    // Bring in operator<< from global namespace into Catch namespace
    // This is necessary because the overload of operator<< above makes
    // lookup stop at namespace Catch
    using ::operator<<;

    // Use this in variadic streaming macros to allow
    //    >> +StreamEndStop
    // as well as
    //    >> stuff +StreamEndStop
    struct StreamEndStop {
        StringRef operator+() const {
            return StringRef();
        }

        template<typename T>
        friend T const& operator + ( T const& value, StreamEndStop ) {
            return value;
        }
    };
}

#define CATCH_INTERNAL_LINEINFO \
    ::Catch::SourceLineInfo( __FILE__, static_cast<std::size_t>( __LINE__ ) )

#endif // CATCH_COMMON_HPP_INCLUDED


#ifndef CATCH_TOTALS_HPP_INCLUDED
#define CATCH_TOTALS_HPP_INCLUDED

#include <cstddef>

namespace Catch {

    struct Counts {
        Counts operator - ( Counts const& other ) const;
        Counts& operator += ( Counts const& other );

        std::size_t total() const;
        bool allPassed() const;
        bool allOk() const;

        std::size_t passed = 0;
        std::size_t failed = 0;
        std::size_t failedButOk = 0;
    };

    struct Totals {

        Totals operator - ( Totals const& other ) const;
        Totals& operator += ( Totals const& other );

        Totals delta( Totals const& prevTotals ) const;

        int error = 0;
        Counts assertions;
        Counts testCases;
    };
}

#endif // CATCH_TOTALS_HPP_INCLUDED

#include <string>

namespace Catch {

    struct SectionInfo {
        // The last argument is ignored, so that people can write
        // SECTION("ShortName", "Proper description that is long") and
        // still use the `-c` flag comfortably.
        SectionInfo( SourceLineInfo const& _lineInfo, std::string _name,
                    const char* const = nullptr ):
            name(std::move(_name)),
            lineInfo(_lineInfo)
            {}

        std::string name;
        SourceLineInfo lineInfo;
    };

    struct SectionEndInfo {
        SectionInfo sectionInfo;
        Counts prevAssertions;
        double durationInSeconds;
    };

} // end namespace Catch

#endif // CATCH_SECTION_INFO_HPP_INCLUDED


#ifndef CATCH_ASSERTION_RESULT_HPP_INCLUDED
#define CATCH_ASSERTION_RESULT_HPP_INCLUDED

#include <string>


#ifndef CATCH_ASSERTION_INFO_HPP_INCLUDED
#define CATCH_ASSERTION_INFO_HPP_INCLUDED



#ifndef CATCH_RESULT_TYPE_HPP_INCLUDED
#define CATCH_RESULT_TYPE_HPP_INCLUDED

namespace Catch {

    // ResultWas::OfType enum
    struct ResultWas { enum OfType {
        Unknown = -1,
        Ok = 0,
        Info = 1,
        Warning = 2,

        FailureBit = 0x10,

        ExpressionFailed = FailureBit | 1,
        ExplicitFailure = FailureBit | 2,

        Exception = 0x100 | FailureBit,

        ThrewException = Exception | 1,
        DidntThrowException = Exception | 2,

        FatalErrorCondition = 0x200 | FailureBit

    }; };

    bool isOk( ResultWas::OfType resultType );
    bool isJustInfo( int flags );


    // ResultDisposition::Flags enum
    struct ResultDisposition { enum Flags {
        Normal = 0x01,

        ContinueOnFailure = 0x02,   // Failures fail test, but execution continues
        FalseTest = 0x04,           // Prefix expression with !
        SuppressFail = 0x08         // Failures are reported but do not fail the test
    }; };

    ResultDisposition::Flags operator | ( ResultDisposition::Flags lhs, ResultDisposition::Flags rhs );

    bool shouldContinueOnFailure( int flags );
    inline bool isFalseTest( int flags ) { return ( flags & ResultDisposition::FalseTest ) != 0; }
    bool shouldSuppressFailure( int flags );

} // end namespace Catch

#endif // CATCH_RESULT_TYPE_HPP_INCLUDED

namespace Catch {

    struct AssertionInfo {
        // AssertionInfo() = delete;

        StringRef macroName;
        SourceLineInfo lineInfo;
        StringRef capturedExpression;
        ResultDisposition::Flags resultDisposition;
    };

} // end namespace Catch

#endif // CATCH_ASSERTION_INFO_HPP_INCLUDED


#ifndef CATCH_LAZY_EXPR_HPP_INCLUDED
#define CATCH_LAZY_EXPR_HPP_INCLUDED

#include <iosfwd>

namespace Catch {

    struct ITransientExpression;

    class LazyExpression {
        friend class AssertionHandler;
        friend struct AssertionStats;
        friend class RunContext;

        ITransientExpression const* m_transientExpression = nullptr;
        bool m_isNegated;
    public:
        LazyExpression( bool isNegated ):
            m_isNegated(isNegated)
        {}
        LazyExpression(LazyExpression const& other) = default;
        LazyExpression& operator = ( LazyExpression const& ) = delete;

        explicit operator bool() const {
            return m_transientExpression != nullptr;
        }

        friend auto operator << ( std::ostream& os, LazyExpression const& lazyExpr ) -> std::ostream&;
    };

} // namespace Catch

#endif // CATCH_LAZY_EXPR_HPP_INCLUDED

namespace Catch {

    struct AssertionResultData
    {
        AssertionResultData() = delete;

        AssertionResultData( ResultWas::OfType _resultType, LazyExpression const& _lazyExpression );

        std::string message;
        mutable std::string reconstructedExpression;
        LazyExpression lazyExpression;
        ResultWas::OfType resultType;

        std::string reconstructExpression() const;
    };

    class AssertionResult {
    public:
        AssertionResult() = delete;
        AssertionResult( AssertionInfo const& info, AssertionResultData const& data );

        bool isOk() const;
        bool succeeded() const;
        ResultWas::OfType getResultType() const;
        bool hasExpression() const;
        bool hasMessage() const;
        std::string getExpression() const;
        std::string getExpressionInMacro() const;
        bool hasExpandedExpression() const;
        std::string getExpandedExpression() const;
        std::string getMessage() const;
        SourceLineInfo getSourceInfo() const;
        StringRef getTestMacroName() const;

    //protected:
        AssertionInfo m_info;
        AssertionResultData m_resultData;
    };

} // end namespace Catch

#endif // CATCH_ASSERTION_RESULT_HPP_INCLUDED


#ifndef CATCH_MESSAGE_INFO_HPP_INCLUDED
#define CATCH_MESSAGE_INFO_HPP_INCLUDED



#ifndef CATCH_INTERFACES_CAPTURE_HPP_INCLUDED
#define CATCH_INTERFACES_CAPTURE_HPP_INCLUDED

#include <string>
#include <chrono>


namespace Catch {

    class AssertionResult;
    struct AssertionInfo;
    struct SectionInfo;
    struct SectionEndInfo;
    struct MessageInfo;
    struct MessageBuilder;
    struct Counts;
    struct AssertionReaction;
    struct SourceLineInfo;

    struct ITransientExpression;
    struct IGeneratorTracker;

    struct BenchmarkInfo;
    template <typename Duration = std::chrono::duration<double, std::nano>>
    struct BenchmarkStats;

    struct IResultCapture {

        virtual ~IResultCapture();

        virtual bool sectionStarted(    SectionInfo const& sectionInfo,
                                        Counts& assertions ) = 0;
        virtual void sectionEnded( SectionEndInfo const& endInfo ) = 0;
        virtual void sectionEndedEarly( SectionEndInfo const& endInfo ) = 0;

        virtual auto acquireGeneratorTracker( StringRef generatorName, SourceLineInfo const& lineInfo ) -> IGeneratorTracker& = 0;

        virtual void benchmarkPreparing( std::string const& name ) = 0;
        virtual void benchmarkStarting( BenchmarkInfo const& info ) = 0;
        virtual void benchmarkEnded( BenchmarkStats<> const& stats ) = 0;
        virtual void benchmarkFailed( std::string const& error ) = 0;

        virtual void pushScopedMessage( MessageInfo const& message ) = 0;
        virtual void popScopedMessage( MessageInfo const& message ) = 0;

        virtual void emplaceUnscopedMessage( MessageBuilder const& builder ) = 0;

        virtual void handleFatalErrorCondition( StringRef message ) = 0;

        virtual void handleExpr
                (   AssertionInfo const& info,
                    ITransientExpression const& expr,
                    AssertionReaction& reaction ) = 0;
        virtual void handleMessage
                (   AssertionInfo const& info,
                    ResultWas::OfType resultType,
                    StringRef const& message,
                    AssertionReaction& reaction ) = 0;
        virtual void handleUnexpectedExceptionNotThrown
                (   AssertionInfo const& info,
                    AssertionReaction& reaction ) = 0;
        virtual void handleUnexpectedInflightException
                (   AssertionInfo const& info,
                    std::string const& message,
                    AssertionReaction& reaction ) = 0;
        virtual void handleIncomplete
                (   AssertionInfo const& info ) = 0;
        virtual void handleNonExpr
                (   AssertionInfo const &info,
                    ResultWas::OfType resultType,
                    AssertionReaction &reaction ) = 0;



        virtual bool lastAssertionPassed() = 0;
        virtual void assertionPassed() = 0;

        // Deprecated, do not use:
        virtual std::string getCurrentTestName() const = 0;
        virtual const AssertionResult* getLastResult() const = 0;
        virtual void exceptionEarlyReported() = 0;
    };

    IResultCapture& getResultCapture();
}

#endif // CATCH_INTERFACES_CAPTURE_HPP_INCLUDED

#include <string>

namespace Catch {

    struct MessageInfo {
        MessageInfo(    StringRef const& _macroName,
                        SourceLineInfo const& _lineInfo,
                        ResultWas::OfType _type );

        StringRef macroName;
        std::string message;
        SourceLineInfo lineInfo;
        ResultWas::OfType type;
        unsigned int sequence;

        bool operator == (MessageInfo const& other) const {
            return sequence == other.sequence;
        }
        bool operator < (MessageInfo const& other) const {
            return sequence < other.sequence;
        }
    private:
        static unsigned int globalCount;
    };

} // end namespace Catch

#endif // CATCH_MESSAGE_INFO_HPP_INCLUDED


#ifndef CATCH_UNIQUE_PTR_HPP_INCLUDED
#define CATCH_UNIQUE_PTR_HPP_INCLUDED

#include <cassert>
#include <type_traits>

namespace Catch {
namespace Detail {
    // reimplementation of unique_ptr for improved compilation times
    // Does not support custom deleters (and thus does not require EBO)
    // Does not support arrays
    template <typename T>
    class unique_ptr {
        T* m_ptr;
    public:
        constexpr unique_ptr(std::nullptr_t = nullptr):
            m_ptr{}
        {}
        explicit constexpr unique_ptr(T* ptr):
            m_ptr(ptr)
        {}

        template <typename U, typename = std::enable_if_t<std::is_base_of<T, U>::value>>
        unique_ptr(unique_ptr<U>&& from):
            m_ptr(from.release())
        {}

        template <typename U, typename = std::enable_if_t<std::is_base_of<T, U>::value>>
        unique_ptr& operator=(unique_ptr<U>&& from) {
            reset(from.release());

            return *this;
        }

        unique_ptr(unique_ptr const&) = delete;
        unique_ptr& operator=(unique_ptr const&) = delete;

        unique_ptr(unique_ptr&& rhs) noexcept:
            m_ptr(rhs.m_ptr) {
            rhs.m_ptr = nullptr;
        }
        unique_ptr& operator=(unique_ptr&& rhs) noexcept {
            reset(rhs.release());

            return *this;
        }

        ~unique_ptr() {
            delete m_ptr;
        }

        T& operator*() {
            assert(m_ptr);
            return *m_ptr;
        }
        T const& operator*() const {
            assert(m_ptr);
            return *m_ptr;
        }
        T* operator->() const noexcept {
            assert(m_ptr);
            return m_ptr;
        }

        T* get() { return m_ptr; }
        T const* get() const { return m_ptr; }

        void reset(T* ptr = nullptr) {
            delete m_ptr;
            m_ptr = ptr;
        }

        T* release() {
            auto temp = m_ptr;
            m_ptr = nullptr;
            return temp;
        }

        explicit operator bool() const {
            return m_ptr;
        }

        friend void swap(unique_ptr& lhs, unique_ptr& rhs) {
            auto temp = lhs.m_ptr;
            lhs.m_ptr = rhs.m_ptr;
            rhs.m_ptr = temp;
        }
    };

    // Purposefully doesn't exist
    // We could also rely on compiler warning + werror for calling plain delete
    // on a T[], but this seems better.
    // Maybe add definition and a static assert?
    template <typename T>
    class unique_ptr<T[]>;

    template <typename T, typename... Args>
    unique_ptr<T> make_unique(Args&&... args) {
        // static_cast<Args&&> does the same thing as std::forward in
        // this case, but does not require including big header (<utility>)
        // and compiles faster thanks to not requiring template instantiation
        // and overload resolution
        return unique_ptr<T>(new T(static_cast<Args&&>(args)...));
    }


} // end namespace Detail
} // end namespace Catch

#endif // CATCH_UNIQUE_PTR_HPP_INCLUDED



// Adapted from donated nonius code.

#ifndef CATCH_ESTIMATE_HPP_INCLUDED
#define CATCH_ESTIMATE_HPP_INCLUDED

namespace Catch {
    namespace Benchmark {
        template <typename Duration>
        struct Estimate {
            Duration point;
            Duration lower_bound;
            Duration upper_bound;
            double confidence_interval;

            template <typename Duration2>
            operator Estimate<Duration2>() const {
                return { point, lower_bound, upper_bound, confidence_interval };
            }
        };
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_ESTIMATE_HPP_INCLUDED


// Adapted from donated nonius code.

#ifndef CATCH_OUTLIER_CLASSIFICATION_HPP_INCLUDED
#define CATCH_OUTLIER_CLASSIFICATION_HPP_INCLUDED

namespace Catch {
    namespace Benchmark {
        struct OutlierClassification {
            int samples_seen = 0;
            int low_severe = 0;     // more than 3 times IQR below Q1
            int low_mild = 0;       // 1.5 to 3 times IQR below Q1
            int high_mild = 0;      // 1.5 to 3 times IQR above Q3
            int high_severe = 0;    // more than 3 times IQR above Q3

            int total() const {
                return low_severe + low_mild + high_mild + high_severe;
            }
        };
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_OUTLIERS_CLASSIFICATION_HPP_INCLUDED


#include <string>
#include <vector>
#include <iosfwd>

namespace Catch {

    struct ReporterDescription;
    struct TagInfo;
    struct TestCaseInfo;
    class TestCaseHandle;
    struct IConfig;

    struct ReporterConfig {
        explicit ReporterConfig( IConfig const* _fullConfig );

        ReporterConfig( IConfig const* _fullConfig, std::ostream& _stream );

        std::ostream& stream() const;
        IConfig const* fullConfig() const;

    private:
        std::ostream* m_stream;
        IConfig const* m_fullConfig;
    };

    struct TestRunInfo {
        TestRunInfo( std::string const& _name );
        std::string name;
    };
    struct GroupInfo {
        GroupInfo(  std::string const& _name,
                    std::size_t _groupIndex,
                    std::size_t _groupsCount );

        std::string name;
        std::size_t groupIndex;
        std::size_t groupsCounts;
    };

    struct AssertionStats {
        AssertionStats( AssertionResult const& _assertionResult,
                        std::vector<MessageInfo> const& _infoMessages,
                        Totals const& _totals );

        AssertionStats( AssertionStats const& )              = default;
        AssertionStats( AssertionStats && )                  = default;
        AssertionStats& operator = ( AssertionStats const& ) = delete;
        AssertionStats& operator = ( AssertionStats && )     = delete;

        AssertionResult assertionResult;
        std::vector<MessageInfo> infoMessages;
        Totals totals;
    };

    struct SectionStats {
        SectionStats(   SectionInfo const& _sectionInfo,
                        Counts const& _assertions,
                        double _durationInSeconds,
                        bool _missingAssertions );

        SectionInfo sectionInfo;
        Counts assertions;
        double durationInSeconds;
        bool missingAssertions;
    };

    struct TestCaseStats {
        TestCaseStats(  TestCaseInfo const& _testInfo,
                        Totals const& _totals,
                        std::string const& _stdOut,
                        std::string const& _stdErr,
                        bool _aborting );

        TestCaseInfo const * testInfo;
        Totals totals;
        std::string stdOut;
        std::string stdErr;
        bool aborting;
    };

    struct TestGroupStats {
        TestGroupStats( GroupInfo const& _groupInfo,
                        Totals const& _totals,
                        bool _aborting );
        TestGroupStats( GroupInfo const& _groupInfo );

        GroupInfo groupInfo;
        Totals totals;
        bool aborting;
    };

    struct TestRunStats {
        TestRunStats(   TestRunInfo const& _runInfo,
                        Totals const& _totals,
                        bool _aborting );

        TestRunInfo runInfo;
        Totals totals;
        bool aborting;
    };


    struct BenchmarkInfo {
        std::string name;
        double estimatedDuration;
        int iterations;
        int samples;
        unsigned int resamples;
        double clockResolution;
        double clockCost;
    };

    template <class Duration>
    struct BenchmarkStats {
        BenchmarkInfo info;

        std::vector<Duration> samples;
        Benchmark::Estimate<Duration> mean;
        Benchmark::Estimate<Duration> standardDeviation;
        Benchmark::OutlierClassification outliers;
        double outlierVariance;

        template <typename Duration2>
        explicit operator BenchmarkStats<Duration2>() const {
            std::vector<Duration2> samples2;
            samples2.reserve(samples.size());
            for (auto const& sample : samples) {
                samples2.push_back(Duration2(sample));
            }
            return {
                info,
                std::move(samples2),
                mean,
                standardDeviation,
                outliers,
                outlierVariance,
            };
        }
    };

    //! By setting up its preferences, a reporter can modify Catch2's behaviour
    //! in some regards, e.g. it can request Catch2 to capture writes to
    //! stdout/stderr during test execution, and pass them to the reporter.
    struct ReporterPreferences {
        //! Catch2 should redirect writes to stdout and pass them to the
        //! reporter
        bool shouldRedirectStdOut = false;
        //! Catch2 should call `Reporter::assertionEnded` even for passing
        //! assertions
        bool shouldReportAllAssertions = false;
    };


    struct IStreamingReporter {
    protected:
        //! Derived classes can set up their preferences here
        ReporterPreferences m_preferences;
    public:
        virtual ~IStreamingReporter() = default;

        // Implementing class must also provide the following static methods:
        // static std::string getDescription();

        ReporterPreferences const& getPreferences() const {
            return m_preferences;
        }

        virtual void noMatchingTestCases( std::string const& spec ) = 0;

        virtual void reportInvalidArguments(std::string const&) {}

        virtual void testRunStarting( TestRunInfo const& testRunInfo ) = 0;
        virtual void testGroupStarting( GroupInfo const& groupInfo ) = 0;

        virtual void testCaseStarting( TestCaseInfo const& testInfo ) = 0;
        virtual void sectionStarting( SectionInfo const& sectionInfo ) = 0;

        virtual void benchmarkPreparing( std::string const& ) {}
        virtual void benchmarkStarting( BenchmarkInfo const& ) {}
        virtual void benchmarkEnded( BenchmarkStats<> const& ) {}
        virtual void benchmarkFailed( std::string const& ) {}

        virtual void assertionStarting( AssertionInfo const& assertionInfo ) = 0;

        // The return value indicates if the messages buffer should be cleared:
        virtual bool assertionEnded( AssertionStats const& assertionStats ) = 0;

        virtual void sectionEnded( SectionStats const& sectionStats ) = 0;
        virtual void testCaseEnded( TestCaseStats const& testCaseStats ) = 0;
        virtual void testGroupEnded( TestGroupStats const& testGroupStats ) = 0;
        virtual void testRunEnded( TestRunStats const& testRunStats ) = 0;

        virtual void skipTest( TestCaseInfo const& testInfo ) = 0;

        // Default empty implementation provided
        virtual void fatalErrorEncountered( StringRef name );

        //! Writes out information about provided reporters using reporter-specific format
        virtual void listReporters(std::vector<ReporterDescription> const& descriptions, IConfig const& config);
        //! Writes out information about provided tests using reporter-specific format
        virtual void listTests(std::vector<TestCaseHandle> const& tests, IConfig const& config);
        //! Writes out information about the provided tags using reporter-specific format
        virtual void listTags(std::vector<TagInfo> const& tags, IConfig const& config);

    };
    using IStreamingReporterPtr = Detail::unique_ptr<IStreamingReporter>;

} // end namespace Catch

#endif // CATCH_INTERFACES_REPORTER_HPP_INCLUDED



// Adapted from donated nonius code.

#ifndef CATCH_CHRONOMETER_HPP_INCLUDED
#define CATCH_CHRONOMETER_HPP_INCLUDED



// Adapted from donated nonius code.

#ifndef CATCH_CLOCK_HPP_INCLUDED
#define CATCH_CLOCK_HPP_INCLUDED

#include <chrono>
#include <ratio>

namespace Catch {
    namespace Benchmark {
        template <typename Clock>
        using ClockDuration = typename Clock::duration;
        template <typename Clock>
        using FloatDuration = std::chrono::duration<double, typename Clock::period>;

        template <typename Clock>
        using TimePoint = typename Clock::time_point;

        using default_clock = std::chrono::steady_clock;

        template <typename Clock>
        struct now {
            TimePoint<Clock> operator()() const {
                return Clock::now();
            }
        };

        using fp_seconds = std::chrono::duration<double, std::ratio<1>>;
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_CLOCK_HPP_INCLUDED


// Adapted from donated nonius code.

#ifndef CATCH_OPTIMIZER_HPP_INCLUDED
#define CATCH_OPTIMIZER_HPP_INCLUDED

#if defined(_MSC_VER)
#   include <atomic> // atomic_thread_fence
#endif

#include <type_traits>
#include <utility>

namespace Catch {
    namespace Benchmark {
#if defined(__GNUC__) || defined(__clang__)
        template <typename T>
        inline void keep_memory(T* p) {
            asm volatile("" : : "g"(p) : "memory");
        }
        inline void keep_memory() {
            asm volatile("" : : : "memory");
        }

        namespace Detail {
            inline void optimizer_barrier() { keep_memory(); }
        } // namespace Detail
#elif defined(_MSC_VER)

#pragma optimize("", off)
        template <typename T>
        inline void keep_memory(T* p) {
            // thanks @milleniumbug
            *reinterpret_cast<char volatile*>(p) = *reinterpret_cast<char const volatile*>(p);
        }
        // TODO equivalent keep_memory()
#pragma optimize("", on)

        namespace Detail {
            inline void optimizer_barrier() {
                std::atomic_thread_fence(std::memory_order_seq_cst);
            }
        } // namespace Detail

#endif

        template <typename T>
        inline void deoptimize_value(T&& x) {
            keep_memory(&x);
        }

        template <typename Fn, typename... Args>
        inline auto invoke_deoptimized(Fn&& fn, Args&&... args) -> typename std::enable_if<!std::is_same<void, decltype(fn(args...))>::value>::type {
            deoptimize_value(std::forward<Fn>(fn) (std::forward<Args...>(args...)));
        }

        template <typename Fn, typename... Args>
        inline auto invoke_deoptimized(Fn&& fn, Args&&... args) -> typename std::enable_if<std::is_same<void, decltype(fn(args...))>::value>::type {
            std::forward<Fn>(fn) (std::forward<Args...>(args...));
        }
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_OPTIMIZER_HPP_INCLUDED


// Adapted from donated nonius code.

#ifndef CATCH_COMPLETE_INVOKE_HPP_INCLUDED
#define CATCH_COMPLETE_INVOKE_HPP_INCLUDED



#ifndef CATCH_ENFORCE_HPP_INCLUDED
#define CATCH_ENFORCE_HPP_INCLUDED



#ifndef CATCH_STREAM_HPP_INCLUDED
#define CATCH_STREAM_HPP_INCLUDED


#include <iosfwd>
#include <cstddef>
#include <ostream>

namespace Catch {

    std::ostream& cout();
    std::ostream& cerr();
    std::ostream& clog();

    class StringRef;

    struct IStream {
        virtual ~IStream();
        virtual std::ostream& stream() const = 0;
    };

    auto makeStream( StringRef const &filename ) -> IStream const*;

    class ReusableStringStream : Detail::NonCopyable {
        std::size_t m_index;
        std::ostream* m_oss;
    public:
        ReusableStringStream();
        ~ReusableStringStream();

        //! Returns the serialized state
        std::string str() const;
        //! Sets internal state to `str`
        void str(std::string const& str);

#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic push
// Old versions of GCC do not understand -Wnonnull-compare
#pragma GCC diagnostic ignored "-Wpragmas"
// Streaming a function pointer triggers Waddress and Wnonnull-compare
// on GCC, because it implicitly converts it to bool and then decides
// that the check it uses (a? true : false) is tautological and cannot
// be null...
#pragma GCC diagnostic ignored "-Waddress"
#pragma GCC diagnostic ignored "-Wnonnull-compare"
#endif

        template<typename T>
        auto operator << ( T const& value ) -> ReusableStringStream& {
            *m_oss << value;
            return *this;
        }

#if defined(__GNUC__) && !defined(__clang__)
#pragma GCC diagnostic pop
#endif
        auto get() -> std::ostream& { return *m_oss; }
    };
}

#endif // CATCH_STREAM_HPP_INCLUDED

#include <exception>

namespace Catch {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
    template <typename Ex>
    [[noreturn]]
    void throw_exception(Ex const& e) {
        throw e;
    }
#else // ^^ Exceptions are enabled //  Exceptions are disabled vv
    [[noreturn]]
    void throw_exception(std::exception const& e);
#endif

    [[noreturn]]
    void throw_logic_error(std::string const& msg);
    [[noreturn]]
    void throw_domain_error(std::string const& msg);
    [[noreturn]]
    void throw_runtime_error(std::string const& msg);

} // namespace Catch;

#define CATCH_MAKE_MSG(...) \
    (Catch::ReusableStringStream() << __VA_ARGS__).str()

#define CATCH_INTERNAL_ERROR(...) \
    Catch::throw_logic_error(CATCH_MAKE_MSG( CATCH_INTERNAL_LINEINFO << ": Internal Catch2 error: " << __VA_ARGS__))

#define CATCH_ERROR(...) \
    Catch::throw_domain_error(CATCH_MAKE_MSG( __VA_ARGS__ ))

#define CATCH_RUNTIME_ERROR(...) \
    Catch::throw_runtime_error(CATCH_MAKE_MSG( __VA_ARGS__ ))

#define CATCH_ENFORCE( condition, ... ) \
    do{ if( !(condition) ) CATCH_ERROR( __VA_ARGS__ ); } while(false)


#endif // CATCH_ENFORCE_HPP_INCLUDED


#ifndef CATCH_META_HPP_INCLUDED
#define CATCH_META_HPP_INCLUDED

#include <type_traits>

namespace Catch {
    template<typename T>
    struct always_false : std::false_type {};

    template <typename> struct true_given : std::true_type {};
    struct is_callable_tester {
        template <typename Fun, typename... Args>
        true_given<decltype(std::declval<Fun>()(std::declval<Args>()...))> static test(int);
        template <typename...>
        std::false_type static test(...);
    };

    template <typename T>
    struct is_callable;

    template <typename Fun, typename... Args>
    struct is_callable<Fun(Args...)> : decltype(is_callable_tester::test<Fun, Args...>(0)) {};


#if defined(__cpp_lib_is_invocable) && __cpp_lib_is_invocable >= 201703
    // std::result_of is deprecated in C++17 and removed in C++20. Hence, it is
    // replaced with std::invoke_result here.
    template <typename Func, typename... U>
    using FunctionReturnType = std::remove_reference_t<std::remove_cv_t<std::invoke_result_t<Func, U...>>>;
#else
    template <typename Func, typename... U>
    using FunctionReturnType = std::remove_reference_t<std::remove_cv_t<std::result_of_t<Func(U...)>>>;
#endif

} // namespace Catch

namespace mpl_{
    struct na;
}

#endif // CATCH_META_HPP_INCLUDED


#ifndef CATCH_INTERFACES_REGISTRY_HUB_HPP_INCLUDED
#define CATCH_INTERFACES_REGISTRY_HUB_HPP_INCLUDED


#include <string>

namespace Catch {

    class TestCaseHandle;
    struct TestCaseInfo;
    struct ITestCaseRegistry;
    struct IExceptionTranslatorRegistry;
    struct IExceptionTranslator;
    struct IReporterRegistry;
    struct IReporterFactory;
    struct ITagAliasRegistry;
    struct ITestInvoker;
    struct IMutableEnumValuesRegistry;
    struct SourceLineInfo;

    class StartupExceptionRegistry;

    using IReporterFactoryPtr = Detail::unique_ptr<IReporterFactory>;

    struct IRegistryHub {
        virtual ~IRegistryHub();

        virtual IReporterRegistry const& getReporterRegistry() const = 0;
        virtual ITestCaseRegistry const& getTestCaseRegistry() const = 0;
        virtual ITagAliasRegistry const& getTagAliasRegistry() const = 0;
        virtual IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const = 0;


        virtual StartupExceptionRegistry const& getStartupExceptionRegistry() const = 0;
    };

    struct IMutableRegistryHub {
        virtual ~IMutableRegistryHub();
        virtual void registerReporter( std::string const& name, IReporterFactoryPtr factory ) = 0;
        virtual void registerListener( IReporterFactoryPtr factory ) = 0;
        virtual void registerTest(Detail::unique_ptr<TestCaseInfo>&& testInfo, Detail::unique_ptr<ITestInvoker>&& invoker) = 0;
        virtual void registerTranslator( const IExceptionTranslator* translator ) = 0;
        virtual void registerTagAlias( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ) = 0;
        virtual void registerStartupException() noexcept = 0;
        virtual IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() = 0;
    };

    IRegistryHub const& getRegistryHub();
    IMutableRegistryHub& getMutableRegistryHub();
    void cleanUp();
    std::string translateActiveException();

}

#endif // CATCH_INTERFACES_REGISTRY_HUB_HPP_INCLUDED

#include <type_traits>
#include <utility>

namespace Catch {
    namespace Benchmark {
        namespace Detail {
            template <typename T>
            struct CompleteType { using type = T; };
            template <>
            struct CompleteType<void> { struct type {}; };

            template <typename T>
            using CompleteType_t = typename CompleteType<T>::type;

            template <typename Result>
            struct CompleteInvoker {
                template <typename Fun, typename... Args>
                static Result invoke(Fun&& fun, Args&&... args) {
                    return std::forward<Fun>(fun)(std::forward<Args>(args)...);
                }
            };
            template <>
            struct CompleteInvoker<void> {
                template <typename Fun, typename... Args>
                static CompleteType_t<void> invoke(Fun&& fun, Args&&... args) {
                    std::forward<Fun>(fun)(std::forward<Args>(args)...);
                    return {};
                }
            };

            // invoke and not return void :(
            template <typename Fun, typename... Args>
            CompleteType_t<FunctionReturnType<Fun, Args...>> complete_invoke(Fun&& fun, Args&&... args) {
                return CompleteInvoker<FunctionReturnType<Fun, Args...>>::invoke(std::forward<Fun>(fun), std::forward<Args>(args)...);
            }

            extern const std::string benchmarkErrorMsg;
        } // namespace Detail

        template <typename Fun>
        Detail::CompleteType_t<FunctionReturnType<Fun>> user_code(Fun&& fun) {
            CATCH_TRY{
                return Detail::complete_invoke(std::forward<Fun>(fun));
            } CATCH_CATCH_ALL{
                getResultCapture().benchmarkFailed(translateActiveException());
                CATCH_RUNTIME_ERROR(Detail::benchmarkErrorMsg);
            }
        }
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_COMPLETE_INVOKE_HPP_INCLUDED

namespace Catch {
    namespace Benchmark {
        namespace Detail {
            struct ChronometerConcept {
                virtual void start() = 0;
                virtual void finish() = 0;
                virtual ~ChronometerConcept(); // = default;

                ChronometerConcept() = default;
                ChronometerConcept(ChronometerConcept const&) = default;
                ChronometerConcept& operator=(ChronometerConcept const&) = default;
            };
            template <typename Clock>
            struct ChronometerModel final : public ChronometerConcept {
                void start() override { started = Clock::now(); }
                void finish() override { finished = Clock::now(); }

                ClockDuration<Clock> elapsed() const { return finished - started; }

                TimePoint<Clock> started;
                TimePoint<Clock> finished;
            };
        } // namespace Detail

        struct Chronometer {
        public:
            template <typename Fun>
            void measure(Fun&& fun) { measure(std::forward<Fun>(fun), is_callable<Fun(int)>()); }

            int runs() const { return repeats; }

            Chronometer(Detail::ChronometerConcept& meter, int repeats_)
                : impl(&meter)
                , repeats(repeats_) {}

        private:
            template <typename Fun>
            void measure(Fun&& fun, std::false_type) {
                measure([&fun](int) { return fun(); }, std::true_type());
            }

            template <typename Fun>
            void measure(Fun&& fun, std::true_type) {
                Detail::optimizer_barrier();
                impl->start();
                for (int i = 0; i < repeats; ++i) invoke_deoptimized(fun, i);
                impl->finish();
                Detail::optimizer_barrier();
            }

            Detail::ChronometerConcept* impl;
            int repeats;
        };
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_CHRONOMETER_HPP_INCLUDED


// Adapted from donated nonius code.

#ifndef CATCH_ENVIRONMENT_HPP_INCLUDED
#define CATCH_ENVIRONMENT_HPP_INCLUDED


namespace Catch {
    namespace Benchmark {
        template <typename Duration>
        struct EnvironmentEstimate {
            Duration mean;
            OutlierClassification outliers;

            template <typename Duration2>
            operator EnvironmentEstimate<Duration2>() const {
                return { mean, outliers };
            }
        };
        template <typename Clock>
        struct Environment {
            using clock_type = Clock;
            EnvironmentEstimate<FloatDuration<Clock>> clock_resolution;
            EnvironmentEstimate<FloatDuration<Clock>> clock_cost;
        };
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_ENVIRONMENT_HPP_INCLUDED


// Adapted from donated nonius code.

#ifndef CATCH_EXECUTION_PLAN_HPP_INCLUDED
#define CATCH_EXECUTION_PLAN_HPP_INCLUDED



// Adapted from donated nonius code.

#ifndef CATCH_BENCHMARK_FUNCTION_HPP_INCLUDED
#define CATCH_BENCHMARK_FUNCTION_HPP_INCLUDED


#include <cassert>
#include <type_traits>
#include <utility>

namespace Catch {
    namespace Benchmark {
        namespace Detail {
            template <typename T>
            using Decay = typename std::decay<T>::type;
            template <typename T, typename U>
            struct is_related
                : std::is_same<Decay<T>, Decay<U>> {};

            /// We need to reinvent std::function because every piece of code that might add overhead
            /// in a measurement context needs to have consistent performance characteristics so that we
            /// can account for it in the measurement.
            /// Implementations of std::function with optimizations that aren't always applicable, like
            /// small buffer optimizations, are not uncommon.
            /// This is effectively an implementation of std::function without any such optimizations;
            /// it may be slow, but it is consistently slow.
            struct BenchmarkFunction {
            private:
                struct callable {
                    virtual void call(Chronometer meter) const = 0;
                    virtual callable* clone() const = 0;
                    virtual ~callable(); // = default;

                    callable() = default;
                    callable(callable const&) = default;
                    callable& operator=(callable const&) = default;
                };
                template <typename Fun>
                struct model : public callable {
                    model(Fun&& fun_) : fun(std::move(fun_)) {}
                    model(Fun const& fun_) : fun(fun_) {}

                    model<Fun>* clone() const override { return new model<Fun>(*this); }

                    void call(Chronometer meter) const override {
                        call(meter, is_callable<Fun(Chronometer)>());
                    }
                    void call(Chronometer meter, std::true_type) const {
                        fun(meter);
                    }
                    void call(Chronometer meter, std::false_type) const {
                        meter.measure(fun);
                    }

                    Fun fun;
                };

                struct do_nothing { void operator()() const {} };

                template <typename T>
                BenchmarkFunction(model<T>* c) : f(c) {}

            public:
                BenchmarkFunction()
                    : f(new model<do_nothing>{ {} }) {}

                template <typename Fun,
                    typename std::enable_if<!is_related<Fun, BenchmarkFunction>::value, int>::type = 0>
                    BenchmarkFunction(Fun&& fun)
                    : f(new model<typename std::decay<Fun>::type>(std::forward<Fun>(fun))) {}

                BenchmarkFunction( BenchmarkFunction&& that ) noexcept:
                    f( std::move( that.f ) ) {}

                BenchmarkFunction(BenchmarkFunction const& that)
                    : f(that.f->clone()) {}

                BenchmarkFunction&
                operator=( BenchmarkFunction&& that ) noexcept {
                    f = std::move( that.f );
                    return *this;
                }

                BenchmarkFunction& operator=(BenchmarkFunction const& that) {
                    f.reset(that.f->clone());
                    return *this;
                }

                void operator()(Chronometer meter) const { f->call(meter); }

            private:
                Catch::Detail::unique_ptr<callable> f;
            };
        } // namespace Detail
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_BENCHMARK_FUNCTION_HPP_INCLUDED


// Adapted from donated nonius code.

#ifndef CATCH_REPEAT_HPP_INCLUDED
#define CATCH_REPEAT_HPP_INCLUDED

#include <type_traits>
#include <utility>

namespace Catch {
    namespace Benchmark {
        namespace Detail {
            template <typename Fun>
            struct repeater {
                void operator()(int k) const {
                    for (int i = 0; i < k; ++i) {
                        fun();
                    }
                }
                Fun fun;
            };
            template <typename Fun>
            repeater<typename std::decay<Fun>::type> repeat(Fun&& fun) {
                return { std::forward<Fun>(fun) };
            }
        } // namespace Detail
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_REPEAT_HPP_INCLUDED


// Adapted from donated nonius code.

#ifndef CATCH_RUN_FOR_AT_LEAST_HPP_INCLUDED
#define CATCH_RUN_FOR_AT_LEAST_HPP_INCLUDED



// Adapted from donated nonius code.

#ifndef CATCH_MEASURE_HPP_INCLUDED
#define CATCH_MEASURE_HPP_INCLUDED



// Adapted from donated nonius code.

#ifndef CATCH_TIMING_HPP_INCLUDED
#define CATCH_TIMING_HPP_INCLUDED


#include <type_traits>

namespace Catch {
    namespace Benchmark {
        template <typename Duration, typename Result>
        struct Timing {
            Duration elapsed;
            Result result;
            int iterations;
        };
        template <typename Clock, typename Func, typename... Args>
        using TimingOf = Timing<ClockDuration<Clock>, Detail::CompleteType_t<FunctionReturnType<Func, Args...>>>;
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_TIMING_HPP_INCLUDED

#include <utility>

namespace Catch {
    namespace Benchmark {
        namespace Detail {
            template <typename Clock, typename Fun, typename... Args>
            TimingOf<Clock, Fun, Args...> measure(Fun&& fun, Args&&... args) {
                auto start = Clock::now();
                auto&& r = Detail::complete_invoke(fun, std::forward<Args>(args)...);
                auto end = Clock::now();
                auto delta = end - start;
                return { delta, std::forward<decltype(r)>(r), 1 };
            }
        } // namespace Detail
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_MEASURE_HPP_INCLUDED

#include <utility>
#include <type_traits>

namespace Catch {
    namespace Benchmark {
        namespace Detail {
            template <typename Clock, typename Fun>
            TimingOf<Clock, Fun, int> measure_one(Fun&& fun, int iters, std::false_type) {
                return Detail::measure<Clock>(fun, iters);
            }
            template <typename Clock, typename Fun>
            TimingOf<Clock, Fun, Chronometer> measure_one(Fun&& fun, int iters, std::true_type) {
                Detail::ChronometerModel<Clock> meter;
                auto&& result = Detail::complete_invoke(fun, Chronometer(meter, iters));

                return { meter.elapsed(), std::move(result), iters };
            }

            template <typename Clock, typename Fun>
            using run_for_at_least_argument_t = typename std::conditional<is_callable<Fun(Chronometer)>::value, Chronometer, int>::type;


            [[noreturn]]
            void throw_optimized_away_error();

            template <typename Clock, typename Fun>
            TimingOf<Clock, Fun, run_for_at_least_argument_t<Clock, Fun>> run_for_at_least(ClockDuration<Clock> how_long, int seed, Fun&& fun) {
                auto iters = seed;
                while (iters < (1 << 30)) {
                    auto&& Timing = measure_one<Clock>(fun, iters, is_callable<Fun(Chronometer)>());

                    if (Timing.elapsed >= how_long) {
                        return { Timing.elapsed, std::move(Timing.result), iters };
                    }
                    iters *= 2;
                }
                throw_optimized_away_error();
            }
        } // namespace Detail
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_RUN_FOR_AT_LEAST_HPP_INCLUDED

#include <algorithm>

namespace Catch {
    namespace Benchmark {
        template <typename Duration>
        struct ExecutionPlan {
            int iterations_per_sample;
            Duration estimated_duration;
            Detail::BenchmarkFunction benchmark;
            Duration warmup_time;
            int warmup_iterations;

            template <typename Duration2>
            operator ExecutionPlan<Duration2>() const {
                return { iterations_per_sample, estimated_duration, benchmark, warmup_time, warmup_iterations };
            }

            template <typename Clock>
            std::vector<FloatDuration<Clock>> run(const IConfig &cfg, Environment<FloatDuration<Clock>> env) const {
                // warmup a bit
                Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_iterations, Detail::repeat(now<Clock>{}));

                std::vector<FloatDuration<Clock>> times;
                times.reserve(cfg.benchmarkSamples());
                std::generate_n(std::back_inserter(times), cfg.benchmarkSamples(), [this, env] {
                    Detail::ChronometerModel<Clock> model;
                    this->benchmark(Chronometer(model, iterations_per_sample));
                    auto sample_time = model.elapsed() - env.clock_cost.mean;
                    if (sample_time < FloatDuration<Clock>::zero()) sample_time = FloatDuration<Clock>::zero();
                    return sample_time / iterations_per_sample;
                });
                return times;
            }
        };
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_EXECUTION_PLAN_HPP_INCLUDED


// Adapted from donated nonius code.

#ifndef CATCH_ESTIMATE_CLOCK_HPP_INCLUDED
#define CATCH_ESTIMATE_CLOCK_HPP_INCLUDED



// Adapted from donated nonius code.

#ifndef CATCH_STATS_HPP_INCLUDED
#define CATCH_STATS_HPP_INCLUDED


#include <algorithm>
#include <vector>
#include <numeric>
#include <tuple>
#include <cmath>
#include <utility>

namespace Catch {
    namespace Benchmark {
        namespace Detail {
            using sample = std::vector<double>;

            double weighted_average_quantile(int k, int q, std::vector<double>::iterator first, std::vector<double>::iterator last);

            template <typename Iterator>
            OutlierClassification classify_outliers(Iterator first, Iterator last) {
                std::vector<double> copy(first, last);

                auto q1 = weighted_average_quantile(1, 4, copy.begin(), copy.end());
                auto q3 = weighted_average_quantile(3, 4, copy.begin(), copy.end());
                auto iqr = q3 - q1;
                auto los = q1 - (iqr * 3.);
                auto lom = q1 - (iqr * 1.5);
                auto him = q3 + (iqr * 1.5);
                auto his = q3 + (iqr * 3.);

                OutlierClassification o;
                for (; first != last; ++first) {
                    auto&& t = *first;
                    if (t < los) ++o.low_severe;
                    else if (t < lom) ++o.low_mild;
                    else if (t > his) ++o.high_severe;
                    else if (t > him) ++o.high_mild;
                    ++o.samples_seen;
                }
                return o;
            }

            template <typename Iterator>
            double mean(Iterator first, Iterator last) {
                auto count = last - first;
                double sum = std::accumulate(first, last, 0.);
                return sum / count;
            }

            template <typename Estimator, typename Iterator>
            sample jackknife(Estimator&& estimator, Iterator first, Iterator last) {
                auto n = last - first;
                auto second = first;
                ++second;
                sample results;
                results.reserve(n);

                for (auto it = first; it != last; ++it) {
                    std::iter_swap(it, first);
                    results.push_back(estimator(second, last));
                }

                return results;
            }

            inline double normal_cdf(double x) {
                return std::erfc(-x / std::sqrt(2.0)) / 2.0;
            }

            double erfc_inv(double x);

            double normal_quantile(double p);

            template <typename Iterator, typename Estimator>
            Estimate<double> bootstrap(double confidence_level, Iterator first, Iterator last, sample const& resample, Estimator&& estimator) {
                auto n_samples = last - first;

                double point = estimator(first, last);
                // Degenerate case with a single sample
                if (n_samples == 1) return { point, point, point, confidence_level };

                sample jack = jackknife(estimator, first, last);
                double jack_mean = mean(jack.begin(), jack.end());
                double sum_squares, sum_cubes;
                std::tie(sum_squares, sum_cubes) = std::accumulate(jack.begin(), jack.end(), std::make_pair(0., 0.), [jack_mean](std::pair<double, double> sqcb, double x) -> std::pair<double, double> {
                    auto d = jack_mean - x;
                    auto d2 = d * d;
                    auto d3 = d2 * d;
                    return { sqcb.first + d2, sqcb.second + d3 };
                });

                double accel = sum_cubes / (6 * std::pow(sum_squares, 1.5));
                int n = static_cast<int>(resample.size());
                double prob_n = std::count_if(resample.begin(), resample.end(), [point](double x) { return x < point; }) / (double)n;
                // degenerate case with uniform samples
                if (prob_n == 0) return { point, point, point, confidence_level };

                double bias = normal_quantile(prob_n);
                double z1 = normal_quantile((1. - confidence_level) / 2.);

                auto cumn = [n](double x) -> int {
                    return std::lround(normal_cdf(x) * n); };
                auto a = [bias, accel](double b) { return bias + b / (1. - accel * b); };
                double b1 = bias + z1;
                double b2 = bias - z1;
                double a1 = a(b1);
                double a2 = a(b2);
                auto lo = std::max(cumn(a1), 0);
                auto hi = std::min(cumn(a2), n - 1);

                return { point, resample[lo], resample[hi], confidence_level };
            }

            double outlier_variance(Estimate<double> mean, Estimate<double> stddev, int n);

            struct bootstrap_analysis {
                Estimate<double> mean;
                Estimate<double> standard_deviation;
                double outlier_variance;
            };

            bootstrap_analysis analyse_samples(double confidence_level, int n_resamples, std::vector<double>::iterator first, std::vector<double>::iterator last);
        } // namespace Detail
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_STATS_HPP_INCLUDED

#include <algorithm>
#include <iterator>
#include <vector>
#include <cmath>

namespace Catch {
    namespace Benchmark {
        namespace Detail {
            template <typename Clock>
            std::vector<double> resolution(int k) {
                std::vector<TimePoint<Clock>> times;
                times.reserve(k + 1);
                std::generate_n(std::back_inserter(times), k + 1, now<Clock>{});

                std::vector<double> deltas;
                deltas.reserve(k);
                std::transform(std::next(times.begin()), times.end(), times.begin(),
                    std::back_inserter(deltas),
                    [](TimePoint<Clock> a, TimePoint<Clock> b) { return static_cast<double>((a - b).count()); });

                return deltas;
            }

            const auto warmup_iterations = 10000;
            const auto warmup_time = std::chrono::milliseconds(100);
            const auto minimum_ticks = 1000;
            const auto warmup_seed = 10000;
            const auto clock_resolution_estimation_time = std::chrono::milliseconds(500);
            const auto clock_cost_estimation_time_limit = std::chrono::seconds(1);
            const auto clock_cost_estimation_tick_limit = 100000;
            const auto clock_cost_estimation_time = std::chrono::milliseconds(10);
            const auto clock_cost_estimation_iterations = 10000;

            template <typename Clock>
            int warmup() {
                return run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_seed, &resolution<Clock>)
                    .iterations;
            }
            template <typename Clock>
            EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_resolution(int iterations) {
                auto r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(clock_resolution_estimation_time), iterations, &resolution<Clock>)
                    .result;
                return {
                    FloatDuration<Clock>(mean(r.begin(), r.end())),
                    classify_outliers(r.begin(), r.end()),
                };
            }
            template <typename Clock>
            EnvironmentEstimate<FloatDuration<Clock>> estimate_clock_cost(FloatDuration<Clock> resolution) {
                auto time_limit = std::min(resolution * clock_cost_estimation_tick_limit, FloatDuration<Clock>(clock_cost_estimation_time_limit));
                auto time_clock = [](int k) {
                    return Detail::measure<Clock>([k] {
                        for (int i = 0; i < k; ++i) {
                            volatile auto ignored = Clock::now();
                            (void)ignored;
                        }
                    }).elapsed;
                };
                time_clock(1);
                int iters = clock_cost_estimation_iterations;
                auto&& r = run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(clock_cost_estimation_time), iters, time_clock);
                std::vector<double> times;
                int nsamples = static_cast<int>(std::ceil(time_limit / r.elapsed));
                times.reserve(nsamples);
                std::generate_n(std::back_inserter(times), nsamples, [time_clock, &r] {
                    return static_cast<double>((time_clock(r.iterations) / r.iterations).count());
                });
                return {
                    FloatDuration<Clock>(mean(times.begin(), times.end())),
                    classify_outliers(times.begin(), times.end()),
                };
            }

            template <typename Clock>
            Environment<FloatDuration<Clock>> measure_environment() {
                static Environment<FloatDuration<Clock>>* env = nullptr;
                if (env) {
                    return *env;
                }

                auto iters = Detail::warmup<Clock>();
                auto resolution = Detail::estimate_clock_resolution<Clock>(iters);
                auto cost = Detail::estimate_clock_cost<Clock>(resolution.mean);

                env = new Environment<FloatDuration<Clock>>{ resolution, cost };
                return *env;
            }
        } // namespace Detail
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_ESTIMATE_CLOCK_HPP_INCLUDED


// Adapted from donated nonius code.

#ifndef CATCH_ANALYSE_HPP_INCLUDED
#define CATCH_ANALYSE_HPP_INCLUDED



// Adapted from donated nonius code.

#ifndef CATCH_SAMPLE_ANALYSIS_HPP_INCLUDED
#define CATCH_SAMPLE_ANALYSIS_HPP_INCLUDED


#include <algorithm>
#include <vector>
#include <string>
#include <iterator>

namespace Catch {
    namespace Benchmark {
        template <typename Duration>
        struct SampleAnalysis {
            std::vector<Duration> samples;
            Estimate<Duration> mean;
            Estimate<Duration> standard_deviation;
            OutlierClassification outliers;
            double outlier_variance;

            template <typename Duration2>
            operator SampleAnalysis<Duration2>() const {
                std::vector<Duration2> samples2;
                samples2.reserve(samples.size());
                std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](Duration d) { return Duration2(d); });
                return {
                    std::move(samples2),
                    mean,
                    standard_deviation,
                    outliers,
                    outlier_variance,
                };
            }
        };
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_SAMPLE_ANALYSIS_HPP_INCLUDED

#include <algorithm>
#include <iterator>
#include <vector>

namespace Catch {
    namespace Benchmark {
        namespace Detail {
            template <typename Duration, typename Iterator>
            SampleAnalysis<Duration> analyse(const IConfig &cfg, Environment<Duration>, Iterator first, Iterator last) {
                if (!cfg.benchmarkNoAnalysis()) {
                    std::vector<double> samples;
                    samples.reserve(last - first);
                    std::transform(first, last, std::back_inserter(samples), [](Duration d) { return d.count(); });

                    auto analysis = Catch::Benchmark::Detail::analyse_samples(cfg.benchmarkConfidenceInterval(), cfg.benchmarkResamples(), samples.begin(), samples.end());
                    auto outliers = Catch::Benchmark::Detail::classify_outliers(samples.begin(), samples.end());

                    auto wrap_estimate = [](Estimate<double> e) {
                        return Estimate<Duration> {
                            Duration(e.point),
                                Duration(e.lower_bound),
                                Duration(e.upper_bound),
                                e.confidence_interval,
                        };
                    };
                    std::vector<Duration> samples2;
                    samples2.reserve(samples.size());
                    std::transform(samples.begin(), samples.end(), std::back_inserter(samples2), [](double d) { return Duration(d); });
                    return {
                        std::move(samples2),
                        wrap_estimate(analysis.mean),
                        wrap_estimate(analysis.standard_deviation),
                        outliers,
                        analysis.outlier_variance,
                    };
                } else {
                    std::vector<Duration> samples;
                    samples.reserve(last - first);

                    Duration mean = Duration(0);
                    int i = 0;
                    for (auto it = first; it < last; ++it, ++i) {
                        samples.push_back(Duration(*it));
                        mean += Duration(*it);
                    }
                    mean /= i;

                    return {
                        std::move(samples),
                        Estimate<Duration>{mean, mean, mean, 0.0},
                        Estimate<Duration>{Duration(0), Duration(0), Duration(0), 0.0},
                        OutlierClassification{},
                        0.0
                    };
                }
            }
        } // namespace Detail
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_ANALYSE_HPP_INCLUDED

#include <algorithm>
#include <functional>
#include <string>
#include <vector>
#include <cmath>

namespace Catch {
    namespace Benchmark {
        struct Benchmark {
            Benchmark(std::string&& benchmarkName)
                : name(std::move(benchmarkName)) {}

            template <class FUN>
            Benchmark(std::string&& benchmarkName , FUN &&func)
                : fun(std::move(func)), name(std::move(benchmarkName)) {}

            template <typename Clock>
            ExecutionPlan<FloatDuration<Clock>> prepare(const IConfig &cfg, Environment<FloatDuration<Clock>> env) const {
                auto min_time = env.clock_resolution.mean * Detail::minimum_ticks;
                auto run_time = std::max(min_time, std::chrono::duration_cast<decltype(min_time)>(cfg.benchmarkWarmupTime()));
                auto&& test = Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(run_time), 1, fun);
                int new_iters = static_cast<int>(std::ceil(min_time * test.iterations / test.elapsed));
                return { new_iters, test.elapsed / test.iterations * new_iters * cfg.benchmarkSamples(), fun, std::chrono::duration_cast<FloatDuration<Clock>>(cfg.benchmarkWarmupTime()), Detail::warmup_iterations };
            }

            template <typename Clock = default_clock>
            void run() {
                auto const* cfg = getCurrentContext().getConfig();

                auto env = Detail::measure_environment<Clock>();

                getResultCapture().benchmarkPreparing(name);
                CATCH_TRY{
                    auto plan = user_code([&] {
                        return prepare<Clock>(*cfg, env);
                    });

                    BenchmarkInfo info {
                        name,
                        plan.estimated_duration.count(),
                        plan.iterations_per_sample,
                        cfg->benchmarkSamples(),
                        cfg->benchmarkResamples(),
                        env.clock_resolution.mean.count(),
                        env.clock_cost.mean.count()
                    };

                    getResultCapture().benchmarkStarting(info);

                    auto samples = user_code([&] {
                        return plan.template run<Clock>(*cfg, env);
                    });

                    auto analysis = Detail::analyse(*cfg, env, samples.begin(), samples.end());
                    BenchmarkStats<FloatDuration<Clock>> stats{ info, analysis.samples, analysis.mean, analysis.standard_deviation, analysis.outliers, analysis.outlier_variance };
                    getResultCapture().benchmarkEnded(stats);

                } CATCH_CATCH_ALL{
                    if (translateActiveException() != Detail::benchmarkErrorMsg) // benchmark errors have been reported, otherwise rethrow.
                        std::rethrow_exception(std::current_exception());
                }
            }

            // sets lambda to be used in fun *and* executes benchmark!
            template <typename Fun,
                typename std::enable_if<!Detail::is_related<Fun, Benchmark>::value, int>::type = 0>
                Benchmark & operator=(Fun func) {
                fun = Detail::BenchmarkFunction(func);
                run();
                return *this;
            }

            explicit operator bool() {
                return true;
            }

        private:
            Detail::BenchmarkFunction fun;
            std::string name;
        };
    }
} // namespace Catch

#define INTERNAL_CATCH_GET_1_ARG(arg1, arg2, ...) arg1
#define INTERNAL_CATCH_GET_2_ARG(arg1, arg2, ...) arg2

#define INTERNAL_CATCH_BENCHMARK(BenchmarkName, name, benchmarkIndex)\
    if( Catch::Benchmark::Benchmark BenchmarkName{name} ) \
        BenchmarkName = [&](int benchmarkIndex)

#define INTERNAL_CATCH_BENCHMARK_ADVANCED(BenchmarkName, name)\
    if( Catch::Benchmark::Benchmark BenchmarkName{name} ) \
        BenchmarkName = [&]

#if defined(CATCH_CONFIG_PREFIX_ALL)

#define CATCH_BENCHMARK(...) \
    INTERNAL_CATCH_BENCHMARK(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), INTERNAL_CATCH_GET_1_ARG(__VA_ARGS__,,), INTERNAL_CATCH_GET_2_ARG(__VA_ARGS__,,))
#define CATCH_BENCHMARK_ADVANCED(name) \
    INTERNAL_CATCH_BENCHMARK_ADVANCED(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), name)

#else

#define BENCHMARK(...) \
    INTERNAL_CATCH_BENCHMARK(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), INTERNAL_CATCH_GET_1_ARG(__VA_ARGS__,,), INTERNAL_CATCH_GET_2_ARG(__VA_ARGS__,,))
#define BENCHMARK_ADVANCED(name) \
    INTERNAL_CATCH_BENCHMARK_ADVANCED(INTERNAL_CATCH_UNIQUE_NAME(____C_A_T_C_H____B_E_N_C_H____), name)

#endif

#endif // CATCH_BENCHMARK_HPP_INCLUDED


// Adapted from donated nonius code.

#ifndef CATCH_CONSTRUCTOR_HPP_INCLUDED
#define CATCH_CONSTRUCTOR_HPP_INCLUDED

#include <type_traits>

namespace Catch {
    namespace Benchmark {
        namespace Detail {
            template <typename T, bool Destruct>
            struct ObjectStorage
            {
                using TStorage = typename std::aligned_storage<sizeof(T), std::alignment_of<T>::value>::type;

                ObjectStorage() : data() {}

                ObjectStorage(const ObjectStorage& other)
                {
                    new(&data) T(other.stored_object());
                }

                ObjectStorage(ObjectStorage&& other)
                {
                    new(&data) T(std::move(other.stored_object()));
                }

                ~ObjectStorage() { destruct_on_exit<T>(); }

                template <typename... Args>
                void construct(Args&&... args)
                {
                    new (&data) T(std::forward<Args>(args)...);
                }

                template <bool AllowManualDestruction = !Destruct>
                typename std::enable_if<AllowManualDestruction>::type destruct()
                {
                    stored_object().~T();
                }

            private:
                // If this is a constructor benchmark, destruct the underlying object
                template <typename U>
                void destruct_on_exit(typename std::enable_if<Destruct, U>::type* = 0) { destruct<true>(); }
                // Otherwise, don't
                template <typename U>
                void destruct_on_exit(typename std::enable_if<!Destruct, U>::type* = 0) { }

                T& stored_object() {
                    return *static_cast<T*>(static_cast<void*>(&data));
                }

                T const& stored_object() const {
                    return *static_cast<T*>(static_cast<void*>(&data));
                }


                TStorage data;
            };
        } // namespace Detail

        template <typename T>
        using storage_for = Detail::ObjectStorage<T, true>;

        template <typename T>
        using destructable_object = Detail::ObjectStorage<T, false>;
    } // namespace Benchmark
} // namespace Catch

#endif // CATCH_CONSTRUCTOR_HPP_INCLUDED

#endif // CATCH_BENCHMARK_ALL_HPP_INCLUDED


#ifndef CATCH_APPROX_HPP_INCLUDED
#define CATCH_APPROX_HPP_INCLUDED



#ifndef CATCH_TOSTRING_HPP_INCLUDED
#define CATCH_TOSTRING_HPP_INCLUDED


#include <vector>
#include <cstddef>
#include <type_traits>
#include <string>


#ifndef CATCH_INTERFACES_ENUM_VALUES_REGISTRY_HPP_INCLUDED
#define CATCH_INTERFACES_ENUM_VALUES_REGISTRY_HPP_INCLUDED


#include <vector>

namespace Catch {

    namespace Detail {
        struct EnumInfo {
            StringRef m_name;
            std::vector<std::pair<int, StringRef>> m_values;

            ~EnumInfo();

            StringRef lookup( int value ) const;
        };
    } // namespace Detail

    struct IMutableEnumValuesRegistry {
        virtual ~IMutableEnumValuesRegistry();

        virtual Detail::EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::vector<int> const& values ) = 0;

        template<typename E>
        Detail::EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::initializer_list<E> values ) {
            static_assert(sizeof(int) >= sizeof(E), "Cannot serialize enum to int");
            std::vector<int> intValues;
            intValues.reserve( values.size() );
            for( auto enumValue : values )
                intValues.push_back( static_cast<int>( enumValue ) );
            return registerEnum( enumName, allEnums, intValues );
        }
    };

} // Catch

#endif // CATCH_INTERFACES_ENUM_VALUES_REGISTRY_HPP_INCLUDED

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
#include <string_view>
#endif

#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4180) // We attempt to stream a function (address) by const&, which MSVC complains about but is harmless
#endif

namespace Catch {
    namespace Detail {

        extern const std::string unprintableString;

        std::string rawMemoryToString( const void *object, std::size_t size );

        template<typename T>
        std::string rawMemoryToString( const T& object ) {
          return rawMemoryToString( &object, sizeof(object) );
        }

        template<typename T>
        class IsStreamInsertable {
            template<typename Stream, typename U>
            static auto test(int)
                -> decltype(std::declval<Stream&>() << std::declval<U>(), std::true_type());

            template<typename, typename>
            static auto test(...)->std::false_type;

        public:
            static const bool value = decltype(test<std::ostream, const T&>(0))::value;
        };

        template<typename E>
        std::string convertUnknownEnumToString( E e );

        template<typename T>
        std::enable_if_t<
            !std::is_enum<T>::value && !std::is_base_of<std::exception, T>::value,
        std::string> convertUnstreamable( T const& ) {
            return Detail::unprintableString;
        }
        template<typename T>
        std::enable_if_t<
            !std::is_enum<T>::value && std::is_base_of<std::exception, T>::value,
         std::string> convertUnstreamable(T const& ex) {
            return ex.what();
        }


        template<typename T>
        std::enable_if_t<
            std::is_enum<T>::value,
        std::string> convertUnstreamable( T const& value ) {
            return convertUnknownEnumToString( value );
        }

#if defined(_MANAGED)
        //! Convert a CLR string to a utf8 std::string
        template<typename T>
        std::string clrReferenceToString( T^ ref ) {
            if (ref == nullptr)
                return std::string("null");
            auto bytes = System::Text::Encoding::UTF8->GetBytes(ref->ToString());
            cli::pin_ptr<System::Byte> p = &bytes[0];
            return std::string(reinterpret_cast<char const *>(p), bytes->Length);
        }
#endif

    } // namespace Detail


    // If we decide for C++14, change these to enable_if_ts
    template <typename T, typename = void>
    struct StringMaker {
        template <typename Fake = T>
        static
        std::enable_if_t<::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>
            convert(const Fake& value) {
                ReusableStringStream rss;
                // NB: call using the function-like syntax to avoid ambiguity with
                // user-defined templated operator<< under clang.
                rss.operator<<(value);
                return rss.str();
        }

        template <typename Fake = T>
        static
        std::enable_if_t<!::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>
            convert( const Fake& value ) {
#if !defined(CATCH_CONFIG_FALLBACK_STRINGIFIER)
            return Detail::convertUnstreamable(value);
#else
            return CATCH_CONFIG_FALLBACK_STRINGIFIER(value);
#endif
        }
    };

    namespace Detail {

        // This function dispatches all stringification requests inside of Catch.
        // Should be preferably called fully qualified, like ::Catch::Detail::stringify
        template <typename T>
        std::string stringify(const T& e) {
            return ::Catch::StringMaker<std::remove_cv_t<std::remove_reference_t<T>>>::convert(e);
        }

        template<typename E>
        std::string convertUnknownEnumToString( E e ) {
            return ::Catch::Detail::stringify(static_cast<std::underlying_type_t<E>>(e));
        }

#if defined(_MANAGED)
        template <typename T>
        std::string stringify( T^ e ) {
            return ::Catch::StringMaker<T^>::convert(e);
        }
#endif

    } // namespace Detail

    // Some predefined specializations

    template<>
    struct StringMaker<std::string> {
        static std::string convert(const std::string& str);
    };

#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
    template<>
    struct StringMaker<std::string_view> {
        static std::string convert(std::string_view str);
    };
#endif

    template<>
    struct StringMaker<char const *> {
        static std::string convert(char const * str);
    };
    template<>
    struct StringMaker<char *> {
        static std::string convert(char * str);
    };

#ifdef CATCH_CONFIG_WCHAR
    template<>
    struct StringMaker<std::wstring> {
        static std::string convert(const std::wstring& wstr);
    };

# ifdef CATCH_CONFIG_CPP17_STRING_VIEW
    template<>
    struct StringMaker<std::wstring_view> {
        static std::string convert(std::wstring_view str);
    };
# endif

    template<>
    struct StringMaker<wchar_t const *> {
        static std::string convert(wchar_t const * str);
    };
    template<>
    struct StringMaker<wchar_t *> {
        static std::string convert(wchar_t * str);
    };
#endif

    // TBD: Should we use `strnlen` to ensure that we don't go out of the buffer,
    //      while keeping string semantics?
    template<int SZ>
    struct StringMaker<char[SZ]> {
        static std::string convert(char const* str) {
            return ::Catch::Detail::stringify(std::string{ str });
        }
    };
    template<int SZ>
    struct StringMaker<signed char[SZ]> {
        static std::string convert(signed char const* str) {
            return ::Catch::Detail::stringify(std::string{ reinterpret_cast<char const *>(str) });
        }
    };
    template<int SZ>
    struct StringMaker<unsigned char[SZ]> {
        static std::string convert(unsigned char const* str) {
            return ::Catch::Detail::stringify(std::string{ reinterpret_cast<char const *>(str) });
        }
    };

#if defined(CATCH_CONFIG_CPP17_BYTE)
    template<>
    struct StringMaker<std::byte> {
        static std::string convert(std::byte value);
    };
#endif // defined(CATCH_CONFIG_CPP17_BYTE)
    template<>
    struct StringMaker<int> {
        static std::string convert(int value);
    };
    template<>
    struct StringMaker<long> {
        static std::string convert(long value);
    };
    template<>
    struct StringMaker<long long> {
        static std::string convert(long long value);
    };
    template<>
    struct StringMaker<unsigned int> {
        static std::string convert(unsigned int value);
    };
    template<>
    struct StringMaker<unsigned long> {
        static std::string convert(unsigned long value);
    };
    template<>
    struct StringMaker<unsigned long long> {
        static std::string convert(unsigned long long value);
    };

    template<>
    struct StringMaker<bool> {
        static std::string convert(bool b) {
            using namespace std::string_literals;
            return b ? "true"s : "false"s;
        }
    };

    template<>
    struct StringMaker<char> {
        static std::string convert(char c);
    };
    template<>
    struct StringMaker<signed char> {
        static std::string convert(signed char c);
    };
    template<>
    struct StringMaker<unsigned char> {
        static std::string convert(unsigned char c);
    };

    template<>
    struct StringMaker<std::nullptr_t> {
        static std::string convert(std::nullptr_t) {
            using namespace std::string_literals;
            return "nullptr"s;
        }
    };

    template<>
    struct StringMaker<float> {
        static std::string convert(float value);
        static int precision;
    };

    template<>
    struct StringMaker<double> {
        static std::string convert(double value);
        static int precision;
    };

    template <typename T>
    struct StringMaker<T*> {
        template <typename U>
        static std::string convert(U* p) {
            if (p) {
                return ::Catch::Detail::rawMemoryToString(p);
            } else {
                return "nullptr";
            }
        }
    };

    template <typename R, typename C>
    struct StringMaker<R C::*> {
        static std::string convert(R C::* p) {
            if (p) {
                return ::Catch::Detail::rawMemoryToString(p);
            } else {
                return "nullptr";
            }
        }
    };

#if defined(_MANAGED)
    template <typename T>
    struct StringMaker<T^> {
        static std::string convert( T^ ref ) {
            return ::Catch::Detail::clrReferenceToString(ref);
        }
    };
#endif

    namespace Detail {
        template<typename InputIterator, typename Sentinel = InputIterator>
        std::string rangeToString(InputIterator first, Sentinel last) {
            ReusableStringStream rss;
            rss << "{ ";
            if (first != last) {
                rss << ::Catch::Detail::stringify(*first);
                for (++first; first != last; ++first)
                    rss << ", " << ::Catch::Detail::stringify(*first);
            }
            rss << " }";
            return rss.str();
        }
    }

} // namespace Catch

//////////////////////////////////////////////////////
// Separate std-lib types stringification, so it can be selectively enabled
// This means that we do not bring in their headers

#if defined(CATCH_CONFIG_ENABLE_ALL_STRINGMAKERS)
#  define CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER
#  define CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
#endif

// Separate std::pair specialization
#if defined(CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER)
#include <utility>
namespace Catch {
    template<typename T1, typename T2>
    struct StringMaker<std::pair<T1, T2> > {
        static std::string convert(const std::pair<T1, T2>& pair) {
            ReusableStringStream rss;
            rss << "{ "
                << ::Catch::Detail::stringify(pair.first)
                << ", "
                << ::Catch::Detail::stringify(pair.second)
                << " }";
            return rss.str();
        }
    };
}
#endif // CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER

#if defined(CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_OPTIONAL)
#include <optional>
namespace Catch {
    template<typename T>
    struct StringMaker<std::optional<T> > {
        static std::string convert(const std::optional<T>& optional) {
            ReusableStringStream rss;
            if (optional.has_value()) {
                rss << ::Catch::Detail::stringify(*optional);
            } else {
                rss << "{ }";
            }
            return rss.str();
        }
    };
}
#endif // CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER

// Separate std::tuple specialization
#if defined(CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER)
#include <tuple>
namespace Catch {
    namespace Detail {
        template<
            typename Tuple,
            std::size_t N = 0,
            bool = (N < std::tuple_size<Tuple>::value)
            >
            struct TupleElementPrinter {
            static void print(const Tuple& tuple, std::ostream& os) {
                os << (N ? ", " : " ")
                    << ::Catch::Detail::stringify(std::get<N>(tuple));
                TupleElementPrinter<Tuple, N + 1>::print(tuple, os);
            }
        };

        template<
            typename Tuple,
            std::size_t N
        >
            struct TupleElementPrinter<Tuple, N, false> {
            static void print(const Tuple&, std::ostream&) {}
        };

    }


    template<typename ...Types>
    struct StringMaker<std::tuple<Types...>> {
        static std::string convert(const std::tuple<Types...>& tuple) {
            ReusableStringStream rss;
            rss << '{';
            Detail::TupleElementPrinter<std::tuple<Types...>>::print(tuple, rss.get());
            rss << " }";
            return rss.str();
        }
    };
}
#endif // CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER

#if defined(CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER) && defined(CATCH_CONFIG_CPP17_VARIANT)
#include <variant>
namespace Catch {
    template<>
    struct StringMaker<std::monostate> {
        static std::string convert(const std::monostate&) {
            return "{ }";
        }
    };

    template<typename... Elements>
    struct StringMaker<std::variant<Elements...>> {
        static std::string convert(const std::variant<Elements...>& variant) {
            if (variant.valueless_by_exception()) {
                return "{valueless variant}";
            } else {
                return std::visit(
                    [](const auto& value) {
                        return ::Catch::Detail::stringify(value);
                    },
                    variant
                );
            }
        }
    };
}
#endif // CATCH_CONFIG_ENABLE_VARIANT_STRINGMAKER

namespace Catch {
    // Import begin/ end from std here
    using std::begin;
    using std::end;

    namespace detail {
        template <typename...>
        struct void_type {
            using type = void;
        };

        template <typename T, typename = void>
        struct is_range_impl : std::false_type {
        };

        template <typename T>
        struct is_range_impl<T, typename void_type<decltype(begin(std::declval<T>()))>::type> : std::true_type {
        };
    } // namespace detail

    template <typename T>
    struct is_range : detail::is_range_impl<T> {
    };

#if defined(_MANAGED) // Managed types are never ranges
    template <typename T>
    struct is_range<T^> {
        static const bool value = false;
    };
#endif

    template<typename Range>
    std::string rangeToString( Range const& range ) {
        return ::Catch::Detail::rangeToString( begin( range ), end( range ) );
    }

    // Handle vector<bool> specially
    template<typename Allocator>
    std::string rangeToString( std::vector<bool, Allocator> const& v ) {
        ReusableStringStream rss;
        rss << "{ ";
        bool first = true;
        for( bool b : v ) {
            if( first )
                first = false;
            else
                rss << ", ";
            rss << ::Catch::Detail::stringify( b );
        }
        rss << " }";
        return rss.str();
    }

    template<typename R>
    struct StringMaker<R, std::enable_if_t<is_range<R>::value && !::Catch::Detail::IsStreamInsertable<R>::value>> {
        static std::string convert( R const& range ) {
            return rangeToString( range );
        }
    };

    template <typename T, int SZ>
    struct StringMaker<T[SZ]> {
        static std::string convert(T const(&arr)[SZ]) {
            return rangeToString(arr);
        }
    };


} // namespace Catch

// Separate std::chrono::duration specialization
#include <ctime>
#include <ratio>
#include <chrono>


namespace Catch {

template <class Ratio>
struct ratio_string {
    static std::string symbol() {
        Catch::ReusableStringStream rss;
        rss << '[' << Ratio::num << '/'
            << Ratio::den << ']';
        return rss.str();
    }
};

template <>
struct ratio_string<std::atto> {
    static std::string symbol() { return "a"; }
};
template <>
struct ratio_string<std::femto> {
    static std::string symbol() { return "f"; }
};
template <>
struct ratio_string<std::pico> {
    static std::string symbol() { return "p"; }
};
template <>
struct ratio_string<std::nano> {
    static std::string symbol() { return "n"; }
};
template <>
struct ratio_string<std::micro> {
    static std::string symbol() { return "u"; }
};
template <>
struct ratio_string<std::milli> {
    static std::string symbol() { return "m"; }
};

    ////////////
    // std::chrono::duration specializations
    template<typename Value, typename Ratio>
    struct StringMaker<std::chrono::duration<Value, Ratio>> {
        static std::string convert(std::chrono::duration<Value, Ratio> const& duration) {
            ReusableStringStream rss;
            rss << duration.count() << ' ' << ratio_string<Ratio>::symbol() << 's';
            return rss.str();
        }
    };
    template<typename Value>
    struct StringMaker<std::chrono::duration<Value, std::ratio<1>>> {
        static std::string convert(std::chrono::duration<Value, std::ratio<1>> const& duration) {
            ReusableStringStream rss;
            rss << duration.count() << " s";
            return rss.str();
        }
    };
    template<typename Value>
    struct StringMaker<std::chrono::duration<Value, std::ratio<60>>> {
        static std::string convert(std::chrono::duration<Value, std::ratio<60>> const& duration) {
            ReusableStringStream rss;
            rss << duration.count() << " m";
            return rss.str();
        }
    };
    template<typename Value>
    struct StringMaker<std::chrono::duration<Value, std::ratio<3600>>> {
        static std::string convert(std::chrono::duration<Value, std::ratio<3600>> const& duration) {
            ReusableStringStream rss;
            rss << duration.count() << " h";
            return rss.str();
        }
    };

    ////////////
    // std::chrono::time_point specialization
    // Generic time_point cannot be specialized, only std::chrono::time_point<system_clock>
    template<typename Clock, typename Duration>
    struct StringMaker<std::chrono::time_point<Clock, Duration>> {
        static std::string convert(std::chrono::time_point<Clock, Duration> const& time_point) {
            return ::Catch::Detail::stringify(time_point.time_since_epoch()) + " since epoch";
        }
    };
    // std::chrono::time_point<system_clock> specialization
    template<typename Duration>
    struct StringMaker<std::chrono::time_point<std::chrono::system_clock, Duration>> {
        static std::string convert(std::chrono::time_point<std::chrono::system_clock, Duration> const& time_point) {
            auto converted = std::chrono::system_clock::to_time_t(time_point);

#ifdef _MSC_VER
            std::tm timeInfo = {};
            gmtime_s(&timeInfo, &converted);
#else
            std::tm* timeInfo = std::gmtime(&converted);
#endif

            auto const timeStampSize = sizeof("2017-01-16T17:06:45Z");
            char timeStamp[timeStampSize];
            const char * const fmt = "%Y-%m-%dT%H:%M:%SZ";

#ifdef _MSC_VER
            std::strftime(timeStamp, timeStampSize, fmt, &timeInfo);
#else
            std::strftime(timeStamp, timeStampSize, fmt, timeInfo);
#endif
            return std::string(timeStamp);
        }
    };
}


#define INTERNAL_CATCH_REGISTER_ENUM( enumName, ... ) \
namespace Catch { \
    template<> struct StringMaker<enumName> { \
        static std::string convert( enumName value ) { \
            static const auto& enumInfo = ::Catch::getMutableRegistryHub().getMutableEnumValuesRegistry().registerEnum( #enumName, #__VA_ARGS__, { __VA_ARGS__ } ); \
            return static_cast<std::string>(enumInfo.lookup( static_cast<int>( value ) )); \
        } \
    }; \
}

#define CATCH_REGISTER_ENUM( enumName, ... ) INTERNAL_CATCH_REGISTER_ENUM( enumName, __VA_ARGS__ )

#ifdef _MSC_VER
#pragma warning(pop)
#endif

#endif // CATCH_TOSTRING_HPP_INCLUDED

#include <type_traits>

namespace Catch {

    class Approx {
    private:
        bool equalityComparisonImpl(double other) const;
        // Sets and validates the new margin (margin >= 0)
        void setMargin(double margin);
        // Sets and validates the new epsilon (0 < epsilon < 1)
        void setEpsilon(double epsilon);

    public:
        explicit Approx ( double value );

        static Approx custom();

        Approx operator-() const;

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        Approx operator()( T const& value ) {
            Approx approx( static_cast<double>(value) );
            approx.m_epsilon = m_epsilon;
            approx.m_margin = m_margin;
            approx.m_scale = m_scale;
            return approx;
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        explicit Approx( T const& value ): Approx(static_cast<double>(value))
        {}


        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        friend bool operator == ( const T& lhs, Approx const& rhs ) {
            auto lhs_v = static_cast<double>(lhs);
            return rhs.equalityComparisonImpl(lhs_v);
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        friend bool operator == ( Approx const& lhs, const T& rhs ) {
            return operator==( rhs, lhs );
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        friend bool operator != ( T const& lhs, Approx const& rhs ) {
            return !operator==( lhs, rhs );
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        friend bool operator != ( Approx const& lhs, T const& rhs ) {
            return !operator==( rhs, lhs );
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        friend bool operator <= ( T const& lhs, Approx const& rhs ) {
            return static_cast<double>(lhs) < rhs.m_value || lhs == rhs;
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        friend bool operator <= ( Approx const& lhs, T const& rhs ) {
            return lhs.m_value < static_cast<double>(rhs) || lhs == rhs;
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        friend bool operator >= ( T const& lhs, Approx const& rhs ) {
            return static_cast<double>(lhs) > rhs.m_value || lhs == rhs;
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        friend bool operator >= ( Approx const& lhs, T const& rhs ) {
            return lhs.m_value > static_cast<double>(rhs) || lhs == rhs;
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        Approx& epsilon( T const& newEpsilon ) {
            double epsilonAsDouble = static_cast<double>(newEpsilon);
            setEpsilon(epsilonAsDouble);
            return *this;
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        Approx& margin( T const& newMargin ) {
            double marginAsDouble = static_cast<double>(newMargin);
            setMargin(marginAsDouble);
            return *this;
        }

        template <typename T, typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        Approx& scale( T const& newScale ) {
            m_scale = static_cast<double>(newScale);
            return *this;
        }

        std::string toString() const;

    private:
        double m_epsilon;
        double m_margin;
        double m_scale;
        double m_value;
    };

namespace literals {
    Approx operator "" _a(long double val);
    Approx operator "" _a(unsigned long long val);
} // end namespace literals

template<>
struct StringMaker<Catch::Approx> {
    static std::string convert(Catch::Approx const& value);
};

} // end namespace Catch

#endif // CATCH_APPROX_HPP_INCLUDED


#ifndef CATCH_CONFIG_HPP_INCLUDED
#define CATCH_CONFIG_HPP_INCLUDED



#ifndef CATCH_TEST_SPEC_HPP_INCLUDED
#define CATCH_TEST_SPEC_HPP_INCLUDED

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif



#ifndef CATCH_WILDCARD_PATTERN_HPP_INCLUDED
#define CATCH_WILDCARD_PATTERN_HPP_INCLUDED



#ifndef CATCH_CASE_SENSITIVE_HPP_INCLUDED
#define CATCH_CASE_SENSITIVE_HPP_INCLUDED

namespace Catch {

    enum class CaseSensitive { Yes, No };

} // namespace Catch

#endif // CATCH_CASE_SENSITIVE_HPP_INCLUDED

#include <string>

namespace Catch
{
    class WildcardPattern {
        enum WildcardPosition {
            NoWildcard = 0,
            WildcardAtStart = 1,
            WildcardAtEnd = 2,
            WildcardAtBothEnds = WildcardAtStart | WildcardAtEnd
        };

    public:

        WildcardPattern( std::string const& pattern, CaseSensitive caseSensitivity );
        virtual ~WildcardPattern() = default;
        virtual bool matches( std::string const& str ) const;

    private:
        std::string normaliseString( std::string const& str ) const;
        CaseSensitive m_caseSensitivity;
        WildcardPosition m_wildcard = NoWildcard;
        std::string m_pattern;
    };
}

#endif // CATCH_WILDCARD_PATTERN_HPP_INCLUDED

#include <string>
#include <vector>

namespace Catch {

    struct IConfig;
    struct TestCaseInfo;
    class TestCaseHandle;

    class TestSpec {

        class Pattern {
        public:
            explicit Pattern( std::string const& name );
            virtual ~Pattern();
            virtual bool matches( TestCaseInfo const& testCase ) const = 0;
            std::string const& name() const;
        private:
            std::string const m_name;
        };

        class NamePattern : public Pattern {
        public:
            explicit NamePattern( std::string const& name, std::string const& filterString );
            bool matches( TestCaseInfo const& testCase ) const override;
        private:
            WildcardPattern m_wildcardPattern;
        };

        class TagPattern : public Pattern {
        public:
            explicit TagPattern( std::string const& tag, std::string const& filterString );
            bool matches( TestCaseInfo const& testCase ) const override;
        private:
            std::string m_tag;
        };

        struct Filter {
            std::vector<Detail::unique_ptr<Pattern>> m_required;
            std::vector<Detail::unique_ptr<Pattern>> m_forbidden;

            bool matches( TestCaseInfo const& testCase ) const;
            std::string name() const;
        };

    public:
        struct FilterMatch {
            std::string name;
            std::vector<TestCaseHandle const*> tests;
        };
        using Matches = std::vector<FilterMatch>;
        using vectorStrings = std::vector<std::string>;

        bool hasFilters() const;
        bool matches( TestCaseInfo const& testCase ) const;
        Matches matchesByFilter( std::vector<TestCaseHandle> const& testCases, IConfig const& config ) const;
        const vectorStrings & getInvalidArgs() const;

    private:
        std::vector<Filter> m_filters;
        std::vector<std::string> m_invalidArgs;
        friend class TestSpecParser;
    };
}

#ifdef __clang__
#pragma clang diagnostic pop
#endif

#endif // CATCH_TEST_SPEC_HPP_INCLUDED

#include <vector>
#include <string>

namespace Catch {

    struct IStream;

    struct ConfigData {
        bool listTests = false;
        bool listTags = false;
        bool listReporters = false;

        bool showSuccessfulTests = false;
        bool shouldDebugBreak = false;
        bool noThrow = false;
        bool showHelp = false;
        bool showInvisibles = false;
        bool filenamesAsTags = false;
        bool libIdentify = false;

        int abortAfter = -1;
        unsigned int rngSeed = 0;

        bool benchmarkNoAnalysis = false;
        unsigned int benchmarkSamples = 100;
        double benchmarkConfidenceInterval = 0.95;
        unsigned int benchmarkResamples = 100000;
        std::chrono::milliseconds::rep benchmarkWarmupTime = 100;

        Verbosity verbosity = Verbosity::Normal;
        WarnAbout::What warnings = WarnAbout::Nothing;
        ShowDurations showDurations = ShowDurations::DefaultForReporter;
        double minDuration = -1;
        TestRunOrder runOrder = TestRunOrder::Declared;
        UseColour useColour = UseColour::Auto;
        WaitForKeypress::When waitForKeypress = WaitForKeypress::Never;

        std::string outputFilename;
        std::string name;
        std::string processName;
#ifndef CATCH_CONFIG_DEFAULT_REPORTER
#define CATCH_CONFIG_DEFAULT_REPORTER "console"
#endif
        std::string reporterName = CATCH_CONFIG_DEFAULT_REPORTER;
#undef CATCH_CONFIG_DEFAULT_REPORTER

        std::vector<std::string> testsOrTags;
        std::vector<std::string> sectionsToRun;
    };


    class Config : public IConfig {
    public:

        Config() = default;
        Config( ConfigData const& data );
        ~Config() override; // = default in the cpp file

        std::string const& getFilename() const;

        bool listTests() const;
        bool listTags() const;
        bool listReporters() const;

        std::string getProcessName() const;
        std::string const& getReporterName() const;

        std::vector<std::string> const& getTestsOrTags() const override;
        std::vector<std::string> const& getSectionsToRun() const override;

        TestSpec const& testSpec() const override;
        bool hasTestFilters() const override;

        bool showHelp() const;

        // IConfig interface
        bool allowThrows() const override;
        std::ostream& stream() const override;
        std::string name() const override;
        bool includeSuccessfulResults() const override;
        bool warnAboutMissingAssertions() const override;
        bool warnAboutNoTests() const override;
        ShowDurations showDurations() const override;
        double minDuration() const override;
        TestRunOrder runOrder() const override;
        unsigned int rngSeed() const override;
        UseColour useColour() const override;
        bool shouldDebugBreak() const override;
        int abortAfter() const override;
        bool showInvisibles() const override;
        Verbosity verbosity() const override;
        bool benchmarkNoAnalysis() const override;
        int benchmarkSamples() const override;
        double benchmarkConfidenceInterval() const override;
        unsigned int benchmarkResamples() const override;
        std::chrono::milliseconds benchmarkWarmupTime() const override;

    private:

        IStream const* openStream();
        ConfigData m_data;

        Detail::unique_ptr<IStream const> m_stream;
        TestSpec m_testSpec;
        bool m_hasTestFilters = false;
    };

} // end namespace Catch

#endif // CATCH_CONFIG_HPP_INCLUDED


#ifndef CATCH_MESSAGE_HPP_INCLUDED
#define CATCH_MESSAGE_HPP_INCLUDED


#include <string>
#include <vector>

namespace Catch {

    struct MessageStream {

        template<typename T>
        MessageStream& operator << ( T const& value ) {
            m_stream << value;
            return *this;
        }

        ReusableStringStream m_stream;
    };

    struct MessageBuilder : MessageStream {
        MessageBuilder( StringRef const& macroName,
                        SourceLineInfo const& lineInfo,
                        ResultWas::OfType type );

        template<typename T>
        MessageBuilder& operator << ( T const& value ) {
            m_stream << value;
            return *this;
        }

        MessageInfo m_info;
    };

    class ScopedMessage {
    public:
        explicit ScopedMessage( MessageBuilder const& builder );
        ScopedMessage( ScopedMessage& duplicate ) = delete;
        ScopedMessage( ScopedMessage&& old ) noexcept;
        ~ScopedMessage();

        MessageInfo m_info;
        bool m_moved = false;
    };

    class Capturer {
        std::vector<MessageInfo> m_messages;
        IResultCapture& m_resultCapture = getResultCapture();
        size_t m_captured = 0;
    public:
        Capturer( StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType, StringRef names );

        Capturer(Capturer const&) = delete;
        Capturer& operator=(Capturer const&) = delete;

        ~Capturer();

        void captureValue( size_t index, std::string const& value );

        template<typename T>
        void captureValues( size_t index, T const& value ) {
            captureValue( index, Catch::Detail::stringify( value ) );
        }

        template<typename T, typename... Ts>
        void captureValues( size_t index, T const& value, Ts const&... values ) {
            captureValue( index, Catch::Detail::stringify(value) );
            captureValues( index+1, values... );
        }
    };

} // end namespace Catch

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_MSG( macroName, messageType, resultDisposition, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::StringRef(), resultDisposition ); \
        catchAssertionHandler.handleMessage( messageType, ( Catch::MessageStream() << __VA_ARGS__ + ::Catch::StreamEndStop() ).m_stream.str() ); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_CAPTURE( varName, macroName, ... ) \
    Catch::Capturer varName( macroName, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info, #__VA_ARGS__ ); \
    varName.captureValues( 0, __VA_ARGS__ )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_INFO( macroName, log ) \
    Catch::ScopedMessage INTERNAL_CATCH_UNIQUE_NAME( scopedMessage )( Catch::MessageBuilder( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_UNSCOPED_INFO( macroName, log ) \
    Catch::getResultCapture().emplaceUnscopedMessage( Catch::MessageBuilder( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log )


#if defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)

  #define CATCH_INFO( msg ) INTERNAL_CATCH_INFO( "CATCH_INFO", msg )
  #define CATCH_UNSCOPED_INFO( msg ) INTERNAL_CATCH_UNSCOPED_INFO( "CATCH_UNSCOPED_INFO", msg )
  #define CATCH_WARN( msg ) INTERNAL_CATCH_MSG( "CATCH_WARN", Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, msg )
  #define CATCH_CAPTURE( ... ) INTERNAL_CATCH_CAPTURE( INTERNAL_CATCH_UNIQUE_NAME(capturer), "CATCH_CAPTURE", __VA_ARGS__ )

#elif defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE)

  #define CATCH_INFO( msg )          (void)(0)
  #define CATCH_UNSCOPED_INFO( msg ) (void)(0)
  #define CATCH_WARN( msg )          (void)(0)
  #define CATCH_CAPTURE( ... )       (void)(0)

#elif !defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)

  #define INFO( msg ) INTERNAL_CATCH_INFO( "INFO", msg )
  #define UNSCOPED_INFO( msg ) INTERNAL_CATCH_UNSCOPED_INFO( "UNSCOPED_INFO", msg )
  #define WARN( msg ) INTERNAL_CATCH_MSG( "WARN", Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, msg )
  #define CAPTURE( ... ) INTERNAL_CATCH_CAPTURE( INTERNAL_CATCH_UNIQUE_NAME(capturer), "CAPTURE", __VA_ARGS__ )

#elif !defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE)

  #define INFO( msg )          (void)(0)
  #define UNSCOPED_INFO( msg ) (void)(0)
  #define WARN( msg )          (void)(0)
  #define CAPTURE( ... )       (void)(0)

#endif // end of user facing macro declarations




#endif // CATCH_MESSAGE_HPP_INCLUDED


#ifndef CATCH_REPORTER_REGISTRARS_HPP_INCLUDED
#define CATCH_REPORTER_REGISTRARS_HPP_INCLUDED



#ifndef CATCH_INTERFACES_REPORTER_FACTORY_HPP_INCLUDED
#define CATCH_INTERFACES_REPORTER_FACTORY_HPP_INCLUDED

namespace Catch {

    struct ReporterConfig;

    struct IReporterFactory {
        virtual ~IReporterFactory(); // = default

        virtual IStreamingReporterPtr
        create( ReporterConfig const& config ) const = 0;
        virtual std::string getDescription() const = 0;
    };
    using IReporterFactoryPtr = Detail::unique_ptr<IReporterFactory>;
} // namespace Catch

#endif // CATCH_INTERFACES_REPORTER_FACTORY_HPP_INCLUDED

namespace Catch {

    template <typename T>
    class ReporterFactory : public IReporterFactory {

        IStreamingReporterPtr create( ReporterConfig const& config ) const override {
            return Detail::make_unique<T>( config );
        }

        std::string getDescription() const override {
            return T::getDescription();
        }
    };


    template<typename T>
    class ReporterRegistrar {
    public:
        explicit ReporterRegistrar( std::string const& name ) {
            getMutableRegistryHub().registerReporter( name, Detail::make_unique<ReporterFactory<T>>() );
        }
    };

    template<typename T>
    class ListenerRegistrar {

        class ListenerFactory : public IReporterFactory {

            IStreamingReporterPtr create( ReporterConfig const& config ) const override {
                return Detail::make_unique<T>(config);
            }
            std::string getDescription() const override {
                return std::string();
            }
        };

    public:

        ListenerRegistrar() {
            getMutableRegistryHub().registerListener( Detail::make_unique<ListenerFactory>() );
        }
    };
}

#if !defined(CATCH_CONFIG_DISABLE)

#define CATCH_REGISTER_REPORTER( name, reporterType ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION         \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS          \
    namespace{ Catch::ReporterRegistrar<reporterType> catch_internal_RegistrarFor##reporterType( name ); } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

#define CATCH_REGISTER_LISTENER( listenerType ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION   \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS    \
    namespace{ Catch::ListenerRegistrar<listenerType> catch_internal_RegistrarFor##listenerType; } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION
#else // CATCH_CONFIG_DISABLE

#define CATCH_REGISTER_REPORTER(name, reporterType)
#define CATCH_REGISTER_LISTENER(listenerType)

#endif // CATCH_CONFIG_DISABLE

#endif // CATCH_REPORTER_REGISTRARS_HPP_INCLUDED


#ifndef CATCH_SESSION_HPP_INCLUDED
#define CATCH_SESSION_HPP_INCLUDED



#ifndef CATCH_COMMANDLINE_HPP_INCLUDED
#define CATCH_COMMANDLINE_HPP_INCLUDED



#ifndef CATCH_CLARA_HPP_INCLUDED
#define CATCH_CLARA_HPP_INCLUDED

#if defined( __clang__ )
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wweak-vtables"
#    pragma clang diagnostic ignored "-Wshadow"
#    pragma clang diagnostic ignored "-Wdeprecated"
#endif

#if defined( __GNUC__ )
#    pragma GCC diagnostic push
#    pragma GCC diagnostic ignored "-Wsign-conversion"
#endif

#ifndef CLARA_CONFIG_OPTIONAL_TYPE
#    ifdef __has_include
#        if __has_include( <optional>) && __cplusplus >= 201703L
#            include <optional>
#            define CLARA_CONFIG_OPTIONAL_TYPE std::optional
#        endif
#    endif
#endif


#include <cassert>
#include <cctype>
#include <memory>
#include <ostream>
#include <sstream>
#include <string>
#include <vector>

namespace Catch {
    namespace Clara {

        class Args;
        class Parser;

        // enum of result types from a parse
        enum class ParseResultType {
            Matched,
            NoMatch,
            ShortCircuitAll,
            ShortCircuitSame
        };

        namespace Detail {

            // Traits for extracting arg and return type of lambdas (for single
            // argument lambdas)
            template <typename L>
            struct UnaryLambdaTraits
                : UnaryLambdaTraits<decltype( &L::operator() )> {};

            template <typename ClassT, typename ReturnT, typename... Args>
            struct UnaryLambdaTraits<ReturnT ( ClassT::* )( Args... ) const> {
                static const bool isValid = false;
            };

            template <typename ClassT, typename ReturnT, typename ArgT>
            struct UnaryLambdaTraits<ReturnT ( ClassT::* )( ArgT ) const> {
                static const bool isValid = true;
                using ArgType = typename std::remove_const<
                    typename std::remove_reference<ArgT>::type>::type;
                using ReturnType = ReturnT;
            };

            class TokenStream;

            // Wraps a token coming from a token stream. These may not directly
            // correspond to strings as a single string may encode an option +
            // its argument if the : or = form is used
            enum class TokenType { Option, Argument };
            struct Token {
                TokenType type;
                std::string token;
            };

            // Abstracts iterators into args as a stream of tokens, with option
            // arguments uniformly handled
            class TokenStream {
                using Iterator = std::vector<std::string>::const_iterator;
                Iterator it;
                Iterator itEnd;
                std::vector<Token> m_tokenBuffer;

                void loadBuffer();

            public:
                explicit TokenStream( Args const& args );
                TokenStream( Iterator it, Iterator itEnd );

                explicit operator bool() const {
                    return !m_tokenBuffer.empty() || it != itEnd;
                }

                size_t count() const {
                    return m_tokenBuffer.size() + ( itEnd - it );
                }

                Token operator*() const {
                    assert( !m_tokenBuffer.empty() );
                    return m_tokenBuffer.front();
                }

                Token const* operator->() const {
                    assert( !m_tokenBuffer.empty() );
                    return &m_tokenBuffer.front();
                }

                TokenStream& operator++();
            };

            //! Denotes type of a parsing result
            enum class ResultType {
                Ok,          ///< No errors
                LogicError,  ///< Error in user-specified arguments for
                             ///< construction
                RuntimeError ///< Error in parsing inputs
            };

            class ResultBase {
            protected:
                ResultBase( ResultType type ): m_type( type ) {}
                virtual ~ResultBase(); // = default;


                ResultBase(ResultBase const&) = default;
                ResultBase& operator=(ResultBase const&) = default;
                ResultBase(ResultBase&&) = default;
                ResultBase& operator=(ResultBase&&) = default;

                virtual void enforceOk() const = 0;

                ResultType m_type;
            };

            template <typename T> class ResultValueBase : public ResultBase {
            public:
                auto value() const -> T const& {
                    enforceOk();
                    return m_value;
                }

            protected:
                ResultValueBase( ResultType type ): ResultBase( type ) {}

                ResultValueBase( ResultValueBase const& other ):
                    ResultBase( other ) {
                    if ( m_type == ResultType::Ok )
                        new ( &m_value ) T( other.m_value );
                }

                ResultValueBase( ResultType, T const& value ): ResultBase( ResultType::Ok ) {
                    new ( &m_value ) T( value );
                }

                auto operator=( ResultValueBase const& other )
                    -> ResultValueBase& {
                    if ( m_type == ResultType::Ok )
                        m_value.~T();
                    ResultBase::operator=( other );
                    if ( m_type == ResultType::Ok )
                        new ( &m_value ) T( other.m_value );
                    return *this;
                }

                ~ResultValueBase() override {
                    if ( m_type == ResultType::Ok )
                        m_value.~T();
                }

                union {
                    T m_value;
                };
            };

            template <> class ResultValueBase<void> : public ResultBase {
            protected:
                using ResultBase::ResultBase;
            };

            template <typename T = void>
            class BasicResult : public ResultValueBase<T> {
            public:
                template <typename U>
                explicit BasicResult( BasicResult<U> const& other ):
                    ResultValueBase<T>( other.type() ),
                    m_errorMessage( other.errorMessage() ) {
                    assert( type() != ResultType::Ok );
                }

                template <typename U>
                static auto ok( U const& value ) -> BasicResult {
                    return { ResultType::Ok, value };
                }
                static auto ok() -> BasicResult { return { ResultType::Ok }; }
                static auto logicError( std::string const& message )
                    -> BasicResult {
                    return { ResultType::LogicError, message };
                }
                static auto runtimeError( std::string const& message )
                    -> BasicResult {
                    return { ResultType::RuntimeError, message };
                }

                explicit operator bool() const {
                    return m_type == ResultType::Ok;
                }
                auto type() const -> ResultType { return m_type; }
                auto errorMessage() const -> std::string {
                    return m_errorMessage;
                }

            protected:
                void enforceOk() const override {

                    // Errors shouldn't reach this point, but if they do
                    // the actual error message will be in m_errorMessage
                    assert( m_type != ResultType::LogicError );
                    assert( m_type != ResultType::RuntimeError );
                    if ( m_type != ResultType::Ok )
                        std::abort();
                }

                std::string
                    m_errorMessage; // Only populated if resultType is an error

                BasicResult( ResultType type,
                             std::string const& message ):
                    ResultValueBase<T>( type ), m_errorMessage( message ) {
                    assert( m_type != ResultType::Ok );
                }

                using ResultValueBase<T>::ResultValueBase;
                using ResultBase::m_type;
            };

            class ParseState {
            public:
                ParseState( ParseResultType type,
                            TokenStream const& remainingTokens );

                ParseResultType type() const { return m_type; }
                TokenStream const& remainingTokens() const {
                    return m_remainingTokens;
                }

            private:
                ParseResultType m_type;
                TokenStream m_remainingTokens;
            };

            using Result = BasicResult<void>;
            using ParserResult = BasicResult<ParseResultType>;
            using InternalParseResult = BasicResult<ParseState>;

            struct HelpColumns {
                std::string left;
                std::string right;
            };

            template <typename T>
            ParserResult convertInto( std::string const& source, T& target ) {
                std::stringstream ss( source );
                ss >> target;
                if ( ss.fail() ) {
                    return ParserResult::runtimeError(
                        "Unable to convert '" + source +
                        "' to destination type" );
                } else {
                    return ParserResult::ok( ParseResultType::Matched );
                }
            }
            ParserResult convertInto( std::string const& source,
                                      std::string& target );
            ParserResult convertInto( std::string const& source, bool& target );

#ifdef CLARA_CONFIG_OPTIONAL_TYPE
            template <typename T>
            auto convertInto( std::string const& source,
                              CLARA_CONFIG_OPTIONAL_TYPE<T>& target )
                -> ParserResult {
                T temp;
                auto result = convertInto( source, temp );
                if ( result )
                    target = std::move( temp );
                return result;
            }
#endif // CLARA_CONFIG_OPTIONAL_TYPE

            struct BoundRef : Catch::Detail::NonCopyable {
                virtual ~BoundRef() = default;
                virtual bool isContainer() const;
                virtual bool isFlag() const;
            };
            struct BoundValueRefBase : BoundRef {
                virtual auto setValue( std::string const& arg )
                    -> ParserResult = 0;
            };
            struct BoundFlagRefBase : BoundRef {
                virtual auto setFlag( bool flag ) -> ParserResult = 0;
                bool isFlag() const override;
            };

            template <typename T> struct BoundValueRef : BoundValueRefBase {
                T& m_ref;

                explicit BoundValueRef( T& ref ): m_ref( ref ) {}

                ParserResult setValue( std::string const& arg ) override {
                    return convertInto( arg, m_ref );
                }
            };

            template <typename T>
            struct BoundValueRef<std::vector<T>> : BoundValueRefBase {
                std::vector<T>& m_ref;

                explicit BoundValueRef( std::vector<T>& ref ): m_ref( ref ) {}

                auto isContainer() const -> bool override { return true; }

                auto setValue( std::string const& arg )
                    -> ParserResult override {
                    T temp;
                    auto result = convertInto( arg, temp );
                    if ( result )
                        m_ref.push_back( temp );
                    return result;
                }
            };

            struct BoundFlagRef : BoundFlagRefBase {
                bool& m_ref;

                explicit BoundFlagRef( bool& ref ): m_ref( ref ) {}

                ParserResult setFlag( bool flag ) override;
            };

            template <typename ReturnType> struct LambdaInvoker {
                static_assert(
                    std::is_same<ReturnType, ParserResult>::value,
                    "Lambda must return void or clara::ParserResult" );

                template <typename L, typename ArgType>
                static auto invoke( L const& lambda, ArgType const& arg )
                    -> ParserResult {
                    return lambda( arg );
                }
            };

            template <> struct LambdaInvoker<void> {
                template <typename L, typename ArgType>
                static auto invoke( L const& lambda, ArgType const& arg )
                    -> ParserResult {
                    lambda( arg );
                    return ParserResult::ok( ParseResultType::Matched );
                }
            };

            template <typename ArgType, typename L>
            auto invokeLambda( L const& lambda, std::string const& arg )
                -> ParserResult {
                ArgType temp{};
                auto result = convertInto( arg, temp );
                return !result ? result
                               : LambdaInvoker<typename UnaryLambdaTraits<
                                     L>::ReturnType>::invoke( lambda, temp );
            }

            template <typename L> struct BoundLambda : BoundValueRefBase {
                L m_lambda;

                static_assert(
                    UnaryLambdaTraits<L>::isValid,
                    "Supplied lambda must take exactly one argument" );
                explicit BoundLambda( L const& lambda ): m_lambda( lambda ) {}

                auto setValue( std::string const& arg )
                    -> ParserResult override {
                    return invokeLambda<typename UnaryLambdaTraits<L>::ArgType>(
                        m_lambda, arg );
                }
            };

            template <typename L> struct BoundFlagLambda : BoundFlagRefBase {
                L m_lambda;

                static_assert(
                    UnaryLambdaTraits<L>::isValid,
                    "Supplied lambda must take exactly one argument" );
                static_assert(
                    std::is_same<typename UnaryLambdaTraits<L>::ArgType,
                                 bool>::value,
                    "flags must be boolean" );

                explicit BoundFlagLambda( L const& lambda ):
                    m_lambda( lambda ) {}

                auto setFlag( bool flag ) -> ParserResult override {
                    return LambdaInvoker<typename UnaryLambdaTraits<
                        L>::ReturnType>::invoke( m_lambda, flag );
                }
            };

            enum class Optionality { Optional, Required };

            class ParserBase {
            public:
                virtual ~ParserBase() = default;
                virtual auto validate() const -> Result { return Result::ok(); }
                virtual auto parse( std::string const& exeName,
                                    TokenStream const& tokens ) const
                    -> InternalParseResult = 0;
                virtual size_t cardinality() const;

                InternalParseResult parse( Args const& args ) const;
            };

            template <typename DerivedT>
            class ComposableParserImpl : public ParserBase {
            public:
                template <typename T>
                auto operator|( T const& other ) const -> Parser;
            };

            // Common code and state for Args and Opts
            template <typename DerivedT>
            class ParserRefImpl : public ComposableParserImpl<DerivedT> {
            protected:
                Optionality m_optionality = Optionality::Optional;
                std::shared_ptr<BoundRef> m_ref;
                std::string m_hint;
                std::string m_description;

                explicit ParserRefImpl( std::shared_ptr<BoundRef> const& ref ):
                    m_ref( ref ) {}

            public:
                template <typename T>
                ParserRefImpl( T& ref, std::string const& hint ):
                    m_ref( std::make_shared<BoundValueRef<T>>( ref ) ),
                    m_hint( hint ) {}

                template <typename LambdaT>
                ParserRefImpl( LambdaT const& ref, std::string const& hint ):
                    m_ref( std::make_shared<BoundLambda<LambdaT>>( ref ) ),
                    m_hint( hint ) {}

                auto operator()( std::string const& description ) -> DerivedT& {
                    m_description = description;
                    return static_cast<DerivedT&>( *this );
                }

                auto optional() -> DerivedT& {
                    m_optionality = Optionality::Optional;
                    return static_cast<DerivedT&>( *this );
                }

                auto required() -> DerivedT& {
                    m_optionality = Optionality::Required;
                    return static_cast<DerivedT&>( *this );
                }

                auto isOptional() const -> bool {
                    return m_optionality == Optionality::Optional;
                }

                auto cardinality() const -> size_t override {
                    if ( m_ref->isContainer() )
                        return 0;
                    else
                        return 1;
                }

                std::string const& hint() const { return m_hint; }
            };

        } // namespace detail


        // A parser for arguments
        class Arg : public Detail::ParserRefImpl<Arg> {
        public:
            using ParserRefImpl::ParserRefImpl;

            Detail::InternalParseResult
                parse(std::string const&,
                      Detail::TokenStream const& tokens) const override;
        };

        // A parser for options
        class Opt : public Detail::ParserRefImpl<Opt> {
        protected:
            std::vector<std::string> m_optNames;

        public:
            template <typename LambdaT>
            explicit Opt(LambdaT const& ref) :
                ParserRefImpl(
                    std::make_shared<Detail::BoundFlagLambda<LambdaT>>(ref)) {}

            explicit Opt(bool& ref);

            template <typename LambdaT>
            Opt(LambdaT const& ref, std::string const& hint) :
                ParserRefImpl(ref, hint) {}

            template <typename T>
            Opt(T& ref, std::string const& hint) :
                ParserRefImpl(ref, hint) {}

            auto operator[](std::string const& optName) -> Opt& {
                m_optNames.push_back(optName);
                return *this;
            }

            std::vector<Detail::HelpColumns> getHelpColumns() const;

            bool isMatch(std::string const& optToken) const;

            using ParserBase::parse;

            Detail::InternalParseResult
                parse(std::string const&,
                      Detail::TokenStream const& tokens) const override;

            Detail::Result validate() const override;
        };

        // Specifies the name of the executable
        class ExeName : public Detail::ComposableParserImpl<ExeName> {
            std::shared_ptr<std::string> m_name;
            std::shared_ptr<Detail::BoundValueRefBase> m_ref;

            template <typename LambdaT>
            static auto makeRef(LambdaT const& lambda)
                -> std::shared_ptr<Detail::BoundValueRefBase> {
                return std::make_shared<Detail::BoundLambda<LambdaT>>(lambda);
            }

        public:
            ExeName();
            explicit ExeName(std::string& ref);

            template <typename LambdaT>
            explicit ExeName(LambdaT const& lambda) : ExeName() {
                m_ref = std::make_shared<Detail::BoundLambda<LambdaT>>(lambda);
            }

            // The exe name is not parsed out of the normal tokens, but is
            // handled specially
            Detail::InternalParseResult
                parse(std::string const&,
                      Detail::TokenStream const& tokens) const override;

            std::string const& name() const { return *m_name; }
            Detail::ParserResult set(std::string const& newName);
        };


        // A Combined parser
        class Parser : Detail::ParserBase {
            mutable ExeName m_exeName;
            std::vector<Opt> m_options;
            std::vector<Arg> m_args;

        public:

            auto operator|=(ExeName const& exeName) -> Parser& {
                m_exeName = exeName;
                return *this;
            }

            auto operator|=(Arg const& arg) -> Parser& {
                m_args.push_back(arg);
                return *this;
            }

            auto operator|=(Opt const& opt) -> Parser& {
                m_options.push_back(opt);
                return *this;
            }

            Parser& operator|=(Parser const& other);

            template <typename T>
            auto operator|(T const& other) const -> Parser {
                return Parser(*this) |= other;
            }

            std::vector<Detail::HelpColumns> getHelpColumns() const;

            void writeToStream(std::ostream& os) const;

            friend auto operator<<(std::ostream& os, Parser const& parser)
                -> std::ostream& {
                parser.writeToStream(os);
                return os;
            }

            Detail::Result validate() const override;

            using ParserBase::parse;
            Detail::InternalParseResult
                parse(std::string const& exeName,
                      Detail::TokenStream const& tokens) const override;
        };

        // Transport for raw args (copied from main args, or supplied via
        // init list for testing)
        class Args {
            friend Detail::TokenStream;
            std::string m_exeName;
            std::vector<std::string> m_args;

        public:
            Args(int argc, char const* const* argv);
            Args(std::initializer_list<std::string> args);

            std::string const& exeName() const { return m_exeName; }
        };


        // Convenience wrapper for option parser that specifies the help option
        struct Help : Opt {
            Help(bool& showHelpFlag);
        };

        // Result type for parser operation
        using Detail::ParserResult;

        namespace Detail {
            template <typename DerivedT>
            template <typename T>
            Parser
                ComposableParserImpl<DerivedT>::operator|(T const& other) const {
                return Parser() | static_cast<DerivedT const&>(*this) | other;
            }
        }

    } // namespace Clara
} // namespace Catch

#if defined( __clang__ )
#    pragma clang diagnostic pop
#endif

#if defined( __GNUC__ )
#    pragma GCC diagnostic pop
#endif

#endif // CATCH_CLARA_HPP_INCLUDED

namespace Catch {

    struct ConfigData;

    Clara::Parser makeCommandLineParser( ConfigData& config );

} // end namespace Catch

#endif // CATCH_COMMANDLINE_HPP_INCLUDED

namespace Catch {

    class Session : Detail::NonCopyable {
    public:

        Session();
        ~Session();

        void showHelp() const;
        void libIdentify();

        int applyCommandLine( int argc, char const * const * argv );
    #if defined(CATCH_CONFIG_WCHAR) && defined(_WIN32) && defined(UNICODE)
        int applyCommandLine( int argc, wchar_t const * const * argv );
    #endif

        void useConfigData( ConfigData const& configData );

        template<typename CharT>
        int run(int argc, CharT const * const argv[]) {
            if (m_startupExceptions)
                return 1;
            int returnCode = applyCommandLine(argc, argv);
            if (returnCode == 0)
                returnCode = run();
            return returnCode;
        }

        int run();

        Clara::Parser const& cli() const;
        void cli( Clara::Parser const& newParser );
        ConfigData& configData();
        Config& config();
    private:
        int runInternal();

        Clara::Parser m_cli;
        ConfigData m_configData;
        Detail::unique_ptr<Config> m_config;
        bool m_startupExceptions = false;
    };

} // end namespace Catch

#endif // CATCH_SESSION_HPP_INCLUDED


#ifndef CATCH_TAG_ALIAS_HPP_INCLUDED
#define CATCH_TAG_ALIAS_HPP_INCLUDED


#include <string>

namespace Catch {

    struct TagAlias {
        TagAlias(std::string const& _tag, SourceLineInfo _lineInfo):
            tag(_tag),
            lineInfo(_lineInfo)
        {}

        std::string tag;
        SourceLineInfo lineInfo;
    };

} // end namespace Catch

#endif // CATCH_TAG_ALIAS_HPP_INCLUDED


#ifndef CATCH_TAG_ALIAS_AUTOREGISTRAR_HPP_INCLUDED
#define CATCH_TAG_ALIAS_AUTOREGISTRAR_HPP_INCLUDED


namespace Catch {

    struct RegistrarForTagAliases {
        RegistrarForTagAliases( char const* alias, char const* tag, SourceLineInfo const& lineInfo );
    };

} // end namespace Catch

#define CATCH_REGISTER_TAG_ALIAS( alias, spec ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
    namespace{ Catch::RegistrarForTagAliases INTERNAL_CATCH_UNIQUE_NAME( AutoRegisterTagAlias )( alias, spec, CATCH_INTERNAL_LINEINFO ); } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

#endif // CATCH_TAG_ALIAS_AUTOREGISTRAR_HPP_INCLUDED


#ifndef CATCH_TEMPLATE_TEST_MACROS_HPP_INCLUDED
#define CATCH_TEMPLATE_TEST_MACROS_HPP_INCLUDED

// We need this suppression to leak, because it took until GCC 10
// for the front end to handle local suppression via _Pragma properly
// inside templates (so `TEMPLATE_TEST_CASE` and co).
// **THIS IS DIFFERENT FOR STANDARD TESTS, WHERE GCC 9 IS SUFFICIENT**
#if defined(__GNUC__) && !defined(__clang__) && !defined(__ICC) && __GNUC__ < 10
#pragma GCC diagnostic ignored "-Wparentheses"
#endif




#ifndef CATCH_TEST_MACROS_HPP_INCLUDED
#define CATCH_TEST_MACROS_HPP_INCLUDED



#ifndef CATCH_TEST_MACRO_IMPL_HPP_INCLUDED
#define CATCH_TEST_MACRO_IMPL_HPP_INCLUDED



#ifndef CATCH_ASSERTION_HANDLER_HPP_INCLUDED
#define CATCH_ASSERTION_HANDLER_HPP_INCLUDED



#ifndef CATCH_DECOMPOSER_HPP_INCLUDED
#define CATCH_DECOMPOSER_HPP_INCLUDED


#include <iosfwd>

#ifdef _MSC_VER
#pragma warning(push)
#pragma warning(disable:4389) // '==' : signed/unsigned mismatch
#pragma warning(disable:4018) // more "signed/unsigned mismatch"
#pragma warning(disable:4312) // Converting int to T* using reinterpret_cast (issue on x64 platform)
#pragma warning(disable:4180) // qualifier applied to function type has no meaning
#pragma warning(disable:4800) // Forcing result to true or false
#endif

#ifdef __clang__
#  pragma clang diagnostic push
#  pragma clang diagnostic ignored "-Wsign-compare"
#elif defined __GNUC__
#  pragma GCC diagnostic push
#  pragma GCC diagnostic ignored "-Wsign-compare"
#endif

namespace Catch {

    struct ITransientExpression {
        auto isBinaryExpression() const -> bool { return m_isBinaryExpression; }
        auto getResult() const -> bool { return m_result; }
        virtual void streamReconstructedExpression( std::ostream &os ) const = 0;

        ITransientExpression( bool isBinaryExpression, bool result )
        :   m_isBinaryExpression( isBinaryExpression ),
            m_result( result )
        {}

        ITransientExpression() = default;
        ITransientExpression(ITransientExpression const&) = default;
        ITransientExpression& operator=(ITransientExpression const&) = default;

        // We don't actually need a virtual destructor, but many static analysers
        // complain if it's not here :-(
        virtual ~ITransientExpression(); // = default;

        bool m_isBinaryExpression;
        bool m_result;
        friend std::ostream& operator<<(std::ostream& out, ITransientExpression const& expr) {
            expr.streamReconstructedExpression(out);
            return out;
        }
    };

    void formatReconstructedExpression( std::ostream &os, std::string const& lhs, StringRef op, std::string const& rhs );

    template<typename LhsT, typename RhsT>
    class BinaryExpr  : public ITransientExpression {
        LhsT m_lhs;
        StringRef m_op;
        RhsT m_rhs;

        void streamReconstructedExpression( std::ostream &os ) const override {
            formatReconstructedExpression
                    ( os, Catch::Detail::stringify( m_lhs ), m_op, Catch::Detail::stringify( m_rhs ) );
        }

    public:
        BinaryExpr( bool comparisonResult, LhsT lhs, StringRef op, RhsT rhs )
        :   ITransientExpression{ true, comparisonResult },
            m_lhs( lhs ),
            m_op( op ),
            m_rhs( rhs )
        {}

        template<typename T>
        auto operator && ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
            static_assert(always_false<T>::value,
            "chained comparisons are not supported inside assertions, "
            "wrap the expression inside parentheses, or decompose it");
        }

        template<typename T>
        auto operator || ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
            static_assert(always_false<T>::value,
            "chained comparisons are not supported inside assertions, "
            "wrap the expression inside parentheses, or decompose it");
        }

        template<typename T>
        auto operator == ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
            static_assert(always_false<T>::value,
            "chained comparisons are not supported inside assertions, "
            "wrap the expression inside parentheses, or decompose it");
        }

        template<typename T>
        auto operator != ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
            static_assert(always_false<T>::value,
            "chained comparisons are not supported inside assertions, "
            "wrap the expression inside parentheses, or decompose it");
        }

        template<typename T>
        auto operator > ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
            static_assert(always_false<T>::value,
            "chained comparisons are not supported inside assertions, "
            "wrap the expression inside parentheses, or decompose it");
        }

        template<typename T>
        auto operator < ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
            static_assert(always_false<T>::value,
            "chained comparisons are not supported inside assertions, "
            "wrap the expression inside parentheses, or decompose it");
        }

        template<typename T>
        auto operator >= ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
            static_assert(always_false<T>::value,
            "chained comparisons are not supported inside assertions, "
            "wrap the expression inside parentheses, or decompose it");
        }

        template<typename T>
        auto operator <= ( T ) const -> BinaryExpr<LhsT, RhsT const&> const {
            static_assert(always_false<T>::value,
            "chained comparisons are not supported inside assertions, "
            "wrap the expression inside parentheses, or decompose it");
        }
    };

    template<typename LhsT>
    class UnaryExpr : public ITransientExpression {
        LhsT m_lhs;

        void streamReconstructedExpression( std::ostream &os ) const override {
            os << Catch::Detail::stringify( m_lhs );
        }

    public:
        explicit UnaryExpr( LhsT lhs )
        :   ITransientExpression{ false, static_cast<bool>(lhs) },
            m_lhs( lhs )
        {}
    };


    // Specialised comparison functions to handle equality comparisons between ints and pointers (NULL deduces as an int)
    template<typename LhsT, typename RhsT>
    auto compareEqual( LhsT const& lhs, RhsT const& rhs ) -> bool { return static_cast<bool>(lhs == rhs); }
    template<typename T>
    auto compareEqual( T* const& lhs, int rhs ) -> bool { return lhs == reinterpret_cast<void const*>( rhs ); }
    template<typename T>
    auto compareEqual( T* const& lhs, long rhs ) -> bool { return lhs == reinterpret_cast<void const*>( rhs ); }
    template<typename T>
    auto compareEqual( int lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) == rhs; }
    template<typename T>
    auto compareEqual( long lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) == rhs; }

    template<typename LhsT, typename RhsT>
    auto compareNotEqual( LhsT const& lhs, RhsT&& rhs ) -> bool { return static_cast<bool>(lhs != rhs); }
    template<typename T>
    auto compareNotEqual( T* const& lhs, int rhs ) -> bool { return lhs != reinterpret_cast<void const*>( rhs ); }
    template<typename T>
    auto compareNotEqual( T* const& lhs, long rhs ) -> bool { return lhs != reinterpret_cast<void const*>( rhs ); }
    template<typename T>
    auto compareNotEqual( int lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) != rhs; }
    template<typename T>
    auto compareNotEqual( long lhs, T* const& rhs ) -> bool { return reinterpret_cast<void const*>( lhs ) != rhs; }


    template<typename LhsT>
    class ExprLhs {
        LhsT m_lhs;
    public:
        explicit ExprLhs( LhsT lhs ) : m_lhs( lhs ) {}

        template<typename RhsT>
        auto operator == ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
            return { compareEqual( m_lhs, rhs ), m_lhs, "=="_sr, rhs };
        }
        auto operator == ( bool rhs ) -> BinaryExpr<LhsT, bool> const {
            return { m_lhs == rhs, m_lhs, "=="_sr, rhs };
        }

        template<typename RhsT>
        auto operator != ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
            return { compareNotEqual( m_lhs, rhs ), m_lhs, "!="_sr, rhs };
        }
        auto operator != ( bool rhs ) -> BinaryExpr<LhsT, bool> const {
            return { m_lhs != rhs, m_lhs, "!="_sr, rhs };
        }

        template<typename RhsT>
        auto operator > ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
            return { static_cast<bool>(m_lhs > rhs), m_lhs, ">"_sr, rhs };
        }
        template<typename RhsT>
        auto operator < ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
            return { static_cast<bool>(m_lhs < rhs), m_lhs, "<"_sr, rhs };
        }
        template<typename RhsT>
        auto operator >= ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
            return { static_cast<bool>(m_lhs >= rhs), m_lhs, ">="_sr, rhs };
        }
        template<typename RhsT>
        auto operator <= ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
            return { static_cast<bool>(m_lhs <= rhs), m_lhs, "<="_sr, rhs };
        }
        template <typename RhsT>
        auto operator | (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
            return { static_cast<bool>(m_lhs | rhs), m_lhs, "|"_sr, rhs };
        }
        template <typename RhsT>
        auto operator & (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
            return { static_cast<bool>(m_lhs & rhs), m_lhs, "&"_sr, rhs };
        }
        template <typename RhsT>
        auto operator ^ (RhsT const& rhs) -> BinaryExpr<LhsT, RhsT const&> const {
            return { static_cast<bool>(m_lhs ^ rhs), m_lhs, "^"_sr, rhs };
        }

        template<typename RhsT>
        auto operator && ( RhsT const& ) -> BinaryExpr<LhsT, RhsT const&> const {
            static_assert(always_false<RhsT>::value,
            "operator&& is not supported inside assertions, "
            "wrap the expression inside parentheses, or decompose it");
        }

        template<typename RhsT>
        auto operator || ( RhsT const& ) -> BinaryExpr<LhsT, RhsT const&> const {
            static_assert(always_false<RhsT>::value,
            "operator|| is not supported inside assertions, "
            "wrap the expression inside parentheses, or decompose it");
        }

        auto makeUnaryExpr() const -> UnaryExpr<LhsT> {
            return UnaryExpr<LhsT>{ m_lhs };
        }
    };

    void handleExpression( ITransientExpression const& expr );

    template<typename T>
    void handleExpression( ExprLhs<T> const& expr ) {
        handleExpression( expr.makeUnaryExpr() );
    }

    struct Decomposer {
        template<typename T>
        auto operator <= ( T const& lhs ) -> ExprLhs<T const&> {
            return ExprLhs<T const&>{ lhs };
        }

        auto operator <=( bool value ) -> ExprLhs<bool> {
            return ExprLhs<bool>{ value };
        }
    };

} // end namespace Catch

#ifdef _MSC_VER
#pragma warning(pop)
#endif
#ifdef __clang__
#  pragma clang diagnostic pop
#elif defined __GNUC__
#  pragma GCC diagnostic pop
#endif

#endif // CATCH_DECOMPOSER_HPP_INCLUDED

namespace Catch {

    struct TestFailureException{};
    struct AssertionResultData;
    struct IResultCapture;
    class RunContext;

    struct AssertionReaction {
        bool shouldDebugBreak = false;
        bool shouldThrow = false;
    };

    class AssertionHandler {
        AssertionInfo m_assertionInfo;
        AssertionReaction m_reaction;
        bool m_completed = false;
        IResultCapture& m_resultCapture;

    public:
        AssertionHandler
            (   StringRef const& macroName,
                SourceLineInfo const& lineInfo,
                StringRef capturedExpression,
                ResultDisposition::Flags resultDisposition );
        ~AssertionHandler() {
            if ( !m_completed ) {
                m_resultCapture.handleIncomplete( m_assertionInfo );
            }
        }


        template<typename T>
        void handleExpr( ExprLhs<T> const& expr ) {
            handleExpr( expr.makeUnaryExpr() );
        }
        void handleExpr( ITransientExpression const& expr );

        void handleMessage(ResultWas::OfType resultType, StringRef const& message);

        void handleExceptionThrownAsExpected();
        void handleUnexpectedExceptionNotThrown();
        void handleExceptionNotThrownAsExpected();
        void handleThrowingCallSkipped();
        void handleUnexpectedInflightException();

        void complete();
        void setCompleted();

        // query
        auto allowThrows() const -> bool;
    };

    void handleExceptionMatchExpr( AssertionHandler& handler, std::string const& str, StringRef const& matcherString );

} // namespace Catch

#endif // CATCH_ASSERTION_HANDLER_HPP_INCLUDED

// We need this suppression to leak, because it took until GCC 9
// for the front end to handle local suppression via _Pragma properly
#if defined(__GNUC__) && !defined(__clang__) && !defined(__ICC) && __GNUC__ < 9
  #pragma GCC diagnostic ignored "-Wparentheses"
#endif

#if !defined(CATCH_CONFIG_DISABLE)

#if !defined(CATCH_CONFIG_DISABLE_STRINGIFICATION)
  #define CATCH_INTERNAL_STRINGIFY(...) #__VA_ARGS__
#else
  #define CATCH_INTERNAL_STRINGIFY(...) "Disabled by CATCH_CONFIG_DISABLE_STRINGIFICATION"
#endif

#if defined(CATCH_CONFIG_FAST_COMPILE) || defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)

///////////////////////////////////////////////////////////////////////////////
// Another way to speed-up compilation is to omit local try-catch for REQUIRE*
// macros.
#define INTERNAL_CATCH_TRY
#define INTERNAL_CATCH_CATCH( capturer )

#else // CATCH_CONFIG_FAST_COMPILE

#define INTERNAL_CATCH_TRY try
#define INTERNAL_CATCH_CATCH( handler ) catch(...) { handler.handleUnexpectedInflightException(); }

#endif

#define INTERNAL_CATCH_REACT( handler ) handler.complete();

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEST( macroName, resultDisposition, ... ) \
    do { \
        /* The expression should not be evaluated, but warnings should hopefully be checked */ \
        CATCH_INTERNAL_IGNORE_BUT_WARN(__VA_ARGS__); \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \
        INTERNAL_CATCH_TRY { \
            CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
            CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
            catchAssertionHandler.handleExpr( Catch::Decomposer() <= __VA_ARGS__ ); \
            CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        } INTERNAL_CATCH_CATCH( catchAssertionHandler ) \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( (void)0, (false) && static_cast<bool>( !!(__VA_ARGS__) ) )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_IF( macroName, resultDisposition, ... ) \
    INTERNAL_CATCH_TEST( macroName, resultDisposition, __VA_ARGS__ ); \
    if( Catch::getResultCapture().lastAssertionPassed() )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_ELSE( macroName, resultDisposition, ... ) \
    INTERNAL_CATCH_TEST( macroName, resultDisposition, __VA_ARGS__ ); \
    if( !Catch::getResultCapture().lastAssertionPassed() )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_NO_THROW( macroName, resultDisposition, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \
        try { \
            static_cast<void>(__VA_ARGS__); \
            catchAssertionHandler.handleExceptionNotThrownAsExpected(); \
        } \
        catch( ... ) { \
            catchAssertionHandler.handleUnexpectedInflightException(); \
        } \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS( macroName, resultDisposition, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(__VA_ARGS__); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( ... ) { \
                catchAssertionHandler.handleExceptionThrownAsExpected(); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_AS( macroName, exceptionType, resultDisposition, expr ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(expr) ", " CATCH_INTERNAL_STRINGIFY(exceptionType), resultDisposition ); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(expr); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( exceptionType const& ) { \
                catchAssertionHandler.handleExceptionThrownAsExpected(); \
            } \
            catch( ... ) { \
                catchAssertionHandler.handleUnexpectedInflightException(); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )



///////////////////////////////////////////////////////////////////////////////
// Although this is matcher-based, it can be used with just a string
#define INTERNAL_CATCH_THROWS_STR_MATCHES( macroName, resultDisposition, matcher, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(__VA_ARGS__); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( ... ) { \
                Catch::handleExceptionMatchExpr( catchAssertionHandler, matcher, #matcher##_catch_sr ); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )

#endif // CATCH_CONFIG_DISABLE

#endif // CATCH_TEST_MACRO_IMPL_HPP_INCLUDED


#ifndef CATCH_PREPROCESSOR_HPP_INCLUDED
#define CATCH_PREPROCESSOR_HPP_INCLUDED


#if defined(__GNUC__)
// We need to silence "empty __VA_ARGS__ warning", and using just _Pragma does not work
#pragma GCC system_header
#endif


#define CATCH_RECURSION_LEVEL0(...) __VA_ARGS__
#define CATCH_RECURSION_LEVEL1(...) CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(CATCH_RECURSION_LEVEL0(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL2(...) CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(CATCH_RECURSION_LEVEL1(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL3(...) CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(CATCH_RECURSION_LEVEL2(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL4(...) CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(CATCH_RECURSION_LEVEL3(__VA_ARGS__)))
#define CATCH_RECURSION_LEVEL5(...) CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(CATCH_RECURSION_LEVEL4(__VA_ARGS__)))

#ifdef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_EXPAND_VARGS(...) __VA_ARGS__
// MSVC needs more evaluations
#define CATCH_RECURSION_LEVEL6(...) CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(CATCH_RECURSION_LEVEL5(__VA_ARGS__)))
#define CATCH_RECURSE(...)  CATCH_RECURSION_LEVEL6(CATCH_RECURSION_LEVEL6(__VA_ARGS__))
#else
#define CATCH_RECURSE(...)  CATCH_RECURSION_LEVEL5(__VA_ARGS__)
#endif

#define CATCH_REC_END(...)
#define CATCH_REC_OUT

#define CATCH_EMPTY()
#define CATCH_DEFER(id) id CATCH_EMPTY()

#define CATCH_REC_GET_END2() 0, CATCH_REC_END
#define CATCH_REC_GET_END1(...) CATCH_REC_GET_END2
#define CATCH_REC_GET_END(...) CATCH_REC_GET_END1
#define CATCH_REC_NEXT0(test, next, ...) next CATCH_REC_OUT
#define CATCH_REC_NEXT1(test, next) CATCH_DEFER ( CATCH_REC_NEXT0 ) ( test, next, 0)
#define CATCH_REC_NEXT(test, next)  CATCH_REC_NEXT1(CATCH_REC_GET_END test, next)

#define CATCH_REC_LIST0(f, x, peek, ...) , f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1) ) ( f, peek, __VA_ARGS__ )
#define CATCH_REC_LIST1(f, x, peek, ...) , f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST0) ) ( f, peek, __VA_ARGS__ )
#define CATCH_REC_LIST2(f, x, peek, ...)   f(x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1) ) ( f, peek, __VA_ARGS__ )

#define CATCH_REC_LIST0_UD(f, userdata, x, peek, ...) , f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD) ) ( f, userdata, peek, __VA_ARGS__ )
#define CATCH_REC_LIST1_UD(f, userdata, x, peek, ...) , f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST0_UD) ) ( f, userdata, peek, __VA_ARGS__ )
#define CATCH_REC_LIST2_UD(f, userdata, x, peek, ...)   f(userdata, x) CATCH_DEFER ( CATCH_REC_NEXT(peek, CATCH_REC_LIST1_UD) ) ( f, userdata, peek, __VA_ARGS__ )

// Applies the function macro `f` to each of the remaining parameters, inserts commas between the results,
// and passes userdata as the first parameter to each invocation,
// e.g. CATCH_REC_LIST_UD(f, x, a, b, c) evaluates to f(x, a), f(x, b), f(x, c)
#define CATCH_REC_LIST_UD(f, userdata, ...) CATCH_RECURSE(CATCH_REC_LIST2_UD(f, userdata, __VA_ARGS__, ()()(), ()()(), ()()(), 0))

#define CATCH_REC_LIST(f, ...) CATCH_RECURSE(CATCH_REC_LIST2(f, __VA_ARGS__, ()()(), ()()(), ()()(), 0))

#define INTERNAL_CATCH_EXPAND1(param) INTERNAL_CATCH_EXPAND2(param)
#define INTERNAL_CATCH_EXPAND2(...) INTERNAL_CATCH_NO## __VA_ARGS__
#define INTERNAL_CATCH_DEF(...) INTERNAL_CATCH_DEF __VA_ARGS__
#define INTERNAL_CATCH_NOINTERNAL_CATCH_DEF
#define INTERNAL_CATCH_STRINGIZE(...) INTERNAL_CATCH_STRINGIZE2(__VA_ARGS__)
#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_STRINGIZE2(...) #__VA_ARGS__
#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param))
#else
// MSVC is adding extra space and needs another indirection to expand INTERNAL_CATCH_NOINTERNAL_CATCH_DEF
#define INTERNAL_CATCH_STRINGIZE2(...) INTERNAL_CATCH_STRINGIZE3(__VA_ARGS__)
#define INTERNAL_CATCH_STRINGIZE3(...) #__VA_ARGS__
#define INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS(param) (INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_REMOVE_PARENS(param)) + 1)
#endif

#define INTERNAL_CATCH_MAKE_NAMESPACE2(...) ns_##__VA_ARGS__
#define INTERNAL_CATCH_MAKE_NAMESPACE(name) INTERNAL_CATCH_MAKE_NAMESPACE2(name)

#define INTERNAL_CATCH_REMOVE_PARENS(...) INTERNAL_CATCH_EXPAND1(INTERNAL_CATCH_DEF __VA_ARGS__)

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS_GEN(__VA_ARGS__)>())
#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__))
#else
#define INTERNAL_CATCH_MAKE_TYPE_LIST2(...) INTERNAL_CATCH_EXPAND_VARGS(decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS_GEN(__VA_ARGS__)>()))
#define INTERNAL_CATCH_MAKE_TYPE_LIST(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_MAKE_TYPE_LIST2(INTERNAL_CATCH_REMOVE_PARENS(__VA_ARGS__)))
#endif

#define INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(...)\
    CATCH_REC_LIST(INTERNAL_CATCH_MAKE_TYPE_LIST,__VA_ARGS__)

#define INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_0) INTERNAL_CATCH_REMOVE_PARENS(_0)
#define INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_0, _1) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_1_ARG(_1)
#define INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_0, _1, _2) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_2_ARG(_1, _2)
#define INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_0, _1, _2, _3) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_3_ARG(_1, _2, _3)
#define INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_0, _1, _2, _3, _4) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_4_ARG(_1, _2, _3, _4)
#define INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_0, _1, _2, _3, _4, _5) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_5_ARG(_1, _2, _3, _4, _5)
#define INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_0, _1, _2, _3, _4, _5, _6) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_6_ARG(_1, _2, _3, _4, _5, _6)
#define INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_0, _1, _2, _3, _4, _5, _6, _7) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_7_ARG(_1, _2, _3, _4, _5, _6, _7)
#define INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_8_ARG(_1, _2, _3, _4, _5, _6, _7, _8)
#define INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_9_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9)
#define INTERNAL_CATCH_REMOVE_PARENS_11_ARG(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10) INTERNAL_CATCH_REMOVE_PARENS(_0), INTERNAL_CATCH_REMOVE_PARENS_10_ARG(_1, _2, _3, _4, _5, _6, _7, _8, _9, _10)

#define INTERNAL_CATCH_VA_NARGS_IMPL(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, N, ...) N

#define INTERNAL_CATCH_TYPE_GEN\
    template<typename...> struct TypeList {};\
    template<typename...Ts>\
    constexpr auto get_wrapper() noexcept -> TypeList<Ts...> { return {}; }\
    template<template<typename...> class...> struct TemplateTypeList{};\
    template<template<typename...> class...Cs>\
    constexpr auto get_wrapper() noexcept -> TemplateTypeList<Cs...> { return {}; }\
    template<typename...>\
    struct append;\
    template<typename...>\
    struct rewrap;\
    template<template<typename...> class, typename...>\
    struct create;\
    template<template<typename...> class, typename>\
    struct convert;\
    \
    template<typename T> \
    struct append<T> { using type = T; };\
    template< template<typename...> class L1, typename...E1, template<typename...> class L2, typename...E2, typename...Rest>\
    struct append<L1<E1...>, L2<E2...>, Rest...> { using type = typename append<L1<E1...,E2...>, Rest...>::type; };\
    template< template<typename...> class L1, typename...E1, typename...Rest>\
    struct append<L1<E1...>, TypeList<mpl_::na>, Rest...> { using type = L1<E1...>; };\
    \
    template< template<typename...> class Container, template<typename...> class List, typename...elems>\
    struct rewrap<TemplateTypeList<Container>, List<elems...>> { using type = TypeList<Container<elems...>>; };\
    template< template<typename...> class Container, template<typename...> class List, class...Elems, typename...Elements>\
    struct rewrap<TemplateTypeList<Container>, List<Elems...>, Elements...> { using type = typename append<TypeList<Container<Elems...>>, typename rewrap<TemplateTypeList<Container>, Elements...>::type>::type; };\
    \
    template<template <typename...> class Final, template< typename...> class...Containers, typename...Types>\
    struct create<Final, TemplateTypeList<Containers...>, TypeList<Types...>> { using type = typename append<Final<>, typename rewrap<TemplateTypeList<Containers>, Types...>::type...>::type; };\
    template<template <typename...> class Final, template <typename...> class List, typename...Ts>\
    struct convert<Final, List<Ts...>> { using type = typename append<Final<>,TypeList<Ts>...>::type; };

#define INTERNAL_CATCH_NTTP_1(signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)> struct Nttp{};\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    constexpr auto get_wrapper() noexcept -> Nttp<__VA_ARGS__> { return {}; } \
    template<template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...> struct NttpTemplateTypeList{};\
    template<template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...Cs>\
    constexpr auto get_wrapper() noexcept -> NttpTemplateTypeList<Cs...> { return {}; } \
    \
    template< template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List, INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    struct rewrap<NttpTemplateTypeList<Container>, List<__VA_ARGS__>> { using type = TypeList<Container<__VA_ARGS__>>; };\
    template< template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List, INTERNAL_CATCH_REMOVE_PARENS(signature), typename...Elements>\
    struct rewrap<NttpTemplateTypeList<Container>, List<__VA_ARGS__>, Elements...> { using type = typename append<TypeList<Container<__VA_ARGS__>>, typename rewrap<NttpTemplateTypeList<Container>, Elements...>::type>::type; };\
    template<template <typename...> class Final, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...Containers, typename...Types>\
    struct create<Final, NttpTemplateTypeList<Containers...>, TypeList<Types...>> { using type = typename append<Final<>, typename rewrap<NttpTemplateTypeList<Containers>, Types...>::type...>::type; };

#define INTERNAL_CATCH_DECLARE_SIG_TEST0(TestName)
#define INTERNAL_CATCH_DECLARE_SIG_TEST1(TestName, signature)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()
#define INTERNAL_CATCH_DECLARE_SIG_TEST_X(TestName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()

#define INTERNAL_CATCH_DEFINE_SIG_TEST0(TestName)
#define INTERNAL_CATCH_DEFINE_SIG_TEST1(TestName, signature)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()
#define INTERNAL_CATCH_DEFINE_SIG_TEST_X(TestName, signature,...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    static void TestName()

#define INTERNAL_CATCH_NTTP_REGISTER0(TestFunc, signature)\
    template<typename Type>\
    void reg_test(TypeList<Type>, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestFunc<Type>), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), nameAndTags);\
    }

#define INTERNAL_CATCH_NTTP_REGISTER(TestFunc, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    void reg_test(Nttp<__VA_ARGS__>, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestFunc<__VA_ARGS__>), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), nameAndTags);\
    }

#define INTERNAL_CATCH_NTTP_REGISTER_METHOD0(TestName, signature, ...)\
    template<typename Type>\
    void reg_test(TypeList<Type>, Catch::StringRef className, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestName<Type>::test), CATCH_INTERNAL_LINEINFO, className, nameAndTags);\
    }

#define INTERNAL_CATCH_NTTP_REGISTER_METHOD(TestName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)>\
    void reg_test(Nttp<__VA_ARGS__>, Catch::StringRef className, Catch::NameAndTags nameAndTags)\
    {\
        Catch::AutoReg( Catch::makeTestInvoker(&TestName<__VA_ARGS__>::test), CATCH_INTERNAL_LINEINFO, className, nameAndTags);\
    }

#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0(TestName, ClassName)
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1(TestName, ClassName, signature)\
    template<typename TestType> \
    struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)<TestType> { \
        void test();\
    }

#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X(TestName, ClassName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)> \
    struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName)<__VA_ARGS__> { \
        void test();\
    }

#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0(TestName)
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1(TestName, signature)\
    template<typename TestType> \
    void INTERNAL_CATCH_MAKE_NAMESPACE(TestName)::TestName<TestType>::test()
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X(TestName, signature, ...)\
    template<INTERNAL_CATCH_REMOVE_PARENS(signature)> \
    void INTERNAL_CATCH_MAKE_NAMESPACE(TestName)::TestName<__VA_ARGS__>::test()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
#define INTERNAL_CATCH_NTTP_0
#define INTERNAL_CATCH_NTTP_GEN(...) INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1(__VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_1( __VA_ARGS__),INTERNAL_CATCH_NTTP_1( __VA_ARGS__), INTERNAL_CATCH_NTTP_0)
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0)(TestName, ClassName, __VA_ARGS__)
#define INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD0, INTERNAL_CATCH_NTTP_REGISTER_METHOD0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER0, INTERNAL_CATCH_NTTP_REGISTER0)(TestFunc, __VA_ARGS__)
#define INTERNAL_CATCH_DEFINE_SIG_TEST(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST1, INTERNAL_CATCH_DEFINE_SIG_TEST0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_DECLARE_SIG_TEST(TestName, ...) INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST1, INTERNAL_CATCH_DECLARE_SIG_TEST0)(TestName, __VA_ARGS__)
#define INTERNAL_CATCH_REMOVE_PARENS_GEN(...) INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_REMOVE_PARENS_11_ARG,INTERNAL_CATCH_REMOVE_PARENS_10_ARG,INTERNAL_CATCH_REMOVE_PARENS_9_ARG,INTERNAL_CATCH_REMOVE_PARENS_8_ARG,INTERNAL_CATCH_REMOVE_PARENS_7_ARG,INTERNAL_CATCH_REMOVE_PARENS_6_ARG,INTERNAL_CATCH_REMOVE_PARENS_5_ARG,INTERNAL_CATCH_REMOVE_PARENS_4_ARG,INTERNAL_CATCH_REMOVE_PARENS_3_ARG,INTERNAL_CATCH_REMOVE_PARENS_2_ARG,INTERNAL_CATCH_REMOVE_PARENS_1_ARG)(__VA_ARGS__)
#else
#define INTERNAL_CATCH_NTTP_0(signature)
#define INTERNAL_CATCH_NTTP_GEN(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_1,INTERNAL_CATCH_NTTP_1, INTERNAL_CATCH_NTTP_0)( __VA_ARGS__))
#define INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD1, INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X,INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD_X, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD1, INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD0)(TestName, ClassName, __VA_ARGS__))
#define INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD, INTERNAL_CATCH_NTTP_REGISTER_METHOD0, INTERNAL_CATCH_NTTP_REGISTER_METHOD0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_NTTP_REG_GEN(TestFunc, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER, INTERNAL_CATCH_NTTP_REGISTER0, INTERNAL_CATCH_NTTP_REGISTER0)(TestFunc, __VA_ARGS__))
#define INTERNAL_CATCH_DEFINE_SIG_TEST(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DEFINE_SIG_TEST1, INTERNAL_CATCH_DEFINE_SIG_TEST0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_DECLARE_SIG_TEST(TestName, ...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL( "dummy", __VA_ARGS__, INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DEFINE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X,INTERNAL_CATCH_DECLARE_SIG_TEST_X, INTERNAL_CATCH_DECLARE_SIG_TEST1, INTERNAL_CATCH_DECLARE_SIG_TEST0)(TestName, __VA_ARGS__))
#define INTERNAL_CATCH_REMOVE_PARENS_GEN(...) INTERNAL_CATCH_EXPAND_VARGS(INTERNAL_CATCH_VA_NARGS_IMPL(__VA_ARGS__, INTERNAL_CATCH_REMOVE_PARENS_11_ARG,INTERNAL_CATCH_REMOVE_PARENS_10_ARG,INTERNAL_CATCH_REMOVE_PARENS_9_ARG,INTERNAL_CATCH_REMOVE_PARENS_8_ARG,INTERNAL_CATCH_REMOVE_PARENS_7_ARG,INTERNAL_CATCH_REMOVE_PARENS_6_ARG,INTERNAL_CATCH_REMOVE_PARENS_5_ARG,INTERNAL_CATCH_REMOVE_PARENS_4_ARG,INTERNAL_CATCH_REMOVE_PARENS_3_ARG,INTERNAL_CATCH_REMOVE_PARENS_2_ARG,INTERNAL_CATCH_REMOVE_PARENS_1_ARG)(__VA_ARGS__))
#endif

#endif // CATCH_PREPROCESSOR_HPP_INCLUDED


#ifndef CATCH_SECTION_HPP_INCLUDED
#define CATCH_SECTION_HPP_INCLUDED



#ifndef CATCH_TIMER_HPP_INCLUDED
#define CATCH_TIMER_HPP_INCLUDED

#include <cstdint>

namespace Catch {

    auto getCurrentNanosecondsSinceEpoch() -> uint64_t;
    auto getEstimatedClockResolution() -> uint64_t;

    class Timer {
        uint64_t m_nanoseconds = 0;
    public:
        void start();
        auto getElapsedNanoseconds() const -> uint64_t;
        auto getElapsedMicroseconds() const -> uint64_t;
        auto getElapsedMilliseconds() const -> unsigned int;
        auto getElapsedSeconds() const -> double;
    };

} // namespace Catch

#endif // CATCH_TIMER_HPP_INCLUDED

#include <string>

namespace Catch {

    class Section : Detail::NonCopyable {
    public:
        Section( SectionInfo&& info );
        ~Section();

        // This indicates whether the section should be executed or not
        explicit operator bool() const;

    private:
        SectionInfo m_info;

        Counts m_assertions;
        bool m_sectionIncluded;
        Timer m_timer;
    };

} // end namespace Catch

#define INTERNAL_CATCH_SECTION( ... ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
    if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, __VA_ARGS__ ) ) \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

#define INTERNAL_CATCH_DYNAMIC_SECTION( ... ) \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
    if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, (Catch::ReusableStringStream() << __VA_ARGS__).str() ) ) \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

#endif // CATCH_SECTION_HPP_INCLUDED


#ifndef CATCH_TEST_REGISTRY_HPP_INCLUDED
#define CATCH_TEST_REGISTRY_HPP_INCLUDED



#ifndef CATCH_INTERFACES_TESTCASE_HPP_INCLUDED
#define CATCH_INTERFACES_TESTCASE_HPP_INCLUDED

#include <vector>

namespace Catch {

    class TestSpec;
    struct TestCaseInfo;

    struct ITestInvoker {
        virtual void invoke () const = 0;
        virtual ~ITestInvoker();
    };

    class TestCaseHandle;
    struct IConfig;

    struct ITestCaseRegistry {
        virtual ~ITestCaseRegistry();
        // TODO: this exists only for adding filenames to test cases -- let's expose this in a saner way later
        virtual std::vector<TestCaseInfo* > const& getAllInfos() const = 0;
        virtual std::vector<TestCaseHandle> const& getAllTests() const = 0;
        virtual std::vector<TestCaseHandle> const& getAllTestsSorted( IConfig const& config ) const = 0;
    };

    bool isThrowSafe( TestCaseHandle const& testCase, IConfig const& config );
    bool matchTest( TestCaseHandle const& testCase, TestSpec const& testSpec, IConfig const& config );
    std::vector<TestCaseHandle> filterTests( std::vector<TestCaseHandle> const& testCases, TestSpec const& testSpec, IConfig const& config );
    std::vector<TestCaseHandle> const& getAllTestCasesSorted( IConfig const& config );

}

#endif // CATCH_INTERFACES_TESTCASE_HPP_INCLUDED

// GCC 5 and older do not properly handle disabling unused-variable warning
// with a _Pragma. This means that we have to leak the suppression to the
// user code as well :-(
#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ <= 5
#pragma GCC diagnostic ignored "-Wunused-variable"
#endif



namespace Catch {

template<typename C>
class TestInvokerAsMethod : public ITestInvoker {
    void (C::*m_testAsMethod)();
public:
    TestInvokerAsMethod( void (C::*testAsMethod)() ) noexcept : m_testAsMethod( testAsMethod ) {}

    void invoke() const override {
        C obj;
        (obj.*m_testAsMethod)();
    }
};

Detail::unique_ptr<ITestInvoker> makeTestInvoker( void(*testAsFunction)() );

template<typename C>
Detail::unique_ptr<ITestInvoker> makeTestInvoker( void (C::*testAsMethod)() ) {
    return Detail::unique_ptr<ITestInvoker>( new TestInvokerAsMethod<C>(testAsMethod) );
}

struct NameAndTags {
    NameAndTags(StringRef const& name_ = StringRef(),
                StringRef const& tags_ = StringRef()) noexcept:
        name(name_), tags(tags_) {}
    StringRef name;
    StringRef tags;
};

struct AutoReg : Detail::NonCopyable {
    AutoReg( Detail::unique_ptr<ITestInvoker> invoker, SourceLineInfo const& lineInfo, StringRef const& classOrMethod, NameAndTags const& nameAndTags ) noexcept;
};

} // end namespace Catch

#if defined(CATCH_CONFIG_DISABLE)
    #define INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( TestName, ... ) \
        static inline void TestName()
    #define INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION( TestName, ClassName, ... ) \
        namespace{                        \
            struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName) { \
                void test();              \
            };                            \
        }                                 \
        void TestName::test()
#endif

    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_TESTCASE2( TestName, ... ) \
        static void TestName(); \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( &TestName ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ __VA_ARGS__ } ); } /* NOLINT */ \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        static void TestName()
    #define INTERNAL_CATCH_TESTCASE( ... ) \
        INTERNAL_CATCH_TESTCASE2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), __VA_ARGS__ )

    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, ... ) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( &QualifiedMethod ), CATCH_INTERNAL_LINEINFO, "&" #QualifiedMethod, Catch::NameAndTags{ __VA_ARGS__ } ); } /* NOLINT */ \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION

    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_TEST_CASE_METHOD2( TestName, ClassName, ... )\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        namespace{ \
            struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName) { \
                void test(); \
            }; \
            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( Catch::makeTestInvoker( &TestName::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ __VA_ARGS__ } ); /* NOLINT */ \
        } \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        void TestName::test()
    #define INTERNAL_CATCH_TEST_CASE_METHOD( ClassName, ... ) \
        INTERNAL_CATCH_TEST_CASE_METHOD2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), ClassName, __VA_ARGS__ )

    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_REGISTER_TESTCASE( Function, ... ) \
        do { \
            CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
            CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( Catch::makeTestInvoker( Function ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ __VA_ARGS__ } ); /* NOLINT */ \
            CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        } while(false)


#endif // CATCH_TEST_REGISTRY_HPP_INCLUDED

// All of our user-facing macros support configuration toggle, that
// forces them to be defined prefixed with CATCH_. We also like to
// support another toggle that can minimize (disable) their implementation.
// Given this, we have 4 different configuration options below

#if defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)

  #define CATCH_REQUIRE( ... ) INTERNAL_CATCH_TEST( "CATCH_REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__ )
  #define CATCH_REQUIRE_FALSE( ... ) INTERNAL_CATCH_TEST( "CATCH_REQUIRE_FALSE", Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )

  #define CATCH_REQUIRE_THROWS( ... ) INTERNAL_CATCH_THROWS( "CATCH_REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__ )
  #define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CATCH_REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, expr )
  #define CATCH_REQUIRE_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__ )

  #define CATCH_CHECK( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
  #define CATCH_CHECK_FALSE( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK_FALSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )
  #define CATCH_CHECKED_IF( ... ) INTERNAL_CATCH_IF( "CATCH_CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
  #define CATCH_CHECKED_ELSE( ... ) INTERNAL_CATCH_ELSE( "CATCH_CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
  #define CATCH_CHECK_NOFAIL( ... ) INTERNAL_CATCH_TEST( "CATCH_CHECK_NOFAIL", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )

  #define CATCH_CHECK_THROWS( ... )  INTERNAL_CATCH_THROWS( "CATCH_CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
  #define CATCH_CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CATCH_CHECK_THROWS_AS", exceptionType, Catch::ResultDisposition::ContinueOnFailure, expr )
  #define CATCH_CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )

  #define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ )
  #define CATCH_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, __VA_ARGS__ )
  #define CATCH_METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ )
  #define CATCH_REGISTER_TEST_CASE( Function, ... ) INTERNAL_CATCH_REGISTER_TESTCASE( Function, __VA_ARGS__ )
  #define CATCH_SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )
  #define CATCH_DYNAMIC_SECTION( ... ) INTERNAL_CATCH_DYNAMIC_SECTION( __VA_ARGS__ )
  #define CATCH_FAIL( ... ) INTERNAL_CATCH_MSG( "CATCH_FAIL", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, __VA_ARGS__ )
  #define CATCH_FAIL_CHECK( ... ) INTERNAL_CATCH_MSG( "CATCH_FAIL_CHECK", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
  #define CATCH_SUCCEED( ... ) INTERNAL_CATCH_MSG( "CATCH_SUCCEED", Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )


  #if !defined(CATCH_CONFIG_RUNTIME_STATIC_REQUIRE)
    #define CATCH_STATIC_REQUIRE( ... )       static_assert(   __VA_ARGS__ ,      #__VA_ARGS__ );     CATCH_SUCCEED( #__VA_ARGS__ )
    #define CATCH_STATIC_REQUIRE_FALSE( ... ) static_assert( !(__VA_ARGS__), "!(" #__VA_ARGS__ ")" ); CATCH_SUCCEED( #__VA_ARGS__ )
  #else
    #define CATCH_STATIC_REQUIRE( ... )       CATCH_REQUIRE( __VA_ARGS__ )
    #define CATCH_STATIC_REQUIRE_FALSE( ... ) CATCH_REQUIRE_FALSE( __VA_ARGS__ )
  #endif


  // "BDD-style" convenience wrappers
  #define CATCH_SCENARIO( ... ) CATCH_TEST_CASE( "Scenario: " __VA_ARGS__ )
  #define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ )
  #define CATCH_GIVEN( desc )     INTERNAL_CATCH_DYNAMIC_SECTION( "    Given: " << desc )
  #define CATCH_AND_GIVEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( "And given: " << desc )
  #define CATCH_WHEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     When: " << desc )
  #define CATCH_AND_WHEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( " And when: " << desc )
  #define CATCH_THEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     Then: " << desc )
  #define CATCH_AND_THEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( "      And: " << desc )

#elif defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE) // ^^ prefixed, implemented | vv prefixed, disabled

  #define CATCH_REQUIRE( ... )        (void)(0)
  #define CATCH_REQUIRE_FALSE( ... )  (void)(0)

  #define CATCH_REQUIRE_THROWS( ... ) (void)(0)
  #define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0)
  #define CATCH_REQUIRE_NOTHROW( ... ) (void)(0)

  #define CATCH_CHECK( ... )         (void)(0)
  #define CATCH_CHECK_FALSE( ... )   (void)(0)
  #define CATCH_CHECKED_IF( ... )    if (__VA_ARGS__)
  #define CATCH_CHECKED_ELSE( ... )  if (!(__VA_ARGS__))
  #define CATCH_CHECK_NOFAIL( ... )  (void)(0)

  #define CATCH_CHECK_THROWS( ... )  (void)(0)
  #define CATCH_CHECK_THROWS_AS( expr, exceptionType ) (void)(0)
  #define CATCH_CHECK_NOTHROW( ... ) (void)(0)

  #define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
  #define CATCH_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
  #define CATCH_METHOD_AS_TEST_CASE( method, ... )
  #define CATCH_REGISTER_TEST_CASE( Function, ... ) (void)(0)
  #define CATCH_SECTION( ... )
  #define CATCH_DYNAMIC_SECTION( ... )
  #define CATCH_FAIL( ... ) (void)(0)
  #define CATCH_FAIL_CHECK( ... ) (void)(0)
  #define CATCH_SUCCEED( ... ) (void)(0)

  #define CATCH_STATIC_REQUIRE( ... )       (void)(0)
  #define CATCH_STATIC_REQUIRE_FALSE( ... ) (void)(0)

  // "BDD-style" convenience wrappers
  #define CATCH_SCENARIO( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
  #define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), className )
  #define CATCH_GIVEN( desc )
  #define CATCH_AND_GIVEN( desc )
  #define CATCH_WHEN( desc )
  #define CATCH_AND_WHEN( desc )
  #define CATCH_THEN( desc )
  #define CATCH_AND_THEN( desc )

#elif !defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE) // ^^ prefixed, disabled | vv unprefixed, implemented

  #define REQUIRE( ... ) INTERNAL_CATCH_TEST( "REQUIRE", Catch::ResultDisposition::Normal, __VA_ARGS__  )
  #define REQUIRE_FALSE( ... ) INTERNAL_CATCH_TEST( "REQUIRE_FALSE", Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )

  #define REQUIRE_THROWS( ... ) INTERNAL_CATCH_THROWS( "REQUIRE_THROWS", Catch::ResultDisposition::Normal, __VA_ARGS__ )
  #define REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "REQUIRE_THROWS_AS", exceptionType, Catch::ResultDisposition::Normal, expr )
  #define REQUIRE_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "REQUIRE_NOTHROW", Catch::ResultDisposition::Normal, __VA_ARGS__ )

  #define CHECK( ... ) INTERNAL_CATCH_TEST( "CHECK", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
  #define CHECK_FALSE( ... ) INTERNAL_CATCH_TEST( "CHECK_FALSE", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, __VA_ARGS__ )
  #define CHECKED_IF( ... ) INTERNAL_CATCH_IF( "CHECKED_IF", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
  #define CHECKED_ELSE( ... ) INTERNAL_CATCH_ELSE( "CHECKED_ELSE", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
  #define CHECK_NOFAIL( ... ) INTERNAL_CATCH_TEST( "CHECK_NOFAIL", Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, __VA_ARGS__ )

  #define CHECK_THROWS( ... )  INTERNAL_CATCH_THROWS( "CHECK_THROWS", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
  #define CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( "CHECK_THROWS_AS", exceptionType, Catch::ResultDisposition::ContinueOnFailure, expr )
  #define CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )

  #define TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ )
  #define TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, __VA_ARGS__ )
  #define METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ )
  #define REGISTER_TEST_CASE( Function, ... ) INTERNAL_CATCH_REGISTER_TESTCASE( Function, __VA_ARGS__ )
  #define SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )
  #define DYNAMIC_SECTION( ... ) INTERNAL_CATCH_DYNAMIC_SECTION( __VA_ARGS__ )
  #define FAIL( ... ) INTERNAL_CATCH_MSG( "FAIL", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, __VA_ARGS__ )
  #define FAIL_CHECK( ... ) INTERNAL_CATCH_MSG( "FAIL_CHECK", Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
  #define SUCCEED( ... ) INTERNAL_CATCH_MSG( "SUCCEED", Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )


  #if !defined(CATCH_CONFIG_RUNTIME_STATIC_REQUIRE)
    #define STATIC_REQUIRE( ... )       static_assert(   __VA_ARGS__,  #__VA_ARGS__ ); SUCCEED( #__VA_ARGS__ )
    #define STATIC_REQUIRE_FALSE( ... ) static_assert( !(__VA_ARGS__), "!(" #__VA_ARGS__ ")" ); SUCCEED( "!(" #__VA_ARGS__ ")" )
  #else
    #define STATIC_REQUIRE( ... )       REQUIRE( __VA_ARGS__ )
    #define STATIC_REQUIRE_FALSE( ... ) REQUIRE_FALSE( __VA_ARGS__ )
  #endif

  // "BDD-style" convenience wrappers
  #define SCENARIO( ... ) TEST_CASE( "Scenario: " __VA_ARGS__ )
  #define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ )
  #define GIVEN( desc )     INTERNAL_CATCH_DYNAMIC_SECTION( "    Given: " << desc )
  #define AND_GIVEN( desc ) INTERNAL_CATCH_DYNAMIC_SECTION( "And given: " << desc )
  #define WHEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     When: " << desc )
  #define AND_WHEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( " And when: " << desc )
  #define THEN( desc )      INTERNAL_CATCH_DYNAMIC_SECTION( "     Then: " << desc )
  #define AND_THEN( desc )  INTERNAL_CATCH_DYNAMIC_SECTION( "      And: " << desc )

#elif !defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE) // ^^ unprefixed, implemented | vv unprefixed, disabled

  #define REQUIRE( ... )       (void)(0)
  #define REQUIRE_FALSE( ... ) (void)(0)

  #define REQUIRE_THROWS( ... ) (void)(0)
  #define REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0)
  #define REQUIRE_NOTHROW( ... ) (void)(0)

  #define CHECK( ... ) (void)(0)
  #define CHECK_FALSE( ... ) (void)(0)
  #define CHECKED_IF( ... ) if (__VA_ARGS__)
  #define CHECKED_ELSE( ... ) if (!(__VA_ARGS__))
  #define CHECK_NOFAIL( ... ) (void)(0)

  #define CHECK_THROWS( ... )  (void)(0)
  #define CHECK_THROWS_AS( expr, exceptionType ) (void)(0)
  #define CHECK_NOTHROW( ... ) (void)(0)

  #define TEST_CASE( ... )  INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), __VA_ARGS__)
  #define TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
  #define METHOD_AS_TEST_CASE( method, ... )
  #define REGISTER_TEST_CASE( Function, ... ) (void)(0)
  #define SECTION( ... )
  #define DYNAMIC_SECTION( ... )
  #define FAIL( ... ) (void)(0)
  #define FAIL_CHECK( ... ) (void)(0)
  #define SUCCEED( ... ) (void)(0)

  #define STATIC_REQUIRE( ... )       (void)(0)
  #define STATIC_REQUIRE_FALSE( ... ) (void)(0)

  // "BDD-style" convenience wrappers
  #define SCENARIO( ... ) INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ) )
  #define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ), className )

  #define GIVEN( desc )
  #define AND_GIVEN( desc )
  #define WHEN( desc )
  #define AND_WHEN( desc )
  #define THEN( desc )
  #define AND_THEN( desc )

#endif // ^^ unprefixed, disabled

// end of user facing macros

#endif // CATCH_TEST_MACROS_HPP_INCLUDED


#ifndef CATCH_TEMPLATE_TEST_REGISTRY_HPP_INCLUDED
#define CATCH_TEMPLATE_TEST_REGISTRY_HPP_INCLUDED


// GCC 5 and older do not properly handle disabling unused-variable warning
// with a _Pragma. This means that we have to leak the suppression to the
// user code as well :-(
#if defined(__GNUC__) && !defined(__clang__) && __GNUC__ <= 5
#pragma GCC diagnostic ignored "-Wunused-variable"
#endif

#if defined(CATCH_CONFIG_DISABLE)
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( TestName, TestFunc, Name, Tags, Signature, ... )  \
        INTERNAL_CATCH_DEFINE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature))
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( TestNameClass, TestName, ClassName, Name, Tags, Signature, ... )    \
        namespace{                                                                                  \
            namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName) {                                      \
            INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
        }                                                                                           \
        }                                                                                           \
        INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))

    #ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
        #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(Name, Tags, ...) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ )
    #else
        #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(Name, Tags, ...) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ ) )
    #endif

    #ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
        #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(Name, Tags, Signature, ...) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ )
    #else
        #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(Name, Tags, Signature, ...) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ ) )
    #endif

    #ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
        #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION( ClassName, Name, Tags,... ) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ )
    #else
        #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION( ClassName, Name, Tags,... ) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ ) )
    #endif

    #ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
        #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION( ClassName, Name, Tags, Signature, ... ) \
            INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ )
    #else
        #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION( ClassName, Name, Tags, Signature, ... ) \
            INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ ) )
    #endif
#endif


    ///////////////////////////////////////////////////////////////////////////////
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_2(TestName, TestFunc, Name, Tags, Signature, ... )\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
        INTERNAL_CATCH_DECLARE_SIG_TEST(TestFunc, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){\
            INTERNAL_CATCH_TYPE_GEN\
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            INTERNAL_CATCH_NTTP_REG_GEN(TestFunc,INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            template<typename...Types> \
            struct TestName{\
                TestName(){\
                    int index = 0;                                    \
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
                    using expander = int[];\
                    (void)expander{(reg_test(Types{}, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
            TestName<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();\
            return 0;\
        }();\
        }\
        }\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        INTERNAL_CATCH_DEFINE_SIG_TEST(TestFunc,INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE(Name, Tags, ...) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ )
#else
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE(Name, Tags, ...) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename TestType, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(Name, Tags, Signature, ...) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ )
#else
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG(Name, Tags, Signature, ...) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif

    #define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(TestName, TestFuncName, Name, Tags, Signature, TmplTypes, TypesList) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION                      \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS                      \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS                \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS       \
        CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
        template<typename TestType> static void TestFuncName();       \
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName) {                                     \
            INTERNAL_CATCH_TYPE_GEN                                                  \
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))         \
            template<typename... Types>                               \
            struct TestName {                                         \
                void reg_tests() {                                          \
                    int index = 0;                                    \
                    using expander = int[];                           \
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
                    constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
                    constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFuncName<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++)... };/* NOLINT */\
                }                                                     \
            };                                                        \
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
                using TestInit = typename create<TestName, decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>()), TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(INTERNAL_CATCH_REMOVE_PARENS(TypesList))>>::type; \
                TestInit t;                                           \
                t.reg_tests();                                        \
                return 0;                                             \
            }();                                                      \
        }                                                             \
        }                                                             \
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION                       \
        template<typename TestType>                                   \
        static void TestFuncName()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(Name, Tags, ...)\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename T,__VA_ARGS__)
#else
    #define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE(Name, Tags, ...)\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, typename T, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(Name, Tags, Signature, ...)\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__)
#else
    #define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG(Name, Tags, Signature, ...)\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, Signature, __VA_ARGS__ ) )
#endif

    #define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_2(TestName, TestFunc, Name, Tags, TmplList)\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
        template<typename TestType> static void TestFunc();       \
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){\
        INTERNAL_CATCH_TYPE_GEN\
        template<typename... Types>                               \
        struct TestName {                                         \
            void reg_tests() {                                          \
                int index = 0;                                    \
                using expander = int[];                           \
                (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestFunc<Types> ), CATCH_INTERNAL_LINEINFO, Catch::StringRef(), Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++)... };/* NOLINT */\
            }                                                     \
        };\
        static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
                using TestInit = typename convert<TestName, TmplList>::type; \
                TestInit t;                                           \
                t.reg_tests();                                        \
                return 0;                                             \
            }();                                                      \
        }}\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION                       \
        template<typename TestType>                                   \
        static void TestFunc()

    #define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(Name, Tags, TmplList) \
        INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), Name, Tags, TmplList )


    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( TestNameClass, TestName, ClassName, Name, Tags, Signature, ... ) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){ \
            INTERNAL_CATCH_TYPE_GEN\
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            INTERNAL_CATCH_DECLARE_SIG_TEST_METHOD(TestName, ClassName, INTERNAL_CATCH_REMOVE_PARENS(Signature));\
            INTERNAL_CATCH_NTTP_REG_METHOD_GEN(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            template<typename...Types> \
            struct TestNameClass{\
                TestNameClass(){\
                    int index = 0;                                    \
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, __VA_ARGS__)};\
                    using expander = int[];\
                    (void)expander{(reg_test(Types{}, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index]), Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
                TestNameClass<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();\
                return 0;\
        }();\
        }\
        }\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        INTERNAL_CATCH_DEFINE_SIG_TEST_METHOD(TestName, INTERNAL_CATCH_REMOVE_PARENS(Signature))

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( ClassName, Name, Tags,... ) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( ClassName, Name, Tags,... ) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, typename T, __VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... ) \
        INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... ) \
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____C_L_A_S_S____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ) , ClassName, Name, Tags, Signature, __VA_ARGS__ ) )
#endif

    #define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2(TestNameClass, TestName, ClassName, Name, Tags, Signature, TmplTypes, TypesList)\
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
        template<typename TestType> \
            struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName <TestType>) { \
                void test();\
            };\
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestNameClass) {\
            INTERNAL_CATCH_TYPE_GEN                  \
            INTERNAL_CATCH_NTTP_GEN(INTERNAL_CATCH_REMOVE_PARENS(Signature))\
            template<typename...Types>\
            struct TestNameClass{\
                void reg_tests(){\
                    int index = 0;\
                    using expander = int[];\
                    constexpr char const* tmpl_types[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes))};\
                    constexpr char const* types_list[] = {CATCH_REC_LIST(INTERNAL_CATCH_STRINGIZE_WITHOUT_PARENS, INTERNAL_CATCH_REMOVE_PARENS(TypesList))};\
                    constexpr auto num_types = sizeof(types_list) / sizeof(types_list[0]);\
                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(tmpl_types[index / num_types]) + "<" + std::string(types_list[index % num_types]) + ">", Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
                using TestInit = typename create<TestNameClass, decltype(get_wrapper<INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>()), TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(INTERNAL_CATCH_REMOVE_PARENS(TypesList))>>::type;\
                TestInit t;\
                t.reg_tests();\
                return 0;\
            }(); \
        }\
        }\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        template<typename TestType> \
        void TestName<TestType>::test()

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( ClassName, Name, Tags, ... )\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, typename T, __VA_ARGS__ )
#else
    #define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( ClassName, Name, Tags, ... )\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, typename T,__VA_ARGS__ ) )
#endif

#ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... )\
        INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, Signature, __VA_ARGS__ )
#else
    #define INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( ClassName, Name, Tags, Signature, ... )\
        INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, Signature,__VA_ARGS__ ) )
#endif

    #define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD_2( TestNameClass, TestName, ClassName, Name, Tags, TmplList) \
        CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_TEMPLATE_WARNINGS \
        CATCH_INTERNAL_SUPPRESS_UNUSED_VARIABLE_WARNINGS \
        template<typename TestType> \
        struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName <TestType>) { \
            void test();\
        };\
        namespace {\
        namespace INTERNAL_CATCH_MAKE_NAMESPACE(TestName){ \
            INTERNAL_CATCH_TYPE_GEN\
            template<typename...Types>\
            struct TestNameClass{\
                void reg_tests(){\
                    int index = 0;\
                    using expander = int[];\
                    (void)expander{(Catch::AutoReg( Catch::makeTestInvoker( &TestName<Types>::test ), CATCH_INTERNAL_LINEINFO, #ClassName, Catch::NameAndTags{ Name " - " + std::string(INTERNAL_CATCH_STRINGIZE(TmplList)) + " - " + std::to_string(index), Tags } ), index++)... };/* NOLINT */ \
                }\
            };\
            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
                using TestInit = typename convert<TestNameClass, TmplList>::type;\
                TestInit t;\
                t.reg_tests();\
                return 0;\
            }(); \
        }}\
        CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
        template<typename TestType> \
        void TestName<TestType>::test()

#define INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD(ClassName, Name, Tags, TmplList) \
        INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD_2( INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____ ), INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_M_P_L_A_T_E____T_E_S_T____F_U_N_C____ ), ClassName, Name, Tags, TmplList )


#endif // CATCH_TEMPLATE_TEST_REGISTRY_HPP_INCLUDED


#if defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)

  #ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
    #define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ )
    #define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
    #define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
    #define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ )
    #define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ )
    #define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ )
    #define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
    #define CATCH_TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(__VA_ARGS__)
    #define CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ )
  #else
    #define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ ) )
    #define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ ) )
    #define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
    #define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
    #define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ ) )
    #define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ ) )
    #define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
    #define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
    #define CATCH_TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE( __VA_ARGS__ ) )
    #define CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
  #endif

#elif defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE)

  #ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__)
    #define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__)
    #define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__)
    #define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ )
  #else
    #define CATCH_TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__) )
    #define CATCH_TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__) )
    #define CATCH_TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__ ) )
    #define CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ ) )
  #endif

  // When disabled, these can be shared between proper preprocessor and MSVC preprocessor
  #define CATCH_TEMPLATE_PRODUCT_TEST_CASE( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
  #define CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
  #define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
  #define CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
  #define CATCH_TEMPLATE_LIST_TEST_CASE( ... ) CATCH_TEMPLATE_TEST_CASE(__VA_ARGS__)
  #define CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )

#elif !defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)

  #ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ )
    #define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ )
    #define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
    #define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
    #define TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ )
    #define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ )
    #define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ )
    #define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ )
    #define TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE(__VA_ARGS__)
    #define TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ )
  #else
    #define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE( __VA_ARGS__ ) )
    #define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG( __VA_ARGS__ ) )
    #define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
    #define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
    #define TEMPLATE_PRODUCT_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE( __VA_ARGS__ ) )
    #define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_SIG( __VA_ARGS__ ) )
    #define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
    #define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, __VA_ARGS__ ) )
    #define TEMPLATE_LIST_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE( __VA_ARGS__ ) )
    #define TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_LIST_TEST_CASE_METHOD( className, __VA_ARGS__ ) )
  #endif

#elif !defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE)

  #ifndef CATCH_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
    #define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__)
    #define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__)
    #define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__)
    #define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ )
  #else
    #define TEMPLATE_TEST_CASE( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_NO_REGISTRATION(__VA_ARGS__) )
    #define TEMPLATE_TEST_CASE_SIG( ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_SIG_NO_REGISTRATION(__VA_ARGS__) )
    #define TEMPLATE_TEST_CASE_METHOD( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_NO_REGISTRATION(className, __VA_ARGS__ ) )
    #define TEMPLATE_TEST_CASE_METHOD_SIG( className, ... ) INTERNAL_CATCH_EXPAND_VARGS( INTERNAL_CATCH_TEMPLATE_TEST_CASE_METHOD_SIG_NO_REGISTRATION(className, __VA_ARGS__ ) )
  #endif

  // When disabled, these can be shared between proper preprocessor and MSVC preprocessor
  #define TEMPLATE_PRODUCT_TEST_CASE( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
  #define TEMPLATE_PRODUCT_TEST_CASE_SIG( ... ) TEMPLATE_TEST_CASE( __VA_ARGS__ )
  #define TEMPLATE_PRODUCT_TEST_CASE_METHOD( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
  #define TEMPLATE_PRODUCT_TEST_CASE_METHOD_SIG( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )
  #define TEMPLATE_LIST_TEST_CASE( ... ) TEMPLATE_TEST_CASE(__VA_ARGS__)
  #define TEMPLATE_LIST_TEST_CASE_METHOD( className, ... ) TEMPLATE_TEST_CASE_METHOD( className, __VA_ARGS__ )

#endif // end of user facing macro declarations


#endif // CATCH_TEMPLATE_TEST_MACROS_HPP_INCLUDED


#ifndef CATCH_TEST_CASE_INFO_HPP_INCLUDED
#define CATCH_TEST_CASE_INFO_HPP_INCLUDED



#include <string>
#include <vector>

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif

namespace Catch {

    struct Tag {
        Tag(StringRef original_, StringRef lowerCased_):
            original(original_), lowerCased(lowerCased_)
        {}
        StringRef original, lowerCased;
    };

    struct ITestInvoker;

    enum class TestCaseProperties : uint8_t {
        None = 0,
        IsHidden = 1 << 1,
        ShouldFail = 1 << 2,
        MayFail = 1 << 3,
        Throws = 1 << 4,
        NonPortable = 1 << 5,
        Benchmark = 1 << 6
    };


    struct TestCaseInfo : Detail::NonCopyable {

        TestCaseInfo(std::string const& _className,
                     NameAndTags const& _tags,
                     SourceLineInfo const& _lineInfo);

        bool isHidden() const;
        bool throws() const;
        bool okToFail() const;
        bool expectedToFail() const;

        // Adds the tag(s) with test's filename (for the -# flag)
        void addFilenameTag();


        std::string tagsAsString() const;

        std::string name;
        std::string className;
    private:
        std::string backingTags, backingLCaseTags;
        // Internally we copy tags to the backing storage and then add
        // refs to this storage to the tags vector.
        void internalAppendTag(StringRef tagString);
    public:
        std::vector<Tag> tags;
        SourceLineInfo lineInfo;
        TestCaseProperties properties = TestCaseProperties::None;
    };

    class TestCaseHandle {
        TestCaseInfo* m_info;
        ITestInvoker* m_invoker;
    public:
        TestCaseHandle(TestCaseInfo* info, ITestInvoker* invoker) :
            m_info(info), m_invoker(invoker) {}

        void invoke() const {
            m_invoker->invoke();
        }

        TestCaseInfo const& getTestCaseInfo() const;

        bool operator== ( TestCaseHandle const& rhs ) const;
        bool operator < ( TestCaseHandle const& rhs ) const;
    };

    Detail::unique_ptr<TestCaseInfo> makeTestCaseInfo(  std::string const& className,
                            NameAndTags const& nameAndTags,
                            SourceLineInfo const& lineInfo );
}

#ifdef __clang__
#pragma clang diagnostic pop
#endif

#endif // CATCH_TEST_CASE_INFO_HPP_INCLUDED


#ifndef CATCH_TRANSLATE_EXCEPTION_HPP_INCLUDED
#define CATCH_TRANSLATE_EXCEPTION_HPP_INCLUDED



#ifndef CATCH_INTERFACES_EXCEPTION_HPP_INCLUDED
#define CATCH_INTERFACES_EXCEPTION_HPP_INCLUDED


#include <string>
#include <vector>

namespace Catch {
    using exceptionTranslateFunction = std::string(*)();

    struct IExceptionTranslator;
    using ExceptionTranslators = std::vector<Detail::unique_ptr<IExceptionTranslator const>>;

    struct IExceptionTranslator {
        virtual ~IExceptionTranslator();
        virtual std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const = 0;
    };

    struct IExceptionTranslatorRegistry {
        virtual ~IExceptionTranslatorRegistry();

        virtual std::string translateActiveException() const = 0;
    };

} // namespace Catch

#endif // CATCH_INTERFACES_EXCEPTION_HPP_INCLUDED

#include <exception>

namespace Catch {

    class ExceptionTranslatorRegistrar {
        template<typename T>
        class ExceptionTranslator : public IExceptionTranslator {
        public:

            ExceptionTranslator( std::string(*translateFunction)( T const& ) )
            : m_translateFunction( translateFunction )
            {}

            std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const override {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
                try {
                    if( it == itEnd )
                        std::rethrow_exception(std::current_exception());
                    else
                        return (*it)->translate( it+1, itEnd );
                }
                catch( T const& ex ) {
                    return m_translateFunction( ex );
                }
#else
                return "You should never get here!";
#endif
            }

        protected:
            std::string(*m_translateFunction)( T const& );
        };

    public:
        template<typename T>
        ExceptionTranslatorRegistrar( std::string(*translateFunction)( T const& ) ) {
            getMutableRegistryHub().registerTranslator
                ( new ExceptionTranslator<T>( translateFunction ) );
        }
    };

} // namespace Catch

///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TRANSLATE_EXCEPTION2( translatorName, signature ) \
    static std::string translatorName( signature ); \
    CATCH_INTERNAL_START_WARNINGS_SUPPRESSION \
    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
    namespace{ Catch::ExceptionTranslatorRegistrar INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionRegistrar )( &translatorName ); } \
    CATCH_INTERNAL_STOP_WARNINGS_SUPPRESSION \
    static std::string translatorName( signature )

#define INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION2( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )

#if defined(CATCH_CONFIG_DISABLE)
    #define INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( translatorName, signature) \
            static std::string translatorName( signature )
#endif


// This macro is always prefixed
#if !defined(CATCH_CONFIG_DISABLE)
#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature )
#else
#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )
#endif


#endif // CATCH_TRANSLATE_EXCEPTION_HPP_INCLUDED

#ifndef CATCH_VERSION_HPP_INCLUDED
#define CATCH_VERSION_HPP_INCLUDED

#include <iosfwd>

namespace Catch {

    // Versioning information
    struct Version {
        Version( Version const& ) = delete;
        Version& operator=( Version const& ) = delete;
        Version(    unsigned int _majorVersion,
                    unsigned int _minorVersion,
                    unsigned int _patchNumber,
                    char const * const _branchName,
                    unsigned int _buildNumber );

        unsigned int const majorVersion;
        unsigned int const minorVersion;
        unsigned int const patchNumber;

        // buildNumber is only used if branchName is not null
        char const * const branchName;
        unsigned int const buildNumber;

        friend std::ostream& operator << ( std::ostream& os, Version const& version );
    };

    Version const& libraryVersion();
}

#endif // CATCH_VERSION_HPP_INCLUDED


#ifndef CATCH_VERSION_MACROS_HPP_INCLUDED
#define CATCH_VERSION_MACROS_HPP_INCLUDED

#define CATCH_VERSION_MAJOR 3
#define CATCH_VERSION_MINOR 0
#define CATCH_VERSION_PATCH 0

#endif // CATCH_VERSION_MACROS_HPP_INCLUDED


/** \file
 * This is a convenience header for Catch2's Generator support. It includes
 * **all** of Catch2 headers related to generators.
 *
 * Generally the Catch2 users should use specific includes they need,
 * but this header can be used instead for ease-of-experimentation, or
 * just plain convenience, at the cost of (significantly) increased
 * compilation times.
 *
 * When a new header is added to either the `generators` folder,
 * or to the corresponding internal subfolder, it should be added here.
 */

#ifndef CATCH_GENERATORS_ALL_HPP_INCLUDED
#define CATCH_GENERATORS_ALL_HPP_INCLUDED



#ifndef CATCH_GENERATOR_EXCEPTION_HPP_INCLUDED
#define CATCH_GENERATOR_EXCEPTION_HPP_INCLUDED

#include <exception>

namespace Catch {

    // Exception type to be thrown when a Generator runs into an error,
    // e.g. it cannot initialize the first return value based on
    // runtime information
    class GeneratorException : public std::exception {
        const char* const m_msg = "";

    public:
        GeneratorException(const char* msg):
            m_msg(msg)
        {}

        const char* what() const noexcept override final;
    };

} // end namespace Catch

#endif // CATCH_GENERATOR_EXCEPTION_HPP_INCLUDED


#ifndef CATCH_GENERATORS_HPP_INCLUDED
#define CATCH_GENERATORS_HPP_INCLUDED



#ifndef CATCH_INTERFACES_GENERATORTRACKER_HPP_INCLUDED
#define CATCH_INTERFACES_GENERATORTRACKER_HPP_INCLUDED


namespace Catch {

    namespace Generators {
        class GeneratorUntypedBase {
        public:
            GeneratorUntypedBase() = default;
            // Generation of copy ops is deprecated (and Clang will complain)
            // if there is a user destructor defined
            GeneratorUntypedBase(GeneratorUntypedBase const&) = default;
            GeneratorUntypedBase& operator=(GeneratorUntypedBase const&) = default;

            virtual ~GeneratorUntypedBase(); // = default;

            // Attempts to move the generator to the next element
            //
            // Returns true iff the move succeeded (and a valid element
            // can be retrieved).
            virtual bool next() = 0;
        };
        using GeneratorBasePtr = Catch::Detail::unique_ptr<GeneratorUntypedBase>;

    } // namespace Generators

    struct IGeneratorTracker {
        virtual ~IGeneratorTracker(); // = default;
        virtual auto hasGenerator() const -> bool = 0;
        virtual auto getGenerator() const -> Generators::GeneratorBasePtr const& = 0;
        virtual void setGenerator( Generators::GeneratorBasePtr&& generator ) = 0;
    };

} // namespace Catch

#endif // CATCH_INTERFACES_GENERATORTRACKER_HPP_INCLUDED

#include <vector>
#include <tuple>
#include <utility>

namespace Catch {

namespace Generators {

namespace Detail {

    //! Throws GeneratorException with the provided message
    [[noreturn]]
    void throw_generator_exception(char const * msg);

} // end namespace detail

    template<typename T>
    struct IGenerator : GeneratorUntypedBase {
        ~IGenerator() override = default;
        IGenerator() = default;
        IGenerator(IGenerator const&) = default;
        IGenerator& operator=(IGenerator const&) = default;


        // Returns the current element of the generator
        //
        // \Precondition The generator is either freshly constructed,
        // or the last call to `next()` returned true
        virtual T const& get() const = 0;
        using type = T;
    };

    template <typename T>
    using GeneratorPtr = Catch::Detail::unique_ptr<IGenerator<T>>;

    template <typename T>
    class GeneratorWrapper final {
        GeneratorPtr<T> m_generator;
    public:
        //! Takes ownership of the passed pointer.
        GeneratorWrapper(IGenerator<T>* generator):
            m_generator(generator) {}
        GeneratorWrapper(GeneratorPtr<T> generator):
            m_generator(std::move(generator)) {}

        T const& get() const {
            return m_generator->get();
        }
        bool next() {
            return m_generator->next();
        }
    };


    template<typename T>
    class SingleValueGenerator final : public IGenerator<T> {
        T m_value;
    public:
        SingleValueGenerator(T&& value):
            m_value(std::forward<T>(value))
        {}

        T const& get() const override {
            return m_value;
        }
        bool next() override {
            return false;
        }
    };

    template<typename T>
    class FixedValuesGenerator final : public IGenerator<T> {
        static_assert(!std::is_same<T, bool>::value,
            "FixedValuesGenerator does not support bools because of std::vector<bool>"
            "specialization, use SingleValue Generator instead.");
        std::vector<T> m_values;
        size_t m_idx = 0;
    public:
        FixedValuesGenerator( std::initializer_list<T> values ) : m_values( values ) {}

        T const& get() const override {
            return m_values[m_idx];
        }
        bool next() override {
            ++m_idx;
            return m_idx < m_values.size();
        }
    };

    template <typename T>
    GeneratorWrapper<T> value(T&& value) {
        return GeneratorWrapper<T>(Catch::Detail::make_unique<SingleValueGenerator<T>>(std::forward<T>(value)));
    }
    template <typename T>
    GeneratorWrapper<T> values(std::initializer_list<T> values) {
        return GeneratorWrapper<T>(Catch::Detail::make_unique<FixedValuesGenerator<T>>(values));
    }

    template<typename T>
    class Generators : public IGenerator<T> {
        std::vector<GeneratorWrapper<T>> m_generators;
        size_t m_current = 0;

        void populate(GeneratorWrapper<T>&& generator) {
            m_generators.emplace_back(std::move(generator));
        }
        void populate(T&& val) {
            m_generators.emplace_back(value(std::forward<T>(val)));
        }
        template<typename U>
        void populate(U&& val) {
            populate(T(std::forward<U>(val)));
        }
        template<typename U, typename... Gs>
        void populate(U&& valueOrGenerator, Gs &&... moreGenerators) {
            populate(std::forward<U>(valueOrGenerator));
            populate(std::forward<Gs>(moreGenerators)...);
        }

    public:
        template <typename... Gs>
        Generators(Gs &&... moreGenerators) {
            m_generators.reserve(sizeof...(Gs));
            populate(std::forward<Gs>(moreGenerators)...);
        }

        T const& get() const override {
            return m_generators[m_current].get();
        }

        bool next() override {
            if (m_current >= m_generators.size()) {
                return false;
            }
            const bool current_status = m_generators[m_current].next();
            if (!current_status) {
                ++m_current;
            }
            return m_current < m_generators.size();
        }
    };


    template<typename... Ts>
    GeneratorWrapper<std::tuple<Ts...>> table( std::initializer_list<std::tuple<std::decay_t<Ts>...>> tuples ) {
        return values<std::tuple<Ts...>>( tuples );
    }

    // Tag type to signal that a generator sequence should convert arguments to a specific type
    template <typename T>
    struct as {};

    template<typename T, typename... Gs>
    auto makeGenerators( GeneratorWrapper<T>&& generator, Gs &&... moreGenerators ) -> Generators<T> {
        return Generators<T>(std::move(generator), std::forward<Gs>(moreGenerators)...);
    }
    template<typename T>
    auto makeGenerators( GeneratorWrapper<T>&& generator ) -> Generators<T> {
        return Generators<T>(std::move(generator));
    }
    template<typename T, typename... Gs>
    auto makeGenerators( T&& val, Gs &&... moreGenerators ) -> Generators<T> {
        return makeGenerators( value( std::forward<T>( val ) ), std::forward<Gs>( moreGenerators )... );
    }
    template<typename T, typename U, typename... Gs>
    auto makeGenerators( as<T>, U&& val, Gs &&... moreGenerators ) -> Generators<T> {
        return makeGenerators( value( T( std::forward<U>( val ) ) ), std::forward<Gs>( moreGenerators )... );
    }

    auto acquireGeneratorTracker( StringRef generatorName, SourceLineInfo const& lineInfo ) -> IGeneratorTracker&;

    template<typename L>
    // Note: The type after -> is weird, because VS2015 cannot parse
    //       the expression used in the typedef inside, when it is in
    //       return type. Yeah.
    auto generate( StringRef generatorName, SourceLineInfo const& lineInfo, L const& generatorExpression ) -> decltype(std::declval<decltype(generatorExpression())>().get()) {
        using UnderlyingType = typename decltype(generatorExpression())::type;

        IGeneratorTracker& tracker = acquireGeneratorTracker( generatorName, lineInfo );
        if (!tracker.hasGenerator()) {
            tracker.setGenerator(Catch::Detail::make_unique<Generators<UnderlyingType>>(generatorExpression()));
        }

        auto const& generator = static_cast<IGenerator<UnderlyingType> const&>( *tracker.getGenerator() );
        return generator.get();
    }

} // namespace Generators
} // namespace Catch

#define GENERATE( ... ) \
    Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
                                 CATCH_INTERNAL_LINEINFO, \
                                 [ ]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#define GENERATE_COPY( ... ) \
    Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
                                 CATCH_INTERNAL_LINEINFO, \
                                 [=]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)
#define GENERATE_REF( ... ) \
    Catch::Generators::generate( INTERNAL_CATCH_STRINGIZE(INTERNAL_CATCH_UNIQUE_NAME(generator)), \
                                 CATCH_INTERNAL_LINEINFO, \
                                 [&]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } ) //NOLINT(google-build-using-namespace)

#endif // CATCH_GENERATORS_HPP_INCLUDED


#ifndef CATCH_GENERATORS_ADAPTERS_HPP_INCLUDED
#define CATCH_GENERATORS_ADAPTERS_HPP_INCLUDED


namespace Catch {
namespace Generators {

    template <typename T>
    class TakeGenerator final : public IGenerator<T> {
        GeneratorWrapper<T> m_generator;
        size_t m_returned = 0;
        size_t m_target;
    public:
        TakeGenerator(size_t target, GeneratorWrapper<T>&& generator):
            m_generator(std::move(generator)),
            m_target(target)
        {
            assert(target != 0 && "Empty generators are not allowed");
        }
        T const& get() const override {
            return m_generator.get();
        }
        bool next() override {
            ++m_returned;
            if (m_returned >= m_target) {
                return false;
            }

            const auto success = m_generator.next();
            // If the underlying generator does not contain enough values
            // then we cut short as well
            if (!success) {
                m_returned = m_target;
            }
            return success;
        }
    };

    template <typename T>
    GeneratorWrapper<T> take(size_t target, GeneratorWrapper<T>&& generator) {
        return GeneratorWrapper<T>(Catch::Detail::make_unique<TakeGenerator<T>>(target, std::move(generator)));
    }


    template <typename T, typename Predicate>
    class FilterGenerator final : public IGenerator<T> {
        GeneratorWrapper<T> m_generator;
        Predicate m_predicate;
    public:
        template <typename P = Predicate>
        FilterGenerator(P&& pred, GeneratorWrapper<T>&& generator):
            m_generator(std::move(generator)),
            m_predicate(std::forward<P>(pred))
        {
            if (!m_predicate(m_generator.get())) {
                // It might happen that there are no values that pass the
                // filter. In that case we throw an exception.
                auto has_initial_value = next();
                if (!has_initial_value) {
                    Detail::throw_generator_exception("No valid value found in filtered generator");
                }
            }
        }

        T const& get() const override {
            return m_generator.get();
        }

        bool next() override {
            bool success = m_generator.next();
            if (!success) {
                return false;
            }
            while (!m_predicate(m_generator.get()) && (success = m_generator.next()) == true);
            return success;
        }
    };


    template <typename T, typename Predicate>
    GeneratorWrapper<T> filter(Predicate&& pred, GeneratorWrapper<T>&& generator) {
        return GeneratorWrapper<T>(Catch::Detail::make_unique<FilterGenerator<T, Predicate>>(std::forward<Predicate>(pred), std::move(generator)));
    }

    template <typename T>
    class RepeatGenerator final : public IGenerator<T> {
        static_assert(!std::is_same<T, bool>::value,
            "RepeatGenerator currently does not support bools"
            "because of std::vector<bool> specialization");
        GeneratorWrapper<T> m_generator;
        mutable std::vector<T> m_returned;
        size_t m_target_repeats;
        size_t m_current_repeat = 0;
        size_t m_repeat_index = 0;
    public:
        RepeatGenerator(size_t repeats, GeneratorWrapper<T>&& generator):
            m_generator(std::move(generator)),
            m_target_repeats(repeats)
        {
            assert(m_target_repeats > 0 && "Repeat generator must repeat at least once");
        }

        T const& get() const override {
            if (m_current_repeat == 0) {
                m_returned.push_back(m_generator.get());
                return m_returned.back();
            }
            return m_returned[m_repeat_index];
        }

        bool next() override {
            // There are 2 basic cases:
            // 1) We are still reading the generator
            // 2) We are reading our own cache

            // In the first case, we need to poke the underlying generator.
            // If it happily moves, we are left in that state, otherwise it is time to start reading from our cache
            if (m_current_repeat == 0) {
                const auto success = m_generator.next();
                if (!success) {
                    ++m_current_repeat;
                }
                return m_current_repeat < m_target_repeats;
            }

            // In the second case, we need to move indices forward and check that we haven't run up against the end
            ++m_repeat_index;
            if (m_repeat_index == m_returned.size()) {
                m_repeat_index = 0;
                ++m_current_repeat;
            }
            return m_current_repeat < m_target_repeats;
        }
    };

    template <typename T>
    GeneratorWrapper<T> repeat(size_t repeats, GeneratorWrapper<T>&& generator) {
        return GeneratorWrapper<T>(Catch::Detail::make_unique<RepeatGenerator<T>>(repeats, std::move(generator)));
    }

    template <typename T, typename U, typename Func>
    class MapGenerator final : public IGenerator<T> {
        // TBD: provide static assert for mapping function, for friendly error message
        GeneratorWrapper<U> m_generator;
        Func m_function;
        // To avoid returning dangling reference, we have to save the values
        T m_cache;
    public:
        template <typename F2 = Func>
        MapGenerator(F2&& function, GeneratorWrapper<U>&& generator) :
            m_generator(std::move(generator)),
            m_function(std::forward<F2>(function)),
            m_cache(m_function(m_generator.get()))
        {}

        T const& get() const override {
            return m_cache;
        }
        bool next() override {
            const auto success = m_generator.next();
            if (success) {
                m_cache = m_function(m_generator.get());
            }
            return success;
        }
    };

    template <typename Func, typename U, typename T = FunctionReturnType<Func, U>>
    GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator) {
        return GeneratorWrapper<T>(
            Catch::Detail::make_unique<MapGenerator<T, U, Func>>(std::forward<Func>(function), std::move(generator))
        );
    }

    template <typename T, typename U, typename Func>
    GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator) {
        return GeneratorWrapper<T>(
            Catch::Detail::make_unique<MapGenerator<T, U, Func>>(std::forward<Func>(function), std::move(generator))
        );
    }

    template <typename T>
    class ChunkGenerator final : public IGenerator<std::vector<T>> {
        std::vector<T> m_chunk;
        size_t m_chunk_size;
        GeneratorWrapper<T> m_generator;
        bool m_used_up = false;
    public:
        ChunkGenerator(size_t size, GeneratorWrapper<T> generator) :
            m_chunk_size(size), m_generator(std::move(generator))
        {
            m_chunk.reserve(m_chunk_size);
            if (m_chunk_size != 0) {
                m_chunk.push_back(m_generator.get());
                for (size_t i = 1; i < m_chunk_size; ++i) {
                    if (!m_generator.next()) {
                        Detail::throw_generator_exception("Not enough values to initialize the first chunk");
                    }
                    m_chunk.push_back(m_generator.get());
                }
            }
        }
        std::vector<T> const& get() const override {
            return m_chunk;
        }
        bool next() override {
            m_chunk.clear();
            for (size_t idx = 0; idx < m_chunk_size; ++idx) {
                if (!m_generator.next()) {
                    return false;
                }
                m_chunk.push_back(m_generator.get());
            }
            return true;
        }
    };

    template <typename T>
    GeneratorWrapper<std::vector<T>> chunk(size_t size, GeneratorWrapper<T>&& generator) {
        return GeneratorWrapper<std::vector<T>>(
            Catch::Detail::make_unique<ChunkGenerator<T>>(size, std::move(generator))
        );
    }

} // namespace Generators
} // namespace Catch


#endif // CATCH_GENERATORS_ADAPTERS_HPP_INCLUDED


#ifndef CATCH_GENERATORS_RANDOM_HPP_INCLUDED
#define CATCH_GENERATORS_RANDOM_HPP_INCLUDED



#ifndef CATCH_RANDOM_NUMBER_GENERATOR_HPP_INCLUDED
#define CATCH_RANDOM_NUMBER_GENERATOR_HPP_INCLUDED

#include <cstdint>

namespace Catch {

    // This is a simple implementation of C++11 Uniform Random Number
    // Generator. It does not provide all operators, because Catch2
    // does not use it, but it should behave as expected inside stdlib's
    // distributions.
    // The implementation is based on the PCG family (http://pcg-random.org)
    class SimplePcg32 {
        using state_type = std::uint64_t;
    public:
        using result_type = std::uint32_t;
        static constexpr result_type (min)() {
            return 0;
        }
        static constexpr result_type (max)() {
            return static_cast<result_type>(-1);
        }

        // Provide some default initial state for the default constructor
        SimplePcg32():SimplePcg32(0xed743cc4U) {}

        explicit SimplePcg32(result_type seed_);

        void seed(result_type seed_);
        void discard(uint64_t skip);

        result_type operator()();

    private:
        friend bool operator==(SimplePcg32 const& lhs, SimplePcg32 const& rhs);
        friend bool operator!=(SimplePcg32 const& lhs, SimplePcg32 const& rhs);

        // In theory we also need operator<< and operator>>
        // In practice we do not use them, so we will skip them for now


        std::uint64_t m_state;
        // This part of the state determines which "stream" of the numbers
        // is chosen -- we take it as a constant for Catch2, so we only
        // need to deal with seeding the main state.
        // Picked by reading 8 bytes from `/dev/random` :-)
        static const std::uint64_t s_inc = (0x13ed0cc53f939476ULL << 1ULL) | 1ULL;
    };

} // end namespace Catch

#endif // CATCH_RANDOM_NUMBER_GENERATOR_HPP_INCLUDED

#include <random>

namespace Catch {
namespace Generators {

template <typename Float>
class RandomFloatingGenerator final : public IGenerator<Float> {
    Catch::SimplePcg32& m_rng;
    std::uniform_real_distribution<Float> m_dist;
    Float m_current_number;
public:

    RandomFloatingGenerator(Float a, Float b):
        m_rng(rng()),
        m_dist(a, b) {
        static_cast<void>(next());
    }

    Float const& get() const override {
        return m_current_number;
    }
    bool next() override {
        m_current_number = m_dist(m_rng);
        return true;
    }
};

template <typename Integer>
class RandomIntegerGenerator final : public IGenerator<Integer> {
    Catch::SimplePcg32& m_rng;
    std::uniform_int_distribution<Integer> m_dist;
    Integer m_current_number;
public:

    RandomIntegerGenerator(Integer a, Integer b):
        m_rng(rng()),
        m_dist(a, b) {
        static_cast<void>(next());
    }

    Integer const& get() const override {
        return m_current_number;
    }
    bool next() override {
        m_current_number = m_dist(m_rng);
        return true;
    }
};

// TODO: Ideally this would be also constrained against the various char types,
//       but I don't expect users to run into that in practice.
template <typename T>
std::enable_if_t<std::is_integral<T>::value && !std::is_same<T, bool>::value,
GeneratorWrapper<T>>
random(T a, T b) {
    return GeneratorWrapper<T>(
        Catch::Detail::make_unique<RandomIntegerGenerator<T>>(a, b)
    );
}

template <typename T>
std::enable_if_t<std::is_floating_point<T>::value,
GeneratorWrapper<T>>
random(T a, T b) {
    return GeneratorWrapper<T>(
        Catch::Detail::make_unique<RandomFloatingGenerator<T>>(a, b)
    );
}


} // namespace Generators
} // namespace Catch


#endif // CATCH_GENERATORS_RANDOM_HPP_INCLUDED


#ifndef CATCH_GENERATORS_RANGE_HPP_INCLUDED
#define CATCH_GENERATORS_RANGE_HPP_INCLUDED


#include <iterator>
#include <type_traits>

namespace Catch {
namespace Generators {


template <typename T>
class RangeGenerator final : public IGenerator<T> {
    T m_current;
    T m_end;
    T m_step;
    bool m_positive;

public:
    RangeGenerator(T const& start, T const& end, T const& step):
        m_current(start),
        m_end(end),
        m_step(step),
        m_positive(m_step > T(0))
    {
        assert(m_current != m_end && "Range start and end cannot be equal");
        assert(m_step != T(0) && "Step size cannot be zero");
        assert(((m_positive && m_current <= m_end) || (!m_positive && m_current >= m_end)) && "Step moves away from end");
    }

    RangeGenerator(T const& start, T const& end):
        RangeGenerator(start, end, (start < end) ? T(1) : T(-1))
    {}

    T const& get() const override {
        return m_current;
    }

    bool next() override {
        m_current += m_step;
        return (m_positive) ? (m_current < m_end) : (m_current > m_end);
    }
};

template <typename T>
GeneratorWrapper<T> range(T const& start, T const& end, T const& step) {
    static_assert(std::is_arithmetic<T>::value && !std::is_same<T, bool>::value, "Type must be numeric");
    return GeneratorWrapper<T>(Catch::Detail::make_unique<RangeGenerator<T>>(start, end, step));
}

template <typename T>
GeneratorWrapper<T> range(T const& start, T const& end) {
    static_assert(std::is_integral<T>::value && !std::is_same<T, bool>::value, "Type must be an integer");
    return GeneratorWrapper<T>(Catch::Detail::make_unique<RangeGenerator<T>>(start, end));
}


template <typename T>
class IteratorGenerator final : public IGenerator<T> {
    static_assert(!std::is_same<T, bool>::value,
        "IteratorGenerator currently does not support bools"
        "because of std::vector<bool> specialization");

    std::vector<T> m_elems;
    size_t m_current = 0;
public:
    template <typename InputIterator, typename InputSentinel>
    IteratorGenerator(InputIterator first, InputSentinel last):m_elems(first, last) {
        if (m_elems.empty()) {
            Detail::throw_generator_exception("IteratorGenerator received no valid values");
        }
    }

    T const& get() const override {
        return m_elems[m_current];
    }

    bool next() override {
        ++m_current;
        return m_current != m_elems.size();
    }
};

template <typename InputIterator,
          typename InputSentinel,
          typename ResultType = typename std::iterator_traits<InputIterator>::value_type>
GeneratorWrapper<ResultType> from_range(InputIterator from, InputSentinel to) {
    return GeneratorWrapper<ResultType>(Catch::Detail::make_unique<IteratorGenerator<ResultType>>(from, to));
}

template <typename Container,
          typename ResultType = typename Container::value_type>
GeneratorWrapper<ResultType> from_range(Container const& cnt) {
    return GeneratorWrapper<ResultType>(Catch::Detail::make_unique<IteratorGenerator<ResultType>>(cnt.begin(), cnt.end()));
}


} // namespace Generators
} // namespace Catch


#endif // CATCH_GENERATORS_RANGE_HPP_INCLUDED

#endif // CATCH_GENERATORS_ALL_HPP_INCLUDED


/** \file
 * This is a convenience header for Catch2's interfaces. It includes
 * **all** of Catch2 headers related to interfaces.
 *
 * Generally the Catch2 users should use specific includes they need,
 * but this header can be used instead for ease-of-experimentation, or
 * just plain convenience, at the cost of somewhat increased compilation
 * times.
 *
 * When a new header is added to either the `interfaces` folder, or to
 * the corresponding internal subfolder, it should be added here.
 */


#ifndef CATCH_INTERFACES_ALL_HPP_INCLUDED
#define CATCH_INTERFACES_ALL_HPP_INCLUDED



#ifndef CATCH_INTERFACES_REPORTER_REGISTRY_HPP_INCLUDED
#define CATCH_INTERFACES_REPORTER_REGISTRY_HPP_INCLUDED


#include <string>
#include <vector>
#include <map>

namespace Catch {

    struct IConfig;

    struct IStreamingReporter;
    using IStreamingReporterPtr = Detail::unique_ptr<IStreamingReporter>;
    struct IReporterFactory;
    using IReporterFactoryPtr = Detail::unique_ptr<IReporterFactory>;

    struct IReporterRegistry {
        using FactoryMap = std::map<std::string, IReporterFactoryPtr>;
        using Listeners = std::vector<IReporterFactoryPtr>;

        virtual ~IReporterRegistry();
        virtual IStreamingReporterPtr create( std::string const& name, IConfig const* config ) const = 0;
        virtual FactoryMap const& getFactories() const = 0;
        virtual Listeners const& getListeners() const = 0;
    };

} // end namespace Catch

#endif // CATCH_INTERFACES_REPORTER_REGISTRY_HPP_INCLUDED


#ifndef CATCH_INTERFACES_RUNNER_HPP_INCLUDED
#define CATCH_INTERFACES_RUNNER_HPP_INCLUDED

namespace Catch {

    struct IRunner {
        virtual ~IRunner();
        virtual bool aborting() const = 0;
    };
}

#endif // CATCH_INTERFACES_RUNNER_HPP_INCLUDED


#ifndef CATCH_INTERFACES_TAG_ALIAS_REGISTRY_HPP_INCLUDED
#define CATCH_INTERFACES_TAG_ALIAS_REGISTRY_HPP_INCLUDED

#include <string>

namespace Catch {

    struct TagAlias;

    struct ITagAliasRegistry {
        virtual ~ITagAliasRegistry();
        // Nullptr if not present
        virtual TagAlias const* find( std::string const& alias ) const = 0;
        virtual std::string expandAliases( std::string const& unexpandedTestSpec ) const = 0;

        static ITagAliasRegistry const& get();
    };

} // end namespace Catch

#endif // CATCH_INTERFACES_TAG_ALIAS_REGISTRY_HPP_INCLUDED

#endif // CATCH_INTERFACES_ALL_HPP_INCLUDED



/** \file
 * Wrapper for UNCAUGHT_EXCEPTIONS configuration option
 *
 * For some functionality, Catch2 requires to know whether there is
 * an active exception. Because `std::uncaught_exception` is deprecated
 * in C++17, we want to use `std::uncaught_exceptions` if possible.
 */

#ifndef CATCH_CONFIG_UNCAUGHT_EXCEPTIONS_HPP
#define CATCH_CONFIG_UNCAUGHT_EXCEPTIONS_HPP

#if defined(_MSC_VER)
#  if _MSC_VER >= 1900 // Visual Studio 2015 or newer
#    define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#  endif
#endif


#include <exception>

#if defined(__cpp_lib_uncaught_exceptions) \
    && !defined(CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)

#  define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif // __cpp_lib_uncaught_exceptions


#if defined(CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS) \
    && !defined(CATCH_CONFIG_NO_CPP17_UNCAUGHT_EXCEPTIONS) \
    && !defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)

#  define CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
#endif


#endif // CATCH_CONFIG_UNCAUGHT_EXCEPTIONS_HPP


#ifndef CATCH_CONSOLE_COLOUR_HPP_INCLUDED
#define CATCH_CONSOLE_COLOUR_HPP_INCLUDED


namespace Catch {

    struct Colour {
        enum Code {
            None = 0,

            White,
            Red,
            Green,
            Blue,
            Cyan,
            Yellow,
            Grey,

            Bright = 0x10,

            BrightRed = Bright | Red,
            BrightGreen = Bright | Green,
            LightGrey = Bright | Grey,
            BrightWhite = Bright | White,
            BrightYellow = Bright | Yellow,

            // By intention
            FileName = LightGrey,
            Warning = BrightYellow,
            ResultError = BrightRed,
            ResultSuccess = BrightGreen,
            ResultExpectedFailure = Warning,

            Error = BrightRed,
            Success = Green,

            OriginalExpression = Cyan,
            ReconstructedExpression = BrightYellow,

            SecondaryText = LightGrey,
            Headers = White
        };

        // Use constructed object for RAII guard
        Colour( Code _colourCode );
        Colour( Colour&& other ) noexcept;
        Colour& operator=( Colour&& other ) noexcept;
        ~Colour();

        // Use static method for one-shot changes
        static void use( Code _colourCode );

    private:
        bool m_moved = false;

        friend std::ostream& operator << (std::ostream& os, Colour const&);
    };


} // end namespace Catch

#endif // CATCH_CONSOLE_COLOUR_HPP_INCLUDED


#ifndef CATCH_CONSOLE_WIDTH_HPP_INCLUDED
#define CATCH_CONSOLE_WIDTH_HPP_INCLUDED

#ifndef CATCH_CONFIG_CONSOLE_WIDTH
#define CATCH_CONFIG_CONSOLE_WIDTH 80
#endif

#endif // CATCH_CONSOLE_WIDTH_HPP_INCLUDED

#ifndef CATCH_CONTAINER_NONMEMBERS_HPP_INCLUDED
#define CATCH_CONTAINER_NONMEMBERS_HPP_INCLUDED



// We want a simple polyfill over `std::empty`, `std::size` and so on
// for C++14 or C++ libraries with incomplete support.
// We also have to handle that MSVC std lib will happily provide these
// under older standards.
#if defined(CATCH_CPP17_OR_GREATER) || defined(_MSC_VER)

// We are already using this header either way, so there shouldn't
// be much additional overhead in including it to get the feature
// test macros
#include <string>

#  if !defined(__cpp_lib_nonmember_container_access)
#      define CATCH_CONFIG_POLYFILL_NONMEMBER_CONTAINER_ACCESS
#  endif

#else
#define CATCH_CONFIG_POLYFILL_NONMEMBER_CONTAINER_ACCESS
#endif



namespace Catch {
namespace Detail {

#if defined(CATCH_CONFIG_POLYFILL_NONMEMBER_CONTAINER_ACCESS)
    template <typename Container>
    constexpr auto empty(Container const& cont) -> decltype(cont.empty()) {
        return cont.empty();
    }
    template <typename T, std::size_t N>
    constexpr bool empty(const T (&)[N]) noexcept {
        // GCC < 7 does not support the const T(&)[] parameter syntax
        // so we have to ignore the length explicitly
        (void)N;
        return false;
    }
    template <typename T>
    constexpr bool empty(std::initializer_list<T> list) noexcept {
        return list.size() > 0;
    }


    template <typename Container>
    constexpr auto size(Container const& cont) -> decltype(cont.size()) {
        return cont.size();
    }
    template <typename T, std::size_t N>
    constexpr std::size_t size(const T(&)[N]) noexcept {
        return N;
    }
#endif // CATCH_CONFIG_POLYFILL_NONMEMBER_CONTAINER_ACCESS

} // end namespace Detail
} // end namespace Catch



#endif // CATCH_CONTAINER_NONMEMBERS_HPP_INCLUDED


#ifndef CATCH_DEBUG_CONSOLE_HPP_INCLUDED
#define CATCH_DEBUG_CONSOLE_HPP_INCLUDED

#include <string>

namespace Catch {
    void writeToDebugConsole( std::string const& text );
}

#endif // CATCH_DEBUG_CONSOLE_HPP_INCLUDED


#ifndef CATCH_DEBUGGER_HPP_INCLUDED
#define CATCH_DEBUGGER_HPP_INCLUDED


namespace Catch {
    bool isDebuggerActive();
}

#ifdef CATCH_PLATFORM_MAC

    #if defined(__i386__) || defined(__x86_64__)
        #define CATCH_TRAP() __asm__("int $3\n" : : ) /* NOLINT */
    #elif defined(__aarch64__)
        #define CATCH_TRAP()  __asm__(".inst 0xd4200000")
    #endif

#elif defined(CATCH_PLATFORM_IPHONE)

    // use inline assembler
    #if defined(__i386__) || defined(__x86_64__)
        #define CATCH_TRAP()  __asm__("int $3")
    #elif defined(__aarch64__)
        #define CATCH_TRAP()  __asm__(".inst 0xd4200000")
    #elif defined(__arm__) && !defined(__thumb__)
        #define CATCH_TRAP()  __asm__(".inst 0xe7f001f0")
    #elif defined(__arm__) &&  defined(__thumb__)
        #define CATCH_TRAP()  __asm__(".inst 0xde01")
    #endif

#elif defined(CATCH_PLATFORM_LINUX)
    // If we can use inline assembler, do it because this allows us to break
    // directly at the location of the failing check instead of breaking inside
    // raise() called from it, i.e. one stack frame below.
    #if defined(__GNUC__) && (defined(__i386) || defined(__x86_64))
        #define CATCH_TRAP() asm volatile ("int $3") /* NOLINT */
    #else // Fall back to the generic way.
        #include <signal.h>

        #define CATCH_TRAP() raise(SIGTRAP)
    #endif
#elif defined(_MSC_VER)
    #define CATCH_TRAP() __debugbreak()
#elif defined(__MINGW32__)
    extern "C" __declspec(dllimport) void __stdcall DebugBreak();
    #define CATCH_TRAP() DebugBreak()
#endif

#ifndef CATCH_BREAK_INTO_DEBUGGER
    #ifdef CATCH_TRAP
        #define CATCH_BREAK_INTO_DEBUGGER() []{ if( Catch::isDebuggerActive() ) { CATCH_TRAP(); } }()
    #else
        #define CATCH_BREAK_INTO_DEBUGGER() []{}()
    #endif
#endif

#endif // CATCH_DEBUGGER_HPP_INCLUDED


#ifndef CATCH_ENUM_VALUES_REGISTRY_HPP_INCLUDED
#define CATCH_ENUM_VALUES_REGISTRY_HPP_INCLUDED


#include <vector>

namespace Catch {

    namespace Detail {

        Catch::Detail::unique_ptr<EnumInfo> makeEnumInfo( StringRef enumName, StringRef allValueNames, std::vector<int> const& values );

        class EnumValuesRegistry : public IMutableEnumValuesRegistry {

            std::vector<Catch::Detail::unique_ptr<EnumInfo>> m_enumInfos;

            EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::vector<int> const& values) override;
        };

        std::vector<StringRef> parseEnums( StringRef enums );

    } // Detail

} // Catch

#endif // CATCH_ENUM_VALUES_REGISTRY_HPP_INCLUDED


#ifndef CATCH_ERRNO_GUARD_HPP_INCLUDED
#define CATCH_ERRNO_GUARD_HPP_INCLUDED

namespace Catch {

    //! Simple RAII class that stores the value of `errno`
    //! at construction and restores it at destruction.
    class ErrnoGuard {
    public:
        // Keep these outlined to avoid dragging in macros from <cerrno>

        ErrnoGuard();
        ~ErrnoGuard();
    private:
        int m_oldErrno;
    };

}

#endif // CATCH_ERRNO_GUARD_HPP_INCLUDED


#ifndef CATCH_EXCEPTION_TRANSLATOR_REGISTRY_HPP_INCLUDED
#define CATCH_EXCEPTION_TRANSLATOR_REGISTRY_HPP_INCLUDED

#include <vector>
#include <string>

namespace Catch {

    class ExceptionTranslatorRegistry : public IExceptionTranslatorRegistry {
    public:
        ~ExceptionTranslatorRegistry();
        virtual void registerTranslator( const IExceptionTranslator* translator );
        std::string translateActiveException() const override;
        std::string tryTranslators() const;

    private:
        ExceptionTranslators m_translators;
    };
}

#endif // CATCH_EXCEPTION_TRANSLATOR_REGISTRY_HPP_INCLUDED


#ifndef CATCH_FATAL_CONDITION_HANDLER_HPP_INCLUDED
#define CATCH_FATAL_CONDITION_HANDLER_HPP_INCLUDED



#ifndef CATCH_WINDOWS_H_PROXY_HPP_INCLUDED
#define CATCH_WINDOWS_H_PROXY_HPP_INCLUDED


#if defined(CATCH_PLATFORM_WINDOWS)

#if !defined(NOMINMAX) && !defined(CATCH_CONFIG_NO_NOMINMAX)
#  define CATCH_DEFINED_NOMINMAX
#  define NOMINMAX
#endif
#if !defined(WIN32_LEAN_AND_MEAN) && !defined(CATCH_CONFIG_NO_WIN32_LEAN_AND_MEAN)
#  define CATCH_DEFINED_WIN32_LEAN_AND_MEAN
#  define WIN32_LEAN_AND_MEAN
#endif

#ifdef __AFXDLL
#include <AfxWin.h>
#else
#include <windows.h>
#endif

#ifdef CATCH_DEFINED_NOMINMAX
#  undef NOMINMAX
#endif
#ifdef CATCH_DEFINED_WIN32_LEAN_AND_MEAN
#  undef WIN32_LEAN_AND_MEAN
#endif

#endif // defined(CATCH_PLATFORM_WINDOWS)

#endif // CATCH_WINDOWS_H_PROXY_HPP_INCLUDED


#if defined( CATCH_CONFIG_WINDOWS_SEH )

namespace Catch {

    struct FatalConditionHandler {

        static LONG CALLBACK handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo);
        FatalConditionHandler();
        static void reset();
        ~FatalConditionHandler() { reset(); }

    private:
        static bool isSet;
        static ULONG guaranteeSize;
        static PVOID exceptionHandlerHandle;
    };

} // namespace Catch

#elif defined ( CATCH_CONFIG_POSIX_SIGNALS )

#include <signal.h>

namespace Catch {

    struct FatalConditionHandler {

        static bool isSet;
        static struct sigaction oldSigActions[];
        static stack_t oldSigStack;
        static char altStackMem[];

        static void handleSignal( int sig );

        FatalConditionHandler();
        ~FatalConditionHandler() { reset(); }
        static void reset();
    };

} // namespace Catch


#else

namespace Catch {
    struct FatalConditionHandler {};
}

#endif

#endif // CATCH_FATAL_CONDITION_HANDLER_HPP_INCLUDED


#ifndef CATCH_LEAK_DETECTOR_HPP_INCLUDED
#define CATCH_LEAK_DETECTOR_HPP_INCLUDED

namespace Catch {

    struct LeakDetector {
        LeakDetector();
        ~LeakDetector();
    };

}
#endif // CATCH_LEAK_DETECTOR_HPP_INCLUDED


#ifndef CATCH_LIST_HPP_INCLUDED
#define CATCH_LIST_HPP_INCLUDED


#include <set>
#include <string>


namespace Catch {

    struct IStreamingReporter;
    class Config;


    struct ReporterDescription {
        std::string name, description;
    };

    struct TagInfo {
        void add(StringRef spelling);
        std::string all() const;

        std::set<StringRef> spellings;
        std::size_t count = 0;
    };

    bool list( IStreamingReporter& reporter, Config const& config );

} // end namespace Catch

#endif // CATCH_LIST_HPP_INCLUDED


#ifndef CATCH_OPTION_HPP_INCLUDED
#define CATCH_OPTION_HPP_INCLUDED

namespace Catch {

    // An optional type
    template<typename T>
    class Option {
    public:
        Option() : nullableValue( nullptr ) {}
        Option( T const& _value )
        : nullableValue( new( storage ) T( _value ) )
        {}
        Option( Option const& _other )
        : nullableValue( _other ? new( storage ) T( *_other ) : nullptr )
        {}

        ~Option() {
            reset();
        }

        Option& operator= ( Option const& _other ) {
            if( &_other != this ) {
                reset();
                if( _other )
                    nullableValue = new( storage ) T( *_other );
            }
            return *this;
        }
        Option& operator = ( T const& _value ) {
            reset();
            nullableValue = new( storage ) T( _value );
            return *this;
        }

        void reset() {
            if( nullableValue )
                nullableValue->~T();
            nullableValue = nullptr;
        }

        T& operator*() { return *nullableValue; }
        T const& operator*() const { return *nullableValue; }
        T* operator->() { return nullableValue; }
        const T* operator->() const { return nullableValue; }

        T valueOr( T const& defaultValue ) const {
            return nullableValue ? *nullableValue : defaultValue;
        }

        bool some() const { return nullableValue != nullptr; }
        bool none() const { return nullableValue == nullptr; }

        bool operator !() const { return nullableValue == nullptr; }
        explicit operator bool() const {
            return some();
        }

    private:
        T *nullableValue;
        alignas(alignof(T)) char storage[sizeof(T)];
    };

} // end namespace Catch

#endif // CATCH_OPTION_HPP_INCLUDED


#ifndef CATCH_OUTPUT_REDIRECT_HPP_INCLUDED
#define CATCH_OUTPUT_REDIRECT_HPP_INCLUDED


#include <cstdio>
#include <iosfwd>
#include <string>

namespace Catch {

    class RedirectedStream {
        std::ostream& m_originalStream;
        std::ostream& m_redirectionStream;
        std::streambuf* m_prevBuf;

    public:
        RedirectedStream( std::ostream& originalStream, std::ostream& redirectionStream );
        ~RedirectedStream();
    };

    class RedirectedStdOut {
        ReusableStringStream m_rss;
        RedirectedStream m_cout;
    public:
        RedirectedStdOut();
        auto str() const -> std::string;
    };

    // StdErr has two constituent streams in C++, std::cerr and std::clog
    // This means that we need to redirect 2 streams into 1 to keep proper
    // order of writes
    class RedirectedStdErr {
        ReusableStringStream m_rss;
        RedirectedStream m_cerr;
        RedirectedStream m_clog;
    public:
        RedirectedStdErr();
        auto str() const -> std::string;
    };

    class RedirectedStreams {
    public:
        RedirectedStreams(RedirectedStreams const&) = delete;
        RedirectedStreams& operator=(RedirectedStreams const&) = delete;
        RedirectedStreams(RedirectedStreams&&) = delete;
        RedirectedStreams& operator=(RedirectedStreams&&) = delete;

        RedirectedStreams(std::string& redirectedCout, std::string& redirectedCerr);
        ~RedirectedStreams();
    private:
        std::string& m_redirectedCout;
        std::string& m_redirectedCerr;
        RedirectedStdOut m_redirectedStdOut;
        RedirectedStdErr m_redirectedStdErr;
    };

#if defined(CATCH_CONFIG_NEW_CAPTURE)

    // Windows's implementation of std::tmpfile is terrible (it tries
    // to create a file inside system folder, thus requiring elevated
    // privileges for the binary), so we have to use tmpnam(_s) and
    // create the file ourselves there.
    class TempFile {
    public:
        TempFile(TempFile const&) = delete;
        TempFile& operator=(TempFile const&) = delete;
        TempFile(TempFile&&) = delete;
        TempFile& operator=(TempFile&&) = delete;

        TempFile();
        ~TempFile();

        std::FILE* getFile();
        std::string getContents();

    private:
        std::FILE* m_file = nullptr;
    #if defined(_MSC_VER)
        char m_buffer[L_tmpnam] = { 0 };
    #endif
    };


    class OutputRedirect {
    public:
        OutputRedirect(OutputRedirect const&) = delete;
        OutputRedirect& operator=(OutputRedirect const&) = delete;
        OutputRedirect(OutputRedirect&&) = delete;
        OutputRedirect& operator=(OutputRedirect&&) = delete;


        OutputRedirect(std::string& stdout_dest, std::string& stderr_dest);
        ~OutputRedirect();

    private:
        int m_originalStdout = -1;
        int m_originalStderr = -1;
        TempFile m_stdoutFile;
        TempFile m_stderrFile;
        std::string& m_stdoutDest;
        std::string& m_stderrDest;
    };

#endif

} // end namespace Catch

#endif // CATCH_OUTPUT_REDIRECT_HPP_INCLUDED


#ifndef CATCH_POLYFILLS_HPP_INCLUDED
#define CATCH_POLYFILLS_HPP_INCLUDED

namespace Catch {
    bool isnan(float f);
    bool isnan(double d);
}

#endif // CATCH_POLYFILLS_HPP_INCLUDED


#ifndef CATCH_REPORTER_REGISTRY_HPP_INCLUDED
#define CATCH_REPORTER_REGISTRY_HPP_INCLUDED


#include <map>

namespace Catch {

    class ReporterRegistry : public IReporterRegistry {
    public:

        ReporterRegistry();
        ~ReporterRegistry() override; // = default, out of line to allow fwd decl

        IStreamingReporterPtr create( std::string const& name, IConfig const* config ) const override;

        void registerReporter( std::string const& name, IReporterFactoryPtr factory );
        void registerListener( IReporterFactoryPtr factory );

        FactoryMap const& getFactories() const override;
        Listeners const& getListeners() const override;

    private:
        FactoryMap m_factories;
        Listeners m_listeners;
    };
}

#endif // CATCH_REPORTER_REGISTRY_HPP_INCLUDED


#ifndef CATCH_RUN_CONTEXT_HPP_INCLUDED
#define CATCH_RUN_CONTEXT_HPP_INCLUDED



#ifndef CATCH_TEST_CASE_TRACKER_HPP_INCLUDED
#define CATCH_TEST_CASE_TRACKER_HPP_INCLUDED


#include <string>
#include <vector>
#include <memory>

namespace Catch {
namespace TestCaseTracking {

    struct NameAndLocation {
        std::string name;
        SourceLineInfo location;

        NameAndLocation( std::string const& _name, SourceLineInfo const& _location );
        friend bool operator==(NameAndLocation const& lhs, NameAndLocation const& rhs) {
            return lhs.name == rhs.name
                && lhs.location == rhs.location;
        }
    };

    class ITracker;

    using ITrackerPtr = std::shared_ptr<ITracker>;

    class  ITracker {
        NameAndLocation m_nameAndLocation;

        using Children = std::vector<ITrackerPtr>;

    protected:
        Children m_children;

    public:
        ITracker(NameAndLocation const& nameAndLoc) :
            m_nameAndLocation(nameAndLoc)
        {}


        // static queries
        NameAndLocation const& nameAndLocation() const {
            return m_nameAndLocation;
        }

        virtual ~ITracker();


        // dynamic queries
        virtual bool isComplete() const = 0; // Successfully completed or failed
        virtual bool isSuccessfullyCompleted() const = 0;
        virtual bool isOpen() const = 0; // Started but not complete
        virtual bool hasStarted() const = 0;

        virtual ITracker& parent() = 0;

        // actions
        virtual void close() = 0; // Successfully complete
        virtual void fail() = 0;
        virtual void markAsNeedingAnotherRun() = 0;

        //! Register a nested ITracker
        void addChild( ITrackerPtr const& child );
        /**
         * Returns ptr to specific child if register with this tracker.
         *
         * Returns nullptr if not found.
         */
        ITrackerPtr findChild( NameAndLocation const& nameAndLocation );
        //! Have any children been added?
        bool hasChildren() const {
            return !m_children.empty();
        }


        virtual void openChild() = 0;

        // Debug/ checking
        virtual bool isSectionTracker() const = 0;
        virtual bool isGeneratorTracker() const = 0;
    };

    class TrackerContext {

        enum RunState {
            NotStarted,
            Executing,
            CompletedCycle
        };

        ITrackerPtr m_rootTracker;
        ITracker* m_currentTracker = nullptr;
        RunState m_runState = NotStarted;

    public:

        ITracker& startRun();
        void endRun();

        void startCycle();
        void completeCycle();

        bool completedCycle() const;
        ITracker& currentTracker();
        void setCurrentTracker( ITracker* tracker );
    };

    class TrackerBase : public ITracker {
    protected:
        enum CycleState {
            NotStarted,
            Executing,
            ExecutingChildren,
            NeedsAnotherRun,
            CompletedSuccessfully,
            Failed
        };

        TrackerContext& m_ctx;
        ITracker* m_parent;
        CycleState m_runState = NotStarted;

    public:
        TrackerBase( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent );

        bool isComplete() const override;
        bool isSuccessfullyCompleted() const override;
        bool isOpen() const override;
        bool hasStarted() const override {
            return m_runState != NotStarted;
        }

        ITracker& parent() override;

        void openChild() override;

        bool isSectionTracker() const override;
        bool isGeneratorTracker() const override;

        void open();

        void close() override;
        void fail() override;
        void markAsNeedingAnotherRun() override;

    private:
        void moveToParent();
        void moveToThis();
    };

    class SectionTracker : public TrackerBase {
        std::vector<std::string> m_filters;
        std::string m_trimmed_name;
    public:
        SectionTracker( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent );

        bool isSectionTracker() const override;

        bool isComplete() const override;

        static SectionTracker& acquire( TrackerContext& ctx, NameAndLocation const& nameAndLocation );

        void tryOpen();

        void addInitialFilters( std::vector<std::string> const& filters );
        void addNextFilters( std::vector<std::string> const& filters );
    };

} // namespace TestCaseTracking

using TestCaseTracking::ITracker;
using TestCaseTracking::TrackerContext;
using TestCaseTracking::SectionTracker;

} // namespace Catch

#endif // CATCH_TEST_CASE_TRACKER_HPP_INCLUDED

#include <string>

namespace Catch {

    struct IMutableContext;
    struct IGeneratorTracker;
    struct IConfig;

    ///////////////////////////////////////////////////////////////////////////

    class RunContext : public IResultCapture, public IRunner {

    public:
        RunContext( RunContext const& ) = delete;
        RunContext& operator =( RunContext const& ) = delete;

        explicit RunContext( IConfig const* _config, IStreamingReporterPtr&& reporter );

        ~RunContext() override;

        void testGroupStarting( std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount );
        void testGroupEnded( std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount );

        Totals runTest(TestCaseHandle const& testCase);

    public: // IResultCapture

        // Assertion handlers
        void handleExpr
                (   AssertionInfo const& info,
                    ITransientExpression const& expr,
                    AssertionReaction& reaction ) override;
        void handleMessage
                (   AssertionInfo const& info,
                    ResultWas::OfType resultType,
                    StringRef const& message,
                    AssertionReaction& reaction ) override;
        void handleUnexpectedExceptionNotThrown
                (   AssertionInfo const& info,
                    AssertionReaction& reaction ) override;
        void handleUnexpectedInflightException
                (   AssertionInfo const& info,
                    std::string const& message,
                    AssertionReaction& reaction ) override;
        void handleIncomplete
                (   AssertionInfo const& info ) override;
        void handleNonExpr
                (   AssertionInfo const &info,
                    ResultWas::OfType resultType,
                    AssertionReaction &reaction ) override;

        bool sectionStarted( SectionInfo const& sectionInfo, Counts& assertions ) override;

        void sectionEnded( SectionEndInfo const& endInfo ) override;
        void sectionEndedEarly( SectionEndInfo const& endInfo ) override;

        auto acquireGeneratorTracker( StringRef generatorName, SourceLineInfo const& lineInfo ) -> IGeneratorTracker& override;

        void benchmarkPreparing( std::string const& name ) override;
        void benchmarkStarting( BenchmarkInfo const& info ) override;
        void benchmarkEnded( BenchmarkStats<> const& stats ) override;
        void benchmarkFailed( std::string const& error ) override;

        void pushScopedMessage( MessageInfo const& message ) override;
        void popScopedMessage( MessageInfo const& message ) override;

        void emplaceUnscopedMessage( MessageBuilder const& builder ) override;

        std::string getCurrentTestName() const override;

        const AssertionResult* getLastResult() const override;

        void exceptionEarlyReported() override;

        void handleFatalErrorCondition( StringRef message ) override;

        bool lastAssertionPassed() override;

        void assertionPassed() override;

    public:
        // !TBD We need to do this another way!
        bool aborting() const override;

    private:

        void runCurrentTest( std::string& redirectedCout, std::string& redirectedCerr );
        void invokeActiveTestCase();

        void resetAssertionInfo();
        bool testForMissingAssertions( Counts& assertions );

        void assertionEnded( AssertionResult const& result );
        void reportExpr
                (   AssertionInfo const &info,
                    ResultWas::OfType resultType,
                    ITransientExpression const *expr,
                    bool negated );

        void populateReaction( AssertionReaction& reaction );

    private:

        void handleUnfinishedSections();

        TestRunInfo m_runInfo;
        IMutableContext& m_context;
        TestCaseHandle const* m_activeTestCase = nullptr;
        ITracker* m_testCaseTracker = nullptr;
        Option<AssertionResult> m_lastResult;

        IConfig const* m_config;
        Totals m_totals;
        IStreamingReporterPtr m_reporter;
        std::vector<MessageInfo> m_messages;
        std::vector<ScopedMessage> m_messageScopes; /* Keeps owners of so-called unscoped messages. */
        AssertionInfo m_lastAssertionInfo;
        std::vector<SectionEndInfo> m_unfinishedSections;
        std::vector<ITracker*> m_activeSections;
        TrackerContext m_trackerContext;
        bool m_lastAssertionPassed = false;
        bool m_shouldReportUnexpected = true;
        bool m_includeSuccessfulResults;
    };

    void seedRng(IConfig const& config);
    unsigned int rngSeed();
} // end namespace Catch

#endif // CATCH_RUN_CONTEXT_HPP_INCLUDED


#ifndef CATCH_SINGLETONS_HPP_INCLUDED
#define CATCH_SINGLETONS_HPP_INCLUDED

namespace Catch {

    struct ISingleton {
        virtual ~ISingleton();
    };


    void addSingleton( ISingleton* singleton );
    void cleanupSingletons();


    template<typename SingletonImplT, typename InterfaceT = SingletonImplT, typename MutableInterfaceT = InterfaceT>
    class Singleton : SingletonImplT, public ISingleton {

        static auto getInternal() -> Singleton* {
            static Singleton* s_instance = nullptr;
            if( !s_instance ) {
                s_instance = new Singleton;
                addSingleton( s_instance );
            }
            return s_instance;
        }

    public:
        static auto get() -> InterfaceT const& {
            return *getInternal();
        }
        static auto getMutable() -> MutableInterfaceT& {
            return *getInternal();
        }
    };

} // namespace Catch

#endif // CATCH_SINGLETONS_HPP_INCLUDED


#ifndef CATCH_STARTUP_EXCEPTION_REGISTRY_HPP_INCLUDED
#define CATCH_STARTUP_EXCEPTION_REGISTRY_HPP_INCLUDED


#include <vector>
#include <exception>

namespace Catch {

    class StartupExceptionRegistry {
#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
    public:
        void add(std::exception_ptr const& exception) noexcept;
        std::vector<std::exception_ptr> const& getExceptions() const noexcept;
    private:
        std::vector<std::exception_ptr> m_exceptions;
#endif
    };

} // end namespace Catch

#endif // CATCH_STARTUP_EXCEPTION_REGISTRY_HPP_INCLUDED


#ifndef CATCH_STRING_MANIP_HPP_INCLUDED
#define CATCH_STRING_MANIP_HPP_INCLUDED


#include <string>
#include <iosfwd>
#include <vector>

namespace Catch {

    bool startsWith( std::string const& s, std::string const& prefix );
    bool startsWith( std::string const& s, char prefix );
    bool endsWith( std::string const& s, std::string const& suffix );
    bool endsWith( std::string const& s, char suffix );
    bool contains( std::string const& s, std::string const& infix );
    void toLowerInPlace( std::string& s );
    std::string toLower( std::string const& s );
    //! Returns a new string without whitespace at the start/end
    std::string trim( std::string const& str );
    //! Returns a substring of the original ref without whitespace. Beware lifetimes!
    StringRef trim(StringRef ref);

    // !!! Be aware, returns refs into original string - make sure original string outlives them
    std::vector<StringRef> splitStringRef( StringRef str, char delimiter );
    bool replaceInPlace( std::string& str, std::string const& replaceThis, std::string const& withThis );

    struct pluralise {
        pluralise( std::size_t count, std::string const& label );

        friend std::ostream& operator << ( std::ostream& os, pluralise const& pluraliser );

        std::size_t m_count;
        std::string m_label;
    };
}

#endif // CATCH_STRING_MANIP_HPP_INCLUDED


#ifndef CATCH_TAG_ALIAS_REGISTRY_HPP_INCLUDED
#define CATCH_TAG_ALIAS_REGISTRY_HPP_INCLUDED


#include <map>
#include <string>

namespace Catch {

    class TagAliasRegistry : public ITagAliasRegistry {
    public:
        ~TagAliasRegistry() override;
        TagAlias const* find( std::string const& alias ) const override;
        std::string expandAliases( std::string const& unexpandedTestSpec ) const override;
        void add( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo );

    private:
        std::map<std::string, TagAlias> m_registry;
    };

} // end namespace Catch

#endif // CATCH_TAG_ALIAS_REGISTRY_HPP_INCLUDED


#ifndef CATCH_TEST_CASE_REGISTRY_IMPL_HPP_INCLUDED
#define CATCH_TEST_CASE_REGISTRY_IMPL_HPP_INCLUDED


#include <vector>

namespace Catch {

    class TestCaseHandle;
    struct IConfig;
    class TestSpec;

    std::vector<TestCaseHandle> sortTests( IConfig const& config, std::vector<TestCaseHandle> const& unsortedTestCases );

    bool isThrowSafe( TestCaseHandle const& testCase, IConfig const& config );
    bool matchTest( TestCaseHandle const& testCase, TestSpec const& testSpec, IConfig const& config );

    void enforceNoDuplicateTestCases( std::vector<TestCaseHandle> const& functions );

    std::vector<TestCaseHandle> filterTests( std::vector<TestCaseHandle> const& testCases, TestSpec const& testSpec, IConfig const& config );
    std::vector<TestCaseHandle> const& getAllTestCasesSorted( IConfig const& config );

    class TestRegistry : public ITestCaseRegistry {
    public:
        ~TestRegistry() override = default;

        void registerTest( Detail::unique_ptr<TestCaseInfo> testInfo, Detail::unique_ptr<ITestInvoker> testInvoker );

        std::vector<TestCaseInfo*> const& getAllInfos() const override;
        std::vector<TestCaseHandle> const& getAllTests() const override;
        std::vector<TestCaseHandle> const& getAllTestsSorted( IConfig const& config ) const override;

    private:
        std::vector<Detail::unique_ptr<TestCaseInfo>> m_owned_test_infos;
        // Keeps a materialized vector for `getAllInfos`.
        // We should get rid of that eventually (see interface note)
        std::vector<TestCaseInfo*> m_viewed_test_infos;

        std::vector<Detail::unique_ptr<ITestInvoker>> m_invokers;
        std::vector<TestCaseHandle> m_handles;
        mutable TestRunOrder m_currentSortOrder = TestRunOrder::Declared;
        mutable std::vector<TestCaseHandle> m_sortedFunctions;
    };

    ///////////////////////////////////////////////////////////////////////////

    class TestInvokerAsFunction final : public ITestInvoker {
        using TestType = void(*)();
        TestType m_testAsFunction;
    public:
        TestInvokerAsFunction(TestType testAsFunction) noexcept:
            m_testAsFunction(testAsFunction) {}

        void invoke() const override;
    };


    std::string extractClassName( StringRef const& classOrQualifiedMethodName );

    ///////////////////////////////////////////////////////////////////////////


} // end namespace Catch


#endif // CATCH_TEST_CASE_REGISTRY_IMPL_HPP_INCLUDED


#ifndef CATCH_TEST_SPEC_PARSER_HPP_INCLUDED
#define CATCH_TEST_SPEC_PARSER_HPP_INCLUDED

#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wpadded"
#endif


#include <vector>
#include <string>

namespace Catch {

    struct ITagAliasRegistry;

    class TestSpecParser {
        enum Mode{ None, Name, QuotedName, Tag, EscapedName };
        Mode m_mode = None;
        Mode lastMode = None;
        bool m_exclusion = false;
        std::size_t m_pos = 0;
        std::size_t m_realPatternPos = 0;
        std::string m_arg;
        std::string m_substring;
        std::string m_patternName;
        std::vector<std::size_t> m_escapeChars;
        TestSpec::Filter m_currentFilter;
        TestSpec m_testSpec;
        ITagAliasRegistry const* m_tagAliases = nullptr;

    public:
        TestSpecParser( ITagAliasRegistry const& tagAliases );

        TestSpecParser& parse( std::string const& arg );
        TestSpec testSpec();

    private:
        bool visitChar( char c );
        void startNewMode( Mode mode );
        bool processNoneChar( char c );
        void processNameChar( char c );
        bool processOtherChar( char c );
        void endMode();
        void escape();
        bool isControlChar( char c ) const;
        void saveLastMode();
        void revertBackToLastMode();
        void addFilter();
        bool separate();

        // Handles common preprocessing of the pattern for name/tag patterns
        std::string preprocessPattern();
        // Adds the current pattern as a test name
        void addNamePattern();
        // Adds the current pattern as a tag
        void addTagPattern();

        inline void addCharToPattern(char c) {
            m_substring += c;
            m_patternName += c;
            m_realPatternPos++;
        }

    };
    TestSpec parseTestSpec( std::string const& arg );

} // namespace Catch

#ifdef __clang__
#pragma clang diagnostic pop
#endif

#endif // CATCH_TEST_SPEC_PARSER_HPP_INCLUDED


#ifndef CATCH_TEXTFLOW_HPP_INCLUDED
#define CATCH_TEXTFLOW_HPP_INCLUDED

#include <cassert>
#include <string>
#include <vector>

namespace Catch {
    namespace TextFlow {

        class Columns;

        class Column {
            std::string m_string;
            size_t m_width = CATCH_CONFIG_CONSOLE_WIDTH - 1;
            size_t m_indent = 0;
            size_t m_initialIndent = std::string::npos;

        public:
            class iterator {
                friend Column;
                struct EndTag {};

                Column const& m_column;
                size_t m_pos = 0;

                size_t m_len = 0;
                size_t m_end = 0;
                bool m_suffix = false;

                iterator( Column const& column, EndTag ):
                    m_column( column ), m_pos( m_column.m_string.size() ) {}

                void calcLength();

                // Returns current indention width
                size_t indent() const;

                // Creates an indented and (optionally) suffixed string from
                // current iterator position, indentation and length.
                std::string addIndentAndSuffix( size_t position,
                                                size_t length ) const;

            public:
                using difference_type = std::ptrdiff_t;
                using value_type = std::string;
                using pointer = value_type*;
                using reference = value_type&;
                using iterator_category = std::forward_iterator_tag;

                explicit iterator( Column const& column );

                std::string operator*() const;

                iterator& operator++();
                iterator operator++( int );

                bool operator==( iterator const& other ) const {
                    return m_pos == other.m_pos && &m_column == &other.m_column;
                }
                bool operator!=( iterator const& other ) const {
                    return !operator==( other );
                }
            };
            using const_iterator = iterator;

            explicit Column( std::string const& text ): m_string( text ) {}

            Column& width( size_t newWidth ) {
                assert( newWidth > 0 );
                m_width = newWidth;
                return *this;
            }
            Column& indent( size_t newIndent ) {
                m_indent = newIndent;
                return *this;
            }
            Column& initialIndent( size_t newIndent ) {
                m_initialIndent = newIndent;
                return *this;
            }

            size_t width() const { return m_width; }
            iterator begin() const { return iterator( *this ); }
            iterator end() const { return { *this, iterator::EndTag{} }; }

            friend std::ostream& operator<<( std::ostream& os,
                                             Column const& col );

            Columns operator+( Column const& other );
        };

        //! Creates a column that serves as an empty space of specific width
        Column Spacer( size_t spaceWidth );

        class Columns {
            std::vector<Column> m_columns;

        public:
            class iterator {
                friend Columns;
                struct EndTag {};

                std::vector<Column> const& m_columns;
                std::vector<Column::iterator> m_iterators;
                size_t m_activeIterators;

                iterator( Columns const& columns, EndTag );

            public:
                using difference_type = std::ptrdiff_t;
                using value_type = std::string;
                using pointer = value_type*;
                using reference = value_type&;
                using iterator_category = std::forward_iterator_tag;

                explicit iterator( Columns const& columns );

                auto operator==( iterator const& other ) const -> bool {
                    return m_iterators == other.m_iterators;
                }
                auto operator!=( iterator const& other ) const -> bool {
                    return m_iterators != other.m_iterators;
                }
                std::string operator*() const;
                iterator& operator++();
                iterator operator++( int );
            };
            using const_iterator = iterator;

            iterator begin() const { return iterator( *this ); }
            iterator end() const { return { *this, iterator::EndTag() }; }

            Columns& operator+=( Column const& col );
            Columns operator+( Column const& col );

            friend std::ostream& operator<<( std::ostream& os,
                                             Columns const& cols );
        };

    } // namespace TextFlow
} // namespace Catch
#endif // CATCH_TEXTFLOW_HPP_INCLUDED


#ifndef CATCH_TO_STRING_HPP_INCLUDED
#define CATCH_TO_STRING_HPP_INCLUDED

#include <string>


namespace Catch {
    template <typename T>
    std::string to_string(T const& t) {
#if defined(CATCH_CONFIG_CPP11_TO_STRING)
        return std::to_string(t);
#else
        ReusableStringStream rss;
        rss << t;
        return rss.str();
#endif
    }
} // end namespace Catch

#endif // CATCH_TO_STRING_HPP_INCLUDED


#ifndef CATCH_UNCAUGHT_EXCEPTIONS_HPP_INCLUDED
#define CATCH_UNCAUGHT_EXCEPTIONS_HPP_INCLUDED

namespace Catch {
    bool uncaught_exceptions();
} // end namespace Catch

#endif // CATCH_UNCAUGHT_EXCEPTIONS_HPP_INCLUDED


#ifndef CATCH_XMLWRITER_HPP_INCLUDED
#define CATCH_XMLWRITER_HPP_INCLUDED


// FixMe: Without this include (and something inside it), MSVC goes crazy
//        and reports that calls to XmlEncode's op << are ambiguous between
//        the declaration and definition.
//        It also has to be in the header.


#include <vector>

namespace Catch {
    enum class XmlFormatting {
        None = 0x00,
        Indent = 0x01,
        Newline = 0x02,
    };

    XmlFormatting operator | (XmlFormatting lhs, XmlFormatting rhs);
    XmlFormatting operator & (XmlFormatting lhs, XmlFormatting rhs);

    class XmlEncode {
    public:
        enum ForWhat { ForTextNodes, ForAttributes };

        XmlEncode( std::string const& str, ForWhat forWhat = ForTextNodes );

        void encodeTo( std::ostream& os ) const;

        friend std::ostream& operator << ( std::ostream& os, XmlEncode const& xmlEncode );

    private:
        std::string m_str;
        ForWhat m_forWhat;
    };

    class XmlWriter {
    public:

        class ScopedElement {
        public:
            ScopedElement( XmlWriter* writer, XmlFormatting fmt );

            ScopedElement( ScopedElement&& other ) noexcept;
            ScopedElement& operator=( ScopedElement&& other ) noexcept;

            ~ScopedElement();

            ScopedElement& writeText( std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent );

            template<typename T>
            ScopedElement& writeAttribute( std::string const& name, T const& attribute ) {
                m_writer->writeAttribute( name, attribute );
                return *this;
            }

        private:
            mutable XmlWriter* m_writer = nullptr;
            XmlFormatting m_fmt;
        };

        XmlWriter( std::ostream& os = Catch::cout() );
        ~XmlWriter();

        XmlWriter( XmlWriter const& ) = delete;
        XmlWriter& operator=( XmlWriter const& ) = delete;

        XmlWriter& startElement( std::string const& name, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

        ScopedElement scopedElement( std::string const& name, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

        XmlWriter& endElement(XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

        XmlWriter& writeAttribute( std::string const& name, std::string const& attribute );

        XmlWriter& writeAttribute( std::string const& name, bool attribute );

        template<typename T>
        XmlWriter& writeAttribute( std::string const& name, T const& attribute ) {
            ReusableStringStream rss;
            rss << attribute;
            return writeAttribute( name, rss.str() );
        }

        XmlWriter& writeText( std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

        XmlWriter& writeComment(std::string const& text, XmlFormatting fmt = XmlFormatting::Newline | XmlFormatting::Indent);

        void writeStylesheetRef( std::string const& url );

        XmlWriter& writeBlankLine();

        void ensureTagClosed();

    private:

        void applyFormatting(XmlFormatting fmt);

        void writeDeclaration();

        void newlineIfNecessary();

        bool m_tagIsOpen = false;
        bool m_needsNewline = false;
        std::vector<std::string> m_tags;
        std::string m_indent;
        std::ostream& m_os;
    };

}

#endif // CATCH_XMLWRITER_HPP_INCLUDED


/** \file
 * This is a convenience header for Catch2's Matcher support. It includes
 * **all** of Catch2 headers related to matchers.
 *
 * Generally the Catch2 users should use specific includes they need,
 * but this header can be used instead for ease-of-experimentation, or
 * just plain convenience, at the cost of increased compilation times.
 *
 * When a new header is added to either the `matchers` folder, or to
 * the corresponding internal subfolder, it should be added here.
 */

#ifndef CATCH_MATCHERS_ALL_HPP_INCLUDED
#define CATCH_MATCHERS_ALL_HPP_INCLUDED



#ifndef CATCH_MATCHERS_HPP_INCLUDED
#define CATCH_MATCHERS_HPP_INCLUDED



#ifndef CATCH_MATCHERS_IMPL_HPP_INCLUDED
#define CATCH_MATCHERS_IMPL_HPP_INCLUDED


namespace Catch {

    template<typename ArgT, typename MatcherT>
    class MatchExpr : public ITransientExpression {
        ArgT && m_arg;
        MatcherT const& m_matcher;
        StringRef m_matcherString;
    public:
        MatchExpr( ArgT && arg, MatcherT const& matcher, StringRef const& matcherString )
        :   ITransientExpression{ true, matcher.match( arg ) }, // not forwarding arg here on purpose
            m_arg( std::forward<ArgT>(arg) ),
            m_matcher( matcher ),
            m_matcherString( matcherString )
        {}

        void streamReconstructedExpression( std::ostream &os ) const override {
            auto matcherAsString = m_matcher.toString();
            os << Catch::Detail::stringify( m_arg ) << ' ';
            if( matcherAsString == Detail::unprintableString )
                os << m_matcherString;
            else
                os << matcherAsString;
        }
    };

    namespace Matchers {
        template <typename ArgT>
        struct MatcherBase;
    }

    using StringMatcher = Matchers::MatcherBase<std::string>;

    void handleExceptionMatchExpr( AssertionHandler& handler, StringMatcher const& matcher, StringRef const& matcherString  );

    template<typename ArgT, typename MatcherT>
    auto makeMatchExpr( ArgT && arg, MatcherT const& matcher, StringRef const& matcherString  ) -> MatchExpr<ArgT, MatcherT> {
        return MatchExpr<ArgT, MatcherT>( std::forward<ArgT>(arg), matcher, matcherString );
    }

} // namespace Catch


///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CHECK_THAT( macroName, matcher, resultDisposition, arg ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(arg) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
        INTERNAL_CATCH_TRY { \
            catchAssertionHandler.handleExpr( Catch::makeMatchExpr( arg, matcher, #matcher##_catch_sr ) ); \
        } INTERNAL_CATCH_CATCH( catchAssertionHandler ) \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )


///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_MATCHES( macroName, exceptionType, resultDisposition, matcher, ... ) \
    do { \
        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__) ", " CATCH_INTERNAL_STRINGIFY(exceptionType) ", " CATCH_INTERNAL_STRINGIFY(matcher), resultDisposition ); \
        if( catchAssertionHandler.allowThrows() ) \
            try { \
                static_cast<void>(__VA_ARGS__ ); \
                catchAssertionHandler.handleUnexpectedExceptionNotThrown(); \
            } \
            catch( exceptionType const& ex ) { \
                catchAssertionHandler.handleExpr( Catch::makeMatchExpr( ex, matcher, #matcher##_catch_sr ) ); \
            } \
            catch( ... ) { \
                catchAssertionHandler.handleUnexpectedInflightException(); \
            } \
        else \
            catchAssertionHandler.handleThrowingCallSkipped(); \
        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
    } while( false )


#endif // CATCH_MATCHERS_IMPL_HPP_INCLUDED

#include <string>
#include <vector>

namespace Catch {
namespace Matchers {

    class MatcherUntypedBase {
    public:
        MatcherUntypedBase() = default;

        MatcherUntypedBase(MatcherUntypedBase const&) = default;
        MatcherUntypedBase(MatcherUntypedBase&&) = default;

        MatcherUntypedBase& operator = (MatcherUntypedBase const&) = delete;
        MatcherUntypedBase& operator = (MatcherUntypedBase&&) = delete;

        std::string toString() const;

    protected:
        virtual ~MatcherUntypedBase(); // = default;
        virtual std::string describe() const = 0;
        mutable std::string m_cachedToString;
    };

#ifdef __clang__
#    pragma clang diagnostic push
#    pragma clang diagnostic ignored "-Wnon-virtual-dtor"
#endif

    template<typename ObjectT>
    struct MatcherMethod {
        virtual bool match(ObjectT const& arg) const = 0;
    };

#ifdef __clang__
#    pragma clang diagnostic pop
#endif

    template<typename T>
    struct MatcherBase : MatcherUntypedBase, MatcherMethod<T> {};

    namespace Detail {

        template<typename ArgT>
        struct MatchAllOf final : MatcherBase<ArgT> {
            MatchAllOf() = default;
            MatchAllOf(MatchAllOf const&) = delete;
            MatchAllOf& operator=(MatchAllOf const&) = delete;
            MatchAllOf(MatchAllOf&&) = default;
            MatchAllOf& operator=(MatchAllOf&&) = default;


            bool match( ArgT const& arg ) const override {
                for( auto matcher : m_matchers ) {
                    if (!matcher->match(arg))
                        return false;
                }
                return true;
            }
            std::string describe() const override {
                std::string description;
                description.reserve( 4 + m_matchers.size()*32 );
                description += "( ";
                bool first = true;
                for( auto matcher : m_matchers ) {
                    if( first )
                        first = false;
                    else
                        description += " and ";
                    description += matcher->toString();
                }
                description += " )";
                return description;
            }

            friend MatchAllOf operator&& (MatchAllOf&& lhs, MatcherBase<ArgT> const& rhs) {
                lhs.m_matchers.push_back(&rhs);
                return std::move(lhs);
            }
            friend MatchAllOf operator&& (MatcherBase<ArgT> const& lhs, MatchAllOf&& rhs) {
                rhs.m_matchers.insert(rhs.m_matchers.begin(), &lhs);
                return std::move(rhs);
            }

        private:
            std::vector<MatcherBase<ArgT> const*> m_matchers;
        };

        //! lvalue overload is intentionally deleted, users should
        //! not be trying to compose stored composition matchers
        template<typename ArgT>
        MatchAllOf<ArgT> operator&& (MatchAllOf<ArgT> const& lhs, MatcherBase<ArgT> const& rhs) = delete;
        //! lvalue overload is intentionally deleted, users should
        //! not be trying to compose stored composition matchers
        template<typename ArgT>
        MatchAllOf<ArgT> operator&& (MatcherBase<ArgT> const& lhs, MatchAllOf<ArgT> const& rhs) = delete;

        template<typename ArgT>
        struct MatchAnyOf final : MatcherBase<ArgT> {
            MatchAnyOf() = default;
            MatchAnyOf(MatchAnyOf const&) = delete;
            MatchAnyOf& operator=(MatchAnyOf const&) = delete;
            MatchAnyOf(MatchAnyOf&&) = default;
            MatchAnyOf& operator=(MatchAnyOf&&) = default;

            bool match( ArgT const& arg ) const override {
                for( auto matcher : m_matchers ) {
                    if (matcher->match(arg))
                        return true;
                }
                return false;
            }
            std::string describe() const override {
                std::string description;
                description.reserve( 4 + m_matchers.size()*32 );
                description += "( ";
                bool first = true;
                for( auto matcher : m_matchers ) {
                    if( first )
                        first = false;
                    else
                        description += " or ";
                    description += matcher->toString();
                }
                description += " )";
                return description;
            }

            friend MatchAnyOf operator|| (MatchAnyOf&& lhs, MatcherBase<ArgT> const& rhs) {
                lhs.m_matchers.push_back(&rhs);
                return std::move(lhs);
            }
            friend MatchAnyOf operator|| (MatcherBase<ArgT> const& lhs, MatchAnyOf&& rhs) {
                rhs.m_matchers.insert(rhs.m_matchers.begin(), &lhs);
                return std::move(rhs);
            }

        private:
            std::vector<MatcherBase<ArgT> const*> m_matchers;
        };

        //! lvalue overload is intentionally deleted, users should
        //! not be trying to compose stored composition matchers
        template<typename ArgT>
        MatchAnyOf<ArgT> operator|| (MatchAnyOf<ArgT> const& lhs, MatcherBase<ArgT> const& rhs) = delete;
        //! lvalue overload is intentionally deleted, users should
        //! not be trying to compose stored composition matchers
        template<typename ArgT>
        MatchAnyOf<ArgT> operator|| (MatcherBase<ArgT> const& lhs, MatchAnyOf<ArgT> const& rhs) = delete;

        template<typename ArgT>
        struct MatchNotOf final : MatcherBase<ArgT> {

            explicit MatchNotOf( MatcherBase<ArgT> const& underlyingMatcher ):
                m_underlyingMatcher( underlyingMatcher )
            {}

            bool match( ArgT const& arg ) const override {
                return !m_underlyingMatcher.match( arg );
            }

            std::string describe() const override {
                return "not " + m_underlyingMatcher.toString();
            }

        private:
            MatcherBase<ArgT> const& m_underlyingMatcher;
        };

    } // namespace Detail

    template <typename T>
    Detail::MatchAllOf<T> operator&& (MatcherBase<T> const& lhs, MatcherBase<T> const& rhs) {
        return Detail::MatchAllOf<T>{} && lhs && rhs;
    }
    template <typename T>
    Detail::MatchAnyOf<T> operator|| (MatcherBase<T> const& lhs, MatcherBase<T> const& rhs) {
        return Detail::MatchAnyOf<T>{} || lhs || rhs;
    }

    template <typename T>
    Detail::MatchNotOf<T> operator! (MatcherBase<T> const& matcher) {
        return Detail::MatchNotOf<T>{ matcher };
    }


} // namespace Matchers
} // namespace Catch


#if defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)
  #define CATCH_REQUIRE_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CATCH_REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, matcher, expr )
  #define CATCH_REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CATCH_REQUIRE_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::Normal, matcher, expr )

  #define CATCH_CHECK_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CATCH_CHECK_THROWS_WITH", Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
  #define CATCH_CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CATCH_CHECK_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::ContinueOnFailure, matcher, expr )

  #define CATCH_CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CATCH_CHECK_THAT", matcher, Catch::ResultDisposition::ContinueOnFailure, arg )
  #define CATCH_REQUIRE_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CATCH_REQUIRE_THAT", matcher, Catch::ResultDisposition::Normal, arg )

#elif defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE)

  #define CATCH_REQUIRE_THROWS_WITH( expr, matcher )                   (void)(0)
  #define CATCH_REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)

  #define CATCH_CHECK_THROWS_WITH( expr, matcher )                     (void)(0)
  #define CATCH_CHECK_THROWS_MATCHES( expr, exceptionType, matcher )   (void)(0)

  #define CATCH_CHECK_THAT( arg, matcher )                             (void)(0)
  #define CATCH_REQUIRE_THAT( arg, matcher )                           (void)(0)

#elif !defined(CATCH_CONFIG_PREFIX_ALL) && !defined(CATCH_CONFIG_DISABLE)

  #define REQUIRE_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, matcher, expr )
  #define REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "REQUIRE_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::Normal, matcher, expr )

  #define CHECK_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CHECK_THROWS_WITH", Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
  #define CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CHECK_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::ContinueOnFailure, matcher, expr )

  #define CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "CHECK_THAT", matcher, Catch::ResultDisposition::ContinueOnFailure, arg )
  #define REQUIRE_THAT( arg, matcher ) INTERNAL_CHECK_THAT( "REQUIRE_THAT", matcher, Catch::ResultDisposition::Normal, arg )

#elif !defined(CATCH_CONFIG_PREFIX_ALL) && defined(CATCH_CONFIG_DISABLE)

  #define REQUIRE_THROWS_WITH( expr, matcher )                   (void)(0)
  #define REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)

  #define CHECK_THROWS_WITH( expr, matcher )                     (void)(0)
  #define CHECK_THROWS_MATCHES( expr, exceptionType, matcher )   (void)(0)

  #define CHECK_THAT( arg, matcher )                             (void)(0)
  #define REQUIRE_THAT( arg, matcher )                           (void)(0)

#endif // end of user facing macro declarations

#endif // CATCH_MATCHERS_HPP_INCLUDED


#ifndef CATCH_MATCHERS_CONTAINER_PROPERTIES_HPP_INCLUDED
#define CATCH_MATCHERS_CONTAINER_PROPERTIES_HPP_INCLUDED



#ifndef CATCH_MATCHERS_TEMPLATED_HPP_INCLUDED
#define CATCH_MATCHERS_TEMPLATED_HPP_INCLUDED


#include <array>
#include <algorithm>
#include <string>
#include <type_traits>
#include <utility>

namespace Catch {
namespace Matchers {
    struct MatcherGenericBase : MatcherUntypedBase {
        MatcherGenericBase() = default;
        virtual ~MatcherGenericBase(); // = default;

        MatcherGenericBase(MatcherGenericBase&) = default;
        MatcherGenericBase(MatcherGenericBase&&) = default;

        MatcherGenericBase& operator=(MatcherGenericBase const&) = delete;
        MatcherGenericBase& operator=(MatcherGenericBase&&) = delete;
    };


    namespace Detail {
        template<std::size_t N, std::size_t M>
        std::array<void const*, N + M> array_cat(std::array<void const*, N> && lhs, std::array<void const*, M> && rhs) {
            std::array<void const*, N + M> arr{};
            std::copy_n(lhs.begin(), N, arr.begin());
            std::copy_n(rhs.begin(), M, arr.begin() + N);
            return arr;
        }

        template<std::size_t N>
        std::array<void const*, N+1> array_cat(std::array<void const*, N> && lhs, void const* rhs) {
            std::array<void const*, N+1> arr{};
            std::copy_n(lhs.begin(), N, arr.begin());
            arr[N] = rhs;
            return arr;
        }

        template<std::size_t N>
        std::array<void const*, N+1> array_cat(void const* lhs, std::array<void const*, N> && rhs) {
            std::array<void const*, N + 1> arr{ {lhs} };
            std::copy_n(rhs.begin(), N, arr.begin() + 1);
            return arr;
        }

        #ifdef CATCH_CPP17_OR_GREATER

        using std::conjunction;

        #else // CATCH_CPP17_OR_GREATER

        template<typename... Cond>
        struct conjunction : std::true_type {};

        template<typename Cond, typename... Rest>
        struct conjunction<Cond, Rest...> : std::integral_constant<bool, Cond::value && conjunction<Rest...>::value> {};

        #endif // CATCH_CPP17_OR_GREATER

        template<typename T>
        using is_generic_matcher = std::is_base_of<
            Catch::Matchers::MatcherGenericBase,
            std::remove_cv_t<std::remove_reference_t<T>>
        >;

        template<typename... Ts>
        using are_generic_matchers = conjunction<is_generic_matcher<Ts>...>;

        template<typename T>
        using is_matcher = std::is_base_of<
            Catch::Matchers::MatcherUntypedBase,
            std::remove_cv_t<std::remove_reference_t<T>>
        >;


        template<std::size_t N, typename Arg>
        bool match_all_of(Arg&&, std::array<void const*, N> const&, std::index_sequence<>) {
            return true;
        }

        template<typename T, typename... MatcherTs, std::size_t N, typename Arg, std::size_t Idx, std::size_t... Indices>
        bool match_all_of(Arg&& arg, std::array<void const*, N> const& matchers, std::index_sequence<Idx, Indices...>) {
            return static_cast<T const*>(matchers[Idx])->match(arg) && match_all_of<MatcherTs...>(arg, matchers, std::index_sequence<Indices...>{});
        }


        template<std::size_t N, typename Arg>
        bool match_any_of(Arg&&, std::array<void const*, N> const&, std::index_sequence<>) {
            return false;
        }

        template<typename T, typename... MatcherTs, std::size_t N, typename Arg, std::size_t Idx, std::size_t... Indices>
        bool match_any_of(Arg&& arg, std::array<void const*, N> const& matchers, std::index_sequence<Idx, Indices...>) {
            return static_cast<T const*>(matchers[Idx])->match(arg) || match_any_of<MatcherTs...>(arg, matchers, std::index_sequence<Indices...>{});
        }

        std::string describe_multi_matcher(StringRef combine, std::string const* descriptions_begin, std::string const* descriptions_end);

        template<typename... MatcherTs, std::size_t... Idx>
        std::string describe_multi_matcher(StringRef combine, std::array<void const*, sizeof...(MatcherTs)> const& matchers, std::index_sequence<Idx...>) {
            std::array<std::string, sizeof...(MatcherTs)> descriptions {{
                static_cast<MatcherTs const*>(matchers[Idx])->toString()...
            }};

            return describe_multi_matcher(combine, descriptions.data(), descriptions.data() + descriptions.size());
        }


        template<typename... MatcherTs>
        struct MatchAllOfGeneric final : MatcherGenericBase {
            MatchAllOfGeneric(MatchAllOfGeneric const&) = delete;
            MatchAllOfGeneric& operator=(MatchAllOfGeneric const&) = delete;
            MatchAllOfGeneric(MatchAllOfGeneric&&) = default;
            MatchAllOfGeneric& operator=(MatchAllOfGeneric&&) = default;

            MatchAllOfGeneric(MatcherTs const&... matchers) : m_matchers{ {std::addressof(matchers)...} } {}
            explicit MatchAllOfGeneric(std::array<void const*, sizeof...(MatcherTs)> matchers) : m_matchers{matchers} {}

            template<typename Arg>
            bool match(Arg&& arg) const {
                return match_all_of<MatcherTs...>(arg, m_matchers, std::index_sequence_for<MatcherTs...>{});
            }

            std::string describe() const override {
                return describe_multi_matcher<MatcherTs...>(" and "_sr, m_matchers, std::index_sequence_for<MatcherTs...>{});
            }

            std::array<void const*, sizeof...(MatcherTs)> m_matchers;

            //! Avoids type nesting for `GenericAllOf && GenericAllOf` case
            template<typename... MatchersRHS>
            friend
            MatchAllOfGeneric<MatcherTs..., MatchersRHS...> operator && (
                    MatchAllOfGeneric<MatcherTs...>&& lhs,
                    MatchAllOfGeneric<MatchersRHS...>&& rhs) {
                return MatchAllOfGeneric<MatcherTs..., MatchersRHS...>{array_cat(std::move(lhs.m_matchers), std::move(rhs.m_matchers))};
            }

            //! Avoids type nesting for `GenericAllOf && some matcher` case
            template<typename MatcherRHS>
            friend std::enable_if_t<is_matcher<MatcherRHS>::value,
            MatchAllOfGeneric<MatcherTs..., MatcherRHS>> operator && (
                    MatchAllOfGeneric<MatcherTs...>&& lhs,
                    MatcherRHS const& rhs) {
                return MatchAllOfGeneric<MatcherTs..., MatcherRHS>{array_cat(std::move(lhs.m_matchers), static_cast<void const*>(&rhs))};
            }

            //! Avoids type nesting for `some matcher && GenericAllOf` case
            template<typename MatcherLHS>
            friend std::enable_if_t<is_matcher<MatcherLHS>::value,
            MatchAllOfGeneric<MatcherLHS, MatcherTs...>> operator && (
                    MatcherLHS const& lhs,
                    MatchAllOfGeneric<MatcherTs...>&& rhs) {
                return MatchAllOfGeneric<MatcherLHS, MatcherTs...>{array_cat(static_cast<void const*>(std::addressof(lhs)), std::move(rhs.m_matchers))};
            }
        };


        template<typename... MatcherTs>
        struct MatchAnyOfGeneric final : MatcherGenericBase {
            MatchAnyOfGeneric(MatchAnyOfGeneric const&) = delete;
            MatchAnyOfGeneric& operator=(MatchAnyOfGeneric const&) = delete;
            MatchAnyOfGeneric(MatchAnyOfGeneric&&) = default;
            MatchAnyOfGeneric& operator=(MatchAnyOfGeneric&&) = default;

            MatchAnyOfGeneric(MatcherTs const&... matchers) : m_matchers{ {std::addressof(matchers)...} } {}
            explicit MatchAnyOfGeneric(std::array<void const*, sizeof...(MatcherTs)> matchers) : m_matchers{matchers} {}

            template<typename Arg>
            bool match(Arg&& arg) const {
                return match_any_of<MatcherTs...>(arg, m_matchers, std::index_sequence_for<MatcherTs...>{});
            }

            std::string describe() const override {
                return describe_multi_matcher<MatcherTs...>(" or "_sr, m_matchers, std::index_sequence_for<MatcherTs...>{});
            }

            std::array<void const*, sizeof...(MatcherTs)> m_matchers;

            //! Avoids type nesting for `GenericAnyOf || GenericAnyOf` case
            template<typename... MatchersRHS>
            friend MatchAnyOfGeneric<MatcherTs..., MatchersRHS...> operator || (
                    MatchAnyOfGeneric<MatcherTs...>&& lhs,
                    MatchAnyOfGeneric<MatchersRHS...>&& rhs) {
                return MatchAnyOfGeneric<MatcherTs..., MatchersRHS...>{array_cat(std::move(lhs.m_matchers), std::move(rhs.m_matchers))};
            }

            //! Avoids type nesting for `GenericAnyOf || some matcher` case
            template<typename MatcherRHS>
            friend std::enable_if_t<is_matcher<MatcherRHS>::value,
            MatchAnyOfGeneric<MatcherTs..., MatcherRHS>> operator || (
                    MatchAnyOfGeneric<MatcherTs...>&& lhs,
                    MatcherRHS const& rhs) {
                return MatchAnyOfGeneric<MatcherTs..., MatcherRHS>{array_cat(std::move(lhs.m_matchers), static_cast<void const*>(std::addressof(rhs)))};
            }

            //! Avoids type nesting for `some matcher || GenericAnyOf` case
            template<typename MatcherLHS>
            friend std::enable_if_t<is_matcher<MatcherLHS>::value,
            MatchAnyOfGeneric<MatcherLHS, MatcherTs...>> operator || (
                MatcherLHS const& lhs,
                MatchAnyOfGeneric<MatcherTs...>&& rhs) {
                return MatchAnyOfGeneric<MatcherLHS, MatcherTs...>{array_cat(static_cast<void const*>(std::addressof(lhs)), std::move(rhs.m_matchers))};
            }
        };


        template<typename MatcherT>
        struct MatchNotOfGeneric final : MatcherGenericBase {
            MatchNotOfGeneric(MatchNotOfGeneric const&) = delete;
            MatchNotOfGeneric& operator=(MatchNotOfGeneric const&) = delete;
            MatchNotOfGeneric(MatchNotOfGeneric&&) = default;
            MatchNotOfGeneric& operator=(MatchNotOfGeneric&&) = default;

            explicit MatchNotOfGeneric(MatcherT const& matcher) : m_matcher{matcher} {}

            template<typename Arg>
            bool match(Arg&& arg) const {
                return !m_matcher.match(arg);
            }

            std::string describe() const override {
                return "not " + m_matcher.toString();
            }

            //! Negating negation can just unwrap and return underlying matcher
            friend MatcherT const& operator ! (MatchNotOfGeneric<MatcherT> const& matcher) {
                return matcher.m_matcher;
            }
        private:
            MatcherT const& m_matcher;
        };
    } // namespace Detail


    // compose only generic matchers
    template<typename MatcherLHS, typename MatcherRHS>
    std::enable_if_t<Detail::are_generic_matchers<MatcherLHS, MatcherRHS>::value, Detail::MatchAllOfGeneric<MatcherLHS, MatcherRHS>>
        operator && (MatcherLHS const& lhs, MatcherRHS const& rhs) {
        return { lhs, rhs };
    }

    template<typename MatcherLHS, typename MatcherRHS>
    std::enable_if_t<Detail::are_generic_matchers<MatcherLHS, MatcherRHS>::value, Detail::MatchAnyOfGeneric<MatcherLHS, MatcherRHS>>
        operator || (MatcherLHS const& lhs, MatcherRHS const& rhs) {
        return { lhs, rhs };
    }

    //! Wrap provided generic matcher in generic negator
    template<typename MatcherT>
    std::enable_if_t<Detail::is_generic_matcher<MatcherT>::value, Detail::MatchNotOfGeneric<MatcherT>>
        operator ! (MatcherT const& matcher) {
        return Detail::MatchNotOfGeneric<MatcherT>{matcher};
    }


    // compose mixed generic and non-generic matchers
    template<typename MatcherLHS, typename ArgRHS>
    std::enable_if_t<Detail::is_generic_matcher<MatcherLHS>::value, Detail::MatchAllOfGeneric<MatcherLHS, MatcherBase<ArgRHS>>>
        operator && (MatcherLHS const& lhs, MatcherBase<ArgRHS> const& rhs) {
        return { lhs, rhs };
    }

    template<typename ArgLHS, typename MatcherRHS>
    std::enable_if_t<Detail::is_generic_matcher<MatcherRHS>::value, Detail::MatchAllOfGeneric<MatcherBase<ArgLHS>, MatcherRHS>>
        operator && (MatcherBase<ArgLHS> const& lhs, MatcherRHS const& rhs) {
        return { lhs, rhs };
    }

    template<typename MatcherLHS, typename ArgRHS>
    std::enable_if_t<Detail::is_generic_matcher<MatcherLHS>::value, Detail::MatchAnyOfGeneric<MatcherLHS, MatcherBase<ArgRHS>>>
        operator || (MatcherLHS const& lhs, MatcherBase<ArgRHS> const& rhs) {
        return { lhs, rhs };
    }

    template<typename ArgLHS, typename MatcherRHS>
    std::enable_if_t<Detail::is_generic_matcher<MatcherRHS>::value, Detail::MatchAnyOfGeneric<MatcherBase<ArgLHS>, MatcherRHS>>
        operator || (MatcherBase<ArgLHS> const& lhs, MatcherRHS const& rhs) {
        return { lhs, rhs };
    }

} // namespace Matchers
} // namespace Catch

#endif // CATCH_MATCHERS_TEMPLATED_HPP_INCLUDED

namespace Catch {
    namespace Matchers {

        class IsEmptyMatcher final : public MatcherGenericBase {
        public:
            // todo: Use polyfills
            template <typename RangeLike>
            bool match(RangeLike&& rng) const {
#if defined(CATCH_CONFIG_POLYFILL_NONMEMBER_CONTAINER_ACCESS)
                using Catch::Detail::empty;
#else
                using std::empty;
#endif
                return empty(rng);
            }

            std::string describe() const override;
        };

        class HasSizeMatcher final : public MatcherGenericBase {
            std::size_t m_target_size;
        public:
            explicit HasSizeMatcher(std::size_t target_size):
                m_target_size(target_size)
            {}

            template <typename RangeLike>
            bool match(RangeLike&& rng) const {
#if defined(CATCH_CONFIG_POLYFILL_NONMEMBER_CONTAINER_ACCESS)
                using Catch::Detail::size;
#else
                using std::size;
#endif
                return size(rng) == m_target_size;
            }

            std::string describe() const override;
        };

        template <typename Matcher>
        class SizeMatchesMatcher final : public MatcherGenericBase {
            Matcher m_matcher;
        public:
            explicit SizeMatchesMatcher(Matcher m):
                m_matcher(std::move(m))
            {}

            template <typename RangeLike>
            bool match(RangeLike&& rng) const {
#if defined(CATCH_CONFIG_POLYFILL_NONMEMBER_CONTAINER_ACCESS)
                using Catch::Detail::size;
#else
                using std::size;
#endif
                return m_matcher.match(size(rng));
            }

            std::string describe() const override {
                return "size matches " + m_matcher.describe();
            }
        };


        //! Creates a matcher that accepts empty ranges/containers
        IsEmptyMatcher IsEmpty();
        //! Creates a matcher that accepts ranges/containers with specific size
        HasSizeMatcher SizeIs(std::size_t sz);
        template <typename Matcher>
        std::enable_if_t<Detail::is_matcher<Matcher>::value,
        SizeMatchesMatcher<Matcher>> SizeIs(Matcher&& m) {
            return SizeMatchesMatcher<Matcher>{std::forward<Matcher>(m)};
        }

    } // end namespace Matchers
} // end namespace Catch

#endif // CATCH_MATCHERS_CONTAINER_PROPERTIES_HPP_INCLUDED


#ifndef CATCH_MATCHERS_CONTAINS_HPP_INCLUDED
#define CATCH_MATCHERS_CONTAINS_HPP_INCLUDED


#include <algorithm>
#include <functional>
#include <utility>

namespace Catch {
    namespace Matchers {
        //! Matcher for checking that an element in range is equal to specific element
        template <typename T, typename Equality>
        class ContainsElementMatcher final : public MatcherGenericBase {
            T m_desired;
            Equality m_eq;
        public:
            template <typename T2, typename Equality2>
            ContainsElementMatcher(T2&& target, Equality2&& predicate):
                m_desired(std::forward<T2>(target)),
                m_eq(std::forward<Equality2>(predicate))
            {}

            std::string describe() const override {
                return "contains element " + Catch::Detail::stringify(m_desired);
            }

            template <typename RangeLike>
            bool match(RangeLike&& rng) const {
                using std::begin; using std::end;

                return end(rng) != std::find_if(begin(rng), end(rng),
                                               [&](auto const& elem) {
                                                    return m_eq(elem, m_desired);
                                               });
            }
        };

        //! Meta-matcher for checking that an element in a range matches a specific matcher
        template <typename Matcher>
        class ContainsMatcherMatcher final : public MatcherGenericBase {
            Matcher m_matcher;
        public:
            // Note that we do a copy+move to avoid having to SFINAE this
            // constructor (and also avoid some perfect forwarding failure
            // cases)
            ContainsMatcherMatcher(Matcher matcher):
                m_matcher(std::move(matcher))
            {}

            template <typename RangeLike>
            bool match(RangeLike&& rng) const {
                using std::begin; using std::endl;
                for (auto&& elem : rng) {
                    if (m_matcher.match(elem)) {
                        return true;
                    }
                }
                return false;
            }

            std::string describe() const override {
                return "contains element matching " + m_matcher.describe();
            }
        };

        /**
         * Creates a matcher that checks whether a range contains a specific element.
         *
         * Uses `std::equal_to` to do the comparison
         */
        template <typename T>
        std::enable_if_t<!Detail::is_matcher<T>::value,
        ContainsElementMatcher<T, std::equal_to<>>> Contains(T&& elem) {
            return { std::forward<T>(elem), std::equal_to<>{} };
        }

        //! Creates a matcher that checks whether a range contains element matching a matcher
        template <typename Matcher>
        std::enable_if_t<Detail::is_matcher<Matcher>::value,
        ContainsMatcherMatcher<Matcher>> Contains(Matcher&& matcher) {
            return { std::forward<Matcher>(matcher) };
        }

        /**
         * Creates a matcher that checks whether a range contains a specific element.
         *
         * Uses `eq` to do the comparisons
         */
        template <typename T, typename Equality>
        ContainsElementMatcher<T, Equality> Contains(T&& elem, Equality&& eq) {
            return { std::forward<T>(elem), std::forward<Equality>(eq) };
        }

    }
}

#endif // CATCH_MATCHERS_CONTAINS_HPP_INCLUDED


#ifndef CATCH_MATCHERS_EXCEPTION_HPP_INCLUDED
#define CATCH_MATCHERS_EXCEPTION_HPP_INCLUDED


namespace Catch {
namespace Matchers {

class ExceptionMessageMatcher final : public MatcherBase<std::exception> {
    std::string m_message;
public:

    ExceptionMessageMatcher(std::string const& message):
        m_message(message)
    {}

    bool match(std::exception const& ex) const override;

    std::string describe() const override;
};

//! Creates a matcher that checks whether a std derived exception has the provided message
ExceptionMessageMatcher Message(std::string const& message);

} // namespace Matchers
} // namespace Catch

#endif // CATCH_MATCHERS_EXCEPTION_HPP_INCLUDED


#ifndef CATCH_MATCHERS_FLOATING_HPP_INCLUDED
#define CATCH_MATCHERS_FLOATING_HPP_INCLUDED


namespace Catch {
namespace Matchers {

    namespace Detail {
        enum class FloatingPointKind : uint8_t;
    }

    struct WithinAbsMatcher final : MatcherBase<double> {
        WithinAbsMatcher(double target, double margin);
        bool match(double const& matchee) const override;
        std::string describe() const override;
    private:
        double m_target;
        double m_margin;
    };

    struct WithinUlpsMatcher final : MatcherBase<double> {
        WithinUlpsMatcher(double target, uint64_t ulps, Detail::FloatingPointKind baseType);
        bool match(double const& matchee) const override;
        std::string describe() const override;
    private:
        double m_target;
        uint64_t m_ulps;
        Detail::FloatingPointKind m_type;
    };

    // Given IEEE-754 format for floats and doubles, we can assume
    // that float -> double promotion is lossless. Given this, we can
    // assume that if we do the standard relative comparison of
    // |lhs - rhs| <= epsilon * max(fabs(lhs), fabs(rhs)), then we get
    // the same result if we do this for floats, as if we do this for
    // doubles that were promoted from floats.
    struct WithinRelMatcher final : MatcherBase<double> {
        WithinRelMatcher(double target, double epsilon);
        bool match(double const& matchee) const override;
        std::string describe() const override;
    private:
        double m_target;
        double m_epsilon;
    };

    //! Creates a matcher that accepts doubles within certain ULP range of target
    WithinUlpsMatcher WithinULP(double target, uint64_t maxUlpDiff);
    //! Creates a matcher that accepts floats within certain ULP range of target
    WithinUlpsMatcher WithinULP(float target, uint64_t maxUlpDiff);
    //! Creates a matcher that accepts numbers within certain range of target
    WithinAbsMatcher WithinAbs(double target, double margin);

    //! Creates a matcher that accepts doubles within certain relative range of target
    WithinRelMatcher WithinRel(double target, double eps);
    //! Creates a matcher that accepts doubles within 100*DBL_EPS relative range of target
    WithinRelMatcher WithinRel(double target);
    //! Creates a matcher that accepts doubles within certain relative range of target
    WithinRelMatcher WithinRel(float target, float eps);
    //! Creates a matcher that accepts floats within 100*FLT_EPS relative range of target
    WithinRelMatcher WithinRel(float target);

} // namespace Matchers
} // namespace Catch

#endif // CATCH_MATCHERS_FLOATING_HPP_INCLUDED


#ifndef CATCH_MATCHERS_PREDICATE_HPP_INCLUDED
#define CATCH_MATCHERS_PREDICATE_HPP_INCLUDED


#include <string>
#include <utility>

namespace Catch {
namespace Matchers {

namespace Detail {
    std::string finalizeDescription(const std::string& desc);
} // namespace Detail

template <typename T, typename Predicate>
class PredicateMatcher final : public MatcherBase<T> {
    Predicate m_predicate;
    std::string m_description;
public:

    PredicateMatcher(Predicate&& elem, std::string const& descr)
        :m_predicate(std::forward<Predicate>(elem)),
        m_description(Detail::finalizeDescription(descr))
    {}

    bool match( T const& item ) const override {
        return m_predicate(item);
    }

    std::string describe() const override {
        return m_description;
    }
};

    /**
     * Creates a matcher that calls delegates `match` to the provided predicate.
     *
     * The user has to explicitly specify the argument type to the matcher
     */
    template<typename T, typename Pred>
    PredicateMatcher<T, Pred> Predicate(Pred&& predicate, std::string const& description = "") {
        static_assert(is_callable<Pred(T)>::value, "Predicate not callable with argument T");
        static_assert(std::is_same<bool, FunctionReturnType<Pred, T>>::value, "Predicate does not return bool");
        return PredicateMatcher<T, Pred>(std::forward<Pred>(predicate), description);
    }

} // namespace Matchers
} // namespace Catch

#endif // CATCH_MATCHERS_PREDICATE_HPP_INCLUDED


#ifndef CATCH_MATCHERS_STRING_HPP_INCLUDED
#define CATCH_MATCHERS_STRING_HPP_INCLUDED


#include <string>

namespace Catch {
namespace Matchers {

    struct CasedString {
        CasedString( std::string const& str, CaseSensitive caseSensitivity );
        std::string adjustString( std::string const& str ) const;
        StringRef caseSensitivitySuffix() const;

        CaseSensitive m_caseSensitivity;
        std::string m_str;
    };

    struct StringMatcherBase : MatcherBase<std::string> {
        StringMatcherBase( std::string const& operation, CasedString const& comparator );
        std::string describe() const override;

        CasedString m_comparator;
        std::string m_operation;
    };

    struct StringEqualsMatcher final : StringMatcherBase {
        StringEqualsMatcher( CasedString const& comparator );
        bool match( std::string const& source ) const override;
    };
    struct StringContainsMatcher final : StringMatcherBase {
        StringContainsMatcher( CasedString const& comparator );
        bool match( std::string const& source ) const override;
    };
    struct StartsWithMatcher final : StringMatcherBase {
        StartsWithMatcher( CasedString const& comparator );
        bool match( std::string const& source ) const override;
    };
    struct EndsWithMatcher final : StringMatcherBase {
        EndsWithMatcher( CasedString const& comparator );
        bool match( std::string const& source ) const override;
    };

    struct RegexMatcher final : MatcherBase<std::string> {
        RegexMatcher( std::string regex, CaseSensitive caseSensitivity );
        bool match( std::string const& matchee ) const override;
        std::string describe() const override;

    private:
        std::string m_regex;
        CaseSensitive m_caseSensitivity;
    };

    //! Creates matcher that accepts strings that are exactly equal to `str`
    StringEqualsMatcher Equals( std::string const& str, CaseSensitive caseSensitivity = CaseSensitive::Yes );
    //! Creates matcher that accepts strings that contain `str`
    StringContainsMatcher Contains( std::string const& str, CaseSensitive caseSensitivity = CaseSensitive::Yes );
    //! Creates matcher that accepts strings that _end_ with `str`
    EndsWithMatcher EndsWith( std::string const& str, CaseSensitive caseSensitivity = CaseSensitive::Yes );
    //! Creates matcher that accepts strings that _start_ with `str`
    StartsWithMatcher StartsWith( std::string const& str, CaseSensitive caseSensitivity = CaseSensitive::Yes );
    //! Creates matcher that accepts strings matching `regex`
    RegexMatcher Matches( std::string const& regex, CaseSensitive caseSensitivity = CaseSensitive::Yes );

} // namespace Matchers
} // namespace Catch

#endif // CATCH_MATCHERS_STRING_HPP_INCLUDED


#ifndef CATCH_MATCHERS_VECTOR_HPP_INCLUDED
#define CATCH_MATCHERS_VECTOR_HPP_INCLUDED


#include <algorithm>

namespace Catch {
namespace Matchers {

    template<typename T, typename Alloc>
    struct VectorContainsElementMatcher final : MatcherBase<std::vector<T, Alloc>> {

        VectorContainsElementMatcher(T const& comparator):
            m_comparator(comparator)
        {}

        bool match(std::vector<T, Alloc> const& v) const override {
            for (auto const& el : v) {
                if (el == m_comparator) {
                    return true;
                }
            }
            return false;
        }

        std::string describe() const override {
            return "Contains: " + ::Catch::Detail::stringify( m_comparator );
        }

        T const& m_comparator;
    };

    template<typename T, typename AllocComp, typename AllocMatch>
    struct ContainsMatcher final : MatcherBase<std::vector<T, AllocMatch>> {

        ContainsMatcher(std::vector<T, AllocComp> const& comparator):
            m_comparator( comparator )
        {}

        bool match(std::vector<T, AllocMatch> const& v) const override {
            // !TBD: see note in EqualsMatcher
            if (m_comparator.size() > v.size())
                return false;
            for (auto const& comparator : m_comparator) {
                auto present = false;
                for (const auto& el : v) {
                    if (el == comparator) {
                        present = true;
                        break;
                    }
                }
                if (!present) {
                    return false;
                }
            }
            return true;
        }
        std::string describe() const override {
            return "Contains: " + ::Catch::Detail::stringify( m_comparator );
        }

        std::vector<T, AllocComp> const& m_comparator;
    };

    template<typename T, typename AllocComp, typename AllocMatch>
    struct EqualsMatcher final : MatcherBase<std::vector<T, AllocMatch>> {

        EqualsMatcher(std::vector<T, AllocComp> const& comparator):
            m_comparator( comparator )
        {}

        bool match(std::vector<T, AllocMatch> const& v) const override {
            // !TBD: This currently works if all elements can be compared using !=
            // - a more general approach would be via a compare template that defaults
            // to using !=. but could be specialised for, e.g. std::vector<T> etc
            // - then just call that directly
            if (m_comparator.size() != v.size())
                return false;
            for (std::size_t i = 0; i < v.size(); ++i)
                if (m_comparator[i] != v[i])
                    return false;
            return true;
        }
        std::string describe() const override {
            return "Equals: " + ::Catch::Detail::stringify( m_comparator );
        }
        std::vector<T, AllocComp> const& m_comparator;
    };

    template<typename T, typename AllocComp, typename AllocMatch>
    struct ApproxMatcher final : MatcherBase<std::vector<T, AllocMatch>> {

        ApproxMatcher(std::vector<T, AllocComp> const& comparator):
            m_comparator( comparator )
        {}

        bool match(std::vector<T, AllocMatch> const& v) const override {
            if (m_comparator.size() != v.size())
                return false;
            for (std::size_t i = 0; i < v.size(); ++i)
                if (m_comparator[i] != approx(v[i]))
                    return false;
            return true;
        }
        std::string describe() const override {
            return "is approx: " + ::Catch::Detail::stringify( m_comparator );
        }
        template <typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        ApproxMatcher& epsilon( T const& newEpsilon ) {
            approx.epsilon(static_cast<double>(newEpsilon));
            return *this;
        }
        template <typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        ApproxMatcher& margin( T const& newMargin ) {
            approx.margin(static_cast<double>(newMargin));
            return *this;
        }
        template <typename = std::enable_if_t<std::is_constructible<double, T>::value>>
        ApproxMatcher& scale( T const& newScale ) {
            approx.scale(static_cast<double>(newScale));
            return *this;
        }

        std::vector<T, AllocComp> const& m_comparator;
        mutable Catch::Approx approx = Catch::Approx::custom();
    };

    template<typename T, typename AllocComp, typename AllocMatch>
    struct UnorderedEqualsMatcher final : MatcherBase<std::vector<T, AllocMatch>> {
        UnorderedEqualsMatcher(std::vector<T, AllocComp> const& target):
            m_target(target)
        {}
        bool match(std::vector<T, AllocMatch> const& vec) const override {
            if (m_target.size() != vec.size()) {
                return false;
            }
            return std::is_permutation(m_target.begin(), m_target.end(), vec.begin());
        }

        std::string describe() const override {
            return "UnorderedEquals: " + ::Catch::Detail::stringify(m_target);
        }
    private:
        std::vector<T, AllocComp> const& m_target;
    };


    // The following functions create the actual matcher objects.
    // This allows the types to be inferred


    //! Creates a matcher that matches vectors that contain all elements in `comparator`
    template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
    ContainsMatcher<T, AllocComp, AllocMatch> Contains( std::vector<T, AllocComp> const& comparator ) {
        return ContainsMatcher<T, AllocComp, AllocMatch>(comparator);
    }

    //! Creates a matcher that matches vectors that contain `comparator` as an element
    template<typename T, typename Alloc = std::allocator<T>>
    VectorContainsElementMatcher<T, Alloc> VectorContains( T const& comparator ) {
        return VectorContainsElementMatcher<T, Alloc>(comparator);
    }

    //! Creates a matcher that matches vectors that are exactly equal to `comparator`
    template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
    EqualsMatcher<T, AllocComp, AllocMatch> Equals( std::vector<T, AllocComp> const& comparator ) {
        return EqualsMatcher<T, AllocComp, AllocMatch>(comparator);
    }

    //! Creates a matcher that matches vectors that `comparator` as an element
    template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
    ApproxMatcher<T, AllocComp, AllocMatch> Approx( std::vector<T, AllocComp> const& comparator ) {
        return ApproxMatcher<T, AllocComp, AllocMatch>(comparator);
    }

    //! Creates a matcher that matches vectors that is equal to `target` modulo permutation
    template<typename T, typename AllocComp = std::allocator<T>, typename AllocMatch = AllocComp>
    UnorderedEqualsMatcher<T, AllocComp, AllocMatch> UnorderedEquals(std::vector<T, AllocComp> const& target) {
        return UnorderedEqualsMatcher<T, AllocComp, AllocMatch>(target);
    }

} // namespace Matchers
} // namespace Catch

#endif // CATCH_MATCHERS_VECTOR_HPP_INCLUDED

#endif // CATCH_MATCHERS_ALL_HPP_INCLUDED


/** \file
 * This is a convenience header for Catch2's Reporter support. It includes
 * **all** of Catch2 headers related to reporters, including all reporters.
 *
 * Generally the Catch2 users should use specific includes they need,
 * but this header can be used instead for ease-of-experimentation, or
 * just plain convenience, at the cost of (significantly) increased
 * compilation times.
 *
 * When a new header (reporter) is added to either the `reporter` folder,
 * or to the corresponding internal subfolder, it should be added here.
 */

#ifndef CATCH_REPORTERS_ALL_HPP_INCLUDED
#define CATCH_REPORTERS_ALL_HPP_INCLUDED



#ifndef CATCH_REPORTER_AUTOMAKE_HPP_INCLUDED
#define CATCH_REPORTER_AUTOMAKE_HPP_INCLUDED



#ifndef CATCH_REPORTER_STREAMING_BASE_HPP_INCLUDED
#define CATCH_REPORTER_STREAMING_BASE_HPP_INCLUDED



#include <iosfwd>
#include <string>
#include <vector>

namespace Catch {

    template<typename T>
    struct LazyStat : Option<T> {
        LazyStat& operator=(T const& _value) {
            Option<T>::operator=(_value);
            used = false;
            return *this;
        }
        void reset() {
            Option<T>::reset();
            used = false;
        }
        bool used = false;
    };


    struct StreamingReporterBase : IStreamingReporter {

        StreamingReporterBase( ReporterConfig const& _config ):
            m_config( _config.fullConfig() ), stream( _config.stream() ) {
        }


        ~StreamingReporterBase() override;

        void noMatchingTestCases(std::string const&) override {}

        void reportInvalidArguments(std::string const&) override {}

        void testRunStarting( TestRunInfo const& _testRunInfo ) override;

        void testGroupStarting( GroupInfo const& _groupInfo ) override;

        void testCaseStarting(TestCaseInfo const& _testInfo) override  {
            currentTestCaseInfo = &_testInfo;
        }
        void sectionStarting(SectionInfo const& _sectionInfo) override {
            m_sectionStack.push_back(_sectionInfo);
        }

        void sectionEnded(SectionStats const& /* _sectionStats */) override {
            m_sectionStack.pop_back();
        }
        void testCaseEnded(TestCaseStats const& /* _testCaseStats */) override {
            currentTestCaseInfo = nullptr;
        }
        void testGroupEnded( TestGroupStats const& ) override;
        void testRunEnded( TestRunStats const& /* _testRunStats */ ) override;

        void skipTest(TestCaseInfo const&) override {
            // Don't do anything with this by default.
            // It can optionally be overridden in the derived class.
        }

        IConfig const* m_config;
        std::ostream& stream;

        LazyStat<TestRunInfo> currentTestRunInfo;
        LazyStat<GroupInfo> currentGroupInfo;
        TestCaseInfo const* currentTestCaseInfo = nullptr;

        std::vector<SectionInfo> m_sectionStack;
    };

} // end namespace Catch

#endif // CATCH_REPORTER_STREAMING_BASE_HPP_INCLUDED

namespace Catch {

    struct AutomakeReporter : StreamingReporterBase {
        AutomakeReporter( ReporterConfig const& _config )
          :   StreamingReporterBase( _config )
        {}

        ~AutomakeReporter() override;

        static std::string getDescription() {
            using namespace std::string_literals;
            return "Reports test results in the format of Automake .trs files"s;
        }

        void assertionStarting( AssertionInfo const& ) override {}

        bool assertionEnded( AssertionStats const& /*_assertionStats*/ ) override { return true; }

        void testCaseEnded(TestCaseStats const& _testCaseStats) override;

        void skipTest(TestCaseInfo const& testInfo) override;

    };

} // end namespace Catch

#endif // CATCH_REPORTER_AUTOMAKE_HPP_INCLUDED


#ifndef CATCH_REPORTER_COMPACT_HPP_INCLUDED
#define CATCH_REPORTER_COMPACT_HPP_INCLUDED




namespace Catch {

    struct CompactReporter : StreamingReporterBase {

        using StreamingReporterBase::StreamingReporterBase;

        ~CompactReporter() override;

        static std::string getDescription();

        void noMatchingTestCases(std::string const& spec) override;

        void assertionStarting(AssertionInfo const&) override;

        bool assertionEnded(AssertionStats const& _assertionStats) override;

        void sectionEnded(SectionStats const& _sectionStats) override;

        void testRunEnded(TestRunStats const& _testRunStats) override;

    };

} // end namespace Catch

#endif // CATCH_REPORTER_COMPACT_HPP_INCLUDED


#ifndef CATCH_REPORTER_CONSOLE_HPP_INCLUDED
#define CATCH_REPORTER_CONSOLE_HPP_INCLUDED


#if defined(_MSC_VER)
#pragma warning(push)
#pragma warning(disable:4061) // Not all labels are EXPLICITLY handled in switch
                              // Note that 4062 (not all labels are handled
                              // and default is missing) is enabled
#endif


namespace Catch {
    // Fwd decls
    struct SummaryColumn;
    class TablePrinter;

    struct ConsoleReporter : StreamingReporterBase {
        Detail::unique_ptr<TablePrinter> m_tablePrinter;

        ConsoleReporter(ReporterConfig const& config);
        ~ConsoleReporter() override;
        static std::string getDescription();

        void noMatchingTestCases(std::string const& spec) override;

        void reportInvalidArguments(std::string const&arg) override;

        void assertionStarting(AssertionInfo const&) override;

        bool assertionEnded(AssertionStats const& _assertionStats) override;

        void sectionStarting(SectionInfo const& _sectionInfo) override;
        void sectionEnded(SectionStats const& _sectionStats) override;

        void benchmarkPreparing(std::string const& name) override;
        void benchmarkStarting(BenchmarkInfo const& info) override;
        void benchmarkEnded(BenchmarkStats<> const& stats) override;
        void benchmarkFailed(std::string const& error) override;

        void testCaseEnded(TestCaseStats const& _testCaseStats) override;
        void testGroupEnded(TestGroupStats const& _testGroupStats) override;
        void testRunEnded(TestRunStats const& _testRunStats) override;
        void testRunStarting(TestRunInfo const& _testRunInfo) override;
    private:

        void lazyPrint();

        void lazyPrintWithoutClosingBenchmarkTable();
        void lazyPrintRunInfo();
        void lazyPrintGroupInfo();
        void printTestCaseAndSectionHeader();

        void printClosedHeader(std::string const& _name);
        void printOpenHeader(std::string const& _name);

        // if string has a : in first line will set indent to follow it on
        // subsequent lines
        void printHeaderString(std::string const& _string, std::size_t indent = 0);


        void printTotals(Totals const& totals);
        void printSummaryRow(std::string const& label, std::vector<SummaryColumn> const& cols, std::size_t row);

        void printTotalsDivider(Totals const& totals);
        void printSummaryDivider();
        void printTestFilters();

    private:
        bool m_headerPrinted = false;
    };

} // end namespace Catch

#if defined(_MSC_VER)
#pragma warning(pop)
#endif

#endif // CATCH_REPORTER_CONSOLE_HPP_INCLUDED


#ifndef CATCH_REPORTER_CUMULATIVE_BASE_HPP_INCLUDED
#define CATCH_REPORTER_CUMULATIVE_BASE_HPP_INCLUDED


#include <iosfwd>
#include <memory>
#include <string>
#include <vector>

namespace Catch {

    struct CumulativeReporterBase : IStreamingReporter {
        template<typename T, typename ChildNodeT>
        struct Node {
            explicit Node( T const& _value ) : value( _value ) {}
            virtual ~Node() {}

            using ChildNodes = std::vector<std::shared_ptr<ChildNodeT>>;
            T value;
            ChildNodes children;
        };
        struct SectionNode {
            explicit SectionNode(SectionStats const& _stats) : stats(_stats) {}

            bool operator == (SectionNode const& other) const {
                return stats.sectionInfo.lineInfo == other.stats.sectionInfo.lineInfo;
            }

            SectionStats stats;
            using ChildSections = std::vector<std::shared_ptr<SectionNode>>;
            using Assertions = std::vector<AssertionStats>;
            ChildSections childSections;
            Assertions assertions;
            std::string stdOut;
            std::string stdErr;
        };


        using TestCaseNode = Node<TestCaseStats, SectionNode>;
        using TestGroupNode = Node<TestGroupStats, TestCaseNode>;
        using TestRunNode = Node<TestRunStats, TestGroupNode>;

        CumulativeReporterBase( ReporterConfig const& _config ):
            m_config( _config.fullConfig() ), stream( _config.stream() ) {}
        ~CumulativeReporterBase() override;

        void testRunStarting( TestRunInfo const& ) override {}
        void testGroupStarting( GroupInfo const& ) override {}

        void testCaseStarting( TestCaseInfo const& ) override {}

        void sectionStarting( SectionInfo const& sectionInfo ) override;

        void assertionStarting( AssertionInfo const& ) override {}

        bool assertionEnded( AssertionStats const& assertionStats ) override;
        void sectionEnded( SectionStats const& sectionStats ) override;
        void testCaseEnded( TestCaseStats const& testCaseStats ) override;
        void testGroupEnded( TestGroupStats const& testGroupStats ) override;
        void testRunEnded( TestRunStats const& testRunStats ) override;
        virtual void testRunEndedCumulative() = 0;

        void skipTest(TestCaseInfo const&) override {}

        IConfig const* m_config;
        std::ostream& stream;
        std::vector<AssertionStats> m_assertions;
        std::vector<std::vector<std::shared_ptr<SectionNode>>> m_sections;
        std::vector<std::shared_ptr<TestCaseNode>> m_testCases;
        std::vector<std::shared_ptr<TestGroupNode>> m_testGroups;

        std::vector<std::shared_ptr<TestRunNode>> m_testRuns;

        std::shared_ptr<SectionNode> m_rootSection;
        std::shared_ptr<SectionNode> m_deepestSection;
        std::vector<std::shared_ptr<SectionNode>> m_sectionStack;
    };

} // end namespace Catch

#endif // CATCH_REPORTER_CUMULATIVE_BASE_HPP_INCLUDED


#ifndef CATCH_REPORTER_EVENT_LISTENER_HPP_INCLUDED
#define CATCH_REPORTER_EVENT_LISTENER_HPP_INCLUDED


namespace Catch {

    /**
     * Base class identifying listeners.
     *
     * Provides default implementation for all IStreamingReporter member
     * functions, so that listeners implementations can pick which
     * member functions it actually cares about.
     */
    class EventListenerBase : public IStreamingReporter {
        IConfig const* m_config;

    public:
        EventListenerBase( ReporterConfig const& config ):
            m_config( config.fullConfig() ) {}

        void assertionStarting( AssertionInfo const& assertionInfo ) override;
        bool assertionEnded( AssertionStats const& assertionStats ) override;

        void
        listReporters( std::vector<ReporterDescription> const& descriptions,
                       IConfig const& config ) override;
        void listTests( std::vector<TestCaseHandle> const& tests,
                        IConfig const& config ) override;
        void listTags( std::vector<TagInfo> const& tagInfos,
                       IConfig const& config ) override;

        void noMatchingTestCases( std::string const& spec ) override;
        void testRunStarting( TestRunInfo const& testRunInfo ) override;
        void testGroupStarting( GroupInfo const& groupInfo ) override;
        void testCaseStarting( TestCaseInfo const& testInfo ) override;
        void sectionStarting( SectionInfo const& sectionInfo ) override;
        void sectionEnded( SectionStats const& sectionStats ) override;
        void testCaseEnded( TestCaseStats const& testCaseStats ) override;
        void testGroupEnded( TestGroupStats const& testGroupStats ) override;
        void testRunEnded( TestRunStats const& testRunStats ) override;
        void skipTest( TestCaseInfo const& testInfo ) override;
    };

} // end namespace Catch

#endif // CATCH_REPORTER_EVENT_LISTENER_HPP_INCLUDED


#ifndef CATCH_REPORTER_HELPERS_HPP_INCLUDED
#define CATCH_REPORTER_HELPERS_HPP_INCLUDED

#include <iosfwd>
#include <string>
#include <vector>

namespace Catch {

    struct IConfig;

    // Returns double formatted as %.3f (format expected on output)
    std::string getFormattedDuration( double duration );

    //! Should the reporter show duration of test given current configuration?
    bool shouldShowDuration( IConfig const& config, double duration );

    std::string serializeFilters( std::vector<std::string> const& filters );

    struct lineOfChars {
        char c;
        constexpr lineOfChars( char c_ ): c( c_ ) {}

        friend std::ostream& operator<<( std::ostream& out, lineOfChars value );
    };

} // end namespace Catch

#endif // CATCH_REPORTER_HELPERS_HPP_INCLUDED


#ifndef CATCH_REPORTER_JUNIT_HPP_INCLUDED
#define CATCH_REPORTER_JUNIT_HPP_INCLUDED



namespace Catch {

    class JunitReporter : public CumulativeReporterBase {
    public:
        JunitReporter(ReporterConfig const& _config);

        ~JunitReporter() override;

        static std::string getDescription();

        void noMatchingTestCases(std::string const& /*spec*/) override;

        void testRunStarting(TestRunInfo const& runInfo) override;

        void testGroupStarting(GroupInfo const& groupInfo) override;

        void testCaseStarting(TestCaseInfo const& testCaseInfo) override;
        bool assertionEnded(AssertionStats const& assertionStats) override;

        void testCaseEnded(TestCaseStats const& testCaseStats) override;

        void testGroupEnded(TestGroupStats const& testGroupStats) override;

        void testRunEndedCumulative() override;

        void writeGroup(TestGroupNode const& groupNode, double suiteTime);

        void writeTestCase(TestCaseNode const& testCaseNode);

        void writeSection(std::string const& className,
                          std::string const& rootName,
                          SectionNode const& sectionNode);

        void writeAssertions(SectionNode const& sectionNode);
        void writeAssertion(AssertionStats const& stats);

        XmlWriter xml;
        Timer suiteTimer;
        std::string stdOutForSuite;
        std::string stdErrForSuite;
        unsigned int unexpectedExceptions = 0;
        bool m_okToFail = false;
    };

} // end namespace Catch

#endif // CATCH_REPORTER_JUNIT_HPP_INCLUDED


#ifndef CATCH_REPORTER_LISTENING_HPP_INCLUDED
#define CATCH_REPORTER_LISTENING_HPP_INCLUDED


namespace Catch {

    class ListeningReporter final : public IStreamingReporter {
        using Reporters = std::vector<IStreamingReporterPtr>;
        Reporters m_listeners;
        IStreamingReporterPtr m_reporter = nullptr;

    public:
        ListeningReporter();

        void addListener( IStreamingReporterPtr&& listener );
        void addReporter( IStreamingReporterPtr&& reporter );

    public: // IStreamingReporter

        void noMatchingTestCases( std::string const& spec ) override;

        void reportInvalidArguments(std::string const&arg) override;

        void benchmarkPreparing(std::string const& name) override;
        void benchmarkStarting( BenchmarkInfo const& benchmarkInfo ) override;
        void benchmarkEnded( BenchmarkStats<> const& benchmarkStats ) override;
        void benchmarkFailed(std::string const&) override;

        void testRunStarting( TestRunInfo const& testRunInfo ) override;
        void testGroupStarting( GroupInfo const& groupInfo ) override;
        void testCaseStarting( TestCaseInfo const& testInfo ) override;
        void sectionStarting( SectionInfo const& sectionInfo ) override;
        void assertionStarting( AssertionInfo const& assertionInfo ) override;

        // The return value indicates if the messages buffer should be cleared:
        bool assertionEnded( AssertionStats const& assertionStats ) override;
        void sectionEnded( SectionStats const& sectionStats ) override;
        void testCaseEnded( TestCaseStats const& testCaseStats ) override;
        void testGroupEnded( TestGroupStats const& testGroupStats ) override;
        void testRunEnded( TestRunStats const& testRunStats ) override;

        void skipTest( TestCaseInfo const& testInfo ) override;

        void listReporters(std::vector<ReporterDescription> const& descriptions, IConfig const& config) override;
        void listTests(std::vector<TestCaseHandle> const& tests, IConfig const& config) override;
        void listTags(std::vector<TagInfo> const& tags, IConfig const& config) override;


    };

} // end namespace Catch

#endif // CATCH_REPORTER_LISTENING_HPP_INCLUDED


#ifndef CATCH_REPORTER_SONARQUBE_HPP_INCLUDED
#define CATCH_REPORTER_SONARQUBE_HPP_INCLUDED



namespace Catch {

    struct SonarQubeReporter : CumulativeReporterBase {

        SonarQubeReporter(ReporterConfig const& config)
        : CumulativeReporterBase(config)
        , xml(config.stream()) {
            m_preferences.shouldRedirectStdOut = true;
            m_preferences.shouldReportAllAssertions = true;
        }

        ~SonarQubeReporter() override;

        static std::string getDescription() {
            using namespace std::string_literals;
            return "Reports test results in the Generic Test Data SonarQube XML format"s;
        }

        void noMatchingTestCases(std::string const& /*spec*/) override {}

        void testRunStarting(TestRunInfo const& testRunInfo) override;

        void testGroupEnded(TestGroupStats const& testGroupStats) override;

        void testRunEndedCumulative() override {
            xml.endElement();
        }

        void writeGroup(TestGroupNode const& groupNode);

        void writeTestFile(std::string const& filename, TestGroupNode::ChildNodes const& testCaseNodes);

        void writeTestCase(TestCaseNode const& testCaseNode);

        void writeSection(std::string const& rootName, SectionNode const& sectionNode, bool okToFail);

        void writeAssertions(SectionNode const& sectionNode, bool okToFail);

        void writeAssertion(AssertionStats const& stats, bool okToFail);

    private:
        XmlWriter xml;
    };


} // end namespace Catch

#endif // CATCH_REPORTER_SONARQUBE_HPP_INCLUDED


#ifndef CATCH_REPORTER_TAP_HPP_INCLUDED
#define CATCH_REPORTER_TAP_HPP_INCLUDED


namespace Catch {

    struct TAPReporter : StreamingReporterBase {

        TAPReporter( ReporterConfig const& config ):
            StreamingReporterBase( config ) {
            m_preferences.shouldReportAllAssertions = true;
        }
        ~TAPReporter() override;

        static std::string getDescription() {
            using namespace std::string_literals;
            return "Reports test results in TAP format, suitable for test harnesses"s;
        }

        void noMatchingTestCases(std::string const& spec) override;

        void assertionStarting( AssertionInfo const& ) override {}

        bool assertionEnded(AssertionStats const& _assertionStats) override;

        void testRunEnded(TestRunStats const& _testRunStats) override;

    private:
        std::size_t counter = 0;
    };

} // end namespace Catch

#endif // CATCH_REPORTER_TAP_HPP_INCLUDED


#ifndef CATCH_REPORTER_TEAMCITY_HPP_INCLUDED
#define CATCH_REPORTER_TEAMCITY_HPP_INCLUDED


#include <cstring>

#ifdef __clang__
#   pragma clang diagnostic push
#   pragma clang diagnostic ignored "-Wpadded"
#endif

namespace Catch {

    struct TeamCityReporter : StreamingReporterBase {
        TeamCityReporter( ReporterConfig const& _config )
        :   StreamingReporterBase( _config )
        {
            m_preferences.shouldRedirectStdOut = true;
        }

        ~TeamCityReporter() override;

        static std::string getDescription() {
            using namespace std::string_literals;
            return "Reports test results as TeamCity service messages"s;
        }

        void skipTest( TestCaseInfo const& /* testInfo */ ) override {}

        void noMatchingTestCases( std::string const& /* spec */ ) override {}

        void testGroupStarting(GroupInfo const& groupInfo) override;
        void testGroupEnded(TestGroupStats const& testGroupStats) override;


        void assertionStarting(AssertionInfo const&) override {}

        bool assertionEnded(AssertionStats const& assertionStats) override;

        void sectionStarting(SectionInfo const& sectionInfo) override {
            m_headerPrintedForThisSection = false;
            StreamingReporterBase::sectionStarting( sectionInfo );
        }

        void testCaseStarting(TestCaseInfo const& testInfo) override;

        void testCaseEnded(TestCaseStats const& testCaseStats) override;

    private:
        void printSectionHeader(std::ostream& os);

    private:
        bool m_headerPrintedForThisSection = false;
        Timer m_testTimer;
    };

} // end namespace Catch

#ifdef __clang__
#   pragma clang diagnostic pop
#endif

#endif // CATCH_REPORTER_TEAMCITY_HPP_INCLUDED


#ifndef CATCH_REPORTER_XML_HPP_INCLUDED
#define CATCH_REPORTER_XML_HPP_INCLUDED




namespace Catch {
    class XmlReporter : public StreamingReporterBase {
    public:
        XmlReporter(ReporterConfig const& _config);

        ~XmlReporter() override;

        static std::string getDescription();

        virtual std::string getStylesheetRef() const;

        void writeSourceInfo(SourceLineInfo const& sourceInfo);

    public: // StreamingReporterBase

        void noMatchingTestCases(std::string const& s) override;

        void testRunStarting(TestRunInfo const& testInfo) override;

        void testGroupStarting(GroupInfo const& groupInfo) override;

        void testCaseStarting(TestCaseInfo const& testInfo) override;

        void sectionStarting(SectionInfo const& sectionInfo) override;

        void assertionStarting(AssertionInfo const&) override;

        bool assertionEnded(AssertionStats const& assertionStats) override;

        void sectionEnded(SectionStats const& sectionStats) override;

        void testCaseEnded(TestCaseStats const& testCaseStats) override;

        void testGroupEnded(TestGroupStats const& testGroupStats) override;

        void testRunEnded(TestRunStats const& testRunStats) override;

        void benchmarkPreparing(std::string const& name) override;
        void benchmarkStarting(BenchmarkInfo const&) override;
        void benchmarkEnded(BenchmarkStats<> const&) override;
        void benchmarkFailed(std::string const&) override;

        void listReporters(std::vector<ReporterDescription> const& descriptions, IConfig const& config) override;
        void listTests(std::vector<TestCaseHandle> const& tests, IConfig const& config) override;
        void listTags(std::vector<TagInfo> const& tags, IConfig const& config) override;

    private:
        Timer m_testCaseTimer;
        XmlWriter m_xml;
        int m_sectionDepth = 0;
    };

} // end namespace Catch

#endif // CATCH_REPORTER_XML_HPP_INCLUDED

#endif // CATCH_REPORTERS_ALL_HPP_INCLUDED

#endif // CATCH_ALL_HPP_INCLUDED
#endif // CATCH_AMALGAMATED_HPP_INCLUDED
