Updated tests to catch v2.8.0

4 files changed, 15377 insertions, 9430 deletions

diff --git a/tests/catch.hpp b/tests/catch.hpp
index 5585d1e3..02302b8d 100644
--- a/tests/catch.hpp
+++ b/tests/catch.hpp
@@ -1,9427 +1,15372 @@
-/*

- *  CATCH v1.1 build 1 (master branch)

- *  Generated: 2015-03-27 18:00:16.346230

- *  ----------------------------------------------------------

- *  This file has been merged from multiple headers. Please don't edit it directly

- *  Copyright (c) 2012 Two Blue Cubes Ltd. All rights reserved.

- *

- *  Distributed under the Boost Software License, Version 1.0. (See accompanying

- *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)

- */

-#ifndef TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED

-#define TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED

-

-#define TWOBLUECUBES_CATCH_HPP_INCLUDED

-

-// #included from: internal/catch_suppress_warnings.h

-

-#define TWOBLUECUBES_CATCH_SUPPRESS_WARNINGS_H_INCLUDED

-

-#ifdef __clang__

-#   ifdef __ICC // icpc defines the __clang__ macro

-#       pragma warning(push)

-#       pragma warning(disable: 161 1682)

-#   else // __ICC

-#       pragma clang diagnostic ignored "-Wglobal-constructors"

-#       pragma clang diagnostic ignored "-Wvariadic-macros"

-#       pragma clang diagnostic ignored "-Wc99-extensions"

-#       pragma clang diagnostic ignored "-Wunused-variable"

-#       pragma clang diagnostic push

-#       pragma clang diagnostic ignored "-Wpadded"

-#       pragma clang diagnostic ignored "-Wc++98-compat"

-#       pragma clang diagnostic ignored "-Wc++98-compat-pedantic"

-#    endif

-#elif defined __GNUC__

-#    pragma GCC diagnostic ignored "-Wvariadic-macros"

-#    pragma GCC diagnostic ignored "-Wunused-variable"

-#    pragma GCC diagnostic push

-#    pragma GCC diagnostic ignored "-Wpadded"

-#endif

-

-#if defined(CATCH_CONFIG_MAIN) || defined(CATCH_CONFIG_RUNNER)

-#  define CATCH_IMPL

-#endif

-

-#ifdef CATCH_IMPL

-#  ifndef CLARA_CONFIG_MAIN

-#    define CLARA_CONFIG_MAIN_NOT_DEFINED

-#    define CLARA_CONFIG_MAIN

-#  endif

-#endif

-

-// #included from: internal/catch_notimplemented_exception.h

-#define TWOBLUECUBES_CATCH_NOTIMPLEMENTED_EXCEPTION_H_INCLUDED

-

-// #included from: catch_common.h

-#define TWOBLUECUBES_CATCH_COMMON_H_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 )

-#define INTERNAL_CATCH_UNIQUE_NAME( name ) INTERNAL_CATCH_UNIQUE_NAME_LINE( name, __LINE__ )

-

-#define INTERNAL_CATCH_STRINGIFY2( expr ) #expr

-#define INTERNAL_CATCH_STRINGIFY( expr ) INTERNAL_CATCH_STRINGIFY2( expr )

-

-#include <sstream>

-#include <stdexcept>

-#include <algorithm>

-

-// #included from: catch_compiler_capabilities.h

-#define TWOBLUECUBES_CATCH_COMPILER_CAPABILITIES_HPP_INCLUDED

-

-// Much of the following code is based on Boost (1.53)

-

-#ifdef __clang__

-

-#  if __has_feature(cxx_nullptr)

-#    define CATCH_CONFIG_CPP11_NULLPTR

-#  endif

-

-#  if __has_feature(cxx_noexcept)

-#    define CATCH_CONFIG_CPP11_NOEXCEPT

-#  endif

-

-#endif // __clang__

-

-////////////////////////////////////////////////////////////////////////////////

-// Borland

-#ifdef __BORLANDC__

-

-#if (__BORLANDC__ > 0x582 )

-//#define CATCH_CONFIG_SFINAE // Not confirmed

-#endif

-

-#endif // __BORLANDC__

-

-////////////////////////////////////////////////////////////////////////////////

-// EDG

-#ifdef __EDG_VERSION__

-

-#if (__EDG_VERSION__ > 238 )

-//#define CATCH_CONFIG_SFINAE // Not confirmed

-#endif

-

-#endif // __EDG_VERSION__

-

-////////////////////////////////////////////////////////////////////////////////

-// Digital Mars

-#ifdef __DMC__

-

-#if (__DMC__ > 0x840 )

-//#define CATCH_CONFIG_SFINAE // Not confirmed

-#endif

-

-#endif // __DMC__

-

-////////////////////////////////////////////////////////////////////////////////

-// GCC

-#ifdef __GNUC__

-

-#if __GNUC__ < 3

-

-#if (__GNUC_MINOR__ >= 96 )

-//#define CATCH_CONFIG_SFINAE

-#endif

-

-#elif __GNUC__ >= 3

-

-// #define CATCH_CONFIG_SFINAE // Taking this out completely for now

-

-#endif // __GNUC__ < 3

-

-#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 6 && defined(__GXX_EXPERIMENTAL_CXX0X__) )

-

-#define CATCH_CONFIG_CPP11_NULLPTR

-#endif

-

-#endif // __GNUC__

-

-////////////////////////////////////////////////////////////////////////////////

-// Visual C++

-#ifdef _MSC_VER

-

-#if (_MSC_VER >= 1600)

-#define CATCH_CONFIG_CPP11_NULLPTR

-#endif

-

-#if (_MSC_VER >= 1310 ) // (VC++ 7.0+)

-//#define CATCH_CONFIG_SFINAE // Not confirmed

-#endif

-

-#endif // _MSC_VER

-

-// Use variadic macros if the compiler supports them

-#if ( defined _MSC_VER && _MSC_VER > 1400 && !defined __EDGE__) || \

-    ( defined __WAVE__ && __WAVE_HAS_VARIADICS ) || \

-    ( defined __GNUC__ && __GNUC__ >= 3 ) || \

-    ( !defined __cplusplus && __STDC_VERSION__ >= 199901L || __cplusplus >= 201103L )

-

-#ifndef CATCH_CONFIG_NO_VARIADIC_MACROS

-#define CATCH_CONFIG_VARIADIC_MACROS

-#endif

-

-#endif

-

-////////////////////////////////////////////////////////////////////////////////

-// C++ language feature support

-

-// detect language version:

-#if (__cplusplus == 201103L)

-#  define CATCH_CPP11

-#  define CATCH_CPP11_OR_GREATER

-#elif (__cplusplus >= 201103L)

-#  define CATCH_CPP11_OR_GREATER

-#endif

-

-// noexcept support:

-#if defined(CATCH_CONFIG_CPP11_NOEXCEPT) && !defined(CATCH_NOEXCEPT)

-#  define CATCH_NOEXCEPT noexcept

-#  define CATCH_NOEXCEPT_IS(x) noexcept(x)

-#else

-#  define CATCH_NOEXCEPT throw()

-#  define CATCH_NOEXCEPT_IS(x)

-#endif

-

-namespace Catch {

-

-    class NonCopyable {

-#ifdef CATCH_CPP11_OR_GREATER

-        NonCopyable( NonCopyable const& )              = delete;

-        NonCopyable( NonCopyable && )                  = delete;

-        NonCopyable& operator = ( NonCopyable const& ) = delete;

-        NonCopyable& operator = ( NonCopyable && )     = delete;

-#else

-        NonCopyable( NonCopyable const& info );

-        NonCopyable& operator = ( NonCopyable const& );

-#endif

-

-    protected:

-        NonCopyable() {}

-        virtual ~NonCopyable();

-    };

-

-    class SafeBool {

-    public:

-        typedef void (SafeBool::*type)() const;

-

-        static type makeSafe( bool value ) {

-            return value ? &SafeBool::trueValue : 0;

-        }

-    private:

-        void trueValue() const {}

-    };

-

-    template<typename ContainerT>

-    inline void deleteAll( ContainerT& container ) {

-        typename ContainerT::const_iterator it = container.begin();

-        typename ContainerT::const_iterator itEnd = container.end();

-        for(; it != itEnd; ++it )

-            delete *it;

-    }

-    template<typename AssociativeContainerT>

-    inline void deleteAllValues( AssociativeContainerT& container ) {

-        typename AssociativeContainerT::const_iterator it = container.begin();

-        typename AssociativeContainerT::const_iterator itEnd = container.end();

-        for(; it != itEnd; ++it )

-            delete it->second;

-    }

-

-    bool startsWith( std::string const& s, std::string const& prefix );

-    bool endsWith( std::string const& s, std::string const& suffix );

-    bool contains( std::string const& s, std::string const& infix );

-    void toLowerInPlace( std::string& s );

-    std::string toLower( std::string const& s );

-    std::string trim( std::string const& str );

-    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;

-    };

-

-    struct SourceLineInfo {

-

-        SourceLineInfo();

-        SourceLineInfo( char const* _file, std::size_t _line );

-        SourceLineInfo( SourceLineInfo const& other );

-#  ifdef CATCH_CPP11_OR_GREATER

-        SourceLineInfo( SourceLineInfo && )                  = default;

-        SourceLineInfo& operator = ( SourceLineInfo const& ) = default;

-        SourceLineInfo& operator = ( SourceLineInfo && )     = default;

-#  endif

-        bool empty() const;

-        bool operator == ( SourceLineInfo const& other ) const;

-        bool operator < ( SourceLineInfo const& other ) const;

-

-        std::string file;

-        std::size_t line;

-    };

-

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

-

-    // This is just here to avoid compiler warnings with macro constants and boolean literals

-    inline bool isTrue( bool value ){ return value; }

-    inline bool alwaysTrue() { return true; }

-    inline bool alwaysFalse() { return false; }

-

-    void throwLogicError( std::string const& message, SourceLineInfo const& locationInfo );

-

-    // Use this in variadic streaming macros to allow

-    //    >> +StreamEndStop

-    // as well as

-    //    >> stuff +StreamEndStop

-    struct StreamEndStop {

-        std::string operator+() {

-            return std::string();

-        }

-    };

-    template<typename T>

-    T const& operator + ( T const& value, StreamEndStop ) {

-        return value;

-    }

-}

-

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

-#define CATCH_INTERNAL_ERROR( msg ) ::Catch::throwLogicError( msg, CATCH_INTERNAL_LINEINFO );

-

-#include <ostream>

-

-namespace Catch {

-

-    class NotImplementedException : public std::exception

-    {

-    public:

-        NotImplementedException( SourceLineInfo const& lineInfo );

-        NotImplementedException( NotImplementedException const& ) {}

-

-        virtual ~NotImplementedException() CATCH_NOEXCEPT {}

-

-        virtual const char* what() const CATCH_NOEXCEPT;

-

-    private:

-        std::string m_what;

-        SourceLineInfo m_lineInfo;

-    };

-

-} // end namespace Catch

-

-///////////////////////////////////////////////////////////////////////////////

-#define CATCH_NOT_IMPLEMENTED throw Catch::NotImplementedException( CATCH_INTERNAL_LINEINFO )

-

-// #included from: internal/catch_context.h

-#define TWOBLUECUBES_CATCH_CONTEXT_H_INCLUDED

-

-// #included from: catch_interfaces_generators.h

-#define TWOBLUECUBES_CATCH_INTERFACES_GENERATORS_H_INCLUDED

-

-#include <string>

-

-namespace Catch {

-

-    struct IGeneratorInfo {

-        virtual ~IGeneratorInfo();

-        virtual bool moveNext() = 0;

-        virtual std::size_t getCurrentIndex() const = 0;

-    };

-

-    struct IGeneratorsForTest {

-        virtual ~IGeneratorsForTest();

-

-        virtual IGeneratorInfo& getGeneratorInfo( std::string const& fileInfo, std::size_t size ) = 0;

-        virtual bool moveNext() = 0;

-    };

-

-    IGeneratorsForTest* createGeneratorsForTest();

-

-} // end namespace Catch

-

-// #included from: catch_ptr.hpp

-#define TWOBLUECUBES_CATCH_PTR_HPP_INCLUDED

-

-#ifdef __clang__

-#pragma clang diagnostic push

-#pragma clang diagnostic ignored "-Wpadded"

-#endif

-

-namespace Catch {

-

-    // An intrusive reference counting smart pointer.

-    // T must implement addRef() and release() methods

-    // typically implementing the IShared interface

-    template<typename T>

-    class Ptr {

-    public:

-        Ptr() : m_p( NULL ){}

-        Ptr( T* p ) : m_p( p ){

-            if( m_p )

-                m_p->addRef();

-        }

-        Ptr( Ptr const& other ) : m_p( other.m_p ){

-            if( m_p )

-                m_p->addRef();

-        }

-        ~Ptr(){

-            if( m_p )

-                m_p->release();

-        }

-        void reset() {

-            if( m_p )

-                m_p->release();

-            m_p = NULL;

-        }

-        Ptr& operator = ( T* p ){

-            Ptr temp( p );

-            swap( temp );

-            return *this;

-        }

-        Ptr& operator = ( Ptr const& other ){

-            Ptr temp( other );

-            swap( temp );

-            return *this;

-        }

-        void swap( Ptr& other ) { std::swap( m_p, other.m_p ); }

-        T* get() { return m_p; }

-        const T* get() const{ return m_p; }

-        T& operator*() const { return *m_p; }

-        T* operator->() const { return m_p; }

-        bool operator !() const { return m_p == NULL; }

-        operator SafeBool::type() const { return SafeBool::makeSafe( m_p != NULL ); }

-

-    private:

-        T* m_p;

-    };

-

-    struct IShared : NonCopyable {

-        virtual ~IShared();

-        virtual void addRef() const = 0;

-        virtual void release() const = 0;

-    };

-

-    template<typename T = IShared>

-    struct SharedImpl : T {

-

-        SharedImpl() : m_rc( 0 ){}

-

-        virtual void addRef() const {

-            ++m_rc;

-        }

-        virtual void release() const {

-            if( --m_rc == 0 )

-                delete this;

-        }

-

-        mutable unsigned int m_rc;

-    };

-

-} // end namespace Catch

-

-#ifdef __clang__

-#pragma clang diagnostic pop

-#endif

-

-#include <memory>

-#include <vector>

-#include <stdlib.h>

-

-namespace Catch {

-

-    class TestCase;

-    class Stream;

-    struct IResultCapture;

-    struct IRunner;

-    struct IGeneratorsForTest;

-    struct IConfig;

-

-    struct IContext

-    {

-        virtual ~IContext();

-

-        virtual IResultCapture* getResultCapture() = 0;

-        virtual IRunner* getRunner() = 0;

-        virtual size_t getGeneratorIndex( std::string const& fileInfo, size_t totalSize ) = 0;

-        virtual bool advanceGeneratorsForCurrentTest() = 0;

-        virtual Ptr<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( Ptr<IConfig const> const& config ) = 0;

-    };

-

-    IContext& getCurrentContext();

-    IMutableContext& getCurrentMutableContext();

-    void cleanUpContext();

-    Stream createStream( std::string const& streamName );

-

-}

-

-// #included from: internal/catch_test_registry.hpp

-#define TWOBLUECUBES_CATCH_TEST_REGISTRY_HPP_INCLUDED

-

-// #included from: catch_interfaces_testcase.h

-#define TWOBLUECUBES_CATCH_INTERFACES_TESTCASE_H_INCLUDED

-

-#include <vector>

-

-namespace Catch {

-

-    class TestSpec;

-

-    struct ITestCase : IShared {

-        virtual void invoke () const = 0;

-    protected:

-        virtual ~ITestCase();

-    };

-

-    class TestCase;

-    struct IConfig;

-

-    struct ITestCaseRegistry {

-        virtual ~ITestCaseRegistry();

-        virtual std::vector<TestCase> const& getAllTests() const = 0;

-        virtual void getFilteredTests( TestSpec const& testSpec, IConfig const& config, std::vector<TestCase>& matchingTestCases, bool negated = false ) const = 0;

-

-    };

-}

-

-namespace Catch {

-

-template<typename C>

-class MethodTestCase : public SharedImpl<ITestCase> {

-

-public:

-    MethodTestCase( void (C::*method)() ) : m_method( method ) {}

-

-    virtual void invoke() const {

-        C obj;

-        (obj.*m_method)();

-    }

-

-private:

-    virtual ~MethodTestCase() {}

-

-    void (C::*m_method)();

-};

-

-typedef void(*TestFunction)();

-

-struct NameAndDesc {

-    NameAndDesc( const char* _name = "", const char* _description= "" )

-    : name( _name ), description( _description )

-    {}

-

-    const char* name;

-    const char* description;

-};

-

-struct AutoReg {

-

-    AutoReg(    TestFunction function,

-                SourceLineInfo const& lineInfo,

-                NameAndDesc const& nameAndDesc );

-

-    template<typename C>

-    AutoReg(    void (C::*method)(),

-                char const* className,

-                NameAndDesc const& nameAndDesc,

-                SourceLineInfo const& lineInfo ) {

-        registerTestCase(   new MethodTestCase<C>( method ),

-                            className,

-                            nameAndDesc,

-                            lineInfo );

-    }

-

-    void registerTestCase(  ITestCase* testCase,

-                            char const* className,

-                            NameAndDesc const& nameAndDesc,

-                            SourceLineInfo const& lineInfo );

-

-    ~AutoReg();

-

-private:

-    AutoReg( AutoReg const& );

-    void operator= ( AutoReg const& );

-};

-

-} // end namespace Catch

-

-#ifdef CATCH_CONFIG_VARIADIC_MACROS

-    ///////////////////////////////////////////////////////////////////////////////

-    #define INTERNAL_CATCH_TESTCASE( ... ) \

-        static void INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )(); \

-        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME(  ____C_A_T_C_H____T_E_S_T____ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( __VA_ARGS__ ) ); }\

-        static void INTERNAL_CATCH_UNIQUE_NAME(  ____C_A_T_C_H____T_E_S_T____ )()

-

-    ///////////////////////////////////////////////////////////////////////////////

-    #define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, ... ) \

-        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &QualifiedMethod, "&" #QualifiedMethod, Catch::NameAndDesc( __VA_ARGS__ ), CATCH_INTERNAL_LINEINFO ); }

-

-    ///////////////////////////////////////////////////////////////////////////////

-    #define INTERNAL_CATCH_TEST_CASE_METHOD( ClassName, ... )\

-        namespace{ \

-            struct INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ) : ClassName{ \

-                void test(); \

-            }; \

-            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( &INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )::test, #ClassName, Catch::NameAndDesc( __VA_ARGS__ ), CATCH_INTERNAL_LINEINFO ); \

-        } \

-        void INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )::test()

-

-#else

-    ///////////////////////////////////////////////////////////////////////////////

-    #define INTERNAL_CATCH_TESTCASE( Name, Desc ) \

-        static void INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )(); \

-        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME(  ____C_A_T_C_H____T_E_S_T____ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( Name, Desc ) ); }\

-        static void INTERNAL_CATCH_UNIQUE_NAME(  ____C_A_T_C_H____T_E_S_T____ )()

-

-    ///////////////////////////////////////////////////////////////////////////////

-    #define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, Name, Desc ) \

-        namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &QualifiedMethod, "&" #QualifiedMethod, Catch::NameAndDesc( Name, Desc ), CATCH_INTERNAL_LINEINFO ); }

-

-    ///////////////////////////////////////////////////////////////////////////////

-    #define INTERNAL_CATCH_TEST_CASE_METHOD( ClassName, TestName, Desc )\

-        namespace{ \

-            struct INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ) : ClassName{ \

-                void test(); \

-            }; \

-            Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar ) ( &INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )::test, #ClassName, Catch::NameAndDesc( TestName, Desc ), CATCH_INTERNAL_LINEINFO ); \

-        } \

-        void INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ )::test()

-

-#endif

-

-// #included from: internal/catch_capture.hpp

-#define TWOBLUECUBES_CATCH_CAPTURE_HPP_INCLUDED

-

-// #included from: catch_result_builder.h

-#define TWOBLUECUBES_CATCH_RESULT_BUILDER_H_INCLUDED

-

-// #included from: catch_result_type.h

-#define TWOBLUECUBES_CATCH_RESULT_TYPE_H_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

-

-    }; };

-

-    inline bool isOk( ResultWas::OfType resultType ) {

-        return ( resultType & ResultWas::FailureBit ) == 0;

-    }

-    inline bool isJustInfo( int flags ) {

-        return flags == ResultWas::Info;

-    }

-

-    // ResultDisposition::Flags enum

-    struct ResultDisposition { enum Flags {

-        Normal = 0x00,

-

-        ContinueOnFailure = 0x01,   // Failures fail test, but execution continues

-        FalseTest = 0x02,           // Prefix expression with !

-        SuppressFail = 0x04         // Failures are reported but do not fail the test

-    }; };

-

-    inline ResultDisposition::Flags operator | ( ResultDisposition::Flags lhs, ResultDisposition::Flags rhs ) {

-        return static_cast<ResultDisposition::Flags>( static_cast<int>( lhs ) | static_cast<int>( rhs ) );

-    }

-

-    inline bool shouldContinueOnFailure( int flags )    { return ( flags & ResultDisposition::ContinueOnFailure ) != 0; }

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

-    inline bool shouldSuppressFailure( int flags )      { return ( flags & ResultDisposition::SuppressFail ) != 0; }

-

-} // end namespace Catch

-

-// #included from: catch_assertionresult.h

-#define TWOBLUECUBES_CATCH_ASSERTIONRESULT_H_INCLUDED

-

-#include <string>

-

-namespace Catch {

-

-    struct AssertionInfo

-    {

-        AssertionInfo() {}

-        AssertionInfo(  std::string const& _macroName,

-                        SourceLineInfo const& _lineInfo,

-                        std::string const& _capturedExpression,

-                        ResultDisposition::Flags _resultDisposition );

-

-        std::string macroName;

-        SourceLineInfo lineInfo;

-        std::string capturedExpression;

-        ResultDisposition::Flags resultDisposition;

-    };

-

-    struct AssertionResultData

-    {

-        AssertionResultData() : resultType( ResultWas::Unknown ) {}

-

-        std::string reconstructedExpression;

-        std::string message;

-        ResultWas::OfType resultType;

-    };

-

-    class AssertionResult {

-    public:

-        AssertionResult();

-        AssertionResult( AssertionInfo const& info, AssertionResultData const& data );

-        ~AssertionResult();

-#  ifdef CATCH_CPP11_OR_GREATER

-         AssertionResult( AssertionResult const& )              = default;

-         AssertionResult( AssertionResult && )                  = default;

-         AssertionResult& operator = ( AssertionResult const& ) = default;

-         AssertionResult& operator = ( AssertionResult && )     = default;

-#  endif

-

-        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;

-        std::string getTestMacroName() const;

-

-    protected:

-        AssertionInfo m_info;

-        AssertionResultData m_resultData;

-    };

-

-} // end namespace Catch

-

-namespace Catch {

-

-    struct TestFailureException{};

-

-    template<typename T> class ExpressionLhs;

-

-    struct STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison;

-

-    struct CopyableStream {

-        CopyableStream() {}

-        CopyableStream( CopyableStream const& other ) {

-            oss << other.oss.str();

-        }

-        CopyableStream& operator=( CopyableStream const& other ) {

-            oss.str("");

-            oss << other.oss.str();

-            return *this;

-        }

-        std::ostringstream oss;

-    };

-

-    class ResultBuilder {

-    public:

-        ResultBuilder(  char const* macroName,

-                        SourceLineInfo const& lineInfo,

-                        char const* capturedExpression,

-                        ResultDisposition::Flags resultDisposition );

-

-        template<typename T>

-        ExpressionLhs<T const&> operator->* ( T const& operand );

-        ExpressionLhs<bool> operator->* ( bool value );

-

-        template<typename T>

-        ResultBuilder& operator << ( T const& value ) {

-            m_stream.oss << value;

-            return *this;

-        }

-

-        template<typename RhsT> STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison& operator && ( RhsT const& );

-        template<typename RhsT> STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison& operator || ( RhsT const& );

-

-        ResultBuilder& setResultType( ResultWas::OfType result );

-        ResultBuilder& setResultType( bool result );

-        ResultBuilder& setLhs( std::string const& lhs );

-        ResultBuilder& setRhs( std::string const& rhs );

-        ResultBuilder& setOp( std::string const& op );

-

-        void endExpression();

-

-        std::string reconstructExpression() const;

-        AssertionResult build() const;

-

-        void useActiveException( ResultDisposition::Flags resultDisposition = ResultDisposition::Normal );

-        void captureResult( ResultWas::OfType resultType );

-        void captureExpression();

-        void react();

-        bool shouldDebugBreak() const;

-        bool allowThrows() const;

-

-    private:

-        AssertionInfo m_assertionInfo;

-        AssertionResultData m_data;

-        struct ExprComponents {

-            ExprComponents() : testFalse( false ) {}

-            bool testFalse;

-            std::string lhs, rhs, op;

-        } m_exprComponents;

-        CopyableStream m_stream;

-

-        bool m_shouldDebugBreak;

-        bool m_shouldThrow;

-    };

-

-} // namespace Catch

-

-// Include after due to circular dependency:

-// #included from: catch_expression_lhs.hpp

-#define TWOBLUECUBES_CATCH_EXPRESSION_LHS_HPP_INCLUDED

-

-// #included from: catch_evaluate.hpp

-#define TWOBLUECUBES_CATCH_EVALUATE_HPP_INCLUDED

-

-#ifdef _MSC_VER

-#pragma warning(push)

-#pragma warning(disable:4389) // '==' : signed/unsigned mismatch

-#endif

-

-#include <cstddef>

-

-namespace Catch {

-namespace Internal {

-

-    enum Operator {

-        IsEqualTo,

-        IsNotEqualTo,

-        IsLessThan,

-        IsGreaterThan,

-        IsLessThanOrEqualTo,

-        IsGreaterThanOrEqualTo

-    };

-

-    template<Operator Op> struct OperatorTraits             { static const char* getName(){ return "*error*"; } };

-    template<> struct OperatorTraits<IsEqualTo>             { static const char* getName(){ return "=="; } };

-    template<> struct OperatorTraits<IsNotEqualTo>          { static const char* getName(){ return "!="; } };

-    template<> struct OperatorTraits<IsLessThan>            { static const char* getName(){ return "<"; } };

-    template<> struct OperatorTraits<IsGreaterThan>         { static const char* getName(){ return ">"; } };

-    template<> struct OperatorTraits<IsLessThanOrEqualTo>   { static const char* getName(){ return "<="; } };

-    template<> struct OperatorTraits<IsGreaterThanOrEqualTo>{ static const char* getName(){ return ">="; } };

-

-    template<typename T>

-    inline T& opCast(T const& t) { return const_cast<T&>(t); }

-

-// nullptr_t support based on pull request #154 from Konstantin Baumann

-#ifdef CATCH_CONFIG_CPP11_NULLPTR

-    inline std::nullptr_t opCast(std::nullptr_t) { return nullptr; }

-#endif // CATCH_CONFIG_CPP11_NULLPTR

-

-    // So the compare overloads can be operator agnostic we convey the operator as a template

-    // enum, which is used to specialise an Evaluator for doing the comparison.

-    template<typename T1, typename T2, Operator Op>

-    class Evaluator{};

-

-    template<typename T1, typename T2>

-    struct Evaluator<T1, T2, IsEqualTo> {

-        static bool evaluate( T1 const& lhs, T2 const& rhs) {

-            return opCast( lhs ) ==  opCast( rhs );

-        }

-    };

-    template<typename T1, typename T2>

-    struct Evaluator<T1, T2, IsNotEqualTo> {

-        static bool evaluate( T1 const& lhs, T2 const& rhs ) {

-            return opCast( lhs ) != opCast( rhs );

-        }

-    };

-    template<typename T1, typename T2>

-    struct Evaluator<T1, T2, IsLessThan> {

-        static bool evaluate( T1 const& lhs, T2 const& rhs ) {

-            return opCast( lhs ) < opCast( rhs );

-        }

-    };

-    template<typename T1, typename T2>

-    struct Evaluator<T1, T2, IsGreaterThan> {

-        static bool evaluate( T1 const& lhs, T2 const& rhs ) {

-            return opCast( lhs ) > opCast( rhs );

-        }

-    };

-    template<typename T1, typename T2>

-    struct Evaluator<T1, T2, IsGreaterThanOrEqualTo> {

-        static bool evaluate( T1 const& lhs, T2 const& rhs ) {

-            return opCast( lhs ) >= opCast( rhs );

-        }

-    };

-    template<typename T1, typename T2>

-    struct Evaluator<T1, T2, IsLessThanOrEqualTo> {

-        static bool evaluate( T1 const& lhs, T2 const& rhs ) {

-            return opCast( lhs ) <= opCast( rhs );

-        }

-    };

-

-    template<Operator Op, typename T1, typename T2>

-    bool applyEvaluator( T1 const& lhs, T2 const& rhs ) {

-        return Evaluator<T1, T2, Op>::evaluate( lhs, rhs );

-    }

-

-    // This level of indirection allows us to specialise for integer types

-    // to avoid signed/ unsigned warnings

-

-    // "base" overload

-    template<Operator Op, typename T1, typename T2>

-    bool compare( T1 const& lhs, T2 const& rhs ) {

-        return Evaluator<T1, T2, Op>::evaluate( lhs, rhs );

-    }

-

-    // unsigned X to int

-    template<Operator Op> bool compare( unsigned int lhs, int rhs ) {

-        return applyEvaluator<Op>( lhs, static_cast<unsigned int>( rhs ) );

-    }

-    template<Operator Op> bool compare( unsigned long lhs, int rhs ) {

-        return applyEvaluator<Op>( lhs, static_cast<unsigned int>( rhs ) );

-    }

-    template<Operator Op> bool compare( unsigned char lhs, int rhs ) {

-        return applyEvaluator<Op>( lhs, static_cast<unsigned int>( rhs ) );

-    }

-

-    // unsigned X to long

-    template<Operator Op> bool compare( unsigned int lhs, long rhs ) {

-        return applyEvaluator<Op>( lhs, static_cast<unsigned long>( rhs ) );

-    }

-    template<Operator Op> bool compare( unsigned long lhs, long rhs ) {

-        return applyEvaluator<Op>( lhs, static_cast<unsigned long>( rhs ) );

-    }

-    template<Operator Op> bool compare( unsigned char lhs, long rhs ) {

-        return applyEvaluator<Op>( lhs, static_cast<unsigned long>( rhs ) );

-    }

-

-    // int to unsigned X

-    template<Operator Op> bool compare( int lhs, unsigned int rhs ) {

-        return applyEvaluator<Op>( static_cast<unsigned int>( lhs ), rhs );

-    }

-    template<Operator Op> bool compare( int lhs, unsigned long rhs ) {

-        return applyEvaluator<Op>( static_cast<unsigned int>( lhs ), rhs );

-    }

-    template<Operator Op> bool compare( int lhs, unsigned char rhs ) {

-        return applyEvaluator<Op>( static_cast<unsigned int>( lhs ), rhs );

-    }

-

-    // long to unsigned X

-    template<Operator Op> bool compare( long lhs, unsigned int rhs ) {

-        return applyEvaluator<Op>( static_cast<unsigned long>( lhs ), rhs );

-    }

-    template<Operator Op> bool compare( long lhs, unsigned long rhs ) {

-        return applyEvaluator<Op>( static_cast<unsigned long>( lhs ), rhs );

-    }

-    template<Operator Op> bool compare( long lhs, unsigned char rhs ) {

-        return applyEvaluator<Op>( static_cast<unsigned long>( lhs ), rhs );

-    }

-

-    // pointer to long (when comparing against NULL)

-    template<Operator Op, typename T> bool compare( long lhs, T* rhs ) {

-        return Evaluator<T*, T*, Op>::evaluate( reinterpret_cast<T*>( lhs ), rhs );

-    }

-    template<Operator Op, typename T> bool compare( T* lhs, long rhs ) {

-        return Evaluator<T*, T*, Op>::evaluate( lhs, reinterpret_cast<T*>( rhs ) );

-    }

-

-    // pointer to int (when comparing against NULL)

-    template<Operator Op, typename T> bool compare( int lhs, T* rhs ) {

-        return Evaluator<T*, T*, Op>::evaluate( reinterpret_cast<T*>( lhs ), rhs );

-    }

-    template<Operator Op, typename T> bool compare( T* lhs, int rhs ) {

-        return Evaluator<T*, T*, Op>::evaluate( lhs, reinterpret_cast<T*>( rhs ) );

-    }

-

-#ifdef CATCH_CONFIG_CPP11_NULLPTR

-    // pointer to nullptr_t (when comparing against nullptr)

-    template<Operator Op, typename T> bool compare( std::nullptr_t, T* rhs ) {

-        return Evaluator<T*, T*, Op>::evaluate( NULL, rhs );

-    }

-    template<Operator Op, typename T> bool compare( T* lhs, std::nullptr_t ) {

-        return Evaluator<T*, T*, Op>::evaluate( lhs, NULL );

-    }

-#endif // CATCH_CONFIG_CPP11_NULLPTR

-

-} // end of namespace Internal

-} // end of namespace Catch

-

-#ifdef _MSC_VER

-#pragma warning(pop)

-#endif

-

-// #included from: catch_tostring.h

-#define TWOBLUECUBES_CATCH_TOSTRING_H_INCLUDED

-

-// #included from: catch_sfinae.hpp

-#define TWOBLUECUBES_CATCH_SFINAE_HPP_INCLUDED

-

-// Try to detect if the current compiler supports SFINAE

-

-namespace Catch {

-

-    struct TrueType {

-        static const bool value = true;

-        typedef void Enable;

-        char sizer[1];

-    };

-    struct FalseType {

-        static const bool value = false;

-        typedef void Disable;

-        char sizer[2];

-    };

-

-#ifdef CATCH_CONFIG_SFINAE

-

-    template<bool> struct NotABooleanExpression;

-

-    template<bool c> struct If : NotABooleanExpression<c> {};

-    template<> struct If<true> : TrueType {};

-    template<> struct If<false> : FalseType {};

-

-    template<int size> struct SizedIf;

-    template<> struct SizedIf<sizeof(TrueType)> : TrueType {};

-    template<> struct SizedIf<sizeof(FalseType)> : FalseType {};

-

-#endif // CATCH_CONFIG_SFINAE

-

-} // end namespace Catch

-

-#include <sstream>

-#include <iomanip>

-#include <limits>

-#include <vector>

-#include <cstddef>

-

-#ifdef __OBJC__

-// #included from: catch_objc_arc.hpp

-#define TWOBLUECUBES_CATCH_OBJC_ARC_HPP_INCLUDED

-

-#import <Foundation/Foundation.h>

-

-#ifdef __has_feature

-#define CATCH_ARC_ENABLED __has_feature(objc_arc)

-#else

-#define CATCH_ARC_ENABLED 0

-#endif

-

-void arcSafeRelease( NSObject* obj );

-id performOptionalSelector( id obj, SEL sel );

-

-#if !CATCH_ARC_ENABLED

-inline void arcSafeRelease( NSObject* obj ) {

-    [obj release];

-}

-inline id performOptionalSelector( id obj, SEL sel ) {

-    if( [obj respondsToSelector: sel] )

-        return [obj performSelector: sel];

-    return nil;

-}

-#define CATCH_UNSAFE_UNRETAINED

-#define CATCH_ARC_STRONG

-#else

-inline void arcSafeRelease( NSObject* ){}

-inline id performOptionalSelector( id obj, SEL sel ) {

-#ifdef __clang__

-#pragma clang diagnostic push

-#pragma clang diagnostic ignored "-Warc-performSelector-leaks"

-#endif

-    if( [obj respondsToSelector: sel] )

-        return [obj performSelector: sel];

-#ifdef __clang__

-#pragma clang diagnostic pop

-#endif

-    return nil;

-}

-#define CATCH_UNSAFE_UNRETAINED __unsafe_unretained

-#define CATCH_ARC_STRONG __strong

-#endif

-

-#endif

-

-#ifdef CATCH_CPP11_OR_GREATER

-#include <tuple>

-#include <type_traits>

-#endif

-

-namespace Catch {

-

-// Why we're here.

-template<typename T>

-std::string toString( T const& value );

-

-// Built in overloads

-

-std::string toString( std::string const& value );

-std::string toString( std::wstring const& value );

-std::string toString( const char* const value );

-std::string toString( char* const value );

-std::string toString( const wchar_t* const value );

-std::string toString( wchar_t* const value );

-std::string toString( int value );

-std::string toString( unsigned long value );

-std::string toString( unsigned int value );

-std::string toString( const double value );

-std::string toString( const float value );

-std::string toString( bool value );

-std::string toString( char value );

-std::string toString( signed char value );

-std::string toString( unsigned char value );

-

-#ifdef CATCH_CONFIG_CPP11_NULLPTR

-std::string toString( std::nullptr_t );

-#endif

-

-#ifdef __OBJC__

-    std::string toString( NSString const * const& nsstring );

-    std::string toString( NSString * CATCH_ARC_STRONG const& nsstring );

-    std::string toString( NSObject* const& nsObject );

-#endif

-

-namespace Detail {

-

-    extern std::string unprintableString;

-

-// SFINAE is currently disabled by default for all compilers.

-// If the non SFINAE version of IsStreamInsertable is ambiguous for you

-// and your compiler supports SFINAE, try #defining CATCH_CONFIG_SFINAE

-#ifdef CATCH_CONFIG_SFINAE

-

-    template<typename T>

-    class IsStreamInsertableHelper {

-        template<int N> struct TrueIfSizeable : TrueType {};

-

-        template<typename T2>

-        static TrueIfSizeable<sizeof((*(std::ostream*)0) << *((T2 const*)0))> dummy(T2*);

-        static FalseType dummy(...);

-

-    public:

-        typedef SizedIf<sizeof(dummy((T*)0))> type;

-    };

-

-    template<typename T>

-    struct IsStreamInsertable : IsStreamInsertableHelper<T>::type {};

-

-#else

-

-    struct BorgType {

-        template<typename T> BorgType( T const& );

-    };

-

-    TrueType& testStreamable( std::ostream& );

-    FalseType testStreamable( FalseType );

-

-    FalseType operator<<( std::ostream const&, BorgType const& );

-

-    template<typename T>

-    struct IsStreamInsertable {

-        static std::ostream &s;

-        static T  const&t;

-        enum { value = sizeof( testStreamable(s << t) ) == sizeof( TrueType ) };

-    };

-

-#endif

-

-#if defined(CATCH_CPP11_OR_GREATER)

-    template<typename T,

-             bool IsEnum = std::is_enum<T>::value

-             >

-    struct EnumStringMaker

-    {

-        static std::string convert( T const& ) { return unprintableString; }

-    };

-

-    template<typename T>

-    struct EnumStringMaker<T,true>

-    {

-        static std::string convert( T const& v )

-        {

-            return ::Catch::toString(

-                static_cast<typename std::underlying_type<T>::type>(v)

-                );

-        }

-    };

-#endif

-    template<bool C>

-    struct StringMakerBase {

-#if defined(CATCH_CPP11_OR_GREATER)

-        template<typename T>

-        static std::string convert( T const& v )

-        {

-            return EnumStringMaker<T>::convert( v );

-        }

-#else

-        template<typename T>

-        static std::string convert( T const& ) { return unprintableString; }

-#endif

-    };

-

-    template<>

-    struct StringMakerBase<true> {

-        template<typename T>

-        static std::string convert( T const& _value ) {

-            std::ostringstream oss;

-            oss << _value;

-            return oss.str();

-        }

-    };

-

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

-

-    template<typename T>

-    inline std::string rawMemoryToString( const T& object ) {

-      return rawMemoryToString( &object, sizeof(object) );

-    }

-

-} // end namespace Detail

-

-template<typename T>

-struct StringMaker :

-    Detail::StringMakerBase<Detail::IsStreamInsertable<T>::value> {};

-

-template<typename T>

-struct StringMaker<T*> {

-    template<typename U>

-    static std::string convert( U* p ) {

-        if( !p )

-            return INTERNAL_CATCH_STRINGIFY( NULL );

-        else

-            return Detail::rawMemoryToString( p );

-    }

-};

-

-template<typename R, typename C>

-struct StringMaker<R C::*> {

-    static std::string convert( R C::* p ) {

-        if( !p )

-            return INTERNAL_CATCH_STRINGIFY( NULL );

-        else

-            return Detail::rawMemoryToString( p );

-    }

-};

-

-namespace Detail {

-    template<typename InputIterator>

-    std::string rangeToString( InputIterator first, InputIterator last );

-}

-

-//template<typename T, typename Allocator>

-//struct StringMaker<std::vector<T, Allocator> > {

-//    static std::string convert( std::vector<T,Allocator> const& v ) {

-//        return Detail::rangeToString( v.begin(), v.end() );

-//    }

-//};

-

-template<typename T, typename Allocator>

-std::string toString( std::vector<T,Allocator> const& v ) {

-    return Detail::rangeToString( v.begin(), v.end() );

-}

-

-#ifdef CATCH_CPP11_OR_GREATER

-

-// toString for tuples

-namespace TupleDetail {

-  template<

-      typename Tuple,

-      std::size_t N = 0,

-      bool = (N < std::tuple_size<Tuple>::value)

-      >

-  struct ElementPrinter {

-      static void print( const Tuple& tuple, std::ostream& os )

-      {

-          os << ( N ? ", " : " " )

-             << Catch::toString(std::get<N>(tuple));

-          ElementPrinter<Tuple,N+1>::print(tuple,os);

-      }

-  };

-

-  template<

-      typename Tuple,

-      std::size_t N

-      >

-  struct ElementPrinter<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 )

-    {

-        std::ostringstream os;

-        os << '{';

-        TupleDetail::ElementPrinter<std::tuple<Types...>>::print( tuple, os );

-        os << " }";

-        return os.str();

-    }

-};

-#endif

-

-namespace Detail {

-    template<typename T>

-    std::string makeString( T const& value ) {

-        return StringMaker<T>::convert( value );

-    }

-} // end namespace Detail

-

-/// \brief converts any type to a string

-///

-/// The default template forwards on to ostringstream - except when an

-/// ostringstream overload does not exist - in which case it attempts to detect

-/// that and writes {?}.

-/// Overload (not specialise) this template for custom typs that you don't want

-/// to provide an ostream overload for.

-template<typename T>

-std::string toString( T const& value ) {

-    return StringMaker<T>::convert( value );

-}

-

-    namespace Detail {

-    template<typename InputIterator>

-    std::string rangeToString( InputIterator first, InputIterator last ) {

-        std::ostringstream oss;

-        oss << "{ ";

-        if( first != last ) {

-            oss << Catch::toString( *first );

-            for( ++first ; first != last ; ++first )

-                oss << ", " << Catch::toString( *first );

-        }

-        oss << " }";

-        return oss.str();

-    }

-}

-

-} // end namespace Catch

-

-namespace Catch {

-

-// Wraps the LHS of an expression and captures the operator and RHS (if any) -

-// wrapping them all in a ResultBuilder object

-template<typename T>

-class ExpressionLhs {

-    ExpressionLhs& operator = ( ExpressionLhs const& );

-#  ifdef CATCH_CPP11_OR_GREATER

-    ExpressionLhs& operator = ( ExpressionLhs && ) = delete;

-#  endif

-

-public:

-    ExpressionLhs( ResultBuilder& rb, T lhs ) : m_rb( rb ), m_lhs( lhs ) {}

-#  ifdef CATCH_CPP11_OR_GREATER

-    ExpressionLhs( ExpressionLhs const& ) = default;

-    ExpressionLhs( ExpressionLhs && )     = default;

-#  endif

-

-    template<typename RhsT>

-    ResultBuilder& operator == ( RhsT const& rhs ) {

-        return captureExpression<Internal::IsEqualTo>( rhs );

-    }

-

-    template<typename RhsT>

-    ResultBuilder& operator != ( RhsT const& rhs ) {

-        return captureExpression<Internal::IsNotEqualTo>( rhs );

-    }

-

-    template<typename RhsT>

-    ResultBuilder& operator < ( RhsT const& rhs ) {

-        return captureExpression<Internal::IsLessThan>( rhs );

-    }

-

-    template<typename RhsT>

-    ResultBuilder& operator > ( RhsT const& rhs ) {

-        return captureExpression<Internal::IsGreaterThan>( rhs );

-    }

-

-    template<typename RhsT>

-    ResultBuilder& operator <= ( RhsT const& rhs ) {

-        return captureExpression<Internal::IsLessThanOrEqualTo>( rhs );

-    }

-

-    template<typename RhsT>

-    ResultBuilder& operator >= ( RhsT const& rhs ) {

-        return captureExpression<Internal::IsGreaterThanOrEqualTo>( rhs );

-    }

-

-    ResultBuilder& operator == ( bool rhs ) {

-        return captureExpression<Internal::IsEqualTo>( rhs );

-    }

-

-    ResultBuilder& operator != ( bool rhs ) {

-        return captureExpression<Internal::IsNotEqualTo>( rhs );

-    }

-

-    void endExpression() {

-        bool value = m_lhs ? true : false;

-        m_rb

-            .setLhs( Catch::toString( value ) )

-            .setResultType( value )

-            .endExpression();

-    }

-

-    // Only simple binary expressions are allowed on the LHS.

-    // If more complex compositions are required then place the sub expression in parentheses

-    template<typename RhsT> STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison& operator + ( RhsT const& );

-    template<typename RhsT> STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison& operator - ( RhsT const& );

-    template<typename RhsT> STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison& operator / ( RhsT const& );

-    template<typename RhsT> STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison& operator * ( RhsT const& );

-    template<typename RhsT> STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison& operator && ( RhsT const& );

-    template<typename RhsT> STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison& operator || ( RhsT const& );

-

-private:

-    template<Internal::Operator Op, typename RhsT>

-    ResultBuilder& captureExpression( RhsT const& rhs ) {

-        return m_rb

-            .setResultType( Internal::compare<Op>( m_lhs, rhs ) )

-            .setLhs( Catch::toString( m_lhs ) )

-            .setRhs( Catch::toString( rhs ) )

-            .setOp( Internal::OperatorTraits<Op>::getName() );

-    }

-

-private:

-    ResultBuilder& m_rb;

-    T m_lhs;

-};

-

-} // end namespace Catch

-

-

-namespace Catch {

-

-    template<typename T>

-    inline ExpressionLhs<T const&> ResultBuilder::operator->* ( T const& operand ) {

-        return ExpressionLhs<T const&>( *this, operand );

-    }

-

-    inline ExpressionLhs<bool> ResultBuilder::operator->* ( bool value ) {

-        return ExpressionLhs<bool>( *this, value );

-    }

-

-} // namespace Catch

-

-// #included from: catch_message.h

-#define TWOBLUECUBES_CATCH_MESSAGE_H_INCLUDED

-

-#include <string>

-

-namespace Catch {

-

-    struct MessageInfo {

-        MessageInfo(    std::string const& _macroName,

-                        SourceLineInfo const& _lineInfo,

-                        ResultWas::OfType _type );

-

-        std::string macroName;

-        SourceLineInfo lineInfo;

-        ResultWas::OfType type;

-        std::string message;

-        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;

-    };

-

-    struct MessageBuilder {

-        MessageBuilder( std::string const& macroName,

-                        SourceLineInfo const& lineInfo,

-                        ResultWas::OfType type )

-        : m_info( macroName, lineInfo, type )

-        {}

-

-        template<typename T>

-        MessageBuilder& operator << ( T const& value ) {

-            m_stream << value;

-            return *this;

-        }

-

-        MessageInfo m_info;

-        std::ostringstream m_stream;

-    };

-

-    class ScopedMessage {

-    public:

-        ScopedMessage( MessageBuilder const& builder );

-        ScopedMessage( ScopedMessage const& other );

-        ~ScopedMessage();

-

-        MessageInfo m_info;

-    };

-

-} // end namespace Catch

-

-// #included from: catch_interfaces_capture.h

-#define TWOBLUECUBES_CATCH_INTERFACES_CAPTURE_H_INCLUDED

-

-#include <string>

-

-namespace Catch {

-

-    class TestCase;

-    class AssertionResult;

-    struct AssertionInfo;

-    struct SectionInfo;

-    struct MessageInfo;

-    class ScopedMessageBuilder;

-    struct Counts;

-

-    struct IResultCapture {

-

-        virtual ~IResultCapture();

-

-        virtual void assertionEnded( AssertionResult const& result ) = 0;

-        virtual bool sectionStarted(    SectionInfo const& sectionInfo,

-                                        Counts& assertions ) = 0;

-        virtual void sectionEnded( SectionInfo const& name, Counts const& assertions, double _durationInSeconds ) = 0;

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

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

-

-        virtual std::string getCurrentTestName() const = 0;

-        virtual const AssertionResult* getLastResult() const = 0;

-

-        virtual void handleFatalErrorCondition( std::string const& message ) = 0;

-    };

-

-    IResultCapture& getResultCapture();

-}

-

-// #included from: catch_debugger.h

-#define TWOBLUECUBES_CATCH_DEBUGGER_H_INCLUDED

-

-// #included from: catch_platform.h

-#define TWOBLUECUBES_CATCH_PLATFORM_H_INCLUDED

-

-#if defined(__MAC_OS_X_VERSION_MIN_REQUIRED)

-#define CATCH_PLATFORM_MAC

-#elif  defined(__IPHONE_OS_VERSION_MIN_REQUIRED)

-#define CATCH_PLATFORM_IPHONE

-#elif defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER)

-#define CATCH_PLATFORM_WINDOWS

-#endif

-

-#include <string>

-

-namespace Catch{

-

-    bool isDebuggerActive();

-    void writeToDebugConsole( std::string const& text );

-}

-

-#ifdef CATCH_PLATFORM_MAC

-

-    // The following code snippet based on:

-    // http://cocoawithlove.com/2008/03/break-into-debugger.html

-    #ifdef DEBUG

-        #if defined(__ppc64__) || defined(__ppc__)

-            #define CATCH_BREAK_INTO_DEBUGGER() \

-                if( Catch::isDebuggerActive() ) { \

-                    __asm__("li r0, 20\nsc\nnop\nli r0, 37\nli r4, 2\nsc\nnop\n" \

-                    : : : "memory","r0","r3","r4" ); \

-                }

-        #else

-            #define CATCH_BREAK_INTO_DEBUGGER() if( Catch::isDebuggerActive() ) {__asm__("int $3\n" : : );}

-        #endif

-    #endif

-

-#elif defined(_MSC_VER)

-    #define CATCH_BREAK_INTO_DEBUGGER() if( Catch::isDebuggerActive() ) { __debugbreak(); }

-#elif defined(__MINGW32__)

-    extern "C" __declspec(dllimport) void __stdcall DebugBreak();

-    #define CATCH_BREAK_INTO_DEBUGGER() if( Catch::isDebuggerActive() ) { DebugBreak(); }

-#endif

-

-#ifndef CATCH_BREAK_INTO_DEBUGGER

-#define CATCH_BREAK_INTO_DEBUGGER() Catch::alwaysTrue();

-#endif

-

-// #included from: catch_interfaces_runner.h

-#define TWOBLUECUBES_CATCH_INTERFACES_RUNNER_H_INCLUDED

-

-namespace Catch {

-    class TestCase;

-

-    struct IRunner {

-        virtual ~IRunner();

-        virtual bool aborting() const = 0;

-    };

-}

-

-///////////////////////////////////////////////////////////////////////////////

-// In the event of a failure works out if the debugger needs to be invoked

-// and/or an exception thrown and takes appropriate action.

-// This needs to be done as a macro so the debugger will stop in the user

-// source code rather than in Catch library code

-#define INTERNAL_CATCH_REACT( resultBuilder ) \

-    if( resultBuilder.shouldDebugBreak() ) CATCH_BREAK_INTO_DEBUGGER(); \

-    resultBuilder.react();

-

-///////////////////////////////////////////////////////////////////////////////

-#define INTERNAL_CATCH_TEST( expr, resultDisposition, macroName ) \

-    do { \

-        Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, #expr, resultDisposition ); \

-        try { \

-            ( __catchResult->*expr ).endExpression(); \

-        } \

-        catch( ... ) { \

-            __catchResult.useActiveException( Catch::ResultDisposition::Normal ); \

-        } \

-        INTERNAL_CATCH_REACT( __catchResult ) \

-    } while( Catch::isTrue( false && (expr) ) ) // expr here is never evaluated at runtime but it forces the compiler to give it a look

-

-///////////////////////////////////////////////////////////////////////////////

-#define INTERNAL_CATCH_IF( expr, resultDisposition, macroName ) \

-    INTERNAL_CATCH_TEST( expr, resultDisposition, macroName ); \

-    if( Catch::getResultCapture().getLastResult()->succeeded() )

-

-///////////////////////////////////////////////////////////////////////////////

-#define INTERNAL_CATCH_ELSE( expr, resultDisposition, macroName ) \

-    INTERNAL_CATCH_TEST( expr, resultDisposition, macroName ); \

-    if( !Catch::getResultCapture().getLastResult()->succeeded() )

-

-///////////////////////////////////////////////////////////////////////////////

-#define INTERNAL_CATCH_NO_THROW( expr, resultDisposition, macroName ) \

-    do { \

-        Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, #expr, resultDisposition ); \

-        try { \

-            expr; \

-            __catchResult.captureResult( Catch::ResultWas::Ok ); \

-        } \

-        catch( ... ) { \

-            __catchResult.useActiveException( resultDisposition ); \

-        } \

-        INTERNAL_CATCH_REACT( __catchResult ) \

-    } while( Catch::alwaysFalse() )

-

-///////////////////////////////////////////////////////////////////////////////

-#define INTERNAL_CATCH_THROWS( expr, resultDisposition, macroName ) \

-    do { \

-        Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, #expr, resultDisposition ); \

-        if( __catchResult.allowThrows() ) \

-            try { \

-                expr; \

-                __catchResult.captureResult( Catch::ResultWas::DidntThrowException ); \

-            } \

-            catch( ... ) { \

-                __catchResult.captureResult( Catch::ResultWas::Ok ); \

-            } \

-        else \

-            __catchResult.captureResult( Catch::ResultWas::Ok ); \

-        INTERNAL_CATCH_REACT( __catchResult ) \

-    } while( Catch::alwaysFalse() )

-

-///////////////////////////////////////////////////////////////////////////////

-#define INTERNAL_CATCH_THROWS_AS( expr, exceptionType, resultDisposition, macroName ) \

-    do { \

-        Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, #expr, resultDisposition ); \

-        if( __catchResult.allowThrows() ) \

-            try { \

-                expr; \

-                __catchResult.captureResult( Catch::ResultWas::DidntThrowException ); \

-            } \

-            catch( exceptionType ) { \

-                __catchResult.captureResult( Catch::ResultWas::Ok ); \

-            } \

-            catch( ... ) { \

-                __catchResult.useActiveException( resultDisposition ); \

-            } \

-        else \

-            __catchResult.captureResult( Catch::ResultWas::Ok ); \

-        INTERNAL_CATCH_REACT( __catchResult ) \

-    } while( Catch::alwaysFalse() )

-

-///////////////////////////////////////////////////////////////////////////////

-#ifdef CATCH_CONFIG_VARIADIC_MACROS

-    #define INTERNAL_CATCH_MSG( messageType, resultDisposition, macroName, ... ) \

-        do { \

-            Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, "", resultDisposition ); \

-            __catchResult << __VA_ARGS__ + ::Catch::StreamEndStop(); \

-            __catchResult.captureResult( messageType ); \

-            INTERNAL_CATCH_REACT( __catchResult ) \

-        } while( Catch::alwaysFalse() )

-#else

-    #define INTERNAL_CATCH_MSG( messageType, resultDisposition, macroName, log ) \

-        do { \

-            Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, "", resultDisposition ); \

-            __catchResult << log + ::Catch::StreamEndStop(); \

-            __catchResult.captureResult( messageType ); \

-            INTERNAL_CATCH_REACT( __catchResult ) \

-        } while( Catch::alwaysFalse() )

-#endif

-

-///////////////////////////////////////////////////////////////////////////////

-#define INTERNAL_CATCH_INFO( log, macroName ) \

-    Catch::ScopedMessage INTERNAL_CATCH_UNIQUE_NAME( scopedMessage ) = Catch::MessageBuilder( macroName, CATCH_INTERNAL_LINEINFO, Catch::ResultWas::Info ) << log;

-

-///////////////////////////////////////////////////////////////////////////////

-#define INTERNAL_CHECK_THAT( arg, matcher, resultDisposition, macroName ) \

-    do { \

-        Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, #arg " " #matcher, resultDisposition ); \

-        try { \

-            std::string matcherAsString = ::Catch::Matchers::matcher.toString(); \

-            __catchResult \

-                .setLhs( Catch::toString( arg ) ) \

-                .setRhs( matcherAsString == Catch::Detail::unprintableString ? #matcher : matcherAsString ) \

-                .setOp( "matches" ) \

-                .setResultType( ::Catch::Matchers::matcher.match( arg ) ); \

-            __catchResult.captureExpression(); \

-        } catch( ... ) { \

-            __catchResult.useActiveException( resultDisposition | Catch::ResultDisposition::ContinueOnFailure ); \

-        } \

-        INTERNAL_CATCH_REACT( __catchResult ) \

-    } while( Catch::alwaysFalse() )

-

-// #included from: internal/catch_section.h

-#define TWOBLUECUBES_CATCH_SECTION_H_INCLUDED

-

-// #included from: catch_section_info.h

-#define TWOBLUECUBES_CATCH_SECTION_INFO_H_INCLUDED

-

-namespace Catch {

-

-    struct SectionInfo {

-        SectionInfo

-            (   SourceLineInfo const& _lineInfo,

-                std::string const& _name,

-                std::string const& _description = std::string() );

-

-        std::string name;

-        std::string description;

-        SourceLineInfo lineInfo;

-    };

-

-} // end namespace Catch

-

-// #included from: catch_totals.hpp

-#define TWOBLUECUBES_CATCH_TOTALS_HPP_INCLUDED

-

-#include <cstddef>

-

-namespace Catch {

-

-    struct Counts {

-        Counts() : passed( 0 ), failed( 0 ), failedButOk( 0 ) {}

-

-        Counts operator - ( Counts const& other ) const {

-            Counts diff;

-            diff.passed = passed - other.passed;

-            diff.failed = failed - other.failed;

-            diff.failedButOk = failedButOk - other.failedButOk;

-            return diff;

-        }

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

-            passed += other.passed;

-            failed += other.failed;

-            failedButOk += other.failedButOk;

-            return *this;

-        }

-

-        std::size_t total() const {

-            return passed + failed + failedButOk;

-        }

-        bool allPassed() const {

-            return failed == 0 && failedButOk == 0;

-        }

-        bool allOk() const {

-            return failed == 0;

-        }

-

-        std::size_t passed;

-        std::size_t failed;

-        std::size_t failedButOk;

-    };

-

-    struct Totals {

-

-        Totals operator - ( Totals const& other ) const {

-            Totals diff;

-            diff.assertions = assertions - other.assertions;

-            diff.testCases = testCases - other.testCases;

-            return diff;

-        }

-

-        Totals delta( Totals const& prevTotals ) const {

-            Totals diff = *this - prevTotals;

-            if( diff.assertions.failed > 0 )

-                ++diff.testCases.failed;

-            else if( diff.assertions.failedButOk > 0 )

-                ++diff.testCases.failedButOk;

-            else

-                ++diff.testCases.passed;

-            return diff;

-        }

-

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

-            assertions += other.assertions;

-            testCases += other.testCases;

-            return *this;

-        }

-

-        Counts assertions;

-        Counts testCases;

-    };

-}

-

-// #included from: catch_timer.h

-#define TWOBLUECUBES_CATCH_TIMER_H_INCLUDED

-

-#ifdef CATCH_PLATFORM_WINDOWS

-typedef unsigned long long uint64_t;

-#else

-#include <stdint.h>

-#endif

-

-namespace Catch {

-

-    class Timer {

-    public:

-        Timer() : m_ticks( 0 ) {}

-        void start();

-        unsigned int getElapsedMicroseconds() const;

-        unsigned int getElapsedMilliseconds() const;

-        double getElapsedSeconds() const;

-

-    private:

-        uint64_t m_ticks;

-    };

-

-} // namespace Catch

-

-#include <string>

-

-namespace Catch {

-

-    class Section : NonCopyable {

-    public:

-        Section( SectionInfo const& info );

-        ~Section();

-

-        // This indicates whether the section should be executed or not

-        operator bool() const;

-

-    private:

-        SectionInfo m_info;

-

-        std::string m_name;

-        Counts m_assertions;

-        bool m_sectionIncluded;

-        Timer m_timer;

-    };

-

-} // end namespace Catch

-

-#ifdef CATCH_CONFIG_VARIADIC_MACROS

-    #define INTERNAL_CATCH_SECTION( ... ) \

-        if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, __VA_ARGS__ ) )

-#else

-    #define INTERNAL_CATCH_SECTION( name, desc ) \

-        if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, name, desc ) )

-#endif

-

-// #included from: internal/catch_generators.hpp

-#define TWOBLUECUBES_CATCH_GENERATORS_HPP_INCLUDED

-

-#include <iterator>

-#include <vector>

-#include <string>

-#include <stdlib.h>

-

-namespace Catch {

-

-template<typename T>

-struct IGenerator {

-    virtual ~IGenerator() {}

-    virtual T getValue( std::size_t index ) const = 0;

-    virtual std::size_t size () const = 0;

-};

-

-template<typename T>

-class BetweenGenerator : public IGenerator<T> {

-public:

-    BetweenGenerator( T from, T to ) : m_from( from ), m_to( to ){}

-

-    virtual T getValue( std::size_t index ) const {

-        return m_from+static_cast<int>( index );

-    }

-

-    virtual std::size_t size() const {

-        return static_cast<std::size_t>( 1+m_to-m_from );

-    }

-

-private:

-

-    T m_from;

-    T m_to;

-};

-

-template<typename T>

-class ValuesGenerator : public IGenerator<T> {

-public:

-    ValuesGenerator(){}

-

-    void add( T value ) {

-        m_values.push_back( value );

-    }

-

-    virtual T getValue( std::size_t index ) const {

-        return m_values[index];

-    }

-

-    virtual std::size_t size() const {

-        return m_values.size();

-    }

-

-private:

-    std::vector<T> m_values;

-};

-

-template<typename T>

-class CompositeGenerator {

-public:

-    CompositeGenerator() : m_totalSize( 0 ) {}

-

-    // *** Move semantics, similar to auto_ptr ***

-    CompositeGenerator( CompositeGenerator& other )

-    :   m_fileInfo( other.m_fileInfo ),

-        m_totalSize( 0 )

-    {

-        move( other );

-    }

-

-    CompositeGenerator& setFileInfo( const char* fileInfo ) {

-        m_fileInfo = fileInfo;

-        return *this;

-    }

-

-    ~CompositeGenerator() {

-        deleteAll( m_composed );

-    }

-

-    operator T () const {

-        size_t overallIndex = getCurrentContext().getGeneratorIndex( m_fileInfo, m_totalSize );

-

-        typename std::vector<const IGenerator<T>*>::const_iterator it = m_composed.begin();

-        typename std::vector<const IGenerator<T>*>::const_iterator itEnd = m_composed.end();

-        for( size_t index = 0; it != itEnd; ++it )

-        {

-            const IGenerator<T>* generator = *it;

-            if( overallIndex >= index && overallIndex < index + generator->size() )

-            {

-                return generator->getValue( overallIndex-index );

-            }

-            index += generator->size();

-        }

-        CATCH_INTERNAL_ERROR( "Indexed past end of generated range" );

-        return T(); // Suppress spurious "not all control paths return a value" warning in Visual Studio - if you know how to fix this please do so

-    }

-

-    void add( const IGenerator<T>* generator ) {

-        m_totalSize += generator->size();

-        m_composed.push_back( generator );

-    }

-

-    CompositeGenerator& then( CompositeGenerator& other ) {

-        move( other );

-        return *this;

-    }

-

-    CompositeGenerator& then( T value ) {

-        ValuesGenerator<T>* valuesGen = new ValuesGenerator<T>();

-        valuesGen->add( value );

-        add( valuesGen );

-        return *this;

-    }

-

-private:

-

-    void move( CompositeGenerator& other ) {

-        std::copy( other.m_composed.begin(), other.m_composed.end(), std::back_inserter( m_composed ) );

-        m_totalSize += other.m_totalSize;

-        other.m_composed.clear();

-    }

-

-    std::vector<const IGenerator<T>*> m_composed;

-    std::string m_fileInfo;

-    size_t m_totalSize;

-};

-

-namespace Generators

-{

-    template<typename T>

-    CompositeGenerator<T> between( T from, T to ) {

-        CompositeGenerator<T> generators;

-        generators.add( new BetweenGenerator<T>( from, to ) );

-        return generators;

-    }

-

-    template<typename T>

-    CompositeGenerator<T> values( T val1, T val2 ) {

-        CompositeGenerator<T> generators;

-        ValuesGenerator<T>* valuesGen = new ValuesGenerator<T>();

-        valuesGen->add( val1 );

-        valuesGen->add( val2 );

-        generators.add( valuesGen );

-        return generators;

-    }

-

-    template<typename T>

-    CompositeGenerator<T> values( T val1, T val2, T val3 ){

-        CompositeGenerator<T> generators;

-        ValuesGenerator<T>* valuesGen = new ValuesGenerator<T>();

-        valuesGen->add( val1 );

-        valuesGen->add( val2 );

-        valuesGen->add( val3 );

-        generators.add( valuesGen );

-        return generators;

-    }

-

-    template<typename T>

-    CompositeGenerator<T> values( T val1, T val2, T val3, T val4 ) {

-        CompositeGenerator<T> generators;

-        ValuesGenerator<T>* valuesGen = new ValuesGenerator<T>();

-        valuesGen->add( val1 );

-        valuesGen->add( val2 );

-        valuesGen->add( val3 );

-        valuesGen->add( val4 );

-        generators.add( valuesGen );

-        return generators;

-    }

-

-} // end namespace Generators

-

-using namespace Generators;

-

-} // end namespace Catch

-

-#define INTERNAL_CATCH_LINESTR2( line ) #line

-#define INTERNAL_CATCH_LINESTR( line ) INTERNAL_CATCH_LINESTR2( line )

-

-#define INTERNAL_CATCH_GENERATE( expr ) expr.setFileInfo( __FILE__ "(" INTERNAL_CATCH_LINESTR( __LINE__ ) ")" )

-

-// #included from: internal/catch_interfaces_exception.h

-#define TWOBLUECUBES_CATCH_INTERFACES_EXCEPTION_H_INCLUDED

-

-#include <string>

-// #included from: catch_interfaces_registry_hub.h

-#define TWOBLUECUBES_CATCH_INTERFACES_REGISTRY_HUB_H_INCLUDED

-

-#include <string>

-

-namespace Catch {

-

-    class TestCase;

-    struct ITestCaseRegistry;

-    struct IExceptionTranslatorRegistry;

-    struct IExceptionTranslator;

-    struct IReporterRegistry;

-    struct IReporterFactory;

-

-    struct IRegistryHub {

-        virtual ~IRegistryHub();

-

-        virtual IReporterRegistry const& getReporterRegistry() const = 0;

-        virtual ITestCaseRegistry const& getTestCaseRegistry() const = 0;

-        virtual IExceptionTranslatorRegistry& getExceptionTranslatorRegistry() = 0;

-    };

-

-    struct IMutableRegistryHub {

-        virtual ~IMutableRegistryHub();

-        virtual void registerReporter( std::string const& name, IReporterFactory* factory ) = 0;

-        virtual void registerTest( TestCase const& testInfo ) = 0;

-        virtual void registerTranslator( const IExceptionTranslator* translator ) = 0;

-    };

-

-    IRegistryHub& getRegistryHub();

-    IMutableRegistryHub& getMutableRegistryHub();

-    void cleanUp();

-    std::string translateActiveException();

-

-}

-

-

-namespace Catch {

-

-    typedef std::string(*exceptionTranslateFunction)();

-

-    struct IExceptionTranslator {

-        virtual ~IExceptionTranslator();

-        virtual std::string translate() const = 0;

-    };

-

-    struct IExceptionTranslatorRegistry {

-        virtual ~IExceptionTranslatorRegistry();

-

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

-    };

-

-    class ExceptionTranslatorRegistrar {

-        template<typename T>

-        class ExceptionTranslator : public IExceptionTranslator {

-        public:

-

-            ExceptionTranslator( std::string(*translateFunction)( T& ) )

-            : m_translateFunction( translateFunction )

-            {}

-

-            virtual std::string translate() const {

-                try {

-                    throw;

-                }

-                catch( T& ex ) {

-                    return m_translateFunction( ex );

-                }

-            }

-

-        protected:

-            std::string(*m_translateFunction)( T& );

-        };

-

-    public:

-        template<typename T>

-        ExceptionTranslatorRegistrar( std::string(*translateFunction)( T& ) ) {

-            getMutableRegistryHub().registerTranslator

-                ( new ExceptionTranslator<T>( translateFunction ) );

-        }

-    };

-}

-

-///////////////////////////////////////////////////////////////////////////////

-#define INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature ) \

-    static std::string INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator )( signature ); \

-    namespace{ Catch::ExceptionTranslatorRegistrar INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ) ); }\

-    static std::string INTERNAL_CATCH_UNIQUE_NAME(  catch_internal_ExceptionTranslator )( signature )

-

-// #included from: internal/catch_approx.hpp

-#define TWOBLUECUBES_CATCH_APPROX_HPP_INCLUDED

-

-#include <cmath>

-#include <limits>

-

-namespace Catch {

-namespace Detail {

-

-    class Approx {

-    public:

-        explicit Approx ( double value )

-        :   m_epsilon( std::numeric_limits<float>::epsilon()*100 ),

-            m_scale( 1.0 ),

-            m_value( value )

-        {}

-

-        Approx( Approx const& other )

-        :   m_epsilon( other.m_epsilon ),

-            m_scale( other.m_scale ),

-            m_value( other.m_value )

-        {}

-

-        static Approx custom() {

-            return Approx( 0 );

-        }

-

-        Approx operator()( double value ) {

-            Approx approx( value );

-            approx.epsilon( m_epsilon );

-            approx.scale( m_scale );

-            return approx;

-        }

-

-        friend bool operator == ( double lhs, Approx const& rhs ) {

-            // Thanks to Richard Harris for his help refining this formula

-            return fabs( lhs - rhs.m_value ) < rhs.m_epsilon * (rhs.m_scale + (std::max)( fabs(lhs), fabs(rhs.m_value) ) );

-        }

-

-        friend bool operator == ( Approx const& lhs, double rhs ) {

-            return operator==( rhs, lhs );

-        }

-

-        friend bool operator != ( double lhs, Approx const& rhs ) {

-            return !operator==( lhs, rhs );

-        }

-

-        friend bool operator != ( Approx const& lhs, double rhs ) {

-            return !operator==( rhs, lhs );

-        }

-

-        Approx& epsilon( double newEpsilon ) {

-            m_epsilon = newEpsilon;

-            return *this;

-        }

-

-        Approx& scale( double newScale ) {

-            m_scale = newScale;

-            return *this;

-        }

-

-        std::string toString() const {

-            std::ostringstream oss;

-            oss << "Approx( " << Catch::toString( m_value ) << " )";

-            return oss.str();

-        }

-

-    private:

-        double m_epsilon;

-        double m_scale;

-        double m_value;

-    };

-}

-

-template<>

-inline std::string toString<Detail::Approx>( Detail::Approx const& value ) {

-    return value.toString();

-}

-

-} // end namespace Catch

-

-// #included from: internal/catch_matchers.hpp

-#define TWOBLUECUBES_CATCH_MATCHERS_HPP_INCLUDED

-

-namespace Catch {

-namespace Matchers {

-    namespace Impl {

-

-    template<typename ExpressionT>

-    struct Matcher : SharedImpl<IShared>

-    {

-        typedef ExpressionT ExpressionType;

-

-        virtual ~Matcher() {}

-        virtual Ptr<Matcher> clone() const = 0;

-        virtual bool match( ExpressionT const& expr ) const = 0;

-        virtual std::string toString() const = 0;

-    };

-

-    template<typename DerivedT, typename ExpressionT>

-    struct MatcherImpl : Matcher<ExpressionT> {

-

-        virtual Ptr<Matcher<ExpressionT> > clone() const {

-            return Ptr<Matcher<ExpressionT> >( new DerivedT( static_cast<DerivedT const&>( *this ) ) );

-        }

-    };

-

-    namespace Generic {

-

-        template<typename ExpressionT>

-        class AllOf : public MatcherImpl<AllOf<ExpressionT>, ExpressionT> {

-        public:

-

-            AllOf() {}

-            AllOf( AllOf const& other ) : m_matchers( other.m_matchers ) {}

-

-            AllOf& add( Matcher<ExpressionT> const& matcher ) {

-                m_matchers.push_back( matcher.clone() );

-                return *this;

-            }

-            virtual bool match( ExpressionT const& expr ) const

-            {

-                for( std::size_t i = 0; i < m_matchers.size(); ++i )

-                    if( !m_matchers[i]->match( expr ) )

-                        return false;

-                return true;

-            }

-            virtual std::string toString() const {

-                std::ostringstream oss;

-                oss << "( ";

-                for( std::size_t i = 0; i < m_matchers.size(); ++i ) {

-                    if( i != 0 )

-                        oss << " and ";

-                    oss << m_matchers[i]->toString();

-                }

-                oss << " )";

-                return oss.str();

-            }

-

-        private:

-            std::vector<Ptr<Matcher<ExpressionT> > > m_matchers;

-        };

-

-        template<typename ExpressionT>

-        class AnyOf : public MatcherImpl<AnyOf<ExpressionT>, ExpressionT> {

-        public:

-

-            AnyOf() {}

-            AnyOf( AnyOf const& other ) : m_matchers( other.m_matchers ) {}

-

-            AnyOf& add( Matcher<ExpressionT> const& matcher ) {

-                m_matchers.push_back( matcher.clone() );

-                return *this;

-            }

-            virtual bool match( ExpressionT const& expr ) const

-            {

-                for( std::size_t i = 0; i < m_matchers.size(); ++i )

-                    if( m_matchers[i]->match( expr ) )

-                        return true;

-                return false;

-            }

-            virtual std::string toString() const {

-                std::ostringstream oss;

-                oss << "( ";

-                for( std::size_t i = 0; i < m_matchers.size(); ++i ) {

-                    if( i != 0 )

-                        oss << " or ";

-                    oss << m_matchers[i]->toString();

-                }

-                oss << " )";

-                return oss.str();

-            }

-

-        private:

-            std::vector<Ptr<Matcher<ExpressionT> > > m_matchers;

-        };

-

-    }

-

-    namespace StdString {

-

-        inline std::string makeString( std::string const& str ) { return str; }

-        inline std::string makeString( const char* str ) { return str ? std::string( str ) : std::string(); }

-

-        struct Equals : MatcherImpl<Equals, std::string> {

-            Equals( std::string const& str ) : m_str( str ){}

-            Equals( Equals const& other ) : m_str( other.m_str ){}

-

-            virtual ~Equals();

-

-            virtual bool match( std::string const& expr ) const {

-                return m_str == expr;

-            }

-            virtual std::string toString() const {

-                return "equals: \"" + m_str + "\"";

-            }

-

-            std::string m_str;

-        };

-

-        struct Contains : MatcherImpl<Contains, std::string> {

-            Contains( std::string const& substr ) : m_substr( substr ){}

-            Contains( Contains const& other ) : m_substr( other.m_substr ){}

-

-            virtual ~Contains();

-

-            virtual bool match( std::string const& expr ) const {

-                return expr.find( m_substr ) != std::string::npos;

-            }

-            virtual std::string toString() const {

-                return "contains: \"" + m_substr + "\"";

-            }

-

-            std::string m_substr;

-        };

-

-        struct StartsWith : MatcherImpl<StartsWith, std::string> {

-            StartsWith( std::string const& substr ) : m_substr( substr ){}

-            StartsWith( StartsWith const& other ) : m_substr( other.m_substr ){}

-

-            virtual ~StartsWith();

-

-            virtual bool match( std::string const& expr ) const {

-                return expr.find( m_substr ) == 0;

-            }

-            virtual std::string toString() const {

-                return "starts with: \"" + m_substr + "\"";

-            }

-

-            std::string m_substr;

-        };

-

-        struct EndsWith : MatcherImpl<EndsWith, std::string> {

-            EndsWith( std::string const& substr ) : m_substr( substr ){}

-            EndsWith( EndsWith const& other ) : m_substr( other.m_substr ){}

-

-            virtual ~EndsWith();

-

-            virtual bool match( std::string const& expr ) const {

-                return expr.find( m_substr ) == expr.size() - m_substr.size();

-            }

-            virtual std::string toString() const {

-                return "ends with: \"" + m_substr + "\"";

-            }

-

-            std::string m_substr;

-        };

-    } // namespace StdString

-    } // namespace Impl

-

-    // The following functions create the actual matcher objects.

-    // This allows the types to be inferred

-    template<typename ExpressionT>

-    inline Impl::Generic::AllOf<ExpressionT> AllOf( Impl::Matcher<ExpressionT> const& m1,

-                                                    Impl::Matcher<ExpressionT> const& m2 ) {

-        return Impl::Generic::AllOf<ExpressionT>().add( m1 ).add( m2 );

-    }

-    template<typename ExpressionT>

-    inline Impl::Generic::AllOf<ExpressionT> AllOf( Impl::Matcher<ExpressionT> const& m1,

-                                                    Impl::Matcher<ExpressionT> const& m2,

-                                                    Impl::Matcher<ExpressionT> const& m3 ) {

-        return Impl::Generic::AllOf<ExpressionT>().add( m1 ).add( m2 ).add( m3 );

-    }

-    template<typename ExpressionT>

-    inline Impl::Generic::AnyOf<ExpressionT> AnyOf( Impl::Matcher<ExpressionT> const& m1,

-                                                    Impl::Matcher<ExpressionT> const& m2 ) {

-        return Impl::Generic::AnyOf<ExpressionT>().add( m1 ).add( m2 );

-    }

-    template<typename ExpressionT>

-    inline Impl::Generic::AnyOf<ExpressionT> AnyOf( Impl::Matcher<ExpressionT> const& m1,

-                                                    Impl::Matcher<ExpressionT> const& m2,

-                                                    Impl::Matcher<ExpressionT> const& m3 ) {

-        return Impl::Generic::AnyOf<ExpressionT>().add( m1 ).add( m2 ).add( m3 );

-    }

-

-    inline Impl::StdString::Equals      Equals( std::string const& str ) {

-        return Impl::StdString::Equals( str );

-    }

-    inline Impl::StdString::Equals      Equals( const char* str ) {

-        return Impl::StdString::Equals( Impl::StdString::makeString( str ) );

-    }

-    inline Impl::StdString::Contains    Contains( std::string const& substr ) {

-        return Impl::StdString::Contains( substr );

-    }

-    inline Impl::StdString::Contains    Contains( const char* substr ) {

-        return Impl::StdString::Contains( Impl::StdString::makeString( substr ) );

-    }

-    inline Impl::StdString::StartsWith  StartsWith( std::string const& substr ) {

-        return Impl::StdString::StartsWith( substr );

-    }

-    inline Impl::StdString::StartsWith  StartsWith( const char* substr ) {

-        return Impl::StdString::StartsWith( Impl::StdString::makeString( substr ) );

-    }

-    inline Impl::StdString::EndsWith    EndsWith( std::string const& substr ) {

-        return Impl::StdString::EndsWith( substr );

-    }

-    inline Impl::StdString::EndsWith    EndsWith( const char* substr ) {

-        return Impl::StdString::EndsWith( Impl::StdString::makeString( substr ) );

-    }

-

-} // namespace Matchers

-

-using namespace Matchers;

-

-} // namespace Catch

-

-// #included from: internal/catch_interfaces_tag_alias_registry.h

-#define TWOBLUECUBES_CATCH_INTERFACES_TAG_ALIAS_REGISTRY_H_INCLUDED

-

-// #included from: catch_tag_alias.h

-#define TWOBLUECUBES_CATCH_TAG_ALIAS_H_INCLUDED

-

-#include <string>

-

-namespace Catch {

-

-    struct TagAlias {

-        TagAlias( std::string _tag, SourceLineInfo _lineInfo ) : tag( _tag ), lineInfo( _lineInfo ) {}

-

-        std::string tag;

-        SourceLineInfo lineInfo;

-    };

-

-    struct RegistrarForTagAliases {

-        RegistrarForTagAliases( char const* alias, char const* tag, SourceLineInfo const& lineInfo );

-    };

-

-} // end namespace Catch

-

-#define CATCH_REGISTER_TAG_ALIAS( alias, spec ) namespace{ Catch::RegistrarForTagAliases INTERNAL_CATCH_UNIQUE_NAME( AutoRegisterTagAlias )( alias, spec, CATCH_INTERNAL_LINEINFO ); }

-// #included from: catch_option.hpp

-#define TWOBLUECUBES_CATCH_OPTION_HPP_INCLUDED

-

-namespace Catch {

-

-    // An optional type

-    template<typename T>

-    class Option {

-    public:

-        Option() : nullableValue( NULL ) {}

-        Option( T const& _value )

-        : nullableValue( new( storage ) T( _value ) )

-        {}

-        Option( Option const& _other )

-        : nullableValue( _other ? new( storage ) T( *_other ) : NULL )

-        {}

-

-        ~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 = NULL;

-        }

-

-        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 != NULL; }

-        bool none() const { return nullableValue == NULL; }

-

-        bool operator !() const { return nullableValue == NULL; }

-        operator SafeBool::type() const {

-            return SafeBool::makeSafe( some() );

-        }

-

-    private:

-        T* nullableValue;

-        char storage[sizeof(T)];

-    };

-

-} // end namespace Catch

-

-namespace Catch {

-

-    struct ITagAliasRegistry {

-        virtual ~ITagAliasRegistry();

-        virtual Option<TagAlias> find( std::string const& alias ) const = 0;

-        virtual std::string expandAliases( std::string const& unexpandedTestSpec ) const = 0;

-

-        static ITagAliasRegistry const& get();

-    };

-

-} // end namespace Catch

-

-// These files are included here so the single_include script doesn't put them

-// in the conditionally compiled sections

-// #included from: internal/catch_test_case_info.h

-#define TWOBLUECUBES_CATCH_TEST_CASE_INFO_H_INCLUDED

-

-#include <string>

-#include <set>

-

-#ifdef __clang__

-#pragma clang diagnostic push

-#pragma clang diagnostic ignored "-Wpadded"

-#endif

-

-namespace Catch {

-

-    struct ITestCase;

-

-    struct TestCaseInfo {

-        enum SpecialProperties{

-            None = 0,

-            IsHidden = 1 << 1,

-            ShouldFail = 1 << 2,

-            MayFail = 1 << 3,

-            Throws = 1 << 4

-        };

-

-        TestCaseInfo(   std::string const& _name,

-                        std::string const& _className,

-                        std::string const& _description,

-                        std::set<std::string> const& _tags,

-                        SourceLineInfo const& _lineInfo );

-

-        TestCaseInfo( TestCaseInfo const& other );

-

-        bool isHidden() const;

-        bool throws() const;

-        bool okToFail() const;

-        bool expectedToFail() const;

-

-        std::string name;

-        std::string className;

-        std::string description;

-        std::set<std::string> tags;

-        std::set<std::string> lcaseTags;

-        std::string tagsAsString;

-        SourceLineInfo lineInfo;

-        SpecialProperties properties;

-    };

-

-    class TestCase : public TestCaseInfo {

-    public:

-

-        TestCase( ITestCase* testCase, TestCaseInfo const& info );

-        TestCase( TestCase const& other );

-

-        TestCase withName( std::string const& _newName ) const;

-

-        void invoke() const;

-

-        TestCaseInfo const& getTestCaseInfo() const;

-

-        void swap( TestCase& other );

-        bool operator == ( TestCase const& other ) const;

-        bool operator < ( TestCase const& other ) const;

-        TestCase& operator = ( TestCase const& other );

-

-    private:

-        Ptr<ITestCase> test;

-    };

-

-    TestCase makeTestCase(  ITestCase* testCase,

-                            std::string const& className,

-                            std::string const& name,

-                            std::string const& description,

-                            SourceLineInfo const& lineInfo );

-}

-

-#ifdef __clang__

-#pragma clang diagnostic pop

-#endif

-

-

-#ifdef __OBJC__

-// #included from: internal/catch_objc.hpp

-#define TWOBLUECUBES_CATCH_OBJC_HPP_INCLUDED

-

-#import <objc/runtime.h>

-

-#include <string>

-

-// NB. Any general catch headers included here must be included

-// in catch.hpp first to make sure they are included by the single

-// header for non obj-usage

-

-///////////////////////////////////////////////////////////////////////////////

-// This protocol is really only here for (self) documenting purposes, since

-// all its methods are optional.

-@protocol OcFixture

-

-@optional

-

--(void) setUp;

--(void) tearDown;

-

-@end

-

-namespace Catch {

-

-    class OcMethod : public SharedImpl<ITestCase> {

-

-    public:

-        OcMethod( Class cls, SEL sel ) : m_cls( cls ), m_sel( sel ) {}

-

-        virtual void invoke() const {

-            id obj = [[m_cls alloc] init];

-

-            performOptionalSelector( obj, @selector(setUp)  );

-            performOptionalSelector( obj, m_sel );

-            performOptionalSelector( obj, @selector(tearDown)  );

-

-            arcSafeRelease( obj );

-        }

-    private:

-        virtual ~OcMethod() {}

-

-        Class m_cls;

-        SEL m_sel;

-    };

-

-    namespace Detail{

-

-        inline std::string getAnnotation(   Class cls,

-                                            std::string const& annotationName,

-                                            std::string const& testCaseName ) {

-            NSString* selStr = [[NSString alloc] initWithFormat:@"Catch_%s_%s", annotationName.c_str(), testCaseName.c_str()];

-            SEL sel = NSSelectorFromString( selStr );

-            arcSafeRelease( selStr );

-            id value = performOptionalSelector( cls, sel );

-            if( value )

-                return [(NSString*)value UTF8String];

-            return "";

-        }

-    }

-

-    inline size_t registerTestMethods() {

-        size_t noTestMethods = 0;

-        int noClasses = objc_getClassList( NULL, 0 );

-

-        Class* classes = (CATCH_UNSAFE_UNRETAINED Class *)malloc( sizeof(Class) * noClasses);

-        objc_getClassList( classes, noClasses );

-

-        for( int c = 0; c < noClasses; c++ ) {

-            Class cls = classes[c];

-            {

-                u_int count;

-                Method* methods = class_copyMethodList( cls, &count );

-                for( u_int m = 0; m < count ; m++ ) {

-                    SEL selector = method_getName(methods[m]);

-                    std::string methodName = sel_getName(selector);

-                    if( startsWith( methodName, "Catch_TestCase_" ) ) {

-                        std::string testCaseName = methodName.substr( 15 );

-                        std::string name = Detail::getAnnotation( cls, "Name", testCaseName );

-                        std::string desc = Detail::getAnnotation( cls, "Description", testCaseName );

-                        const char* className = class_getName( cls );

-

-                        getMutableRegistryHub().registerTest( makeTestCase( new OcMethod( cls, selector ), className, name.c_str(), desc.c_str(), SourceLineInfo() ) );

-                        noTestMethods++;

-                    }

-                }

-                free(methods);

-            }

-        }

-        return noTestMethods;

-    }

-

-    namespace Matchers {

-        namespace Impl {

-        namespace NSStringMatchers {

-

-            template<typename MatcherT>

-            struct StringHolder : MatcherImpl<MatcherT, NSString*>{

-                StringHolder( NSString* substr ) : m_substr( [substr copy] ){}

-                StringHolder( StringHolder const& other ) : m_substr( [other.m_substr copy] ){}

-                StringHolder() {

-                    arcSafeRelease( m_substr );

-                }

-

-                NSString* m_substr;

-            };

-

-            struct Equals : StringHolder<Equals> {

-                Equals( NSString* substr ) : StringHolder( substr ){}

-

-                virtual bool match( ExpressionType const& str ) const {

-                    return  (str != nil || m_substr == nil ) &&

-                            [str isEqualToString:m_substr];

-                }

-

-                virtual std::string toString() const {

-                    return "equals string: " + Catch::toString( m_substr );

-                }

-            };

-

-            struct Contains : StringHolder<Contains> {

-                Contains( NSString* substr ) : StringHolder( substr ){}

-

-                virtual bool match( ExpressionType const& str ) const {

-                    return  (str != nil || m_substr == nil ) &&

-                            [str rangeOfString:m_substr].location != NSNotFound;

-                }

-

-                virtual std::string toString() const {

-                    return "contains string: " + Catch::toString( m_substr );

-                }

-            };

-

-            struct StartsWith : StringHolder<StartsWith> {

-                StartsWith( NSString* substr ) : StringHolder( substr ){}

-

-                virtual bool match( ExpressionType const& str ) const {

-                    return  (str != nil || m_substr == nil ) &&

-                            [str rangeOfString:m_substr].location == 0;

-                }

-

-                virtual std::string toString() const {

-                    return "starts with: " + Catch::toString( m_substr );

-                }

-            };

-            struct EndsWith : StringHolder<EndsWith> {

-                EndsWith( NSString* substr ) : StringHolder( substr ){}

-

-                virtual bool match( ExpressionType const& str ) const {

-                    return  (str != nil || m_substr == nil ) &&

-                            [str rangeOfString:m_substr].location == [str length] - [m_substr length];

-                }

-

-                virtual std::string toString() const {

-                    return "ends with: " + Catch::toString( m_substr );

-                }

-            };

-

-        } // namespace NSStringMatchers

-        } // namespace Impl

-

-        inline Impl::NSStringMatchers::Equals

-            Equals( NSString* substr ){ return Impl::NSStringMatchers::Equals( substr ); }

-

-        inline Impl::NSStringMatchers::Contains

-            Contains( NSString* substr ){ return Impl::NSStringMatchers::Contains( substr ); }

-

-        inline Impl::NSStringMatchers::StartsWith

-            StartsWith( NSString* substr ){ return Impl::NSStringMatchers::StartsWith( substr ); }

-

-        inline Impl::NSStringMatchers::EndsWith

-            EndsWith( NSString* substr ){ return Impl::NSStringMatchers::EndsWith( substr ); }

-

-    } // namespace Matchers

-

-    using namespace Matchers;

-

-} // namespace Catch

-

-///////////////////////////////////////////////////////////////////////////////

-#define OC_TEST_CASE( name, desc )\

-+(NSString*) INTERNAL_CATCH_UNIQUE_NAME( Catch_Name_test ) \

-{\

-return @ name; \

-}\

-+(NSString*) INTERNAL_CATCH_UNIQUE_NAME( Catch_Description_test ) \

-{ \

-return @ desc; \

-} \

--(void) INTERNAL_CATCH_UNIQUE_NAME( Catch_TestCase_test )

-

-#endif

-

-#ifdef CATCH_IMPL

-// #included from: internal/catch_impl.hpp

-#define TWOBLUECUBES_CATCH_IMPL_HPP_INCLUDED

-

-// Collect all the implementation files together here

-// These are the equivalent of what would usually be cpp files

-

-#ifdef __clang__

-#pragma clang diagnostic push

-#pragma clang diagnostic ignored "-Wweak-vtables"

-#endif

-

-// #included from: ../catch_runner.hpp

-#define TWOBLUECUBES_CATCH_RUNNER_HPP_INCLUDED

-

-// #included from: internal/catch_commandline.hpp

-#define TWOBLUECUBES_CATCH_COMMANDLINE_HPP_INCLUDED

-

-// #included from: catch_config.hpp

-#define TWOBLUECUBES_CATCH_CONFIG_HPP_INCLUDED

-

-// #included from: catch_test_spec_parser.hpp

-#define TWOBLUECUBES_CATCH_TEST_SPEC_PARSER_HPP_INCLUDED

-

-#ifdef __clang__

-#pragma clang diagnostic push

-#pragma clang diagnostic ignored "-Wpadded"

-#endif

-

-// #included from: catch_test_spec.hpp

-#define TWOBLUECUBES_CATCH_TEST_SPEC_HPP_INCLUDED

-

-#ifdef __clang__

-#pragma clang diagnostic push

-#pragma clang diagnostic ignored "-Wpadded"

-#endif

-

-#include <string>

-#include <vector>

-

-namespace Catch {

-

-    class TestSpec {

-        struct Pattern : SharedImpl<> {

-            virtual ~Pattern();

-            virtual bool matches( TestCaseInfo const& testCase ) const = 0;

-        };

-        class NamePattern : public Pattern {

-            enum WildcardPosition {

-                NoWildcard = 0,

-                WildcardAtStart = 1,

-                WildcardAtEnd = 2,

-                WildcardAtBothEnds = WildcardAtStart | WildcardAtEnd

-            };

-

-        public:

-            NamePattern( std::string const& name ) : m_name( toLower( name ) ), m_wildcard( NoWildcard ) {

-                if( startsWith( m_name, "*" ) ) {

-                    m_name = m_name.substr( 1 );

-                    m_wildcard = WildcardAtStart;

-                }

-                if( endsWith( m_name, "*" ) ) {

-                    m_name = m_name.substr( 0, m_name.size()-1 );

-                    m_wildcard = static_cast<WildcardPosition>( m_wildcard | WildcardAtEnd );

-                }

-            }

-            virtual ~NamePattern();

-            virtual bool matches( TestCaseInfo const& testCase ) const {

-                switch( m_wildcard ) {

-                    case NoWildcard:

-                        return m_name == toLower( testCase.name );

-                    case WildcardAtStart:

-                        return endsWith( toLower( testCase.name ), m_name );

-                    case WildcardAtEnd:

-                        return startsWith( toLower( testCase.name ), m_name );

-                    case WildcardAtBothEnds:

-                        return contains( toLower( testCase.name ), m_name );

-                }

-

-#ifdef __clang__

-#pragma clang diagnostic push

-#pragma clang diagnostic ignored "-Wunreachable-code"

-#endif

-                throw std::logic_error( "Unknown enum" );

-#ifdef __clang__

-#pragma clang diagnostic pop

-#endif

-            }

-        private:

-            std::string m_name;

-            WildcardPosition m_wildcard;

-        };

-        class TagPattern : public Pattern {

-        public:

-            TagPattern( std::string const& tag ) : m_tag( toLower( tag ) ) {}

-            virtual ~TagPattern();

-            virtual bool matches( TestCaseInfo const& testCase ) const {

-                return testCase.lcaseTags.find( m_tag ) != testCase.lcaseTags.end();

-            }

-        private:

-            std::string m_tag;

-        };

-        class ExcludedPattern : public Pattern {

-        public:

-            ExcludedPattern( Ptr<Pattern> const& underlyingPattern ) : m_underlyingPattern( underlyingPattern ) {}

-            virtual ~ExcludedPattern();

-            virtual bool matches( TestCaseInfo const& testCase ) const { return !m_underlyingPattern->matches( testCase ); }

-        private:

-            Ptr<Pattern> m_underlyingPattern;

-        };

-

-        struct Filter {

-            std::vector<Ptr<Pattern> > m_patterns;

-

-            bool matches( TestCaseInfo const& testCase ) const {

-                // All patterns in a filter must match for the filter to be a match

-                for( std::vector<Ptr<Pattern> >::const_iterator it = m_patterns.begin(), itEnd = m_patterns.end(); it != itEnd; ++it )

-                    if( !(*it)->matches( testCase ) )

-                        return false;

-                return true;

-            }

-        };

-

-    public:

-        bool hasFilters() const {

-            return !m_filters.empty();

-        }

-        bool matches( TestCaseInfo const& testCase ) const {

-            // A TestSpec matches if any filter matches

-            for( std::vector<Filter>::const_iterator it = m_filters.begin(), itEnd = m_filters.end(); it != itEnd; ++it )

-                if( it->matches( testCase ) )

-                    return true;

-            return false;

-        }

-

-    private:

-        std::vector<Filter> m_filters;

-

-        friend class TestSpecParser;

-    };

-}

-

-#ifdef __clang__

-#pragma clang diagnostic pop

-#endif

-

-namespace Catch {

-

-    class TestSpecParser {

-        enum Mode{ None, Name, QuotedName, Tag };

-        Mode m_mode;

-        bool m_exclusion;

-        std::size_t m_start, m_pos;

-        std::string m_arg;

-        TestSpec::Filter m_currentFilter;

-        TestSpec m_testSpec;

-        ITagAliasRegistry const* m_tagAliases;

-

-    public:

-        TestSpecParser( ITagAliasRegistry const& tagAliases ) : m_tagAliases( &tagAliases ) {}

-

-        TestSpecParser& parse( std::string const& arg ) {

-            m_mode = None;

-            m_exclusion = false;

-            m_start = std::string::npos;

-            m_arg = m_tagAliases->expandAliases( arg );

-            for( m_pos = 0; m_pos < m_arg.size(); ++m_pos )

-                visitChar( m_arg[m_pos] );

-            if( m_mode == Name )

-                addPattern<TestSpec::NamePattern>();

-            return *this;

-        }

-        TestSpec testSpec() {

-            addFilter();

-            return m_testSpec;

-        }

-    private:

-        void visitChar( char c ) {

-            if( m_mode == None ) {

-                switch( c ) {

-                case ' ': return;

-                case '~': m_exclusion = true; return;

-                case '[': return startNewMode( Tag, ++m_pos );

-                case '"': return startNewMode( QuotedName, ++m_pos );

-                default: startNewMode( Name, m_pos ); break;

-                }

-            }

-            if( m_mode == Name ) {

-                if( c == ',' ) {

-                    addPattern<TestSpec::NamePattern>();

-                    addFilter();

-                }

-                else if( c == '[' ) {

-                    if( subString() == "exclude:" )

-                        m_exclusion = true;

-                    else

-                        addPattern<TestSpec::NamePattern>();

-                    startNewMode( Tag, ++m_pos );

-                }

-            }

-            else if( m_mode == QuotedName && c == '"' )

-                addPattern<TestSpec::NamePattern>();

-            else if( m_mode == Tag && c == ']' )

-                addPattern<TestSpec::TagPattern>();

-        }

-        void startNewMode( Mode mode, std::size_t start ) {

-            m_mode = mode;

-            m_start = start;

-        }

-        std::string subString() const { return m_arg.substr( m_start, m_pos - m_start ); }

-        template<typename T>

-        void addPattern() {

-            std::string token = subString();

-            if( startsWith( token, "exclude:" ) ) {

-                m_exclusion = true;

-                token = token.substr( 8 );

-            }

-            if( !token.empty() ) {

-                Ptr<TestSpec::Pattern> pattern = new T( token );

-                if( m_exclusion )

-                    pattern = new TestSpec::ExcludedPattern( pattern );

-                m_currentFilter.m_patterns.push_back( pattern );

-            }

-            m_exclusion = false;

-            m_mode = None;

-        }

-        void addFilter() {

-            if( !m_currentFilter.m_patterns.empty() ) {

-                m_testSpec.m_filters.push_back( m_currentFilter );

-                m_currentFilter = TestSpec::Filter();

-            }

-        }

-    };

-    inline TestSpec parseTestSpec( std::string const& arg ) {

-        return TestSpecParser( ITagAliasRegistry::get() ).parse( arg ).testSpec();

-    }

-

-} // namespace Catch

-

-#ifdef __clang__

-#pragma clang diagnostic pop

-#endif

-

-// #included from: catch_interfaces_config.h

-#define TWOBLUECUBES_CATCH_INTERFACES_CONFIG_H_INCLUDED

-

-#include <iostream>

-#include <string>

-#include <vector>

-

-namespace Catch {

-

-    struct Verbosity { enum Level {

-        NoOutput = 0,

-        Quiet,

-        Normal

-    }; };

-

-    struct WarnAbout { enum What {

-        Nothing = 0x00,

-        NoAssertions = 0x01

-    }; };

-

-    struct ShowDurations { enum OrNot {

-        DefaultForReporter,

-        Always,

-        Never

-    }; };

-    struct RunTests { enum InWhatOrder {

-        InDeclarationOrder,

-        InLexicographicalOrder,

-        InRandomOrder

-    }; };

-

-    class TestSpec;

-

-    struct IConfig : IShared {

-

-        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 int abortAfter() const = 0;

-        virtual bool showInvisibles() const = 0;

-        virtual ShowDurations::OrNot showDurations() const = 0;

-        virtual TestSpec const& testSpec() const = 0;

-        virtual RunTests::InWhatOrder runOrder() const = 0;

-        virtual unsigned int rngSeed() const = 0;

-        virtual bool forceColour() const = 0;

-    };

-}

-

-// #included from: catch_stream.h

-#define TWOBLUECUBES_CATCH_STREAM_H_INCLUDED

-

-#include <streambuf>

-

-#ifdef __clang__

-#pragma clang diagnostic ignored "-Wpadded"

-#endif

-

-namespace Catch {

-

-    class Stream {

-    public:

-        Stream();

-        Stream( std::streambuf* _streamBuf, bool _isOwned );

-        void release();

-

-        std::streambuf* streamBuf;

-

-    private:

-        bool isOwned;

-    };

-

-    std::ostream& cout();

-    std::ostream& cerr();

-}

-

-#include <memory>

-#include <vector>

-#include <string>

-#include <iostream>

-#include <ctime>

-

-#ifndef CATCH_CONFIG_CONSOLE_WIDTH

-#define CATCH_CONFIG_CONSOLE_WIDTH 80

-#endif

-

-namespace Catch {

-

-    struct ConfigData {

-

-        ConfigData()

-        :   listTests( false ),

-            listTags( false ),

-            listReporters( false ),

-            listTestNamesOnly( false ),

-            showSuccessfulTests( false ),

-            shouldDebugBreak( false ),

-            noThrow( false ),

-            showHelp( false ),

-            showInvisibles( false ),

-            forceColour( false ),

-            abortAfter( -1 ),

-            rngSeed( 0 ),

-            verbosity( Verbosity::Normal ),

-            warnings( WarnAbout::Nothing ),

-            showDurations( ShowDurations::DefaultForReporter ),

-            runOrder( RunTests::InDeclarationOrder )

-        {}

-

-        bool listTests;

-        bool listTags;

-        bool listReporters;

-        bool listTestNamesOnly;

-

-        bool showSuccessfulTests;

-        bool shouldDebugBreak;

-        bool noThrow;

-        bool showHelp;

-        bool showInvisibles;

-        bool forceColour;

-

-        int abortAfter;

-        unsigned int rngSeed;

-

-        Verbosity::Level verbosity;

-        WarnAbout::What warnings;

-        ShowDurations::OrNot showDurations;

-        RunTests::InWhatOrder runOrder;

-

-        std::string reporterName;

-        std::string outputFilename;

-        std::string name;

-        std::string processName;

-

-        std::vector<std::string> testsOrTags;

-    };

-

-    class Config : public SharedImpl<IConfig> {

-    private:

-        Config( Config const& other );

-        Config& operator = ( Config const& other );

-        virtual void dummy();

-    public:

-

-        Config()

-        :   m_os( Catch::cout().rdbuf() )

-        {}

-

-        Config( ConfigData const& data )

-        :   m_data( data ),

-            m_os( Catch::cout().rdbuf() )

-        {

-            if( !data.testsOrTags.empty() ) {

-                TestSpecParser parser( ITagAliasRegistry::get() );

-                for( std::size_t i = 0; i < data.testsOrTags.size(); ++i )

-                    parser.parse( data.testsOrTags[i] );

-                m_testSpec = parser.testSpec();

-            }

-        }

-

-        virtual ~Config() {

-            m_os.rdbuf( Catch::cout().rdbuf() );

-            m_stream.release();

-        }

-

-        void setFilename( std::string const& filename ) {

-            m_data.outputFilename = filename;

-        }

-

-        std::string const& getFilename() const {

-            return m_data.outputFilename ;

-        }

-

-        bool listTests() const { return m_data.listTests; }

-        bool listTestNamesOnly() const { return m_data.listTestNamesOnly; }

-        bool listTags() const { return m_data.listTags; }

-        bool listReporters() const { return m_data.listReporters; }

-

-        std::string getProcessName() const { return m_data.processName; }

-

-        bool shouldDebugBreak() const { return m_data.shouldDebugBreak; }

-

-        void setStreamBuf( std::streambuf* buf ) {

-            m_os.rdbuf( buf ? buf : Catch::cout().rdbuf() );

-        }

-

-        void useStream( std::string const& streamName ) {

-            Stream stream = createStream( streamName );

-            setStreamBuf( stream.streamBuf );

-            m_stream.release();

-            m_stream = stream;

-        }

-

-        std::string getReporterName() const { return m_data.reporterName; }

-

-        int abortAfter() const { return m_data.abortAfter; }

-

-        TestSpec const& testSpec() const { return m_testSpec; }

-

-        bool showHelp() const { return m_data.showHelp; }

-        bool showInvisibles() const { return m_data.showInvisibles; }

-

-        // IConfig interface

-        virtual bool allowThrows() const        { return !m_data.noThrow; }

-        virtual std::ostream& stream() const    { return m_os; }

-        virtual std::string name() const        { return m_data.name.empty() ? m_data.processName : m_data.name; }

-        virtual bool includeSuccessfulResults() const   { return m_data.showSuccessfulTests; }

-        virtual bool warnAboutMissingAssertions() const { return m_data.warnings & WarnAbout::NoAssertions; }

-        virtual ShowDurations::OrNot showDurations() const { return m_data.showDurations; }

-        virtual RunTests::InWhatOrder runOrder() const  { return m_data.runOrder; }

-        virtual unsigned int rngSeed() const    { return m_data.rngSeed; }

-        virtual bool forceColour() const { return m_data.forceColour; }

-

-    private:

-        ConfigData m_data;

-

-        Stream m_stream;

-        mutable std::ostream m_os;

-        TestSpec m_testSpec;

-    };

-

-} // end namespace Catch

-

-// #included from: catch_clara.h

-#define TWOBLUECUBES_CATCH_CLARA_H_INCLUDED

-

-// Use Catch's value for console width (store Clara's off to the side, if present)

-#ifdef CLARA_CONFIG_CONSOLE_WIDTH

-#define CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH CLARA_CONFIG_CONSOLE_WIDTH

-#undef CLARA_CONFIG_CONSOLE_WIDTH

-#endif

-#define CLARA_CONFIG_CONSOLE_WIDTH CATCH_CONFIG_CONSOLE_WIDTH

-

-// Declare Clara inside the Catch namespace

-#define STITCH_CLARA_OPEN_NAMESPACE namespace Catch {

-// #included from: ../external/clara.h

-

-// Only use header guard if we are not using an outer namespace

-#if !defined(TWOBLUECUBES_CLARA_H_INCLUDED) || defined(STITCH_CLARA_OPEN_NAMESPACE)

-

-#ifndef STITCH_CLARA_OPEN_NAMESPACE

-#define TWOBLUECUBES_CLARA_H_INCLUDED

-#define STITCH_CLARA_OPEN_NAMESPACE

-#define STITCH_CLARA_CLOSE_NAMESPACE

-#else

-#define STITCH_CLARA_CLOSE_NAMESPACE }

-#endif

-

-#define STITCH_TBC_TEXT_FORMAT_OPEN_NAMESPACE STITCH_CLARA_OPEN_NAMESPACE

-

-// ----------- #included from tbc_text_format.h -----------

-

-// Only use header guard if we are not using an outer namespace

-#if !defined(TBC_TEXT_FORMAT_H_INCLUDED) || defined(STITCH_TBC_TEXT_FORMAT_OUTER_NAMESPACE)

-#ifndef STITCH_TBC_TEXT_FORMAT_OUTER_NAMESPACE

-#define TBC_TEXT_FORMAT_H_INCLUDED

-#endif

-

-#include <string>

-#include <vector>

-#include <sstream>

-

-// Use optional outer namespace

-#ifdef STITCH_TBC_TEXT_FORMAT_OUTER_NAMESPACE

-namespace STITCH_TBC_TEXT_FORMAT_OUTER_NAMESPACE {

-#endif

-

-namespace Tbc {

-

-#ifdef TBC_TEXT_FORMAT_CONSOLE_WIDTH

-    const unsigned int consoleWidth = TBC_TEXT_FORMAT_CONSOLE_WIDTH;

-#else

-    const unsigned int consoleWidth = 80;

-#endif

-

-    struct TextAttributes {

-        TextAttributes()

-        :   initialIndent( std::string::npos ),

-            indent( 0 ),

-            width( consoleWidth-1 ),

-            tabChar( '\t' )

-        {}

-

-        TextAttributes& setInitialIndent( std::size_t _value )  { initialIndent = _value; return *this; }

-        TextAttributes& setIndent( std::size_t _value )         { indent = _value; return *this; }

-        TextAttributes& setWidth( std::size_t _value )          { width = _value; return *this; }

-        TextAttributes& setTabChar( char _value )               { tabChar = _value; return *this; }

-

-        std::size_t initialIndent;  // indent of first line, or npos

-        std::size_t indent;         // indent of subsequent lines, or all if initialIndent is npos

-        std::size_t width;          // maximum width of text, including indent. Longer text will wrap

-        char tabChar;               // If this char is seen the indent is changed to current pos

-    };

-

-    class Text {

-    public:

-        Text( std::string const& _str, TextAttributes const& _attr = TextAttributes() )

-        : attr( _attr )

-        {

-            std::string wrappableChars = " [({.,/|\\-";

-            std::size_t indent = _attr.initialIndent != std::string::npos

-                ? _attr.initialIndent

-                : _attr.indent;

-            std::string remainder = _str;

-

-            while( !remainder.empty() ) {

-                if( lines.size() >= 1000 ) {

-                    lines.push_back( "... message truncated due to excessive size" );

-                    return;

-                }

-                std::size_t tabPos = std::string::npos;

-                std::size_t width = (std::min)( remainder.size(), _attr.width - indent );

-                std::size_t pos = remainder.find_first_of( '\n' );

-                if( pos <= width ) {

-                    width = pos;

-                }

-                pos = remainder.find_last_of( _attr.tabChar, width );

-                if( pos != std::string::npos ) {

-                    tabPos = pos;

-                    if( remainder[width] == '\n' )

-                        width--;

-                    remainder = remainder.substr( 0, tabPos ) + remainder.substr( tabPos+1 );

-                }

-

-                if( width == remainder.size() ) {

-                    spliceLine( indent, remainder, width );

-                }

-                else if( remainder[width] == '\n' ) {

-                    spliceLine( indent, remainder, width );

-                    if( width <= 1 || remainder.size() != 1 )

-                        remainder = remainder.substr( 1 );

-                    indent = _attr.indent;

-                }

-                else {

-                    pos = remainder.find_last_of( wrappableChars, width );

-                    if( pos != std::string::npos && pos > 0 ) {

-                        spliceLine( indent, remainder, pos );

-                        if( remainder[0] == ' ' )

-                            remainder = remainder.substr( 1 );

-                    }

-                    else {

-                        spliceLine( indent, remainder, width-1 );

-                        lines.back() += "-";

-                    }

-                    if( lines.size() == 1 )

-                        indent = _attr.indent;

-                    if( tabPos != std::string::npos )

-                        indent += tabPos;

-                }

-            }

-        }

-

-        void spliceLine( std::size_t _indent, std::string& _remainder, std::size_t _pos ) {

-            lines.push_back( std::string( _indent, ' ' ) + _remainder.substr( 0, _pos ) );

-            _remainder = _remainder.substr( _pos );

-        }

-

-        typedef std::vector<std::string>::const_iterator const_iterator;

-

-        const_iterator begin() const { return lines.begin(); }

-        const_iterator end() const { return lines.end(); }

-        std::string const& last() const { return lines.back(); }

-        std::size_t size() const { return lines.size(); }

-        std::string const& operator[]( std::size_t _index ) const { return lines[_index]; }

-        std::string toString() const {

-            std::ostringstream oss;

-            oss << *this;

-            return oss.str();

-        }

-

-        inline friend std::ostream& operator << ( std::ostream& _stream, Text const& _text ) {

-            for( Text::const_iterator it = _text.begin(), itEnd = _text.end();

-                it != itEnd; ++it ) {

-                if( it != _text.begin() )

-                    _stream << "\n";

-                _stream << *it;

-            }

-            return _stream;

-        }

-

-    private:

-        std::string str;

-        TextAttributes attr;

-        std::vector<std::string> lines;

-    };

-

-} // end namespace Tbc

-

-#ifdef STITCH_TBC_TEXT_FORMAT_OUTER_NAMESPACE

-} // end outer namespace

-#endif

-

-#endif // TBC_TEXT_FORMAT_H_INCLUDED

-

-// ----------- end of #include from tbc_text_format.h -----------

-// ........... back in /Users/philnash/Dev/OSS/Clara/srcs/clara.h

-

-#undef STITCH_TBC_TEXT_FORMAT_OPEN_NAMESPACE

-

-#include <map>

-#include <algorithm>

-#include <stdexcept>

-#include <memory>

-

-// Use optional outer namespace

-#ifdef STITCH_CLARA_OPEN_NAMESPACE

-STITCH_CLARA_OPEN_NAMESPACE

-#endif

-

-namespace Clara {

-

-    struct UnpositionalTag {};

-

-    extern UnpositionalTag _;

-

-#ifdef CLARA_CONFIG_MAIN

-    UnpositionalTag _;

-#endif

-

-    namespace Detail {

-

-#ifdef CLARA_CONSOLE_WIDTH

-    const unsigned int consoleWidth = CLARA_CONFIG_CONSOLE_WIDTH;

-#else

-    const unsigned int consoleWidth = 80;

-#endif

-

-        using namespace Tbc;

-

-        inline bool startsWith( std::string const& str, std::string const& prefix ) {

-            return str.size() >= prefix.size() && str.substr( 0, prefix.size() ) == prefix;

-        }

-

-        template<typename T> struct RemoveConstRef{ typedef T type; };

-        template<typename T> struct RemoveConstRef<T&>{ typedef T type; };

-        template<typename T> struct RemoveConstRef<T const&>{ typedef T type; };

-        template<typename T> struct RemoveConstRef<T const>{ typedef T type; };

-

-        template<typename T>    struct IsBool       { static const bool value = false; };

-        template<>              struct IsBool<bool> { static const bool value = true; };

-

-        template<typename T>

-        void convertInto( std::string const& _source, T& _dest ) {

-            std::stringstream ss;

-            ss << _source;

-            ss >> _dest;

-            if( ss.fail() )

-                throw std::runtime_error( "Unable to convert " + _source + " to destination type" );

-        }

-        inline void convertInto( std::string const& _source, std::string& _dest ) {

-            _dest = _source;

-        }

-        inline void convertInto( std::string const& _source, bool& _dest ) {

-            std::string sourceLC = _source;

-            std::transform( sourceLC.begin(), sourceLC.end(), sourceLC.begin(), ::tolower );

-            if( sourceLC == "y" || sourceLC == "1" || sourceLC == "true" || sourceLC == "yes" || sourceLC == "on" )

-                _dest = true;

-            else if( sourceLC == "n" || sourceLC == "0" || sourceLC == "false" || sourceLC == "no" || sourceLC == "off" )

-                _dest = false;

-            else

-                throw std::runtime_error( "Expected a boolean value but did not recognise:\n  '" + _source + "'" );

-        }

-        inline void convertInto( bool _source, bool& _dest ) {

-            _dest = _source;

-        }

-        template<typename T>

-        inline void convertInto( bool, T& ) {

-            throw std::runtime_error( "Invalid conversion" );

-        }

-

-        template<typename ConfigT>

-        struct IArgFunction {

-            virtual ~IArgFunction() {}

-#  ifdef CATCH_CPP11_OR_GREATER

-            IArgFunction()                      = default;

-            IArgFunction( IArgFunction const& ) = default;

-#  endif

-            virtual void set( ConfigT& config, std::string const& value ) const = 0;

-            virtual void setFlag( ConfigT& config ) const = 0;

-            virtual bool takesArg() const = 0;

-            virtual IArgFunction* clone() const = 0;

-        };

-

-        template<typename ConfigT>

-        class BoundArgFunction {

-        public:

-            BoundArgFunction() : functionObj( NULL ) {}

-            BoundArgFunction( IArgFunction<ConfigT>* _functionObj ) : functionObj( _functionObj ) {}

-            BoundArgFunction( BoundArgFunction const& other ) : functionObj( other.functionObj ? other.functionObj->clone() : NULL ) {}

-            BoundArgFunction& operator = ( BoundArgFunction const& other ) {

-                IArgFunction<ConfigT>* newFunctionObj = other.functionObj ? other.functionObj->clone() : NULL;

-                delete functionObj;

-                functionObj = newFunctionObj;

-                return *this;

-            }

-            ~BoundArgFunction() { delete functionObj; }

-

-            void set( ConfigT& config, std::string const& value ) const {

-                functionObj->set( config, value );

-            }

-            void setFlag( ConfigT& config ) const {

-                functionObj->setFlag( config );

-            }

-            bool takesArg() const { return functionObj->takesArg(); }

-

-            bool isSet() const {

-                return functionObj != NULL;

-            }

-        private:

-            IArgFunction<ConfigT>* functionObj;

-        };

-

-        template<typename C>

-        struct NullBinder : IArgFunction<C>{

-            virtual void set( C&, std::string const& ) const {}

-            virtual void setFlag( C& ) const {}

-            virtual bool takesArg() const { return true; }

-            virtual IArgFunction<C>* clone() const { return new NullBinder( *this ); }

-        };

-

-        template<typename C, typename M>

-        struct BoundDataMember : IArgFunction<C>{

-            BoundDataMember( M C::* _member ) : member( _member ) {}

-            virtual void set( C& p, std::string const& stringValue ) const {

-                convertInto( stringValue, p.*member );

-            }

-            virtual void setFlag( C& p ) const {

-                convertInto( true, p.*member );

-            }

-            virtual bool takesArg() const { return !IsBool<M>::value; }

-            virtual IArgFunction<C>* clone() const { return new BoundDataMember( *this ); }

-            M C::* member;

-        };

-        template<typename C, typename M>

-        struct BoundUnaryMethod : IArgFunction<C>{

-            BoundUnaryMethod( void (C::*_member)( M ) ) : member( _member ) {}

-            virtual void set( C& p, std::string const& stringValue ) const {

-                typename RemoveConstRef<M>::type value;

-                convertInto( stringValue, value );

-                (p.*member)( value );

-            }

-            virtual void setFlag( C& p ) const {

-                typename RemoveConstRef<M>::type value;

-                convertInto( true, value );

-                (p.*member)( value );

-            }

-            virtual bool takesArg() const { return !IsBool<M>::value; }

-            virtual IArgFunction<C>* clone() const { return new BoundUnaryMethod( *this ); }

-            void (C::*member)( M );

-        };

-        template<typename C>

-        struct BoundNullaryMethod : IArgFunction<C>{

-            BoundNullaryMethod( void (C::*_member)() ) : member( _member ) {}

-            virtual void set( C& p, std::string const& stringValue ) const {

-                bool value;

-                convertInto( stringValue, value );

-                if( value )

-                    (p.*member)();

-            }

-            virtual void setFlag( C& p ) const {

-                (p.*member)();

-            }

-            virtual bool takesArg() const { return false; }

-            virtual IArgFunction<C>* clone() const { return new BoundNullaryMethod( *this ); }

-            void (C::*member)();

-        };

-

-        template<typename C>

-        struct BoundUnaryFunction : IArgFunction<C>{

-            BoundUnaryFunction( void (*_function)( C& ) ) : function( _function ) {}

-            virtual void set( C& obj, std::string const& stringValue ) const {

-                bool value;

-                convertInto( stringValue, value );

-                if( value )

-                    function( obj );

-            }

-            virtual void setFlag( C& p ) const {

-                function( p );

-            }

-            virtual bool takesArg() const { return false; }

-            virtual IArgFunction<C>* clone() const { return new BoundUnaryFunction( *this ); }

-            void (*function)( C& );

-        };

-

-        template<typename C, typename T>

-        struct BoundBinaryFunction : IArgFunction<C>{

-            BoundBinaryFunction( void (*_function)( C&, T ) ) : function( _function ) {}

-            virtual void set( C& obj, std::string const& stringValue ) const {

-                typename RemoveConstRef<T>::type value;

-                convertInto( stringValue, value );

-                function( obj, value );

-            }

-            virtual void setFlag( C& obj ) const {

-                typename RemoveConstRef<T>::type value;

-                convertInto( true, value );

-                function( obj, value );

-            }

-            virtual bool takesArg() const { return !IsBool<T>::value; }

-            virtual IArgFunction<C>* clone() const { return new BoundBinaryFunction( *this ); }

-            void (*function)( C&, T );

-        };

-

-    } // namespace Detail

-

-    struct Parser {

-        Parser() : separators( " \t=:" ) {}

-

-        struct Token {

-            enum Type { Positional, ShortOpt, LongOpt };

-            Token( Type _type, std::string const& _data ) : type( _type ), data( _data ) {}

-            Type type;

-            std::string data;

-        };

-

-        void parseIntoTokens( int argc, char const * const * argv, std::vector<Parser::Token>& tokens ) const {

-            const std::string doubleDash = "--";

-            for( int i = 1; i < argc && argv[i] != doubleDash; ++i )

-                parseIntoTokens( argv[i] , tokens);

-        }

-        void parseIntoTokens( std::string arg, std::vector<Parser::Token>& tokens ) const {

-            while( !arg.empty() ) {

-                Parser::Token token( Parser::Token::Positional, arg );

-                arg = "";

-                if( token.data[0] == '-' ) {

-                    if( token.data.size() > 1 && token.data[1] == '-' ) {

-                        token = Parser::Token( Parser::Token::LongOpt, token.data.substr( 2 ) );

-                    }

-                    else {

-                        token = Parser::Token( Parser::Token::ShortOpt, token.data.substr( 1 ) );

-                        if( token.data.size() > 1 && separators.find( token.data[1] ) == std::string::npos ) {

-                            arg = "-" + token.data.substr( 1 );

-                            token.data = token.data.substr( 0, 1 );

-                        }

-                    }

-                }

-                if( token.type != Parser::Token::Positional ) {

-                    std::size_t pos = token.data.find_first_of( separators );

-                    if( pos != std::string::npos ) {

-                        arg = token.data.substr( pos+1 );

-                        token.data = token.data.substr( 0, pos );

-                    }

-                }

-                tokens.push_back( token );

-            }

-        }

-        std::string separators;

-    };

-

-    template<typename ConfigT>

-    struct CommonArgProperties {

-        CommonArgProperties() {}

-        CommonArgProperties( Detail::BoundArgFunction<ConfigT> const& _boundField ) : boundField( _boundField ) {}

-

-        Detail::BoundArgFunction<ConfigT> boundField;

-        std::string description;

-        std::string detail;

-        std::string placeholder; // Only value if boundField takes an arg

-

-        bool takesArg() const {

-            return !placeholder.empty();

-        }

-        void validate() const {

-            if( !boundField.isSet() )

-                throw std::logic_error( "option not bound" );

-        }

-    };

-    struct OptionArgProperties {

-        std::vector<std::string> shortNames;

-        std::string longName;

-

-        bool hasShortName( std::string const& shortName ) const {

-            return std::find( shortNames.begin(), shortNames.end(), shortName ) != shortNames.end();

-        }

-        bool hasLongName( std::string const& _longName ) const {

-            return _longName == longName;

-        }

-    };

-    struct PositionalArgProperties {

-        PositionalArgProperties() : position( -1 ) {}

-        int position; // -1 means non-positional (floating)

-

-        bool isFixedPositional() const {

-            return position != -1;

-        }

-    };

-

-    template<typename ConfigT>

-    class CommandLine {

-

-        struct Arg : CommonArgProperties<ConfigT>, OptionArgProperties, PositionalArgProperties {

-            Arg() {}

-            Arg( Detail::BoundArgFunction<ConfigT> const& _boundField ) : CommonArgProperties<ConfigT>( _boundField ) {}

-

-            using CommonArgProperties<ConfigT>::placeholder; // !TBD

-

-            std::string dbgName() const {

-                if( !longName.empty() )

-                    return "--" + longName;

-                if( !shortNames.empty() )

-                    return "-" + shortNames[0];

-                return "positional args";

-            }

-            std::string commands() const {

-                std::ostringstream oss;

-                bool first = true;

-                std::vector<std::string>::const_iterator it = shortNames.begin(), itEnd = shortNames.end();

-                for(; it != itEnd; ++it ) {

-                    if( first )

-                        first = false;

-                    else

-                        oss << ", ";

-                    oss << "-" << *it;

-                }

-                if( !longName.empty() ) {

-                    if( !first )

-                        oss << ", ";

-                    oss << "--" << longName;

-                }

-                if( !placeholder.empty() )

-                    oss << " <" << placeholder << ">";

-                return oss.str();

-            }

-        };

-

-        // NOTE: std::auto_ptr is deprecated in c++11/c++0x

-#if defined(__cplusplus) && __cplusplus > 199711L

-        typedef std::unique_ptr<Arg> ArgAutoPtr;

-#else

-        typedef std::auto_ptr<Arg> ArgAutoPtr;

-#endif

-

-        friend void addOptName( Arg& arg, std::string const& optName )

-        {

-            if( optName.empty() )

-                return;

-            if( Detail::startsWith( optName, "--" ) ) {

-                if( !arg.longName.empty() )

-                    throw std::logic_error( "Only one long opt may be specified. '"

-                        + arg.longName

-                        + "' already specified, now attempting to add '"

-                        + optName + "'" );

-                arg.longName = optName.substr( 2 );

-            }

-            else if( Detail::startsWith( optName, "-" ) )

-                arg.shortNames.push_back( optName.substr( 1 ) );

-            else

-                throw std::logic_error( "option must begin with - or --. Option was: '" + optName + "'" );

-        }

-        friend void setPositionalArg( Arg& arg, int position )

-        {

-            arg.position = position;

-        }

-

-        class ArgBuilder {

-        public:

-            ArgBuilder( Arg* arg ) : m_arg( arg ) {}

-

-            // Bind a non-boolean data member (requires placeholder string)

-            template<typename C, typename M>

-            void bind( M C::* field, std::string const& placeholder ) {

-                m_arg->boundField = new Detail::BoundDataMember<C,M>( field );

-                m_arg->placeholder = placeholder;

-            }

-            // Bind a boolean data member (no placeholder required)

-            template<typename C>

-            void bind( bool C::* field ) {

-                m_arg->boundField = new Detail::BoundDataMember<C,bool>( field );

-            }

-

-            // Bind a method taking a single, non-boolean argument (requires a placeholder string)

-            template<typename C, typename M>

-            void bind( void (C::* unaryMethod)( M ), std::string const& placeholder ) {

-                m_arg->boundField = new Detail::BoundUnaryMethod<C,M>( unaryMethod );

-                m_arg->placeholder = placeholder;

-            }

-

-            // Bind a method taking a single, boolean argument (no placeholder string required)

-            template<typename C>

-            void bind( void (C::* unaryMethod)( bool ) ) {

-                m_arg->boundField = new Detail::BoundUnaryMethod<C,bool>( unaryMethod );

-            }

-

-            // Bind a method that takes no arguments (will be called if opt is present)

-            template<typename C>

-            void bind( void (C::* nullaryMethod)() ) {

-                m_arg->boundField = new Detail::BoundNullaryMethod<C>( nullaryMethod );

-            }

-

-            // Bind a free function taking a single argument - the object to operate on (no placeholder string required)

-            template<typename C>

-            void bind( void (* unaryFunction)( C& ) ) {

-                m_arg->boundField = new Detail::BoundUnaryFunction<C>( unaryFunction );

-            }

-

-            // Bind a free function taking a single argument - the object to operate on (requires a placeholder string)

-            template<typename C, typename T>

-            void bind( void (* binaryFunction)( C&, T ), std::string const& placeholder ) {

-                m_arg->boundField = new Detail::BoundBinaryFunction<C, T>( binaryFunction );

-                m_arg->placeholder = placeholder;

-            }

-

-            ArgBuilder& describe( std::string const& description ) {

-                m_arg->description = description;

-                return *this;

-            }

-            ArgBuilder& detail( std::string const& detail ) {

-                m_arg->detail = detail;

-                return *this;

-            }

-

-        protected:

-            Arg* m_arg;

-        };

-

-        class OptBuilder : public ArgBuilder {

-        public:

-            OptBuilder( Arg* arg ) : ArgBuilder( arg ) {}

-            OptBuilder( OptBuilder& other ) : ArgBuilder( other ) {}

-

-            OptBuilder& operator[]( std::string const& optName ) {

-                addOptName( *ArgBuilder::m_arg, optName );

-                return *this;

-            }

-        };

-

-    public:

-

-        CommandLine()

-        :   m_boundProcessName( new Detail::NullBinder<ConfigT>() ),

-            m_highestSpecifiedArgPosition( 0 ),

-            m_throwOnUnrecognisedTokens( false )

-        {}

-        CommandLine( CommandLine const& other )

-        :   m_boundProcessName( other.m_boundProcessName ),

-            m_options ( other.m_options ),

-            m_positionalArgs( other.m_positionalArgs ),

-            m_highestSpecifiedArgPosition( other.m_highestSpecifiedArgPosition ),

-            m_throwOnUnrecognisedTokens( other.m_throwOnUnrecognisedTokens )

-        {

-            if( other.m_floatingArg.get() )

-                m_floatingArg.reset( new Arg( *other.m_floatingArg ) );

-        }

-

-        CommandLine& setThrowOnUnrecognisedTokens( bool shouldThrow = true ) {

-            m_throwOnUnrecognisedTokens = shouldThrow;

-            return *this;

-        }

-

-        OptBuilder operator[]( std::string const& optName ) {

-            m_options.push_back( Arg() );

-            addOptName( m_options.back(), optName );

-            OptBuilder builder( &m_options.back() );

-            return builder;

-        }

-

-        ArgBuilder operator[]( int position ) {

-            m_positionalArgs.insert( std::make_pair( position, Arg() ) );

-            if( position > m_highestSpecifiedArgPosition )

-                m_highestSpecifiedArgPosition = position;

-            setPositionalArg( m_positionalArgs[position], position );

-            ArgBuilder builder( &m_positionalArgs[position] );

-            return builder;

-        }

-

-        // Invoke this with the _ instance

-        ArgBuilder operator[]( UnpositionalTag ) {

-            if( m_floatingArg.get() )

-                throw std::logic_error( "Only one unpositional argument can be added" );

-            m_floatingArg.reset( new Arg() );

-            ArgBuilder builder( m_floatingArg.get() );

-            return builder;

-        }

-

-        template<typename C, typename M>

-        void bindProcessName( M C::* field ) {

-            m_boundProcessName = new Detail::BoundDataMember<C,M>( field );

-        }

-        template<typename C, typename M>

-        void bindProcessName( void (C::*_unaryMethod)( M ) ) {

-            m_boundProcessName = new Detail::BoundUnaryMethod<C,M>( _unaryMethod );

-        }

-

-        void optUsage( std::ostream& os, std::size_t indent = 0, std::size_t width = Detail::consoleWidth ) const {

-            typename std::vector<Arg>::const_iterator itBegin = m_options.begin(), itEnd = m_options.end(), it;

-            std::size_t maxWidth = 0;

-            for( it = itBegin; it != itEnd; ++it )

-                maxWidth = (std::max)( maxWidth, it->commands().size() );

-

-            for( it = itBegin; it != itEnd; ++it ) {

-                Detail::Text usage( it->commands(), Detail::TextAttributes()

-                                                        .setWidth( maxWidth+indent )

-                                                        .setIndent( indent ) );

-                Detail::Text desc( it->description, Detail::TextAttributes()

-                                                        .setWidth( width - maxWidth - 3 ) );

-

-                for( std::size_t i = 0; i < (std::max)( usage.size(), desc.size() ); ++i ) {

-                    std::string usageCol = i < usage.size() ? usage[i] : "";

-                    os << usageCol;

-

-                    if( i < desc.size() && !desc[i].empty() )

-                        os  << std::string( indent + 2 + maxWidth - usageCol.size(), ' ' )

-                            << desc[i];

-                    os << "\n";

-                }

-            }

-        }

-        std::string optUsage() const {

-            std::ostringstream oss;

-            optUsage( oss );

-            return oss.str();

-        }

-

-        void argSynopsis( std::ostream& os ) const {

-            for( int i = 1; i <= m_highestSpecifiedArgPosition; ++i ) {

-                if( i > 1 )

-                    os << " ";

-                typename std::map<int, Arg>::const_iterator it = m_positionalArgs.find( i );

-                if( it != m_positionalArgs.end() )

-                    os << "<" << it->second.placeholder << ">";

-                else if( m_floatingArg.get() )

-                    os << "<" << m_floatingArg->placeholder << ">";

-                else

-                    throw std::logic_error( "non consecutive positional arguments with no floating args" );

-            }

-            // !TBD No indication of mandatory args

-            if( m_floatingArg.get() ) {

-                if( m_highestSpecifiedArgPosition > 1 )

-                    os << " ";

-                os << "[<" << m_floatingArg->placeholder << "> ...]";

-            }

-        }

-        std::string argSynopsis() const {

-            std::ostringstream oss;

-            argSynopsis( oss );

-            return oss.str();

-        }

-

-        void usage( std::ostream& os, std::string const& procName ) const {

-            validate();

-            os << "usage:\n  " << procName << " ";

-            argSynopsis( os );

-            if( !m_options.empty() ) {

-                os << " [options]\n\nwhere options are: \n";

-                optUsage( os, 2 );

-            }

-            os << "\n";

-        }

-        std::string usage( std::string const& procName ) const {

-            std::ostringstream oss;

-            usage( oss, procName );

-            return oss.str();

-        }

-

-        ConfigT parse( int argc, char const * const * argv ) const {

-            ConfigT config;

-            parseInto( argc, argv, config );

-            return config;

-        }

-

-        std::vector<Parser::Token> parseInto( int argc, char const * const * argv, ConfigT& config ) const {

-            std::string processName = argv[0];

-            std::size_t lastSlash = processName.find_last_of( "/\\" );

-            if( lastSlash != std::string::npos )

-                processName = processName.substr( lastSlash+1 );

-            m_boundProcessName.set( config, processName );

-            std::vector<Parser::Token> tokens;

-            Parser parser;

-            parser.parseIntoTokens( argc, argv, tokens );

-            return populate( tokens, config );

-        }

-

-        std::vector<Parser::Token> populate( std::vector<Parser::Token> const& tokens, ConfigT& config ) const {

-            validate();

-            std::vector<Parser::Token> unusedTokens = populateOptions( tokens, config );

-            unusedTokens = populateFixedArgs( unusedTokens, config );

-            unusedTokens = populateFloatingArgs( unusedTokens, config );

-            return unusedTokens;

-        }

-

-        std::vector<Parser::Token> populateOptions( std::vector<Parser::Token> const& tokens, ConfigT& config ) const {

-            std::vector<Parser::Token> unusedTokens;

-            std::vector<std::string> errors;

-            for( std::size_t i = 0; i < tokens.size(); ++i ) {

-                Parser::Token const& token = tokens[i];

-                typename std::vector<Arg>::const_iterator it = m_options.begin(), itEnd = m_options.end();

-                for(; it != itEnd; ++it ) {

-                    Arg const& arg = *it;

-

-                    try {

-                        if( ( token.type == Parser::Token::ShortOpt && arg.hasShortName( token.data ) ) ||

-                            ( token.type == Parser::Token::LongOpt && arg.hasLongName( token.data ) ) ) {

-                            if( arg.takesArg() ) {

-                                if( i == tokens.size()-1 || tokens[i+1].type != Parser::Token::Positional )

-                                    errors.push_back( "Expected argument to option: " + token.data );

-                                else

-                                    arg.boundField.set( config, tokens[++i].data );

-                            }

-                            else {

-                                arg.boundField.setFlag( config );

-                            }

-                            break;

-                        }

-                    }

-                    catch( std::exception& ex ) {

-                        errors.push_back( std::string( ex.what() ) + "\n- while parsing: (" + arg.commands() + ")" );

-                    }

-                }

-                if( it == itEnd ) {

-                    if( token.type == Parser::Token::Positional || !m_throwOnUnrecognisedTokens )

-                        unusedTokens.push_back( token );

-                    else if( errors.empty() && m_throwOnUnrecognisedTokens )

-                        errors.push_back( "unrecognised option: " + token.data );

-                }

-            }

-            if( !errors.empty() ) {

-                std::ostringstream oss;

-                for( std::vector<std::string>::const_iterator it = errors.begin(), itEnd = errors.end();

-                        it != itEnd;

-                        ++it ) {

-                    if( it != errors.begin() )

-                        oss << "\n";

-                    oss << *it;

-                }

-                throw std::runtime_error( oss.str() );

-            }

-            return unusedTokens;

-        }

-        std::vector<Parser::Token> populateFixedArgs( std::vector<Parser::Token> const& tokens, ConfigT& config ) const {

-            std::vector<Parser::Token> unusedTokens;

-            int position = 1;

-            for( std::size_t i = 0; i < tokens.size(); ++i ) {

-                Parser::Token const& token = tokens[i];

-                typename std::map<int, Arg>::const_iterator it = m_positionalArgs.find( position );

-                if( it != m_positionalArgs.end() )

-                    it->second.boundField.set( config, token.data );

-                else

-                    unusedTokens.push_back( token );

-                if( token.type == Parser::Token::Positional )

-                    position++;

-            }

-            return unusedTokens;

-        }

-        std::vector<Parser::Token> populateFloatingArgs( std::vector<Parser::Token> const& tokens, ConfigT& config ) const {

-            if( !m_floatingArg.get() )

-                return tokens;

-            std::vector<Parser::Token> unusedTokens;

-            for( std::size_t i = 0; i < tokens.size(); ++i ) {

-                Parser::Token const& token = tokens[i];

-                if( token.type == Parser::Token::Positional )

-                    m_floatingArg->boundField.set( config, token.data );

-                else

-                    unusedTokens.push_back( token );

-            }

-            return unusedTokens;

-        }

-

-        void validate() const

-        {

-            if( m_options.empty() && m_positionalArgs.empty() && !m_floatingArg.get() )

-                throw std::logic_error( "No options or arguments specified" );

-

-            for( typename std::vector<Arg>::const_iterator  it = m_options.begin(),

-                                                            itEnd = m_options.end();

-                    it != itEnd; ++it )

-                it->validate();

-        }

-

-    private:

-        Detail::BoundArgFunction<ConfigT> m_boundProcessName;

-        std::vector<Arg> m_options;

-        std::map<int, Arg> m_positionalArgs;

-        ArgAutoPtr m_floatingArg;

-        int m_highestSpecifiedArgPosition;

-        bool m_throwOnUnrecognisedTokens;

-    };

-

-} // end namespace Clara

-

-STITCH_CLARA_CLOSE_NAMESPACE

-#undef STITCH_CLARA_OPEN_NAMESPACE

-#undef STITCH_CLARA_CLOSE_NAMESPACE

-

-#endif // TWOBLUECUBES_CLARA_H_INCLUDED

-#undef STITCH_CLARA_OPEN_NAMESPACE

-

-// Restore Clara's value for console width, if present

-#ifdef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH

-#define CLARA_CONFIG_CONSOLE_WIDTH CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH

-#undef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH

-#endif

-

-#include <fstream>

-

-namespace Catch {

-

-    inline void abortAfterFirst( ConfigData& config ) { config.abortAfter = 1; }

-    inline void abortAfterX( ConfigData& config, int x ) {

-        if( x < 1 )

-            throw std::runtime_error( "Value after -x or --abortAfter must be greater than zero" );

-        config.abortAfter = x;

-    }

-    inline void addTestOrTags( ConfigData& config, std::string const& _testSpec ) { config.testsOrTags.push_back( _testSpec ); }

-

-    inline void addWarning( ConfigData& config, std::string const& _warning ) {

-        if( _warning == "NoAssertions" )

-            config.warnings = static_cast<WarnAbout::What>( config.warnings | WarnAbout::NoAssertions );

-        else

-            throw std::runtime_error( "Unrecognised warning: '" + _warning + "'" );

-    }

-    inline void setOrder( ConfigData& config, std::string const& order ) {

-        if( startsWith( "declared", order ) )

-            config.runOrder = RunTests::InDeclarationOrder;

-        else if( startsWith( "lexical", order ) )

-            config.runOrder = RunTests::InLexicographicalOrder;

-        else if( startsWith( "random", order ) )

-            config.runOrder = RunTests::InRandomOrder;

-        else

-            throw std::runtime_error( "Unrecognised ordering: '" + order + "'" );

-    }

-    inline void setRngSeed( ConfigData& config, std::string const& seed ) {

-        if( seed == "time" ) {

-            config.rngSeed = static_cast<unsigned int>( std::time(0) );

-        }

-        else {

-            std::stringstream ss;

-            ss << seed;

-            ss >> config.rngSeed;

-            if( ss.fail() )

-                throw std::runtime_error( "Argment to --rng-seed should be the word 'time' or a number" );

-        }

-    }

-    inline void setVerbosity( ConfigData& config, int level ) {

-        // !TBD: accept strings?

-        config.verbosity = static_cast<Verbosity::Level>( level );

-    }

-    inline void setShowDurations( ConfigData& config, bool _showDurations ) {

-        config.showDurations = _showDurations

-            ? ShowDurations::Always

-            : ShowDurations::Never;

-    }

-    inline void loadTestNamesFromFile( ConfigData& config, std::string const& _filename ) {

-        std::ifstream f( _filename.c_str() );

-        if( !f.is_open() )

-            throw std::domain_error( "Unable to load input file: " + _filename );

-

-        std::string line;

-        while( std::getline( f, line ) ) {

-            line = trim(line);

-            if( !line.empty() && !startsWith( line, "#" ) )

-                addTestOrTags( config, "\"" + line + "\"," );

-        }

-    }

-

-    inline Clara::CommandLine<ConfigData> makeCommandLineParser() {

-

-        using namespace Clara;

-        CommandLine<ConfigData> cli;

-

-        cli.bindProcessName( &ConfigData::processName );

-

-        cli["-?"]["-h"]["--help"]

-            .describe( "display usage information" )

-            .bind( &ConfigData::showHelp );

-

-        cli["-l"]["--list-tests"]

-            .describe( "list all/matching test cases" )

-            .bind( &ConfigData::listTests );

-

-        cli["-t"]["--list-tags"]

-            .describe( "list all/matching tags" )

-            .bind( &ConfigData::listTags );

-

-        cli["-s"]["--success"]

-            .describe( "include successful tests in output" )

-            .bind( &ConfigData::showSuccessfulTests );

-

-        cli["-b"]["--break"]

-            .describe( "break into debugger on failure" )

-            .bind( &ConfigData::shouldDebugBreak );

-

-        cli["-e"]["--nothrow"]

-            .describe( "skip exception tests" )

-            .bind( &ConfigData::noThrow );

-

-        cli["-i"]["--invisibles"]

-            .describe( "show invisibles (tabs, newlines)" )

-            .bind( &ConfigData::showInvisibles );

-

-        cli["-o"]["--out"]

-            .describe( "output filename" )

-            .bind( &ConfigData::outputFilename, "filename" );

-

-        cli["-r"]["--reporter"]

-//            .placeholder( "name[:filename]" )

-            .describe( "reporter to use (defaults to console)" )

-            .bind( &ConfigData::reporterName, "name" );

-

-        cli["-n"]["--name"]

-            .describe( "suite name" )

-            .bind( &ConfigData::name, "name" );

-

-        cli["-a"]["--abort"]

-            .describe( "abort at first failure" )

-            .bind( &abortAfterFirst );

-

-        cli["-x"]["--abortx"]

-            .describe( "abort after x failures" )

-            .bind( &abortAfterX, "no. failures" );

-

-        cli["-w"]["--warn"]

-            .describe( "enable warnings" )

-            .bind( &addWarning, "warning name" );

-

-// - needs updating if reinstated

-//        cli.into( &setVerbosity )

-//            .describe( "level of verbosity (0=no output)" )

-//            .shortOpt( "v")

-//            .longOpt( "verbosity" )

-//            .placeholder( "level" );

-

-        cli[_]

-            .describe( "which test or tests to use" )

-            .bind( &addTestOrTags, "test name, pattern or tags" );

-

-        cli["-d"]["--durations"]

-            .describe( "show test durations" )

-            .bind( &setShowDurations, "yes/no" );

-

-        cli["-f"]["--input-file"]

-            .describe( "load test names to run from a file" )

-            .bind( &loadTestNamesFromFile, "filename" );

-

-        // Less common commands which don't have a short form

-        cli["--list-test-names-only"]

-            .describe( "list all/matching test cases names only" )

-            .bind( &ConfigData::listTestNamesOnly );

-

-        cli["--list-reporters"]

-            .describe( "list all reporters" )

-            .bind( &ConfigData::listReporters );

-

-        cli["--order"]

-            .describe( "test case order (defaults to decl)" )

-            .bind( &setOrder, "decl|lex|rand" );

-

-        cli["--rng-seed"]

-            .describe( "set a specific seed for random numbers" )

-            .bind( &setRngSeed, "'time'|number" );

-

-        cli["--force-colour"]

-            .describe( "force colourised output" )

-            .bind( &ConfigData::forceColour );

-

-        return cli;

-    }

-

-} // end namespace Catch

-

-// #included from: internal/catch_list.hpp

-#define TWOBLUECUBES_CATCH_LIST_HPP_INCLUDED

-

-// #included from: catch_text.h

-#define TWOBLUECUBES_CATCH_TEXT_H_INCLUDED

-

-#define TBC_TEXT_FORMAT_CONSOLE_WIDTH CATCH_CONFIG_CONSOLE_WIDTH

-

-#define CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE Catch

-// #included from: ../external/tbc_text_format.h

-// Only use header guard if we are not using an outer namespace

-#ifndef CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE

-# ifdef TWOBLUECUBES_TEXT_FORMAT_H_INCLUDED

-#  ifndef TWOBLUECUBES_TEXT_FORMAT_H_ALREADY_INCLUDED

-#   define TWOBLUECUBES_TEXT_FORMAT_H_ALREADY_INCLUDED

-#  endif

-# else

-#  define TWOBLUECUBES_TEXT_FORMAT_H_INCLUDED

-# endif

-#endif

-#ifndef TWOBLUECUBES_TEXT_FORMAT_H_ALREADY_INCLUDED

-#include <string>

-#include <vector>

-#include <sstream>

-

-// Use optional outer namespace

-#ifdef CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE

-namespace CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE {

-#endif

-

-namespace Tbc {

-

-#ifdef TBC_TEXT_FORMAT_CONSOLE_WIDTH

-    const unsigned int consoleWidth = TBC_TEXT_FORMAT_CONSOLE_WIDTH;

-#else

-    const unsigned int consoleWidth = 80;

-#endif

-

-    struct TextAttributes {

-        TextAttributes()

-        :   initialIndent( std::string::npos ),

-            indent( 0 ),

-            width( consoleWidth-1 ),

-            tabChar( '\t' )

-        {}

-

-        TextAttributes& setInitialIndent( std::size_t _value )  { initialIndent = _value; return *this; }

-        TextAttributes& setIndent( std::size_t _value )         { indent = _value; return *this; }

-        TextAttributes& setWidth( std::size_t _value )          { width = _value; return *this; }

-        TextAttributes& setTabChar( char _value )               { tabChar = _value; return *this; }

-

-        std::size_t initialIndent;  // indent of first line, or npos

-        std::size_t indent;         // indent of subsequent lines, or all if initialIndent is npos

-        std::size_t width;          // maximum width of text, including indent. Longer text will wrap

-        char tabChar;               // If this char is seen the indent is changed to current pos

-    };

-

-    class Text {

-    public:

-        Text( std::string const& _str, TextAttributes const& _attr = TextAttributes() )

-        : attr( _attr )

-        {

-            std::string wrappableChars = " [({.,/|\\-";

-            std::size_t indent = _attr.initialIndent != std::string::npos

-                ? _attr.initialIndent

-                : _attr.indent;

-            std::string remainder = _str;

-

-            while( !remainder.empty() ) {

-                if( lines.size() >= 1000 ) {

-                    lines.push_back( "... message truncated due to excessive size" );

-                    return;

-                }

-                std::size_t tabPos = std::string::npos;

-                std::size_t width = (std::min)( remainder.size(), _attr.width - indent );

-                std::size_t pos = remainder.find_first_of( '\n' );

-                if( pos <= width ) {

-                    width = pos;

-                }

-                pos = remainder.find_last_of( _attr.tabChar, width );

-                if( pos != std::string::npos ) {

-                    tabPos = pos;

-                    if( remainder[width] == '\n' )

-                        width--;

-                    remainder = remainder.substr( 0, tabPos ) + remainder.substr( tabPos+1 );

-                }

-

-                if( width == remainder.size() ) {

-                    spliceLine( indent, remainder, width );

-                }

-                else if( remainder[width] == '\n' ) {

-                    spliceLine( indent, remainder, width );

-                    if( width <= 1 || remainder.size() != 1 )

-                        remainder = remainder.substr( 1 );

-                    indent = _attr.indent;

-                }

-                else {

-                    pos = remainder.find_last_of( wrappableChars, width );

-                    if( pos != std::string::npos && pos > 0 ) {

-                        spliceLine( indent, remainder, pos );

-                        if( remainder[0] == ' ' )

-                            remainder = remainder.substr( 1 );

-                    }

-                    else {

-                        spliceLine( indent, remainder, width-1 );

-                        lines.back() += "-";

-                    }

-                    if( lines.size() == 1 )

-                        indent = _attr.indent;

-                    if( tabPos != std::string::npos )

-                        indent += tabPos;

-                }

-            }

-        }

-

-        void spliceLine( std::size_t _indent, std::string& _remainder, std::size_t _pos ) {

-            lines.push_back( std::string( _indent, ' ' ) + _remainder.substr( 0, _pos ) );

-            _remainder = _remainder.substr( _pos );

-        }

-

-        typedef std::vector<std::string>::const_iterator const_iterator;

-

-        const_iterator begin() const { return lines.begin(); }

-        const_iterator end() const { return lines.end(); }

-        std::string const& last() const { return lines.back(); }

-        std::size_t size() const { return lines.size(); }

-        std::string const& operator[]( std::size_t _index ) const { return lines[_index]; }

-        std::string toString() const {

-            std::ostringstream oss;

-            oss << *this;

-            return oss.str();

-        }

-

-        inline friend std::ostream& operator << ( std::ostream& _stream, Text const& _text ) {

-            for( Text::const_iterator it = _text.begin(), itEnd = _text.end();

-                it != itEnd; ++it ) {

-                if( it != _text.begin() )

-                    _stream << "\n";

-                _stream << *it;

-            }

-            return _stream;

-        }

-

-    private:

-        std::string str;

-        TextAttributes attr;

-        std::vector<std::string> lines;

-    };

-

-} // end namespace Tbc

-

-#ifdef CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE

-} // end outer namespace

-#endif

-

-#endif // TWOBLUECUBES_TEXT_FORMAT_H_ALREADY_INCLUDED

-#undef CLICHE_TBC_TEXT_FORMAT_OUTER_NAMESPACE

-

-namespace Catch {

-    using Tbc::Text;

-    using Tbc::TextAttributes;

-}

-

-// #included from: catch_console_colour.hpp

-#define TWOBLUECUBES_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,

-

-            // By intention

-            FileName = LightGrey,

-            Warning = Yellow,

-            ResultError = BrightRed,

-            ResultSuccess = BrightGreen,

-            ResultExpectedFailure = Warning,

-

-            Error = BrightRed,

-            Success = Green,

-

-            OriginalExpression = Cyan,

-            ReconstructedExpression = Yellow,

-

-            SecondaryText = LightGrey,

-            Headers = White

-        };

-

-        // Use constructed object for RAII guard

-        Colour( Code _colourCode );

-        Colour( Colour const& other );

-        ~Colour();

-

-        // Use static method for one-shot changes

-        static void use( Code _colourCode );

-

-    private:

-        bool m_moved;

-    };

-

-    inline std::ostream& operator << ( std::ostream& os, Colour const& ) { return os; }

-

-} // end namespace Catch

-

-// #included from: catch_interfaces_reporter.h

-#define TWOBLUECUBES_CATCH_INTERFACES_REPORTER_H_INCLUDED

-

-#include <string>

-#include <ostream>

-#include <map>

-#include <assert.h>

-

-namespace Catch

-{

-    struct ReporterConfig {

-        explicit ReporterConfig( Ptr<IConfig> const& _fullConfig )

-        :   m_stream( &_fullConfig->stream() ), m_fullConfig( _fullConfig ) {}

-

-        ReporterConfig( Ptr<IConfig> const& _fullConfig, std::ostream& _stream )

-        :   m_stream( &_stream ), m_fullConfig( _fullConfig ) {}

-

-        std::ostream& stream() const    { return *m_stream; }

-        Ptr<IConfig> fullConfig() const { return m_fullConfig; }

-

-    private:

-        std::ostream* m_stream;

-        Ptr<IConfig> m_fullConfig;

-    };

-

-    struct ReporterPreferences {

-        ReporterPreferences()

-        : shouldRedirectStdOut( false )

-        {}

-

-        bool shouldRedirectStdOut;

-    };

-

-    template<typename T>

-    struct LazyStat : Option<T> {

-        LazyStat() : used( false ) {}

-        LazyStat& operator=( T const& _value ) {

-            Option<T>::operator=( _value );

-            used = false;

-            return *this;

-        }

-        void reset() {

-            Option<T>::reset();

-            used = false;

-        }

-        bool used;

-    };

-

-    struct TestRunInfo {

-        TestRunInfo( std::string const& _name ) : name( _name ) {}

-        std::string name;

-    };

-    struct GroupInfo {

-        GroupInfo(  std::string const& _name,

-                    std::size_t _groupIndex,

-                    std::size_t _groupsCount )

-        :   name( _name ),

-            groupIndex( _groupIndex ),

-            groupsCounts( _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 )

-        :   assertionResult( _assertionResult ),

-            infoMessages( _infoMessages ),

-            totals( _totals )

-        {

-            if( assertionResult.hasMessage() ) {

-                // Copy message into messages list.

-                // !TBD This should have been done earlier, somewhere

-                MessageBuilder builder( assertionResult.getTestMacroName(), assertionResult.getSourceInfo(), assertionResult.getResultType() );

-                builder << assertionResult.getMessage();

-                builder.m_info.message = builder.m_stream.str();

-

-                infoMessages.push_back( builder.m_info );

-            }

-        }

-        virtual ~AssertionStats();

-

-#  ifdef CATCH_CPP11_OR_GREATER

-        AssertionStats( AssertionStats const& )              = default;

-        AssertionStats( AssertionStats && )                  = default;

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

-        AssertionStats& operator = ( AssertionStats && )     = default;

-#  endif

-

-        AssertionResult assertionResult;

-        std::vector<MessageInfo> infoMessages;

-        Totals totals;

-    };

-

-    struct SectionStats {

-        SectionStats(   SectionInfo const& _sectionInfo,

-                        Counts const& _assertions,

-                        double _durationInSeconds,

-                        bool _missingAssertions )

-        :   sectionInfo( _sectionInfo ),

-            assertions( _assertions ),

-            durationInSeconds( _durationInSeconds ),

-            missingAssertions( _missingAssertions )

-        {}

-        virtual ~SectionStats();

-#  ifdef CATCH_CPP11_OR_GREATER

-        SectionStats( SectionStats const& )              = default;

-        SectionStats( SectionStats && )                  = default;

-        SectionStats& operator = ( SectionStats const& ) = default;

-        SectionStats& operator = ( SectionStats && )     = default;

-#  endif

-

-        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 )

-        : testInfo( _testInfo ),

-            totals( _totals ),

-            stdOut( _stdOut ),

-            stdErr( _stdErr ),

-            aborting( _aborting )

-        {}

-        virtual ~TestCaseStats();

-

-#  ifdef CATCH_CPP11_OR_GREATER

-        TestCaseStats( TestCaseStats const& )              = default;

-        TestCaseStats( TestCaseStats && )                  = default;

-        TestCaseStats& operator = ( TestCaseStats const& ) = default;

-        TestCaseStats& operator = ( TestCaseStats && )     = default;

-#  endif

-

-        TestCaseInfo testInfo;

-        Totals totals;

-        std::string stdOut;

-        std::string stdErr;

-        bool aborting;

-    };

-

-    struct TestGroupStats {

-        TestGroupStats( GroupInfo const& _groupInfo,

-                        Totals const& _totals,

-                        bool _aborting )

-        :   groupInfo( _groupInfo ),

-            totals( _totals ),

-            aborting( _aborting )

-        {}

-        TestGroupStats( GroupInfo const& _groupInfo )

-        :   groupInfo( _groupInfo ),

-            aborting( false )

-        {}

-        virtual ~TestGroupStats();

-

-#  ifdef CATCH_CPP11_OR_GREATER

-        TestGroupStats( TestGroupStats const& )              = default;

-        TestGroupStats( TestGroupStats && )                  = default;

-        TestGroupStats& operator = ( TestGroupStats const& ) = default;

-        TestGroupStats& operator = ( TestGroupStats && )     = default;

-#  endif

-

-        GroupInfo groupInfo;

-        Totals totals;

-        bool aborting;

-    };

-

-    struct TestRunStats {

-        TestRunStats(   TestRunInfo const& _runInfo,

-                        Totals const& _totals,

-                        bool _aborting )

-        :   runInfo( _runInfo ),

-            totals( _totals ),

-            aborting( _aborting )

-        {}

-        virtual ~TestRunStats();

-

-#  ifndef CATCH_CPP11_OR_GREATER

-        TestRunStats( TestRunStats const& _other )

-        :   runInfo( _other.runInfo ),

-            totals( _other.totals ),

-            aborting( _other.aborting )

-        {}

-#  else

-        TestRunStats( TestRunStats const& )              = default;

-        TestRunStats( TestRunStats && )                  = default;

-        TestRunStats& operator = ( TestRunStats const& ) = default;

-        TestRunStats& operator = ( TestRunStats && )     = default;

-#  endif

-

-        TestRunInfo runInfo;

-        Totals totals;

-        bool aborting;

-    };

-

-    struct IStreamingReporter : IShared {

-        virtual ~IStreamingReporter();

-

-        // Implementing class must also provide the following static method:

-        // static std::string getDescription();

-

-        virtual ReporterPreferences getPreferences() const = 0;

-

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

-

-        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 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;

-    };

-

-    struct IReporterFactory {

-        virtual ~IReporterFactory();

-        virtual IStreamingReporter* create( ReporterConfig const& config ) const = 0;

-        virtual std::string getDescription() const = 0;

-    };

-

-    struct IReporterRegistry {

-        typedef std::map<std::string, IReporterFactory*> FactoryMap;

-

-        virtual ~IReporterRegistry();

-        virtual IStreamingReporter* create( std::string const& name, Ptr<IConfig> const& config ) const = 0;

-        virtual FactoryMap const& getFactories() const = 0;

-    };

-

-}

-

-#include <limits>

-#include <algorithm>

-

-namespace Catch {

-

-    inline std::size_t listTests( Config const& config ) {

-

-        TestSpec testSpec = config.testSpec();

-        if( config.testSpec().hasFilters() )

-            Catch::cout() << "Matching test cases:\n";

-        else {

-            Catch::cout() << "All available test cases:\n";

-            testSpec = TestSpecParser( ITagAliasRegistry::get() ).parse( "*" ).testSpec();

-        }

-

-        std::size_t matchedTests = 0;

-        TextAttributes nameAttr, tagsAttr;

-        nameAttr.setInitialIndent( 2 ).setIndent( 4 );

-        tagsAttr.setIndent( 6 );

-

-        std::vector<TestCase> matchedTestCases;

-        getRegistryHub().getTestCaseRegistry().getFilteredTests( testSpec, config, matchedTestCases );

-        for( std::vector<TestCase>::const_iterator it = matchedTestCases.begin(), itEnd = matchedTestCases.end();

-                it != itEnd;

-                ++it ) {

-            matchedTests++;

-            TestCaseInfo const& testCaseInfo = it->getTestCaseInfo();

-            Colour::Code colour = testCaseInfo.isHidden()

-                ? Colour::SecondaryText

-                : Colour::None;

-            Colour colourGuard( colour );

-

-            Catch::cout() << Text( testCaseInfo.name, nameAttr ) << std::endl;

-            if( !testCaseInfo.tags.empty() )

-                Catch::cout() << Text( testCaseInfo.tagsAsString, tagsAttr ) << std::endl;

-        }

-

-        if( !config.testSpec().hasFilters() )

-            Catch::cout() << pluralise( matchedTests, "test case" ) << "\n" << std::endl;

-        else

-            Catch::cout() << pluralise( matchedTests, "matching test case" ) << "\n" << std::endl;

-        return matchedTests;

-    }

-

-    inline std::size_t listTestsNamesOnly( Config const& config ) {

-        TestSpec testSpec = config.testSpec();

-        if( !config.testSpec().hasFilters() )

-            testSpec = TestSpecParser( ITagAliasRegistry::get() ).parse( "*" ).testSpec();

-        std::size_t matchedTests = 0;

-        std::vector<TestCase> matchedTestCases;

-        getRegistryHub().getTestCaseRegistry().getFilteredTests( testSpec, config, matchedTestCases );

-        for( std::vector<TestCase>::const_iterator it = matchedTestCases.begin(), itEnd = matchedTestCases.end();

-                it != itEnd;

-                ++it ) {

-            matchedTests++;

-            TestCaseInfo const& testCaseInfo = it->getTestCaseInfo();

-            Catch::cout() << testCaseInfo.name << std::endl;

-        }

-        return matchedTests;

-    }

-

-    struct TagInfo {

-        TagInfo() : count ( 0 ) {}

-        void add( std::string const& spelling ) {

-            ++count;

-            spellings.insert( spelling );

-        }

-        std::string all() const {

-            std::string out;

-            for( std::set<std::string>::const_iterator it = spellings.begin(), itEnd = spellings.end();

-                        it != itEnd;

-                        ++it )

-                out += "[" + *it + "]";

-            return out;

-        }

-        std::set<std::string> spellings;

-        std::size_t count;

-    };

-

-    inline std::size_t listTags( Config const& config ) {

-        TestSpec testSpec = config.testSpec();

-        if( config.testSpec().hasFilters() )

-            Catch::cout() << "Tags for matching test cases:\n";

-        else {

-            Catch::cout() << "All available tags:\n";

-            testSpec = TestSpecParser( ITagAliasRegistry::get() ).parse( "*" ).testSpec();

-        }

-

-        std::map<std::string, TagInfo> tagCounts;

-

-        std::vector<TestCase> matchedTestCases;

-        getRegistryHub().getTestCaseRegistry().getFilteredTests( testSpec, config, matchedTestCases );

-        for( std::vector<TestCase>::const_iterator it = matchedTestCases.begin(), itEnd = matchedTestCases.end();

-                it != itEnd;

-                ++it ) {

-            for( std::set<std::string>::const_iterator  tagIt = it->getTestCaseInfo().tags.begin(),

-                                                        tagItEnd = it->getTestCaseInfo().tags.end();

-                    tagIt != tagItEnd;

-                    ++tagIt ) {

-                std::string tagName = *tagIt;

-                std::string lcaseTagName = toLower( tagName );

-                std::map<std::string, TagInfo>::iterator countIt = tagCounts.find( lcaseTagName );

-                if( countIt == tagCounts.end() )

-                    countIt = tagCounts.insert( std::make_pair( lcaseTagName, TagInfo() ) ).first;

-                countIt->second.add( tagName );

-            }

-        }

-

-        for( std::map<std::string, TagInfo>::const_iterator countIt = tagCounts.begin(),

-                                                            countItEnd = tagCounts.end();

-                countIt != countItEnd;

-                ++countIt ) {

-            std::ostringstream oss;

-            oss << "  " << std::setw(2) << countIt->second.count << "  ";

-            Text wrapper( countIt->second.all(), TextAttributes()

-                                                    .setInitialIndent( 0 )

-                                                    .setIndent( oss.str().size() )

-                                                    .setWidth( CATCH_CONFIG_CONSOLE_WIDTH-10 ) );

-            Catch::cout() << oss.str() << wrapper << "\n";

-        }

-        Catch::cout() << pluralise( tagCounts.size(), "tag" ) << "\n" << std::endl;

-        return tagCounts.size();

-    }

-

-    inline std::size_t listReporters( Config const& /*config*/ ) {

-        Catch::cout() << "Available reporters:\n";

-        IReporterRegistry::FactoryMap const& factories = getRegistryHub().getReporterRegistry().getFactories();

-        IReporterRegistry::FactoryMap::const_iterator itBegin = factories.begin(), itEnd = factories.end(), it;

-        std::size_t maxNameLen = 0;

-        for(it = itBegin; it != itEnd; ++it )

-            maxNameLen = (std::max)( maxNameLen, it->first.size() );

-

-        for(it = itBegin; it != itEnd; ++it ) {

-            Text wrapper( it->second->getDescription(), TextAttributes()

-                                                        .setInitialIndent( 0 )

-                                                        .setIndent( 7+maxNameLen )

-                                                        .setWidth( CATCH_CONFIG_CONSOLE_WIDTH - maxNameLen-8 ) );

-            Catch::cout() << "  "

-                    << it->first

-                    << ":"

-                    << std::string( maxNameLen - it->first.size() + 2, ' ' )

-                    << wrapper << "\n";

-        }

-        Catch::cout() << std::endl;

-        return factories.size();

-    }

-

-    inline Option<std::size_t> list( Config const& config ) {

-        Option<std::size_t> listedCount;

-        if( config.listTests() )

-            listedCount = listedCount.valueOr(0) + listTests( config );

-        if( config.listTestNamesOnly() )

-            listedCount = listedCount.valueOr(0) + listTestsNamesOnly( config );

-        if( config.listTags() )

-            listedCount = listedCount.valueOr(0) + listTags( config );

-        if( config.listReporters() )

-            listedCount = listedCount.valueOr(0) + listReporters( config );

-        return listedCount;

-    }

-

-} // end namespace Catch

-

-// #included from: internal/catch_runner_impl.hpp

-#define TWOBLUECUBES_CATCH_RUNNER_IMPL_HPP_INCLUDED

-

-// #included from: catch_test_case_tracker.hpp

-#define TWOBLUECUBES_CATCH_TEST_CASE_TRACKER_HPP_INCLUDED

-

-#include <map>

-#include <string>

-#include <assert.h>

-

-namespace Catch {

-namespace SectionTracking {

-

-    class TrackedSection {

-

-        typedef std::map<std::string, TrackedSection> TrackedSections;

-

-    public:

-        enum RunState {

-            NotStarted,

-            Executing,

-            ExecutingChildren,

-            Completed

-        };

-

-        TrackedSection( std::string const& name, TrackedSection* parent )

-        :   m_name( name ), m_runState( NotStarted ), m_parent( parent )

-        {}

-

-        RunState runState() const { return m_runState; }

-

-        TrackedSection* findChild( std::string const& childName ) {

-            TrackedSections::iterator it = m_children.find( childName );

-            return it != m_children.end()

-                ? &it->second

-                : NULL;

-        }

-        TrackedSection* acquireChild( std::string const& childName ) {

-            if( TrackedSection* child = findChild( childName ) )

-                return child;

-            m_children.insert( std::make_pair( childName, TrackedSection( childName, this ) ) );

-            return findChild( childName );

-        }

-        void enter() {

-            if( m_runState == NotStarted )

-                m_runState = Executing;

-        }

-        void leave() {

-            for( TrackedSections::const_iterator it = m_children.begin(), itEnd = m_children.end();

-                    it != itEnd;

-                    ++it )

-                if( it->second.runState() != Completed ) {

-                    m_runState = ExecutingChildren;

-                    return;

-                }

-            m_runState = Completed;

-        }

-        TrackedSection* getParent() {

-            return m_parent;

-        }

-        bool hasChildren() const {

-            return !m_children.empty();

-        }

-

-    private:

-        std::string m_name;

-        RunState m_runState;

-        TrackedSections m_children;

-        TrackedSection* m_parent;

-

-    };

-

-    class TestCaseTracker {

-    public:

-        TestCaseTracker( std::string const& testCaseName )

-        :   m_testCase( testCaseName, NULL ),

-            m_currentSection( &m_testCase ),

-            m_completedASectionThisRun( false )

-        {}

-

-        bool enterSection( std::string const& name ) {

-            TrackedSection* child = m_currentSection->acquireChild( name );

-            if( m_completedASectionThisRun || child->runState() == TrackedSection::Completed )

-                return false;

-

-            m_currentSection = child;

-            m_currentSection->enter();

-            return true;

-        }

-        void leaveSection() {

-            m_currentSection->leave();

-            m_currentSection = m_currentSection->getParent();

-            assert( m_currentSection != NULL );

-            m_completedASectionThisRun = true;

-        }

-

-        bool currentSectionHasChildren() const {

-            return m_currentSection->hasChildren();

-        }

-        bool isCompleted() const {

-            return m_testCase.runState() == TrackedSection::Completed;

-        }

-

-        class Guard {

-        public:

-            Guard( TestCaseTracker& tracker ) : m_tracker( tracker ) {

-                m_tracker.enterTestCase();

-            }

-            ~Guard() {

-                m_tracker.leaveTestCase();

-            }

-        private:

-            Guard( Guard const& );

-            void operator = ( Guard const& );

-            TestCaseTracker& m_tracker;

-        };

-

-    private:

-        void enterTestCase() {

-            m_currentSection = &m_testCase;

-            m_completedASectionThisRun = false;

-            m_testCase.enter();

-        }

-        void leaveTestCase() {

-            m_testCase.leave();

-        }

-

-        TrackedSection m_testCase;

-        TrackedSection* m_currentSection;

-        bool m_completedASectionThisRun;

-    };

-

-} // namespace SectionTracking

-

-using SectionTracking::TestCaseTracker;

-

-} // namespace Catch

-

-// #included from: catch_fatal_condition.hpp

-#define TWOBLUECUBES_CATCH_FATAL_CONDITION_H_INCLUDED

-

-namespace Catch {

-

-    // Report the error condition then exit the process

-    inline void fatal( std::string const& message, int exitCode ) {

-        IContext& context = Catch::getCurrentContext();

-        IResultCapture* resultCapture = context.getResultCapture();

-        resultCapture->handleFatalErrorCondition( message );

-

-		if( Catch::alwaysTrue() ) // avoids "no return" warnings

-            exit( exitCode );

-    }

-

-} // namespace Catch

-

-#if defined ( CATCH_PLATFORM_WINDOWS ) /////////////////////////////////////////

-

-namespace Catch {

-

-    struct FatalConditionHandler {

-		void reset() {}

-	};

-

-} // namespace Catch

-

-#else // Not Windows - assumed to be POSIX compatible //////////////////////////

-

-#include <signal.h>

-

-namespace Catch {

-

-    struct SignalDefs { int id; const char* name; };

-    extern SignalDefs signalDefs[];

-    SignalDefs signalDefs[] = {

-            { SIGINT,  "SIGINT - Terminal interrupt signal" },

-            { SIGILL,  "SIGILL - Illegal instruction signal" },

-            { SIGFPE,  "SIGFPE - Floating point error signal" },

-            { SIGSEGV, "SIGSEGV - Segmentation violation signal" },

-            { SIGTERM, "SIGTERM - Termination request signal" },

-            { SIGABRT, "SIGABRT - Abort (abnormal termination) signal" }

-        };

-

-    struct FatalConditionHandler {

-

-        static void handleSignal( int sig ) {

-            for( std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i )

-                if( sig == signalDefs[i].id )

-                    fatal( signalDefs[i].name, -sig );

-            fatal( "<unknown signal>", -sig );

-        }

-

-        FatalConditionHandler() : m_isSet( true ) {

-            for( std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i )

-                signal( signalDefs[i].id, handleSignal );

-        }

-        ~FatalConditionHandler() {

-            reset();

-        }

-        void reset() {

-            if( m_isSet ) {

-                for( std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i )

-                    signal( signalDefs[i].id, SIG_DFL );

-                m_isSet = false;

-            }

-        }

-

-        bool m_isSet;

-    };

-

-} // namespace Catch

-

-#endif // not Windows

-

-#include <set>

-#include <string>

-

-namespace Catch {

-

-    class StreamRedirect {

-

-    public:

-        StreamRedirect( std::ostream& stream, std::string& targetString )

-        :   m_stream( stream ),

-            m_prevBuf( stream.rdbuf() ),

-            m_targetString( targetString )

-        {

-            stream.rdbuf( m_oss.rdbuf() );

-        }

-

-        ~StreamRedirect() {

-            m_targetString += m_oss.str();

-            m_stream.rdbuf( m_prevBuf );

-        }

-

-    private:

-        std::ostream& m_stream;

-        std::streambuf* m_prevBuf;

-        std::ostringstream m_oss;

-        std::string& m_targetString;

-    };

-

-    ///////////////////////////////////////////////////////////////////////////

-

-    class RunContext : public IResultCapture, public IRunner {

-

-        RunContext( RunContext const& );

-        void operator =( RunContext const& );

-

-    public:

-

-        explicit RunContext( Ptr<IConfig const> const& config, Ptr<IStreamingReporter> const& reporter )

-        :   m_runInfo( config->name() ),

-            m_context( getCurrentMutableContext() ),

-            m_activeTestCase( NULL ),

-            m_config( config ),

-            m_reporter( reporter ),

-            m_prevRunner( m_context.getRunner() ),

-            m_prevResultCapture( m_context.getResultCapture() ),

-            m_prevConfig( m_context.getConfig() )

-        {

-            m_context.setRunner( this );

-            m_context.setConfig( m_config );

-            m_context.setResultCapture( this );

-            m_reporter->testRunStarting( m_runInfo );

-        }

-

-        virtual ~RunContext() {

-            m_reporter->testRunEnded( TestRunStats( m_runInfo, m_totals, aborting() ) );

-            m_context.setRunner( m_prevRunner );

-            m_context.setConfig( NULL );

-            m_context.setResultCapture( m_prevResultCapture );

-            m_context.setConfig( m_prevConfig );

-        }

-

-        void testGroupStarting( std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount ) {

-            m_reporter->testGroupStarting( GroupInfo( testSpec, groupIndex, groupsCount ) );

-        }

-        void testGroupEnded( std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount ) {

-            m_reporter->testGroupEnded( TestGroupStats( GroupInfo( testSpec, groupIndex, groupsCount ), totals, aborting() ) );

-        }

-

-        Totals runTest( TestCase const& testCase ) {

-            Totals prevTotals = m_totals;

-

-            std::string redirectedCout;

-            std::string redirectedCerr;

-

-            TestCaseInfo testInfo = testCase.getTestCaseInfo();

-

-            m_reporter->testCaseStarting( testInfo );

-

-            m_activeTestCase = &testCase;

-            m_testCaseTracker = TestCaseTracker( testInfo.name );

-

-            do {

-                do {

-                    runCurrentTest( redirectedCout, redirectedCerr );

-                }

-                while( !m_testCaseTracker->isCompleted() && !aborting() );

-            }

-            while( getCurrentContext().advanceGeneratorsForCurrentTest() && !aborting() );

-

-            Totals deltaTotals = m_totals.delta( prevTotals );

-            m_totals.testCases += deltaTotals.testCases;

-            m_reporter->testCaseEnded( TestCaseStats(   testInfo,

-                                                        deltaTotals,

-                                                        redirectedCout,

-                                                        redirectedCerr,

-                                                        aborting() ) );

-

-            m_activeTestCase = NULL;

-            m_testCaseTracker.reset();

-

-            return deltaTotals;

-        }

-

-        Ptr<IConfig const> config() const {

-            return m_config;

-        }

-

-    private: // IResultCapture

-

-        virtual void assertionEnded( AssertionResult const& result ) {

-            if( result.getResultType() == ResultWas::Ok ) {

-                m_totals.assertions.passed++;

-            }

-            else if( !result.isOk() ) {

-                m_totals.assertions.failed++;

-            }

-

-            if( m_reporter->assertionEnded( AssertionStats( result, m_messages, m_totals ) ) )

-                m_messages.clear();

-

-            // Reset working state

-            m_lastAssertionInfo = AssertionInfo( "", m_lastAssertionInfo.lineInfo, "{Unknown expression after the reported line}" , m_lastAssertionInfo.resultDisposition );

-            m_lastResult = result;

-        }

-

-        virtual bool sectionStarted (

-            SectionInfo const& sectionInfo,

-            Counts& assertions

-        )

-        {

-            std::ostringstream oss;

-            oss << sectionInfo.name << "@" << sectionInfo.lineInfo;

-

-            if( !m_testCaseTracker->enterSection( oss.str() ) )

-                return false;

-

-            m_lastAssertionInfo.lineInfo = sectionInfo.lineInfo;

-

-            m_reporter->sectionStarting( sectionInfo );

-

-            assertions = m_totals.assertions;

-

-            return true;

-        }

-        bool testForMissingAssertions( Counts& assertions ) {

-            if( assertions.total() != 0 ||

-                    !m_config->warnAboutMissingAssertions() ||

-                    m_testCaseTracker->currentSectionHasChildren() )

-                return false;

-            m_totals.assertions.failed++;

-            assertions.failed++;

-            return true;

-        }

-

-        virtual void sectionEnded( SectionInfo const& info, Counts const& prevAssertions, double _durationInSeconds ) {

-            if( std::uncaught_exception() ) {

-                m_unfinishedSections.push_back( UnfinishedSections( info, prevAssertions, _durationInSeconds ) );

-                return;

-            }

-

-            Counts assertions = m_totals.assertions - prevAssertions;

-            bool missingAssertions = testForMissingAssertions( assertions );

-

-            m_testCaseTracker->leaveSection();

-

-            m_reporter->sectionEnded( SectionStats( info, assertions, _durationInSeconds, missingAssertions ) );

-            m_messages.clear();

-        }

-

-        virtual void pushScopedMessage( MessageInfo const& message ) {

-            m_messages.push_back( message );

-        }

-

-        virtual void popScopedMessage( MessageInfo const& message ) {

-            m_messages.erase( std::remove( m_messages.begin(), m_messages.end(), message ), m_messages.end() );

-        }

-

-        virtual std::string getCurrentTestName() const {

-            return m_activeTestCase

-                ? m_activeTestCase->getTestCaseInfo().name

-                : "";

-        }

-

-        virtual const AssertionResult* getLastResult() const {

-            return &m_lastResult;

-        }

-

-        virtual void handleFatalErrorCondition( std::string const& message ) {

-            ResultBuilder resultBuilder = makeUnexpectedResultBuilder();

-            resultBuilder.setResultType( ResultWas::FatalErrorCondition );

-            resultBuilder << message;

-            resultBuilder.captureExpression();

-

-            handleUnfinishedSections();

-

-            // Recreate section for test case (as we will lose the one that was in scope)

-            TestCaseInfo const& testCaseInfo = m_activeTestCase->getTestCaseInfo();

-            SectionInfo testCaseSection( testCaseInfo.lineInfo, testCaseInfo.name, testCaseInfo.description );

-

-            Counts assertions;

-            assertions.failed = 1;

-            SectionStats testCaseSectionStats( testCaseSection, assertions, 0, false );

-            m_reporter->sectionEnded( testCaseSectionStats );

-

-            TestCaseInfo testInfo = m_activeTestCase->getTestCaseInfo();

-

-            Totals deltaTotals;

-            deltaTotals.testCases.failed = 1;

-            m_reporter->testCaseEnded( TestCaseStats(   testInfo,

-                                                        deltaTotals,

-                                                        "",

-                                                        "",

-                                                        false ) );

-            m_totals.testCases.failed++;

-            testGroupEnded( "", m_totals, 1, 1 );

-            m_reporter->testRunEnded( TestRunStats( m_runInfo, m_totals, false ) );

-        }

-

-    public:

-        // !TBD We need to do this another way!

-        bool aborting() const {

-            return m_totals.assertions.failed == static_cast<std::size_t>( m_config->abortAfter() );

-        }

-

-    private:

-

-        void runCurrentTest( std::string& redirectedCout, std::string& redirectedCerr ) {

-            TestCaseInfo const& testCaseInfo = m_activeTestCase->getTestCaseInfo();

-            SectionInfo testCaseSection( testCaseInfo.lineInfo, testCaseInfo.name, testCaseInfo.description );

-            m_reporter->sectionStarting( testCaseSection );

-            Counts prevAssertions = m_totals.assertions;

-            double duration = 0;

-            try {

-                m_lastAssertionInfo = AssertionInfo( "TEST_CASE", testCaseInfo.lineInfo, "", ResultDisposition::Normal );

-                TestCaseTracker::Guard guard( *m_testCaseTracker );

-

-                Timer timer;

-                timer.start();

-                if( m_reporter->getPreferences().shouldRedirectStdOut ) {

-                    StreamRedirect coutRedir( Catch::cout(), redirectedCout );

-                    StreamRedirect cerrRedir( Catch::cerr(), redirectedCerr );

-                    invokeActiveTestCase();

-                }

-                else {

-                    invokeActiveTestCase();

-                }

-                duration = timer.getElapsedSeconds();

-            }

-            catch( TestFailureException& ) {

-                // This just means the test was aborted due to failure

-            }

-            catch(...) {

-                makeUnexpectedResultBuilder().useActiveException();

-            }

-            handleUnfinishedSections();

-            m_messages.clear();

-

-            Counts assertions = m_totals.assertions - prevAssertions;

-            bool missingAssertions = testForMissingAssertions( assertions );

-

-            if( testCaseInfo.okToFail() ) {

-                std::swap( assertions.failedButOk, assertions.failed );

-                m_totals.assertions.failed -= assertions.failedButOk;

-                m_totals.assertions.failedButOk += assertions.failedButOk;

-            }

-

-            SectionStats testCaseSectionStats( testCaseSection, assertions, duration, missingAssertions );

-            m_reporter->sectionEnded( testCaseSectionStats );

-        }

-

-        void invokeActiveTestCase() {

-            FatalConditionHandler fatalConditionHandler; // Handle signals

-            m_activeTestCase->invoke();

-            fatalConditionHandler.reset();

-        }

-

-    private:

-

-        ResultBuilder makeUnexpectedResultBuilder() const {

-            return ResultBuilder(   m_lastAssertionInfo.macroName.c_str(),

-                                    m_lastAssertionInfo.lineInfo,

-                                    m_lastAssertionInfo.capturedExpression.c_str(),

-                                    m_lastAssertionInfo.resultDisposition );

-        }

-

-        void handleUnfinishedSections() {

-            // If sections ended prematurely due to an exception we stored their

-            // infos here so we can tear them down outside the unwind process.

-            for( std::vector<UnfinishedSections>::const_reverse_iterator it = m_unfinishedSections.rbegin(),

-                        itEnd = m_unfinishedSections.rend();

-                    it != itEnd;

-                    ++it )

-                sectionEnded( it->info, it->prevAssertions, it->durationInSeconds );

-            m_unfinishedSections.clear();

-        }

-

-        struct UnfinishedSections {

-            UnfinishedSections( SectionInfo const& _info, Counts const& _prevAssertions, double _durationInSeconds )

-            : info( _info ), prevAssertions( _prevAssertions ), durationInSeconds( _durationInSeconds )

-            {}

-

-            SectionInfo info;

-            Counts prevAssertions;

-            double durationInSeconds;

-        };

-

-        TestRunInfo m_runInfo;

-        IMutableContext& m_context;

-        TestCase const* m_activeTestCase;

-        Option<TestCaseTracker> m_testCaseTracker;

-        AssertionResult m_lastResult;

-

-        Ptr<IConfig const> m_config;

-        Totals m_totals;

-        Ptr<IStreamingReporter> m_reporter;

-        std::vector<MessageInfo> m_messages;

-        IRunner* m_prevRunner;

-        IResultCapture* m_prevResultCapture;

-        Ptr<IConfig const> m_prevConfig;

-        AssertionInfo m_lastAssertionInfo;

-        std::vector<UnfinishedSections> m_unfinishedSections;

-    };

-

-    IResultCapture& getResultCapture() {

-        if( IResultCapture* capture = getCurrentContext().getResultCapture() )

-            return *capture;

-        else

-            throw std::logic_error( "No result capture instance" );

-    }

-

-} // end namespace Catch

-

-// #included from: internal/catch_version.h

-#define TWOBLUECUBES_CATCH_VERSION_H_INCLUDED

-

-namespace Catch {

-

-    // Versioning information

-    struct Version {

-        Version(    unsigned int _majorVersion,

-                    unsigned int _minorVersion,

-                    unsigned int _buildNumber,

-                    char const* const _branchName )

-        :   majorVersion( _majorVersion ),

-            minorVersion( _minorVersion ),

-            buildNumber( _buildNumber ),

-            branchName( _branchName )

-        {}

-

-        unsigned int const majorVersion;

-        unsigned int const minorVersion;

-        unsigned int const buildNumber;

-        char const* const branchName;

-

-    private:

-        void operator=( Version const& );

-    };

-

-    extern Version libraryVersion;

-}

-

-#include <fstream>

-#include <stdlib.h>

-#include <limits>

-

-namespace Catch {

-

-    class Runner {

-

-    public:

-        Runner( Ptr<Config> const& config )

-        :   m_config( config )

-        {

-            openStream();

-            makeReporter();

-        }

-

-        Totals runTests() {

-

-            RunContext context( m_config.get(), m_reporter );

-

-            Totals totals;

-

-            context.testGroupStarting( "all tests", 1, 1 ); // deprecated?

-

-            TestSpec testSpec = m_config->testSpec();

-            if( !testSpec.hasFilters() )

-                testSpec = TestSpecParser( ITagAliasRegistry::get() ).parse( "~[.]" ).testSpec(); // All not hidden tests

-

-            std::vector<TestCase> testCases;

-            getRegistryHub().getTestCaseRegistry().getFilteredTests( testSpec, *m_config, testCases );

-

-            int testsRunForGroup = 0;

-            for( std::vector<TestCase>::const_iterator it = testCases.begin(), itEnd = testCases.end();

-                    it != itEnd;

-                    ++it ) {

-                testsRunForGroup++;

-                if( m_testsAlreadyRun.find( *it ) == m_testsAlreadyRun.end() ) {

-

-                    if( context.aborting() )

-                        break;

-

-                    totals += context.runTest( *it );

-                    m_testsAlreadyRun.insert( *it );

-                }

-            }

-            std::vector<TestCase> skippedTestCases;

-            getRegistryHub().getTestCaseRegistry().getFilteredTests( testSpec, *m_config, skippedTestCases, true );

-

-            for( std::vector<TestCase>::const_iterator it = skippedTestCases.begin(), itEnd = skippedTestCases.end();

-                    it != itEnd;

-                    ++it )

-                m_reporter->skipTest( *it );

-

-            context.testGroupEnded( "all tests", totals, 1, 1 );

-            return totals;

-        }

-

-    private:

-        void openStream() {

-            // Open output file, if specified

-            if( !m_config->getFilename().empty() ) {

-                m_ofs.open( m_config->getFilename().c_str() );

-                if( m_ofs.fail() ) {

-                    std::ostringstream oss;

-                    oss << "Unable to open file: '" << m_config->getFilename() << "'";

-                    throw std::domain_error( oss.str() );

-                }

-                m_config->setStreamBuf( m_ofs.rdbuf() );

-            }

-        }

-        void makeReporter() {

-            std::string reporterName = m_config->getReporterName().empty()

-                ? "console"

-                : m_config->getReporterName();

-

-            m_reporter = getRegistryHub().getReporterRegistry().create( reporterName, m_config.get() );

-            if( !m_reporter ) {

-                std::ostringstream oss;

-                oss << "No reporter registered with name: '" << reporterName << "'";

-                throw std::domain_error( oss.str() );

-            }

-        }

-

-    private:

-        Ptr<Config> m_config;

-        std::ofstream m_ofs;

-        Ptr<IStreamingReporter> m_reporter;

-        std::set<TestCase> m_testsAlreadyRun;

-    };

-

-    class Session : NonCopyable {

-        static bool alreadyInstantiated;

-

-    public:

-

-        struct OnUnusedOptions { enum DoWhat { Ignore, Fail }; };

-

-        Session()

-        : m_cli( makeCommandLineParser() ) {

-            if( alreadyInstantiated ) {

-                std::string msg = "Only one instance of Catch::Session can ever be used";

-                Catch::cerr() << msg << std::endl;

-                throw std::logic_error( msg );

-            }

-            alreadyInstantiated = true;

-        }

-        ~Session() {

-            Catch::cleanUp();

-        }

-

-        void showHelp( std::string const& processName ) {

-            Catch::cout() << "\nCatch v"    << libraryVersion.majorVersion << "."

-                                        << libraryVersion.minorVersion << " build "

-                                        << libraryVersion.buildNumber;

-            if( libraryVersion.branchName != std::string( "master" ) )

-                Catch::cout() << " (" << libraryVersion.branchName << " branch)";

-            Catch::cout() << "\n";

-

-            m_cli.usage( Catch::cout(), processName );

-            Catch::cout() << "For more detail usage please see the project docs\n" << std::endl;

-        }

-

-        int applyCommandLine( int argc, char* const argv[], OnUnusedOptions::DoWhat unusedOptionBehaviour = OnUnusedOptions::Fail ) {

-            try {

-                m_cli.setThrowOnUnrecognisedTokens( unusedOptionBehaviour == OnUnusedOptions::Fail );

-                m_unusedTokens = m_cli.parseInto( argc, argv, m_configData );

-                if( m_configData.showHelp )

-                    showHelp( m_configData.processName );

-                m_config.reset();

-            }

-            catch( std::exception& ex ) {

-                {

-                    Colour colourGuard( Colour::Red );

-                    Catch::cerr()   << "\nError(s) in input:\n"

-                                << Text( ex.what(), TextAttributes().setIndent(2) )

-                                << "\n\n";

-                }

-                m_cli.usage( Catch::cout(), m_configData.processName );

-                return (std::numeric_limits<int>::max)();

-            }

-            return 0;

-        }

-

-        void useConfigData( ConfigData const& _configData ) {

-            m_configData = _configData;

-            m_config.reset();

-        }

-

-        int run( int argc, char* const argv[] ) {

-

-            int returnCode = applyCommandLine( argc, argv );

-            if( returnCode == 0 )

-                returnCode = run();

-            return returnCode;

-        }

-

-        int run() {

-            if( m_configData.showHelp )

-                return 0;

-

-            try

-            {

-                config(); // Force config to be constructed

-

-                std::srand( m_configData.rngSeed );

-

-                Runner runner( m_config );

-

-                // Handle list request

-                if( Option<std::size_t> listed = list( config() ) )

-                    return static_cast<int>( *listed );

-

-                return static_cast<int>( runner.runTests().assertions.failed );

-            }

-            catch( std::exception& ex ) {

-                Catch::cerr() << ex.what() << std::endl;

-                return (std::numeric_limits<int>::max)();

-            }

-        }

-

-        Clara::CommandLine<ConfigData> const& cli() const {

-            return m_cli;

-        }

-        std::vector<Clara::Parser::Token> const& unusedTokens() const {

-            return m_unusedTokens;

-        }

-        ConfigData& configData() {

-            return m_configData;

-        }

-        Config& config() {

-            if( !m_config )

-                m_config = new Config( m_configData );

-            return *m_config;

-        }

-

-    private:

-        Clara::CommandLine<ConfigData> m_cli;

-        std::vector<Clara::Parser::Token> m_unusedTokens;

-        ConfigData m_configData;

-        Ptr<Config> m_config;

-    };

-

-    bool Session::alreadyInstantiated = false;

-

-} // end namespace Catch

-

-// #included from: catch_registry_hub.hpp

-#define TWOBLUECUBES_CATCH_REGISTRY_HUB_HPP_INCLUDED

-

-// #included from: catch_test_case_registry_impl.hpp

-#define TWOBLUECUBES_CATCH_TEST_CASE_REGISTRY_IMPL_HPP_INCLUDED

-

-#include <vector>

-#include <set>

-#include <sstream>

-#include <iostream>

-#include <algorithm>

-

-namespace Catch {

-

-    class TestRegistry : public ITestCaseRegistry {

-        struct LexSort {

-            bool operator() (TestCase i,TestCase j) const { return (i<j);}

-        };

-        struct RandomNumberGenerator {

-            int operator()( int n ) const { return std::rand() % n; }

-        };

-

-    public:

-        TestRegistry() : m_unnamedCount( 0 ) {}

-        virtual ~TestRegistry();

-

-        virtual void registerTest( TestCase const& testCase ) {

-            std::string name = testCase.getTestCaseInfo().name;

-            if( name == "" ) {

-                std::ostringstream oss;

-                oss << "Anonymous test case " << ++m_unnamedCount;

-                return registerTest( testCase.withName( oss.str() ) );

-            }

-

-            if( m_functions.find( testCase ) == m_functions.end() ) {

-                m_functions.insert( testCase );

-                m_functionsInOrder.push_back( testCase );

-                if( !testCase.isHidden() )

-                    m_nonHiddenFunctions.push_back( testCase );

-            }

-            else {

-                TestCase const& prev = *m_functions.find( testCase );

-                {

-                    Colour colourGuard( Colour::Red );

-                    Catch::cerr()   << "error: TEST_CASE( \"" << name << "\" ) already defined.\n"

-                                << "\tFirst seen at " << prev.getTestCaseInfo().lineInfo << "\n"

-                                << "\tRedefined at " << testCase.getTestCaseInfo().lineInfo << std::endl;

-                }

-                exit(1);

-            }

-        }

-

-        virtual std::vector<TestCase> const& getAllTests() const {

-            return m_functionsInOrder;

-        }

-

-        virtual std::vector<TestCase> const& getAllNonHiddenTests() const {

-            return m_nonHiddenFunctions;

-        }

-

-        virtual void getFilteredTests( TestSpec const& testSpec, IConfig const& config, std::vector<TestCase>& matchingTestCases, bool negated = false ) const {

-

-            for( std::vector<TestCase>::const_iterator  it = m_functionsInOrder.begin(),

-                                                        itEnd = m_functionsInOrder.end();

-                    it != itEnd;

-                    ++it ) {

-                bool includeTest = testSpec.matches( *it ) && ( config.allowThrows() || !it->throws() );

-                if( includeTest != negated )

-                    matchingTestCases.push_back( *it );

-            }

-            sortTests( config, matchingTestCases );

-        }

-

-    private:

-

-        static void sortTests( IConfig const& config, std::vector<TestCase>& matchingTestCases ) {

-

-            switch( config.runOrder() ) {

-                case RunTests::InLexicographicalOrder:

-                    std::sort( matchingTestCases.begin(), matchingTestCases.end(), LexSort() );

-                    break;

-                case RunTests::InRandomOrder:

-                {

-                    RandomNumberGenerator rng;

-                    std::random_shuffle( matchingTestCases.begin(), matchingTestCases.end(), rng );

-                }

-                    break;

-                case RunTests::InDeclarationOrder:

-                    // already in declaration order

-                    break;

-            }

-        }

-        std::set<TestCase> m_functions;

-        std::vector<TestCase> m_functionsInOrder;

-        std::vector<TestCase> m_nonHiddenFunctions;

-        size_t m_unnamedCount;

-    };

-

-    ///////////////////////////////////////////////////////////////////////////

-

-    class FreeFunctionTestCase : public SharedImpl<ITestCase> {

-    public:

-

-        FreeFunctionTestCase( TestFunction fun ) : m_fun( fun ) {}

-

-        virtual void invoke() const {

-            m_fun();

-        }

-

-    private:

-        virtual ~FreeFunctionTestCase();

-

-        TestFunction m_fun;

-    };

-

-    inline std::string extractClassName( std::string const& classOrQualifiedMethodName ) {

-        std::string className = classOrQualifiedMethodName;

-        if( startsWith( className, "&" ) )

-        {

-            std::size_t lastColons = className.rfind( "::" );

-            std::size_t penultimateColons = className.rfind( "::", lastColons-1 );

-            if( penultimateColons == std::string::npos )

-                penultimateColons = 1;

-            className = className.substr( penultimateColons, lastColons-penultimateColons );

-        }

-        return className;

-    }

-

-    ///////////////////////////////////////////////////////////////////////////

-

-    AutoReg::AutoReg(   TestFunction function,

-                        SourceLineInfo const& lineInfo,

-                        NameAndDesc const& nameAndDesc ) {

-        registerTestCase( new FreeFunctionTestCase( function ), "", nameAndDesc, lineInfo );

-    }

-

-    AutoReg::~AutoReg() {}

-

-    void AutoReg::registerTestCase( ITestCase* testCase,

-                                    char const* classOrQualifiedMethodName,

-                                    NameAndDesc const& nameAndDesc,

-                                    SourceLineInfo const& lineInfo ) {

-

-        getMutableRegistryHub().registerTest

-            ( makeTestCase( testCase,

-                            extractClassName( classOrQualifiedMethodName ),

-                            nameAndDesc.name,

-                            nameAndDesc.description,

-                            lineInfo ) );

-    }

-

-} // end namespace Catch

-

-// #included from: catch_reporter_registry.hpp

-#define TWOBLUECUBES_CATCH_REPORTER_REGISTRY_HPP_INCLUDED

-

-#include <map>

-

-namespace Catch {

-

-    class ReporterRegistry : public IReporterRegistry {

-

-    public:

-

-        virtual ~ReporterRegistry() {

-            deleteAllValues( m_factories );

-        }

-

-        virtual IStreamingReporter* create( std::string const& name, Ptr<IConfig> const& config ) const {

-            FactoryMap::const_iterator it =  m_factories.find( name );

-            if( it == m_factories.end() )

-                return NULL;

-            return it->second->create( ReporterConfig( config ) );

-        }

-

-        void registerReporter( std::string const& name, IReporterFactory* factory ) {

-            m_factories.insert( std::make_pair( name, factory ) );

-        }

-

-        FactoryMap const& getFactories() const {

-            return m_factories;

-        }

-

-    private:

-        FactoryMap m_factories;

-    };

-}

-

-// #included from: catch_exception_translator_registry.hpp

-#define TWOBLUECUBES_CATCH_EXCEPTION_TRANSLATOR_REGISTRY_HPP_INCLUDED

-

-#ifdef __OBJC__

-#import "Foundation/Foundation.h"

-#endif

-

-namespace Catch {

-

-    class ExceptionTranslatorRegistry : public IExceptionTranslatorRegistry {

-    public:

-        ~ExceptionTranslatorRegistry() {

-            deleteAll( m_translators );

-        }

-

-        virtual void registerTranslator( const IExceptionTranslator* translator ) {

-            m_translators.push_back( translator );

-        }

-

-        virtual std::string translateActiveException() const {

-            try {

-#ifdef __OBJC__

-                // In Objective-C try objective-c exceptions first

-                @try {

-                    throw;

-                }

-                @catch (NSException *exception) {

-                    return Catch::toString( [exception description] );

-                }

-#else

-                throw;

-#endif

-            }

-            catch( TestFailureException& ) {

-                throw;

-            }

-            catch( std::exception& ex ) {

-                return ex.what();

-            }

-            catch( std::string& msg ) {

-                return msg;

-            }

-            catch( const char* msg ) {

-                return msg;

-            }

-            catch(...) {

-                return tryTranslators( m_translators.begin() );

-            }

-        }

-

-        std::string tryTranslators( std::vector<const IExceptionTranslator*>::const_iterator it ) const {

-            if( it == m_translators.end() )

-                return "Unknown exception";

-

-            try {

-                return (*it)->translate();

-            }

-            catch(...) {

-                return tryTranslators( it+1 );

-            }

-        }

-

-    private:

-        std::vector<const IExceptionTranslator*> m_translators;

-    };

-}

-

-namespace Catch {

-

-    namespace {

-

-        class RegistryHub : public IRegistryHub, public IMutableRegistryHub {

-

-            RegistryHub( RegistryHub const& );

-            void operator=( RegistryHub const& );

-

-        public: // IRegistryHub

-            RegistryHub() {

-            }

-            virtual IReporterRegistry const& getReporterRegistry() const {

-                return m_reporterRegistry;

-            }

-            virtual ITestCaseRegistry const& getTestCaseRegistry() const {

-                return m_testCaseRegistry;

-            }

-            virtual IExceptionTranslatorRegistry& getExceptionTranslatorRegistry() {

-                return m_exceptionTranslatorRegistry;

-            }

-

-        public: // IMutableRegistryHub

-            virtual void registerReporter( std::string const& name, IReporterFactory* factory ) {

-                m_reporterRegistry.registerReporter( name, factory );

-            }

-            virtual void registerTest( TestCase const& testInfo ) {

-                m_testCaseRegistry.registerTest( testInfo );

-            }

-            virtual void registerTranslator( const IExceptionTranslator* translator ) {

-                m_exceptionTranslatorRegistry.registerTranslator( translator );

-            }

-

-        private:

-            TestRegistry m_testCaseRegistry;

-            ReporterRegistry m_reporterRegistry;

-            ExceptionTranslatorRegistry m_exceptionTranslatorRegistry;

-        };

-

-        // Single, global, instance

-        inline RegistryHub*& getTheRegistryHub() {

-            static RegistryHub* theRegistryHub = NULL;

-            if( !theRegistryHub )

-                theRegistryHub = new RegistryHub();

-            return theRegistryHub;

-        }

-    }

-

-    IRegistryHub& getRegistryHub() {

-        return *getTheRegistryHub();

-    }

-    IMutableRegistryHub& getMutableRegistryHub() {

-        return *getTheRegistryHub();

-    }

-    void cleanUp() {

-        delete getTheRegistryHub();

-        getTheRegistryHub() = NULL;

-        cleanUpContext();

-    }

-    std::string translateActiveException() {

-        return getRegistryHub().getExceptionTranslatorRegistry().translateActiveException();

-    }

-

-} // end namespace Catch

-

-// #included from: catch_notimplemented_exception.hpp

-#define TWOBLUECUBES_CATCH_NOTIMPLEMENTED_EXCEPTION_HPP_INCLUDED

-

-#include <ostream>

-

-namespace Catch {

-

-    NotImplementedException::NotImplementedException( SourceLineInfo const& lineInfo )

-    :   m_lineInfo( lineInfo ) {

-        std::ostringstream oss;

-        oss << lineInfo << ": function ";

-        oss << "not implemented";

-        m_what = oss.str();

-    }

-

-    const char* NotImplementedException::what() const CATCH_NOEXCEPT {

-        return m_what.c_str();

-    }

-

-} // end namespace Catch

-

-// #included from: catch_context_impl.hpp

-#define TWOBLUECUBES_CATCH_CONTEXT_IMPL_HPP_INCLUDED

-

-// #included from: catch_stream.hpp

-#define TWOBLUECUBES_CATCH_STREAM_HPP_INCLUDED

-

-// #included from: catch_streambuf.h

-#define TWOBLUECUBES_CATCH_STREAMBUF_H_INCLUDED

-

-#include <streambuf>

-

-namespace Catch {

-

-    class StreamBufBase : public std::streambuf {

-    public:

-        virtual ~StreamBufBase() CATCH_NOEXCEPT;

-    };

-}

-

-#include <stdexcept>

-#include <cstdio>

-#include <iostream>

-

-namespace Catch {

-

-    template<typename WriterF, size_t bufferSize=256>

-    class StreamBufImpl : public StreamBufBase {

-        char data[bufferSize];

-        WriterF m_writer;

-

-    public:

-        StreamBufImpl() {

-            setp( data, data + sizeof(data) );

-        }

-

-        ~StreamBufImpl() CATCH_NOEXCEPT {

-            sync();

-        }

-

-    private:

-        int overflow( int c ) {

-            sync();

-

-            if( c != EOF ) {

-                if( pbase() == epptr() )

-                    m_writer( std::string( 1, static_cast<char>( c ) ) );

-                else

-                    sputc( static_cast<char>( c ) );

-            }

-            return 0;

-        }

-

-        int sync() {

-            if( pbase() != pptr() ) {

-                m_writer( std::string( pbase(), static_cast<std::string::size_type>( pptr() - pbase() ) ) );

-                setp( pbase(), epptr() );

-            }

-            return 0;

-        }

-    };

-

-    ///////////////////////////////////////////////////////////////////////////

-

-    struct OutputDebugWriter {

-

-        void operator()( std::string const&str ) {

-            writeToDebugConsole( str );

-        }

-    };

-

-    Stream::Stream()

-    : streamBuf( NULL ), isOwned( false )

-    {}

-

-    Stream::Stream( std::streambuf* _streamBuf, bool _isOwned )

-    : streamBuf( _streamBuf ), isOwned( _isOwned )

-    {}

-

-    void Stream::release() {

-        if( isOwned ) {

-            delete streamBuf;

-            streamBuf = NULL;

-            isOwned = false;

-        }

-    }

-

-#ifndef CATCH_CONFIG_NOSTDOUT // If you #define this you must implement this functions

-    std::ostream& cout() {

-        return std::cout;

-    }

-    std::ostream& cerr() {

-        return std::cerr;

-    }

-#endif

-}

-

-namespace Catch {

-

-    class Context : public IMutableContext {

-

-        Context() : m_config( NULL ), m_runner( NULL ), m_resultCapture( NULL ) {}

-        Context( Context const& );

-        void operator=( Context const& );

-

-    public: // IContext

-        virtual IResultCapture* getResultCapture() {

-            return m_resultCapture;

-        }

-        virtual IRunner* getRunner() {

-            return m_runner;

-        }

-        virtual size_t getGeneratorIndex( std::string const& fileInfo, size_t totalSize ) {

-            return getGeneratorsForCurrentTest()

-            .getGeneratorInfo( fileInfo, totalSize )

-            .getCurrentIndex();

-        }

-        virtual bool advanceGeneratorsForCurrentTest() {

-            IGeneratorsForTest* generators = findGeneratorsForCurrentTest();

-            return generators && generators->moveNext();

-        }

-

-        virtual Ptr<IConfig const> getConfig() const {

-            return m_config;

-        }

-

-    public: // IMutableContext

-        virtual void setResultCapture( IResultCapture* resultCapture ) {

-            m_resultCapture = resultCapture;

-        }

-        virtual void setRunner( IRunner* runner ) {

-            m_runner = runner;

-        }

-        virtual void setConfig( Ptr<IConfig const> const& config ) {

-            m_config = config;

-        }

-

-        friend IMutableContext& getCurrentMutableContext();

-

-    private:

-        IGeneratorsForTest* findGeneratorsForCurrentTest() {

-            std::string testName = getResultCapture()->getCurrentTestName();

-

-            std::map<std::string, IGeneratorsForTest*>::const_iterator it =

-                m_generatorsByTestName.find( testName );

-            return it != m_generatorsByTestName.end()

-                ? it->second

-                : NULL;

-        }

-

-        IGeneratorsForTest& getGeneratorsForCurrentTest() {

-            IGeneratorsForTest* generators = findGeneratorsForCurrentTest();

-            if( !generators ) {

-                std::string testName = getResultCapture()->getCurrentTestName();

-                generators = createGeneratorsForTest();

-                m_generatorsByTestName.insert( std::make_pair( testName, generators ) );

-            }

-            return *generators;

-        }

-

-    private:

-        Ptr<IConfig const> m_config;

-        IRunner* m_runner;

-        IResultCapture* m_resultCapture;

-        std::map<std::string, IGeneratorsForTest*> m_generatorsByTestName;

-    };

-

-    namespace {

-        Context* currentContext = NULL;

-    }

-    IMutableContext& getCurrentMutableContext() {

-        if( !currentContext )

-            currentContext = new Context();

-        return *currentContext;

-    }

-    IContext& getCurrentContext() {

-        return getCurrentMutableContext();

-    }

-

-    Stream createStream( std::string const& streamName ) {

-        if( streamName == "stdout" ) return Stream( Catch::cout().rdbuf(), false );

-        if( streamName == "stderr" ) return Stream( Catch::cerr().rdbuf(), false );

-        if( streamName == "debug" ) return Stream( new StreamBufImpl<OutputDebugWriter>, true );

-

-        throw std::domain_error( "Unknown stream: " + streamName );

-    }

-

-    void cleanUpContext() {

-        delete currentContext;

-        currentContext = NULL;

-    }

-}

-

-// #included from: catch_console_colour_impl.hpp

-#define TWOBLUECUBES_CATCH_CONSOLE_COLOUR_IMPL_HPP_INCLUDED

-

-namespace Catch {

-    namespace {

-

-        struct IColourImpl {

-            virtual ~IColourImpl() {}

-            virtual void use( Colour::Code _colourCode ) = 0;

-        };

-

-        struct NoColourImpl : IColourImpl {

-            void use( Colour::Code ) {}

-

-            static IColourImpl* instance() {

-                static NoColourImpl s_instance;

-                return &s_instance;

-            }

-        };

-

-    } // anon namespace

-} // namespace Catch

-

-#if !defined( CATCH_CONFIG_COLOUR_NONE ) && !defined( CATCH_CONFIG_COLOUR_WINDOWS ) && !defined( CATCH_CONFIG_COLOUR_ANSI )

-#   ifdef CATCH_PLATFORM_WINDOWS

-#       define CATCH_CONFIG_COLOUR_WINDOWS

-#   else

-#       define CATCH_CONFIG_COLOUR_ANSI

-#   endif

-#endif

-

-#if defined ( CATCH_CONFIG_COLOUR_WINDOWS ) /////////////////////////////////////////

-

-#ifndef NOMINMAX

-#define NOMINMAX

-#endif

-

-#ifdef __AFXDLL

-#include <AfxWin.h>

-#else

-#include <windows.h>

-#endif

-

-namespace Catch {

-namespace {

-

-    class Win32ColourImpl : public IColourImpl {

-    public:

-        Win32ColourImpl() : stdoutHandle( GetStdHandle(STD_OUTPUT_HANDLE) )

-        {

-            CONSOLE_SCREEN_BUFFER_INFO csbiInfo;

-            GetConsoleScreenBufferInfo( stdoutHandle, &csbiInfo );

-            originalAttributes = csbiInfo.wAttributes;

-        }

-

-        virtual void use( Colour::Code _colourCode ) {

-            switch( _colourCode ) {

-                case Colour::None:      return setTextAttribute( originalAttributes );

-                case Colour::White:     return setTextAttribute( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE );

-                case Colour::Red:       return setTextAttribute( FOREGROUND_RED );

-                case Colour::Green:     return setTextAttribute( FOREGROUND_GREEN );

-                case Colour::Blue:      return setTextAttribute( FOREGROUND_BLUE );

-                case Colour::Cyan:      return setTextAttribute( FOREGROUND_BLUE | FOREGROUND_GREEN );

-                case Colour::Yellow:    return setTextAttribute( FOREGROUND_RED | FOREGROUND_GREEN );

-                case Colour::Grey:      return setTextAttribute( 0 );

-

-                case Colour::LightGrey:     return setTextAttribute( FOREGROUND_INTENSITY );

-                case Colour::BrightRed:     return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_RED );

-                case Colour::BrightGreen:   return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_GREEN );

-                case Colour::BrightWhite:   return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE );

-

-                case Colour::Bright: throw std::logic_error( "not a colour" );

-            }

-        }

-

-    private:

-        void setTextAttribute( WORD _textAttribute ) {

-            SetConsoleTextAttribute( stdoutHandle, _textAttribute );

-        }

-        HANDLE stdoutHandle;

-        WORD originalAttributes;

-    };

-

-    IColourImpl* platformColourInstance() {

-        static Win32ColourImpl s_instance;

-        return &s_instance;

-    }

-

-} // end anon namespace

-} // end namespace Catch

-

-#elif defined( CATCH_CONFIG_COLOUR_ANSI ) //////////////////////////////////////

-

-#include <unistd.h>

-

-namespace Catch {

-namespace {

-

-    // use POSIX/ ANSI console terminal codes

-    // Thanks to Adam Strzelecki for original contribution

-    // (http://github.com/nanoant)

-    // https://github.com/philsquared/Catch/pull/131

-    class PosixColourImpl : public IColourImpl {

-    public:

-        virtual void use( Colour::Code _colourCode ) {

-            switch( _colourCode ) {

-                case Colour::None:

-                case Colour::White:     return setColour( "[0m" );

-                case Colour::Red:       return setColour( "[0;31m" );

-                case Colour::Green:     return setColour( "[0;32m" );

-                case Colour::Blue:      return setColour( "[0:34m" );

-                case Colour::Cyan:      return setColour( "[0;36m" );

-                case Colour::Yellow:    return setColour( "[0;33m" );

-                case Colour::Grey:      return setColour( "[1;30m" );

-

-                case Colour::LightGrey:     return setColour( "[0;37m" );

-                case Colour::BrightRed:     return setColour( "[1;31m" );

-                case Colour::BrightGreen:   return setColour( "[1;32m" );

-                case Colour::BrightWhite:   return setColour( "[1;37m" );

-

-                case Colour::Bright: throw std::logic_error( "not a colour" );

-            }

-        }

-        static IColourImpl* instance() {

-            static PosixColourImpl s_instance;

-            return &s_instance;

-        }

-

-    private:

-        void setColour( const char* _escapeCode ) {

-            Catch::cout() << '\033' << _escapeCode;

-        }

-    };

-

-    IColourImpl* platformColourInstance() {

-        Ptr<IConfig const> config = getCurrentContext().getConfig();

-        return (config && config->forceColour()) || isatty(STDOUT_FILENO)

-            ? PosixColourImpl::instance()

-            : NoColourImpl::instance();

-    }

-

-} // end anon namespace

-} // end namespace Catch

-

-#else  // not Windows or ANSI ///////////////////////////////////////////////

-

-namespace Catch {

-

-    static IColourImpl* platformColourInstance() { return NoColourImpl::instance(); }

-

-} // end namespace Catch

-

-#endif // Windows/ ANSI/ None

-

-namespace Catch {

-

-    Colour::Colour( Code _colourCode ) : m_moved( false ) { use( _colourCode ); }

-    Colour::Colour( Colour const& _other ) : m_moved( false ) { const_cast<Colour&>( _other ).m_moved = true; }

-    Colour::~Colour(){ if( !m_moved ) use( None ); }

-

-    void Colour::use( Code _colourCode ) {

-        static IColourImpl* impl = isDebuggerActive()

-            ? NoColourImpl::instance()

-            : platformColourInstance();

-        impl->use( _colourCode );

-    }

-

-} // end namespace Catch

-

-// #included from: catch_generators_impl.hpp

-#define TWOBLUECUBES_CATCH_GENERATORS_IMPL_HPP_INCLUDED

-

-#include <vector>

-#include <string>

-#include <map>

-

-namespace Catch {

-

-    struct GeneratorInfo : IGeneratorInfo {

-

-        GeneratorInfo( std::size_t size )

-        :   m_size( size ),

-            m_currentIndex( 0 )

-        {}

-

-        bool moveNext() {

-            if( ++m_currentIndex == m_size ) {

-                m_currentIndex = 0;

-                return false;

-            }

-            return true;

-        }

-

-        std::size_t getCurrentIndex() const {

-            return m_currentIndex;

-        }

-

-        std::size_t m_size;

-        std::size_t m_currentIndex;

-    };

-

-    ///////////////////////////////////////////////////////////////////////////

-

-    class GeneratorsForTest : public IGeneratorsForTest {

-

-    public:

-        ~GeneratorsForTest() {

-            deleteAll( m_generatorsInOrder );

-        }

-

-        IGeneratorInfo& getGeneratorInfo( std::string const& fileInfo, std::size_t size ) {

-            std::map<std::string, IGeneratorInfo*>::const_iterator it = m_generatorsByName.find( fileInfo );

-            if( it == m_generatorsByName.end() ) {

-                IGeneratorInfo* info = new GeneratorInfo( size );

-                m_generatorsByName.insert( std::make_pair( fileInfo, info ) );

-                m_generatorsInOrder.push_back( info );

-                return *info;

-            }

-            return *it->second;

-        }

-

-        bool moveNext() {

-            std::vector<IGeneratorInfo*>::const_iterator it = m_generatorsInOrder.begin();

-            std::vector<IGeneratorInfo*>::const_iterator itEnd = m_generatorsInOrder.end();

-            for(; it != itEnd; ++it ) {

-                if( (*it)->moveNext() )

-                    return true;

-            }

-            return false;

-        }

-

-    private:

-        std::map<std::string, IGeneratorInfo*> m_generatorsByName;

-        std::vector<IGeneratorInfo*> m_generatorsInOrder;

-    };

-

-    IGeneratorsForTest* createGeneratorsForTest()

-    {

-        return new GeneratorsForTest();

-    }

-

-} // end namespace Catch

-

-// #included from: catch_assertionresult.hpp

-#define TWOBLUECUBES_CATCH_ASSERTIONRESULT_HPP_INCLUDED

-

-namespace Catch {

-

-    AssertionInfo::AssertionInfo(   std::string const& _macroName,

-                                    SourceLineInfo const& _lineInfo,

-                                    std::string const& _capturedExpression,

-                                    ResultDisposition::Flags _resultDisposition )

-    :   macroName( _macroName ),

-        lineInfo( _lineInfo ),

-        capturedExpression( _capturedExpression ),

-        resultDisposition( _resultDisposition )

-    {}

-

-    AssertionResult::AssertionResult() {}

-

-    AssertionResult::AssertionResult( AssertionInfo const& info, AssertionResultData const& data )

-    :   m_info( info ),

-        m_resultData( data )

-    {}

-

-    AssertionResult::~AssertionResult() {}

-

-    // Result was a success

-    bool AssertionResult::succeeded() const {

-        return Catch::isOk( m_resultData.resultType );

-    }

-

-    // Result was a success, or failure is suppressed

-    bool AssertionResult::isOk() const {

-        return Catch::isOk( m_resultData.resultType ) || shouldSuppressFailure( m_info.resultDisposition );

-    }

-

-    ResultWas::OfType AssertionResult::getResultType() const {

-        return m_resultData.resultType;

-    }

-

-    bool AssertionResult::hasExpression() const {

-        return !m_info.capturedExpression.empty();

-    }

-

-    bool AssertionResult::hasMessage() const {

-        return !m_resultData.message.empty();

-    }

-

-    std::string AssertionResult::getExpression() const {

-        if( isFalseTest( m_info.resultDisposition ) )

-            return "!" + m_info.capturedExpression;

-        else

-            return m_info.capturedExpression;

-    }

-    std::string AssertionResult::getExpressionInMacro() const {

-        if( m_info.macroName.empty() )

-            return m_info.capturedExpression;

-        else

-            return m_info.macroName + "( " + m_info.capturedExpression + " )";

-    }

-

-    bool AssertionResult::hasExpandedExpression() const {

-        return hasExpression() && getExpandedExpression() != getExpression();

-    }

-

-    std::string AssertionResult::getExpandedExpression() const {

-        return m_resultData.reconstructedExpression;

-    }

-

-    std::string AssertionResult::getMessage() const {

-        return m_resultData.message;

-    }

-    SourceLineInfo AssertionResult::getSourceInfo() const {

-        return m_info.lineInfo;

-    }

-

-    std::string AssertionResult::getTestMacroName() const {

-        return m_info.macroName;

-    }

-

-} // end namespace Catch

-

-// #included from: catch_test_case_info.hpp

-#define TWOBLUECUBES_CATCH_TEST_CASE_INFO_HPP_INCLUDED

-

-namespace Catch {

-

-    inline TestCaseInfo::SpecialProperties parseSpecialTag( std::string const& tag ) {

-        if( startsWith( tag, "." ) ||

-            tag == "hide" ||

-            tag == "!hide" )

-            return TestCaseInfo::IsHidden;

-        else if( tag == "!throws" )

-            return TestCaseInfo::Throws;

-        else if( tag == "!shouldfail" )

-            return TestCaseInfo::ShouldFail;

-        else if( tag == "!mayfail" )

-            return TestCaseInfo::MayFail;

-        else

-            return TestCaseInfo::None;

-    }

-    inline bool isReservedTag( std::string const& tag ) {

-        return parseSpecialTag( tag ) == TestCaseInfo::None && tag.size() > 0 && !isalnum( tag[0] );

-    }

-    inline void enforceNotReservedTag( std::string const& tag, SourceLineInfo const& _lineInfo ) {

-        if( isReservedTag( tag ) ) {

-            {

-                Colour colourGuard( Colour::Red );

-                Catch::cerr()

-                    << "Tag name [" << tag << "] not allowed.\n"

-                    << "Tag names starting with non alpha-numeric characters are reserved\n";

-            }

-            {

-                Colour colourGuard( Colour::FileName );

-                Catch::cerr() << _lineInfo << std::endl;

-            }

-            exit(1);

-        }

-    }

-

-    TestCase makeTestCase(  ITestCase* _testCase,

-                            std::string const& _className,

-                            std::string const& _name,

-                            std::string const& _descOrTags,

-                            SourceLineInfo const& _lineInfo )

-    {

-        bool isHidden( startsWith( _name, "./" ) ); // Legacy support

-

-        // Parse out tags

-        std::set<std::string> tags;

-        std::string desc, tag;

-        bool inTag = false;

-        for( std::size_t i = 0; i < _descOrTags.size(); ++i ) {

-            char c = _descOrTags[i];

-            if( !inTag ) {

-                if( c == '[' )

-                    inTag = true;

-                else

-                    desc += c;

-            }

-            else {

-                if( c == ']' ) {

-                    TestCaseInfo::SpecialProperties prop = parseSpecialTag( tag );

-                    if( prop == TestCaseInfo::IsHidden )

-                        isHidden = true;

-                    else if( prop == TestCaseInfo::None )

-                        enforceNotReservedTag( tag, _lineInfo );

-

-                    tags.insert( tag );

-                    tag.clear();

-                    inTag = false;

-                }

-                else

-                    tag += c;

-            }

-        }

-        if( isHidden ) {

-            tags.insert( "hide" );

-            tags.insert( "." );

-        }

-

-        TestCaseInfo info( _name, _className, desc, tags, _lineInfo );

-        return TestCase( _testCase, info );

-    }

-

-    TestCaseInfo::TestCaseInfo( std::string const& _name,

-                                std::string const& _className,

-                                std::string const& _description,

-                                std::set<std::string> const& _tags,

-                                SourceLineInfo const& _lineInfo )

-    :   name( _name ),

-        className( _className ),

-        description( _description ),

-        tags( _tags ),

-        lineInfo( _lineInfo ),

-        properties( None )

-    {

-        std::ostringstream oss;

-        for( std::set<std::string>::const_iterator it = _tags.begin(), itEnd = _tags.end(); it != itEnd; ++it ) {

-            oss << "[" << *it << "]";

-            std::string lcaseTag = toLower( *it );

-            properties = static_cast<SpecialProperties>( properties | parseSpecialTag( lcaseTag ) );

-            lcaseTags.insert( lcaseTag );

-        }

-        tagsAsString = oss.str();

-    }

-

-    TestCaseInfo::TestCaseInfo( TestCaseInfo const& other )

-    :   name( other.name ),

-        className( other.className ),

-        description( other.description ),

-        tags( other.tags ),

-        lcaseTags( other.lcaseTags ),

-        tagsAsString( other.tagsAsString ),

-        lineInfo( other.lineInfo ),

-        properties( other.properties )

-    {}

-

-    bool TestCaseInfo::isHidden() const {

-        return ( properties & IsHidden ) != 0;

-    }

-    bool TestCaseInfo::throws() const {

-        return ( properties & Throws ) != 0;

-    }

-    bool TestCaseInfo::okToFail() const {

-        return ( properties & (ShouldFail | MayFail ) ) != 0;

-    }

-    bool TestCaseInfo::expectedToFail() const {

-        return ( properties & (ShouldFail ) ) != 0;

-    }

-

-    TestCase::TestCase( ITestCase* testCase, TestCaseInfo const& info ) : TestCaseInfo( info ), test( testCase ) {}

-

-    TestCase::TestCase( TestCase const& other )

-    :   TestCaseInfo( other ),

-        test( other.test )

-    {}

-

-    TestCase TestCase::withName( std::string const& _newName ) const {

-        TestCase other( *this );

-        other.name = _newName;

-        return other;

-    }

-

-    void TestCase::swap( TestCase& other ) {

-        test.swap( other.test );

-        name.swap( other.name );

-        className.swap( other.className );

-        description.swap( other.description );

-        tags.swap( other.tags );

-        lcaseTags.swap( other.lcaseTags );

-        tagsAsString.swap( other.tagsAsString );

-        std::swap( TestCaseInfo::properties, static_cast<TestCaseInfo&>( other ).properties );

-        std::swap( lineInfo, other.lineInfo );

-    }

-

-    void TestCase::invoke() const {

-        test->invoke();

-    }

-

-    bool TestCase::operator == ( TestCase const& other ) const {

-        return  test.get() == other.test.get() &&

-                name == other.name &&

-                className == other.className;

-    }

-

-    bool TestCase::operator < ( TestCase const& other ) const {

-        return name < other.name;

-    }

-    TestCase& TestCase::operator = ( TestCase const& other ) {

-        TestCase temp( other );

-        swap( temp );

-        return *this;

-    }

-

-    TestCaseInfo const& TestCase::getTestCaseInfo() const

-    {

-        return *this;

-    }

-

-} // end namespace Catch

-

-// #included from: catch_version.hpp

-#define TWOBLUECUBES_CATCH_VERSION_HPP_INCLUDED

-

-namespace Catch {

-

-    // These numbers are maintained by a script

-    Version libraryVersion( 1, 1, 1, "master" );

-}

-

-// #included from: catch_message.hpp

-#define TWOBLUECUBES_CATCH_MESSAGE_HPP_INCLUDED

-

-namespace Catch {

-

-    MessageInfo::MessageInfo(   std::string const& _macroName,

-                                SourceLineInfo const& _lineInfo,

-                                ResultWas::OfType _type )

-    :   macroName( _macroName ),

-        lineInfo( _lineInfo ),

-        type( _type ),

-        sequence( ++globalCount )

-    {}

-

-    // This may need protecting if threading support is added

-    unsigned int MessageInfo::globalCount = 0;

-

-    ////////////////////////////////////////////////////////////////////////////

-

-    ScopedMessage::ScopedMessage( MessageBuilder const& builder )

-    : m_info( builder.m_info )

-    {

-        m_info.message = builder.m_stream.str();

-        getResultCapture().pushScopedMessage( m_info );

-    }

-    ScopedMessage::ScopedMessage( ScopedMessage const& other )

-    : m_info( other.m_info )

-    {}

-

-    ScopedMessage::~ScopedMessage() {

-        getResultCapture().popScopedMessage( m_info );

-    }

-

-} // end namespace Catch

-

-// #included from: catch_legacy_reporter_adapter.hpp

-#define TWOBLUECUBES_CATCH_LEGACY_REPORTER_ADAPTER_HPP_INCLUDED

-

-// #included from: catch_legacy_reporter_adapter.h

-#define TWOBLUECUBES_CATCH_LEGACY_REPORTER_ADAPTER_H_INCLUDED

-

-namespace Catch

-{

-    // Deprecated

-    struct IReporter : IShared {

-        virtual ~IReporter();

-

-        virtual bool shouldRedirectStdout() const = 0;

-

-        virtual void StartTesting() = 0;

-        virtual void EndTesting( Totals const& totals ) = 0;

-        virtual void StartGroup( std::string const& groupName ) = 0;

-        virtual void EndGroup( std::string const& groupName, Totals const& totals ) = 0;

-        virtual void StartTestCase( TestCaseInfo const& testInfo ) = 0;

-        virtual void EndTestCase( TestCaseInfo const& testInfo, Totals const& totals, std::string const& stdOut, std::string const& stdErr ) = 0;

-        virtual void StartSection( std::string const& sectionName, std::string const& description ) = 0;

-        virtual void EndSection( std::string const& sectionName, Counts const& assertions ) = 0;

-        virtual void NoAssertionsInSection( std::string const& sectionName ) = 0;

-        virtual void NoAssertionsInTestCase( std::string const& testName ) = 0;

-        virtual void Aborted() = 0;

-        virtual void Result( AssertionResult const& result ) = 0;

-    };

-

-    class LegacyReporterAdapter : public SharedImpl<IStreamingReporter>

-    {

-    public:

-        LegacyReporterAdapter( Ptr<IReporter> const& legacyReporter );

-        virtual ~LegacyReporterAdapter();

-

-        virtual ReporterPreferences getPreferences() const;

-        virtual void noMatchingTestCases( std::string const& );

-        virtual void testRunStarting( TestRunInfo const& );

-        virtual void testGroupStarting( GroupInfo const& groupInfo );

-        virtual void testCaseStarting( TestCaseInfo const& testInfo );

-        virtual void sectionStarting( SectionInfo const& sectionInfo );

-        virtual void assertionStarting( AssertionInfo const& );

-        virtual bool assertionEnded( AssertionStats const& assertionStats );

-        virtual void sectionEnded( SectionStats const& sectionStats );

-        virtual void testCaseEnded( TestCaseStats const& testCaseStats );

-        virtual void testGroupEnded( TestGroupStats const& testGroupStats );

-        virtual void testRunEnded( TestRunStats const& testRunStats );

-        virtual void skipTest( TestCaseInfo const& );

-

-    private:

-        Ptr<IReporter> m_legacyReporter;

-    };

-}

-

-namespace Catch

-{

-    LegacyReporterAdapter::LegacyReporterAdapter( Ptr<IReporter> const& legacyReporter )

-    :   m_legacyReporter( legacyReporter )

-    {}

-    LegacyReporterAdapter::~LegacyReporterAdapter() {}

-

-    ReporterPreferences LegacyReporterAdapter::getPreferences() const {

-        ReporterPreferences prefs;

-        prefs.shouldRedirectStdOut = m_legacyReporter->shouldRedirectStdout();

-        return prefs;

-    }

-

-    void LegacyReporterAdapter::noMatchingTestCases( std::string const& ) {}

-    void LegacyReporterAdapter::testRunStarting( TestRunInfo const& ) {

-        m_legacyReporter->StartTesting();

-    }

-    void LegacyReporterAdapter::testGroupStarting( GroupInfo const& groupInfo ) {

-        m_legacyReporter->StartGroup( groupInfo.name );

-    }

-    void LegacyReporterAdapter::testCaseStarting( TestCaseInfo const& testInfo ) {

-        m_legacyReporter->StartTestCase( testInfo );

-    }

-    void LegacyReporterAdapter::sectionStarting( SectionInfo const& sectionInfo ) {

-        m_legacyReporter->StartSection( sectionInfo.name, sectionInfo.description );

-    }

-    void LegacyReporterAdapter::assertionStarting( AssertionInfo const& ) {

-        // Not on legacy interface

-    }

-

-    bool LegacyReporterAdapter::assertionEnded( AssertionStats const& assertionStats ) {

-        if( assertionStats.assertionResult.getResultType() != ResultWas::Ok ) {

-            for( std::vector<MessageInfo>::const_iterator it = assertionStats.infoMessages.begin(), itEnd = assertionStats.infoMessages.end();

-                    it != itEnd;

-                    ++it ) {

-                if( it->type == ResultWas::Info ) {

-                    ResultBuilder rb( it->macroName.c_str(), it->lineInfo, "", ResultDisposition::Normal );

-                    rb << it->message;

-                    rb.setResultType( ResultWas::Info );

-                    AssertionResult result = rb.build();

-                    m_legacyReporter->Result( result );

-                }

-            }

-        }

-        m_legacyReporter->Result( assertionStats.assertionResult );

-        return true;

-    }

-    void LegacyReporterAdapter::sectionEnded( SectionStats const& sectionStats ) {

-        if( sectionStats.missingAssertions )

-            m_legacyReporter->NoAssertionsInSection( sectionStats.sectionInfo.name );

-        m_legacyReporter->EndSection( sectionStats.sectionInfo.name, sectionStats.assertions );

-    }

-    void LegacyReporterAdapter::testCaseEnded( TestCaseStats const& testCaseStats ) {

-        m_legacyReporter->EndTestCase

-            (   testCaseStats.testInfo,

-                testCaseStats.totals,

-                testCaseStats.stdOut,

-                testCaseStats.stdErr );

-    }

-    void LegacyReporterAdapter::testGroupEnded( TestGroupStats const& testGroupStats ) {

-        if( testGroupStats.aborting )

-            m_legacyReporter->Aborted();

-        m_legacyReporter->EndGroup( testGroupStats.groupInfo.name, testGroupStats.totals );

-    }

-    void LegacyReporterAdapter::testRunEnded( TestRunStats const& testRunStats ) {

-        m_legacyReporter->EndTesting( testRunStats.totals );

-    }

-    void LegacyReporterAdapter::skipTest( TestCaseInfo const& ) {

-    }

-}

-

-// #included from: catch_timer.hpp

-

-#ifdef __clang__

-#pragma clang diagnostic push

-#pragma clang diagnostic ignored "-Wc++11-long-long"

-#endif

-

-#ifdef CATCH_PLATFORM_WINDOWS

-#include <windows.h>

-#else

-#include <sys/time.h>

-#endif

-

-namespace Catch {

-

-    namespace {

-#ifdef CATCH_PLATFORM_WINDOWS

-        uint64_t getCurrentTicks() {

-            static uint64_t hz=0, hzo=0;

-            if (!hz) {

-                QueryPerformanceFrequency( reinterpret_cast<LARGE_INTEGER*>( &hz ) );

-                QueryPerformanceCounter( reinterpret_cast<LARGE_INTEGER*>( &hzo ) );

-            }

-            uint64_t t;

-            QueryPerformanceCounter( reinterpret_cast<LARGE_INTEGER*>( &t ) );

-            return ((t-hzo)*1000000)/hz;

-        }

-#else

-        uint64_t getCurrentTicks() {

-            timeval t;

-            gettimeofday(&t,NULL);

-            return static_cast<uint64_t>( t.tv_sec ) * 1000000ull + static_cast<uint64_t>( t.tv_usec );

-        }

-#endif

-    }

-

-    void Timer::start() {

-        m_ticks = getCurrentTicks();

-    }

-    unsigned int Timer::getElapsedMicroseconds() const {

-        return static_cast<unsigned int>(getCurrentTicks() - m_ticks);

-    }

-    unsigned int Timer::getElapsedMilliseconds() const {

-        return static_cast<unsigned int>(getElapsedMicroseconds()/1000);

-    }

-    double Timer::getElapsedSeconds() const {

-        return getElapsedMicroseconds()/1000000.0;

-    }

-

-} // namespace Catch

-

-#ifdef __clang__

-#pragma clang diagnostic pop

-#endif

-// #included from: catch_common.hpp

-#define TWOBLUECUBES_CATCH_COMMON_HPP_INCLUDED

-

-namespace Catch {

-

-    bool startsWith( std::string const& s, std::string const& prefix ) {

-        return s.size() >= prefix.size() && s.substr( 0, prefix.size() ) == prefix;

-    }

-    bool endsWith( std::string const& s, std::string const& suffix ) {

-        return s.size() >= suffix.size() && s.substr( s.size()-suffix.size(), suffix.size() ) == suffix;

-    }

-    bool contains( std::string const& s, std::string const& infix ) {

-        return s.find( infix ) != std::string::npos;

-    }

-    void toLowerInPlace( std::string& s ) {

-        std::transform( s.begin(), s.end(), s.begin(), ::tolower );

-    }

-    std::string toLower( std::string const& s ) {

-        std::string lc = s;

-        toLowerInPlace( lc );

-        return lc;

-    }

-    std::string trim( std::string const& str ) {

-        static char const* whitespaceChars = "\n\r\t ";

-        std::string::size_type start = str.find_first_not_of( whitespaceChars );

-        std::string::size_type end = str.find_last_not_of( whitespaceChars );

-

-        return start != std::string::npos ? str.substr( start, 1+end-start ) : "";

-    }

-

-    bool replaceInPlace( std::string& str, std::string const& replaceThis, std::string const& withThis ) {

-        bool replaced = false;

-        std::size_t i = str.find( replaceThis );

-        while( i != std::string::npos ) {

-            replaced = true;

-            str = str.substr( 0, i ) + withThis + str.substr( i+replaceThis.size() );

-            if( i < str.size()-withThis.size() )

-                i = str.find( replaceThis, i+withThis.size() );

-            else

-                i = std::string::npos;

-        }

-        return replaced;

-    }

-

-    pluralise::pluralise( std::size_t count, std::string const& label )

-    :   m_count( count ),

-        m_label( label )

-    {}

-

-    std::ostream& operator << ( std::ostream& os, pluralise const& pluraliser ) {

-        os << pluraliser.m_count << " " << pluraliser.m_label;

-        if( pluraliser.m_count != 1 )

-            os << "s";

-        return os;

-    }

-

-    SourceLineInfo::SourceLineInfo() : line( 0 ){}

-    SourceLineInfo::SourceLineInfo( char const* _file, std::size_t _line )

-    :   file( _file ),

-        line( _line )

-    {}

-    SourceLineInfo::SourceLineInfo( SourceLineInfo const& other )

-    :   file( other.file ),

-        line( other.line )

-    {}

-    bool SourceLineInfo::empty() const {

-        return file.empty();

-    }

-    bool SourceLineInfo::operator == ( SourceLineInfo const& other ) const {

-        return line == other.line && file == other.file;

-    }

-    bool SourceLineInfo::operator < ( SourceLineInfo const& other ) const {

-        return line < other.line || ( line == other.line  && file < other.file );

-    }

-

-    std::ostream& operator << ( std::ostream& os, SourceLineInfo const& info ) {

-#ifndef __GNUG__

-        os << info.file << "(" << info.line << ")";

-#else

-        os << info.file << ":" << info.line;

-#endif

-        return os;

-    }

-

-    void throwLogicError( std::string const& message, SourceLineInfo const& locationInfo ) {

-        std::ostringstream oss;

-        oss << locationInfo << ": Internal Catch error: '" << message << "'";

-        if( alwaysTrue() )

-            throw std::logic_error( oss.str() );

-    }

-}

-

-// #included from: catch_section.hpp

-#define TWOBLUECUBES_CATCH_SECTION_HPP_INCLUDED

-

-namespace Catch {

-

-    SectionInfo::SectionInfo

-        (   SourceLineInfo const& _lineInfo,

-            std::string const& _name,

-            std::string const& _description )

-    :   name( _name ),

-        description( _description ),

-        lineInfo( _lineInfo )

-    {}

-

-    Section::Section( SectionInfo const& info )

-    :   m_info( info ),

-        m_sectionIncluded( getResultCapture().sectionStarted( m_info, m_assertions ) )

-    {

-        m_timer.start();

-    }

-

-    Section::~Section() {

-        if( m_sectionIncluded )

-            getResultCapture().sectionEnded( m_info, m_assertions, m_timer.getElapsedSeconds() );

-    }

-

-    // This indicates whether the section should be executed or not

-    Section::operator bool() const {

-        return m_sectionIncluded;

-    }

-

-} // end namespace Catch

-

-// #included from: catch_debugger.hpp

-#define TWOBLUECUBES_CATCH_DEBUGGER_HPP_INCLUDED

-

-#include <iostream>

-

-#ifdef CATCH_PLATFORM_MAC

-

-    #include <assert.h>

-    #include <stdbool.h>

-    #include <sys/types.h>

-    #include <unistd.h>

-    #include <sys/sysctl.h>

-

-    namespace Catch{

-

-        // The following function is taken directly from the following technical note:

-        // http://developer.apple.com/library/mac/#qa/qa2004/qa1361.html

-

-        // Returns true if the current process is being debugged (either

-        // running under the debugger or has a debugger attached post facto).

-        bool isDebuggerActive(){

-

-            int                 mib[4];

-            struct kinfo_proc   info;

-            size_t              size;

-

-            // Initialize the flags so that, if sysctl fails for some bizarre

-            // reason, we get a predictable result.

-

-            info.kp_proc.p_flag = 0;

-

-            // Initialize mib, which tells sysctl the info we want, in this case

-            // we're looking for information about a specific process ID.

-

-            mib[0] = CTL_KERN;

-            mib[1] = KERN_PROC;

-            mib[2] = KERN_PROC_PID;

-            mib[3] = getpid();

-

-            // Call sysctl.

-

-            size = sizeof(info);

-            if( sysctl(mib, sizeof(mib) / sizeof(*mib), &info, &size, NULL, 0) != 0 ) {

-                Catch::cerr() << "\n** Call to sysctl failed - unable to determine if debugger is active **\n" << std::endl;

-                return false;

-            }

-

-            // We're being debugged if the P_TRACED flag is set.

-

-            return ( (info.kp_proc.p_flag & P_TRACED) != 0 );

-        }

-    } // namespace Catch

-

-#elif defined(_MSC_VER)

-    extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();

-    namespace Catch {

-        bool isDebuggerActive() {

-            return IsDebuggerPresent() != 0;

-        }

-    }

-#elif defined(__MINGW32__)

-    extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();

-    namespace Catch {

-        bool isDebuggerActive() {

-            return IsDebuggerPresent() != 0;

-        }

-    }

-#else

-    namespace Catch {

-       inline bool isDebuggerActive() { return false; }

-    }

-#endif // Platform

-

-#ifdef CATCH_PLATFORM_WINDOWS

-    extern "C" __declspec(dllimport) void __stdcall OutputDebugStringA( const char* );

-    namespace Catch {

-        void writeToDebugConsole( std::string const& text ) {

-            ::OutputDebugStringA( text.c_str() );

-        }

-    }

-#else

-    namespace Catch {

-        void writeToDebugConsole( std::string const& text ) {

-            // !TBD: Need a version for Mac/ XCode and other IDEs

-            Catch::cout() << text;

-        }

-    }

-#endif // Platform

-

-// #included from: catch_tostring.hpp

-#define TWOBLUECUBES_CATCH_TOSTRING_HPP_INCLUDED

-

-namespace Catch {

-

-namespace Detail {

-

-    std::string unprintableString = "{?}";

-

-    namespace {

-        struct Endianness {

-            enum Arch { Big, Little };

-

-            static Arch which() {

-                union _{

-                    int asInt;

-                    char asChar[sizeof (int)];

-                } u;

-

-                u.asInt = 1;

-                return ( u.asChar[sizeof(int)-1] == 1 ) ? Big : Little;

-            }

-        };

-    }

-

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

-    {

-        // Reverse order for little endian architectures

-        int i = 0, end = static_cast<int>( size ), inc = 1;

-        if( Endianness::which() == Endianness::Little ) {

-            i = end-1;

-            end = inc = -1;

-        }

-

-        unsigned char const *bytes = static_cast<unsigned char const *>(object);

-        std::ostringstream os;

-        os << "0x" << std::setfill('0') << std::hex;

-        for( ; i != end; i += inc )

-             os << std::setw(2) << static_cast<unsigned>(bytes[i]);

-       return os.str();

-    }

-}

-

-std::string toString( std::string const& value ) {

-    std::string s = value;

-    if( getCurrentContext().getConfig()->showInvisibles() ) {

-        for(size_t i = 0; i < s.size(); ++i ) {

-            std::string subs;

-            switch( s[i] ) {

-            case '\n': subs = "\\n"; break;

-            case '\t': subs = "\\t"; break;

-            default: break;

-            }

-            if( !subs.empty() ) {

-                s = s.substr( 0, i ) + subs + s.substr( i+1 );

-                ++i;

-            }

-        }

-    }

-    return "\"" + s + "\"";

-}

-std::string toString( std::wstring const& value ) {

-

-    std::string s;

-    s.reserve( value.size() );

-    for(size_t i = 0; i < value.size(); ++i )

-        s += value[i] <= 0xff ? static_cast<char>( value[i] ) : '?';

-    return Catch::toString( s );

-}

-

-std::string toString( const char* const value ) {

-    return value ? Catch::toString( std::string( value ) ) : std::string( "{null string}" );

-}

-

-std::string toString( char* const value ) {

-    return Catch::toString( static_cast<const char*>( value ) );

-}

-

-std::string toString( const wchar_t* const value )

-{

-	return value ? Catch::toString( std::wstring(value) ) : std::string( "{null string}" );

-}

-

-std::string toString( wchar_t* const value )

-{

-	return Catch::toString( static_cast<const wchar_t*>( value ) );

-}

-

-std::string toString( int value ) {

-    std::ostringstream oss;

-    if( value > 8192 )

-        oss << "0x" << std::hex << value;

-    else

-        oss << value;

-    return oss.str();

-}

-

-std::string toString( unsigned long value ) {

-    std::ostringstream oss;

-    if( value > 8192 )

-        oss << "0x" << std::hex << value;

-    else

-        oss << value;

-    return oss.str();

-}

-

-std::string toString( unsigned int value ) {

-    return Catch::toString( static_cast<unsigned long>( value ) );

-}

-

-template<typename T>

-std::string fpToString( T value, int precision ) {

-    std::ostringstream oss;

-    oss << std::setprecision( precision )

-        << std::fixed

-        << value;

-    std::string d = oss.str();

-    std::size_t i = d.find_last_not_of( '0' );

-    if( i != std::string::npos && i != d.size()-1 ) {

-        if( d[i] == '.' )

-            i++;

-        d = d.substr( 0, i+1 );

-    }

-    return d;

-}

-

-std::string toString( const double value ) {

-    return fpToString( value, 10 );

-}

-std::string toString( const float value ) {

-    return fpToString( value, 5 ) + "f";

-}

-

-std::string toString( bool value ) {

-    return value ? "true" : "false";

-}

-

-std::string toString( char value ) {

-    return value < ' '

-        ? toString( static_cast<unsigned int>( value ) )

-        : Detail::makeString( value );

-}

-

-std::string toString( signed char value ) {

-    return toString( static_cast<char>( value ) );

-}

-

-std::string toString( unsigned char value ) {

-    return toString( static_cast<char>( value ) );

-}

-

-#ifdef CATCH_CONFIG_CPP11_NULLPTR

-std::string toString( std::nullptr_t ) {

-    return "nullptr";

-}

-#endif

-

-#ifdef __OBJC__

-    std::string toString( NSString const * const& nsstring ) {

-        if( !nsstring )

-            return "nil";

-        return "@" + toString([nsstring UTF8String]);

-    }

-    std::string toString( NSString * CATCH_ARC_STRONG const& nsstring ) {

-        if( !nsstring )

-            return "nil";

-        return "@" + toString([nsstring UTF8String]);

-    }

-    std::string toString( NSObject* const& nsObject ) {

-        return toString( [nsObject description] );

-    }

-#endif

-

-} // end namespace Catch

-

-// #included from: catch_result_builder.hpp

-#define TWOBLUECUBES_CATCH_RESULT_BUILDER_HPP_INCLUDED

-

-namespace Catch {

-

-    ResultBuilder::ResultBuilder(   char const* macroName,

-                                    SourceLineInfo const& lineInfo,

-                                    char const* capturedExpression,

-                                    ResultDisposition::Flags resultDisposition )

-    :   m_assertionInfo( macroName, lineInfo, capturedExpression, resultDisposition ),

-        m_shouldDebugBreak( false ),

-        m_shouldThrow( false )

-    {}

-

-    ResultBuilder& ResultBuilder::setResultType( ResultWas::OfType result ) {

-        m_data.resultType = result;

-        return *this;

-    }

-    ResultBuilder& ResultBuilder::setResultType( bool result ) {

-        m_data.resultType = result ? ResultWas::Ok : ResultWas::ExpressionFailed;

-        return *this;

-    }

-    ResultBuilder& ResultBuilder::setLhs( std::string const& lhs ) {

-        m_exprComponents.lhs = lhs;

-        return *this;

-    }

-    ResultBuilder& ResultBuilder::setRhs( std::string const& rhs ) {

-        m_exprComponents.rhs = rhs;

-        return *this;

-    }

-    ResultBuilder& ResultBuilder::setOp( std::string const& op ) {

-        m_exprComponents.op = op;

-        return *this;

-    }

-

-    void ResultBuilder::endExpression() {

-        m_exprComponents.testFalse = isFalseTest( m_assertionInfo.resultDisposition );

-        captureExpression();

-    }

-

-    void ResultBuilder::useActiveException( ResultDisposition::Flags resultDisposition ) {

-        m_assertionInfo.resultDisposition = resultDisposition;

-        m_stream.oss << Catch::translateActiveException();

-        captureResult( ResultWas::ThrewException );

-    }

-

-    void ResultBuilder::captureResult( ResultWas::OfType resultType ) {

-        setResultType( resultType );

-        captureExpression();

-    }

-

-    void ResultBuilder::captureExpression() {

-        AssertionResult result = build();

-        getResultCapture().assertionEnded( result );

-

-        if( !result.isOk() ) {

-            if( getCurrentContext().getConfig()->shouldDebugBreak() )

-                m_shouldDebugBreak = true;

-            if( getCurrentContext().getRunner()->aborting() || m_assertionInfo.resultDisposition == ResultDisposition::Normal )

-                m_shouldThrow = true;

-        }

-    }

-    void ResultBuilder::react() {

-        if( m_shouldThrow )

-            throw Catch::TestFailureException();

-    }

-

-    bool ResultBuilder::shouldDebugBreak() const { return m_shouldDebugBreak; }

-    bool ResultBuilder::allowThrows() const { return getCurrentContext().getConfig()->allowThrows(); }

-

-    AssertionResult ResultBuilder::build() const

-    {

-        assert( m_data.resultType != ResultWas::Unknown );

-

-        AssertionResultData data = m_data;

-

-        // Flip bool results if testFalse is set

-        if( m_exprComponents.testFalse ) {

-            if( data.resultType == ResultWas::Ok )

-                data.resultType = ResultWas::ExpressionFailed;

-            else if( data.resultType == ResultWas::ExpressionFailed )

-                data.resultType = ResultWas::Ok;

-        }

-

-        data.message = m_stream.oss.str();

-        data.reconstructedExpression = reconstructExpression();

-        if( m_exprComponents.testFalse ) {

-            if( m_exprComponents.op == "" )

-                data.reconstructedExpression = "!" + data.reconstructedExpression;

-            else

-                data.reconstructedExpression = "!(" + data.reconstructedExpression + ")";

-        }

-        return AssertionResult( m_assertionInfo, data );

-    }

-    std::string ResultBuilder::reconstructExpression() const {

-        if( m_exprComponents.op == "" )

-            return m_exprComponents.lhs.empty() ? m_assertionInfo.capturedExpression : m_exprComponents.op + m_exprComponents.lhs;

-        else if( m_exprComponents.op == "matches" )

-            return m_exprComponents.lhs + " " + m_exprComponents.rhs;

-        else if( m_exprComponents.op != "!" ) {

-            if( m_exprComponents.lhs.size() + m_exprComponents.rhs.size() < 40 &&

-                m_exprComponents.lhs.find("\n") == std::string::npos &&

-                m_exprComponents.rhs.find("\n") == std::string::npos )

-                return m_exprComponents.lhs + " " + m_exprComponents.op + " " + m_exprComponents.rhs;

-            else

-                return m_exprComponents.lhs + "\n" + m_exprComponents.op + "\n" + m_exprComponents.rhs;

-        }

-        else

-            return "{can't expand - use " + m_assertionInfo.macroName + "_FALSE( " + m_assertionInfo.capturedExpression.substr(1) + " ) instead of " + m_assertionInfo.macroName + "( " + m_assertionInfo.capturedExpression + " ) for better diagnostics}";

-    }

-

-} // end namespace Catch

-

-// #included from: catch_tag_alias_registry.hpp

-#define TWOBLUECUBES_CATCH_TAG_ALIAS_REGISTRY_HPP_INCLUDED

-

-// #included from: catch_tag_alias_registry.h

-#define TWOBLUECUBES_CATCH_TAG_ALIAS_REGISTRY_H_INCLUDED

-

-#include <map>

-

-namespace Catch {

-

-    class TagAliasRegistry : public ITagAliasRegistry {

-    public:

-        virtual ~TagAliasRegistry();

-        virtual Option<TagAlias> find( std::string const& alias ) const;

-        virtual std::string expandAliases( std::string const& unexpandedTestSpec ) const;

-        void add( char const* alias, char const* tag, SourceLineInfo const& lineInfo );

-        static TagAliasRegistry& get();

-

-    private:

-        std::map<std::string, TagAlias> m_registry;

-    };

-

-} // end namespace Catch

-

-#include <map>

-#include <iostream>

-

-namespace Catch {

-

-    TagAliasRegistry::~TagAliasRegistry() {}

-

-    Option<TagAlias> TagAliasRegistry::find( std::string const& alias ) const {

-        std::map<std::string, TagAlias>::const_iterator it = m_registry.find( alias );

-        if( it != m_registry.end() )

-            return it->second;

-        else

-            return Option<TagAlias>();

-    }

-

-    std::string TagAliasRegistry::expandAliases( std::string const& unexpandedTestSpec ) const {

-        std::string expandedTestSpec = unexpandedTestSpec;

-        for( std::map<std::string, TagAlias>::const_iterator it = m_registry.begin(), itEnd = m_registry.end();

-                it != itEnd;

-                ++it ) {

-            std::size_t pos = expandedTestSpec.find( it->first );

-            if( pos != std::string::npos ) {

-                expandedTestSpec =  expandedTestSpec.substr( 0, pos ) +

-                                    it->second.tag +

-                                    expandedTestSpec.substr( pos + it->first.size() );

-            }

-        }

-        return expandedTestSpec;

-    }

-

-    void TagAliasRegistry::add( char const* alias, char const* tag, SourceLineInfo const& lineInfo ) {

-

-        if( !startsWith( alias, "[@" ) || !endsWith( alias, "]" ) ) {

-            std::ostringstream oss;

-            oss << "error: tag alias, \"" << alias << "\" is not of the form [@alias name].\n" << lineInfo;

-            throw std::domain_error( oss.str().c_str() );

-        }

-        if( !m_registry.insert( std::make_pair( alias, TagAlias( tag, lineInfo ) ) ).second ) {

-            std::ostringstream oss;

-            oss << "error: tag alias, \"" << alias << "\" already registered.\n"

-                << "\tFirst seen at " << find(alias)->lineInfo << "\n"

-                << "\tRedefined at " << lineInfo;

-            throw std::domain_error( oss.str().c_str() );

-        }

-    }

-

-    TagAliasRegistry& TagAliasRegistry::get() {

-        static TagAliasRegistry instance;

-        return instance;

-

-    }

-

-    ITagAliasRegistry::~ITagAliasRegistry() {}

-    ITagAliasRegistry const& ITagAliasRegistry::get() { return TagAliasRegistry::get(); }

-

-    RegistrarForTagAliases::RegistrarForTagAliases( char const* alias, char const* tag, SourceLineInfo const& lineInfo ) {

-        try {

-            TagAliasRegistry::get().add( alias, tag, lineInfo );

-        }

-        catch( std::exception& ex ) {

-            Colour colourGuard( Colour::Red );

-            Catch::cerr() << ex.what() << std::endl;

-            exit(1);

-        }

-    }

-

-} // end namespace Catch

-

-// #included from: ../reporters/catch_reporter_xml.hpp

-#define TWOBLUECUBES_CATCH_REPORTER_XML_HPP_INCLUDED

-

-// #included from: catch_reporter_bases.hpp

-#define TWOBLUECUBES_CATCH_REPORTER_BASES_HPP_INCLUDED

-

-#include <cstring>

-

-namespace Catch {

-

-    struct StreamingReporterBase : SharedImpl<IStreamingReporter> {

-

-        StreamingReporterBase( ReporterConfig const& _config )

-        :   m_config( _config.fullConfig() ),

-            stream( _config.stream() )

-        {}

-

-        virtual ~StreamingReporterBase();

-

-        virtual void noMatchingTestCases( std::string const& ) {}

-

-        virtual void testRunStarting( TestRunInfo const& _testRunInfo ) {

-            currentTestRunInfo = _testRunInfo;

-        }

-        virtual void testGroupStarting( GroupInfo const& _groupInfo ) {

-            currentGroupInfo = _groupInfo;

-        }

-

-        virtual void testCaseStarting( TestCaseInfo const& _testInfo ) {

-            currentTestCaseInfo = _testInfo;

-        }

-        virtual void sectionStarting( SectionInfo const& _sectionInfo ) {

-            m_sectionStack.push_back( _sectionInfo );

-        }

-

-        virtual void sectionEnded( SectionStats const& /* _sectionStats */ ) {

-            m_sectionStack.pop_back();

-        }

-        virtual void testCaseEnded( TestCaseStats const& /* _testCaseStats */ ) {

-            currentTestCaseInfo.reset();

-        }

-        virtual void testGroupEnded( TestGroupStats const& /* _testGroupStats */ ) {

-            currentGroupInfo.reset();

-        }

-        virtual void testRunEnded( TestRunStats const& /* _testRunStats */ ) {

-            currentTestCaseInfo.reset();

-            currentGroupInfo.reset();

-            currentTestRunInfo.reset();

-        }

-

-        virtual void skipTest( TestCaseInfo const& ) {

-            // Don't do anything with this by default.

-            // It can optionally be overridden in the derived class.

-        }

-

-        Ptr<IConfig> m_config;

-        std::ostream& stream;

-

-        LazyStat<TestRunInfo> currentTestRunInfo;

-        LazyStat<GroupInfo> currentGroupInfo;

-        LazyStat<TestCaseInfo> currentTestCaseInfo;

-

-        std::vector<SectionInfo> m_sectionStack;

-    };

-

-    struct CumulativeReporterBase : SharedImpl<IStreamingReporter> {

-        template<typename T, typename ChildNodeT>

-        struct Node : SharedImpl<> {

-            explicit Node( T const& _value ) : value( _value ) {}

-            virtual ~Node() {}

-

-            typedef std::vector<Ptr<ChildNodeT> > ChildNodes;

-            T value;

-            ChildNodes children;

-        };

-        struct SectionNode : SharedImpl<> {

-            explicit SectionNode( SectionStats const& _stats ) : stats( _stats ) {}

-            virtual ~SectionNode();

-

-            bool operator == ( SectionNode const& other ) const {

-                return stats.sectionInfo.lineInfo == other.stats.sectionInfo.lineInfo;

-            }

-            bool operator == ( Ptr<SectionNode> const& other ) const {

-                return operator==( *other );

-            }

-

-            SectionStats stats;

-            typedef std::vector<Ptr<SectionNode> > ChildSections;

-            typedef std::vector<AssertionStats> Assertions;

-            ChildSections childSections;

-            Assertions assertions;

-            std::string stdOut;

-            std::string stdErr;

-        };

-

-        struct BySectionInfo {

-            BySectionInfo( SectionInfo const& other ) : m_other( other ) {}

-			BySectionInfo( BySectionInfo const& other ) : m_other( other.m_other ) {}

-            bool operator() ( Ptr<SectionNode> const& node ) const {

-                return node->stats.sectionInfo.lineInfo == m_other.lineInfo;

-            }

-        private:

-			void operator=( BySectionInfo const& );

-            SectionInfo const& m_other;

-        };

-

-        typedef Node<TestCaseStats, SectionNode> TestCaseNode;

-        typedef Node<TestGroupStats, TestCaseNode> TestGroupNode;

-        typedef Node<TestRunStats, TestGroupNode> TestRunNode;

-

-        CumulativeReporterBase( ReporterConfig const& _config )

-        :   m_config( _config.fullConfig() ),

-            stream( _config.stream() )

-        {}

-        ~CumulativeReporterBase();

-

-        virtual void testRunStarting( TestRunInfo const& ) {}

-        virtual void testGroupStarting( GroupInfo const& ) {}

-

-        virtual void testCaseStarting( TestCaseInfo const& ) {}

-

-        virtual void sectionStarting( SectionInfo const& sectionInfo ) {

-            SectionStats incompleteStats( sectionInfo, Counts(), 0, false );

-            Ptr<SectionNode> node;

-            if( m_sectionStack.empty() ) {

-                if( !m_rootSection )

-                    m_rootSection = new SectionNode( incompleteStats );

-                node = m_rootSection;

-            }

-            else {

-                SectionNode& parentNode = *m_sectionStack.back();

-                SectionNode::ChildSections::const_iterator it =

-                    std::find_if(   parentNode.childSections.begin(),

-                                    parentNode.childSections.end(),

-                                    BySectionInfo( sectionInfo ) );

-                if( it == parentNode.childSections.end() ) {

-                    node = new SectionNode( incompleteStats );

-                    parentNode.childSections.push_back( node );

-                }

-                else

-                    node = *it;

-            }

-            m_sectionStack.push_back( node );

-            m_deepestSection = node;

-        }

-

-        virtual void assertionStarting( AssertionInfo const& ) {}

-

-        virtual bool assertionEnded( AssertionStats const& assertionStats ) {

-            assert( !m_sectionStack.empty() );

-            SectionNode& sectionNode = *m_sectionStack.back();

-            sectionNode.assertions.push_back( assertionStats );

-            return true;

-        }

-        virtual void sectionEnded( SectionStats const& sectionStats ) {

-            assert( !m_sectionStack.empty() );

-            SectionNode& node = *m_sectionStack.back();

-            node.stats = sectionStats;

-            m_sectionStack.pop_back();

-        }

-        virtual void testCaseEnded( TestCaseStats const& testCaseStats ) {

-            Ptr<TestCaseNode> node = new TestCaseNode( testCaseStats );

-            assert( m_sectionStack.size() == 0 );

-            node->children.push_back( m_rootSection );

-            m_testCases.push_back( node );

-            m_rootSection.reset();

-

-            assert( m_deepestSection );

-            m_deepestSection->stdOut = testCaseStats.stdOut;

-            m_deepestSection->stdErr = testCaseStats.stdErr;

-        }

-        virtual void testGroupEnded( TestGroupStats const& testGroupStats ) {

-            Ptr<TestGroupNode> node = new TestGroupNode( testGroupStats );

-            node->children.swap( m_testCases );

-            m_testGroups.push_back( node );

-        }

-        virtual void testRunEnded( TestRunStats const& testRunStats ) {

-            Ptr<TestRunNode> node = new TestRunNode( testRunStats );

-            node->children.swap( m_testGroups );

-            m_testRuns.push_back( node );

-            testRunEndedCumulative();

-        }

-        virtual void testRunEndedCumulative() = 0;

-

-        virtual void skipTest( TestCaseInfo const& ) {}

-

-        Ptr<IConfig> m_config;

-        std::ostream& stream;

-        std::vector<AssertionStats> m_assertions;

-        std::vector<std::vector<Ptr<SectionNode> > > m_sections;

-        std::vector<Ptr<TestCaseNode> > m_testCases;

-        std::vector<Ptr<TestGroupNode> > m_testGroups;

-

-        std::vector<Ptr<TestRunNode> > m_testRuns;

-

-        Ptr<SectionNode> m_rootSection;

-        Ptr<SectionNode> m_deepestSection;

-        std::vector<Ptr<SectionNode> > m_sectionStack;

-

-    };

-

-    template<char C>

-    char const* getLineOfChars() {

-        static char line[CATCH_CONFIG_CONSOLE_WIDTH] = {0};

-        if( !*line ) {

-            memset( line, C, CATCH_CONFIG_CONSOLE_WIDTH-1 );

-            line[CATCH_CONFIG_CONSOLE_WIDTH-1] = 0;

-        }

-        return line;

-    }

-

-} // end namespace Catch

-

-// #included from: ../internal/catch_reporter_registrars.hpp

-#define TWOBLUECUBES_CATCH_REPORTER_REGISTRARS_HPP_INCLUDED

-

-namespace Catch {

-

-    template<typename T>

-    class LegacyReporterRegistrar {

-

-        class ReporterFactory : public IReporterFactory {

-            virtual IStreamingReporter* create( ReporterConfig const& config ) const {

-                return new LegacyReporterAdapter( new T( config ) );

-            }

-

-            virtual std::string getDescription() const {

-                return T::getDescription();

-            }

-        };

-

-    public:

-

-        LegacyReporterRegistrar( std::string const& name ) {

-            getMutableRegistryHub().registerReporter( name, new ReporterFactory() );

-        }

-    };

-

-    template<typename T>

-    class ReporterRegistrar {

-

-        class ReporterFactory : public IReporterFactory {

-

-            // *** Please Note ***:

-            // - If you end up here looking at a compiler error because it's trying to register

-            // your custom reporter class be aware that the native reporter interface has changed

-            // to IStreamingReporter. The "legacy" interface, IReporter, is still supported via

-            // an adapter. Just use REGISTER_LEGACY_REPORTER to take advantage of the adapter.

-            // However please consider updating to the new interface as the old one is now

-            // deprecated and will probably be removed quite soon!

-            // Please contact me via github if you have any questions at all about this.

-            // In fact, ideally, please contact me anyway to let me know you've hit this - as I have

-            // no idea who is actually using custom reporters at all (possibly no-one!).

-            // The new interface is designed to minimise exposure to interface changes in the future.

-            virtual IStreamingReporter* create( ReporterConfig const& config ) const {

-                return new T( config );

-            }

-

-            virtual std::string getDescription() const {

-                return T::getDescription();

-            }

-        };

-

-    public:

-

-        ReporterRegistrar( std::string const& name ) {

-            getMutableRegistryHub().registerReporter( name, new ReporterFactory() );

-        }

-    };

-}

-

-#define INTERNAL_CATCH_REGISTER_LEGACY_REPORTER( name, reporterType ) \

-    namespace{ Catch::LegacyReporterRegistrar<reporterType> catch_internal_RegistrarFor##reporterType( name ); }

-#define INTERNAL_CATCH_REGISTER_REPORTER( name, reporterType ) \

-    namespace{ Catch::ReporterRegistrar<reporterType> catch_internal_RegistrarFor##reporterType( name ); }

-

-// #included from: ../internal/catch_xmlwriter.hpp

-#define TWOBLUECUBES_CATCH_XMLWRITER_HPP_INCLUDED

-

-#include <sstream>

-#include <string>

-#include <vector>

-

-namespace Catch {

-

-    class XmlWriter {

-    public:

-

-        class ScopedElement {

-        public:

-            ScopedElement( XmlWriter* writer )

-            :   m_writer( writer )

-            {}

-

-            ScopedElement( ScopedElement const& other )

-            :   m_writer( other.m_writer ){

-                other.m_writer = NULL;

-            }

-

-            ~ScopedElement() {

-                if( m_writer )

-                    m_writer->endElement();

-            }

-

-            ScopedElement& writeText( std::string const& text, bool indent = true ) {

-                m_writer->writeText( text, indent );

-                return *this;

-            }

-

-            template<typename T>

-            ScopedElement& writeAttribute( std::string const& name, T const& attribute ) {

-                m_writer->writeAttribute( name, attribute );

-                return *this;

-            }

-

-        private:

-            mutable XmlWriter* m_writer;

-        };

-

-        XmlWriter()

-        :   m_tagIsOpen( false ),

-            m_needsNewline( false ),

-            m_os( &Catch::cout() )

-        {}

-

-        XmlWriter( std::ostream& os )

-        :   m_tagIsOpen( false ),

-            m_needsNewline( false ),

-            m_os( &os )

-        {}

-

-        ~XmlWriter() {

-            while( !m_tags.empty() )

-                endElement();

-        }

-

-//#  ifndef CATCH_CPP11_OR_GREATER

-//        XmlWriter& operator = ( XmlWriter const& other ) {

-//            XmlWriter temp( other );

-//            swap( temp );

-//            return *this;

-//        }

-//#  else

-//        XmlWriter( XmlWriter const& )              = default;

-//        XmlWriter( XmlWriter && )                  = default;

-//        XmlWriter& operator = ( XmlWriter const& ) = default;

-//        XmlWriter& operator = ( XmlWriter && )     = default;

-//#  endif

-//

-//        void swap( XmlWriter& other ) {

-//            std::swap( m_tagIsOpen, other.m_tagIsOpen );

-//            std::swap( m_needsNewline, other.m_needsNewline );

-//            std::swap( m_tags, other.m_tags );

-//            std::swap( m_indent, other.m_indent );

-//            std::swap( m_os, other.m_os );

-//        }

-

-        XmlWriter& startElement( std::string const& name ) {

-            ensureTagClosed();

-            newlineIfNecessary();

-            stream() << m_indent << "<" << name;

-            m_tags.push_back( name );

-            m_indent += "  ";

-            m_tagIsOpen = true;

-            return *this;

-        }

-

-        ScopedElement scopedElement( std::string const& name ) {

-            ScopedElement scoped( this );

-            startElement( name );

-            return scoped;

-        }

-

-        XmlWriter& endElement() {

-            newlineIfNecessary();

-            m_indent = m_indent.substr( 0, m_indent.size()-2 );

-            if( m_tagIsOpen ) {

-                stream() << "/>\n";

-                m_tagIsOpen = false;

-            }

-            else {

-                stream() << m_indent << "</" << m_tags.back() << ">\n";

-            }

-            m_tags.pop_back();

-            return *this;

-        }

-

-        XmlWriter& writeAttribute( std::string const& name, std::string const& attribute ) {

-            if( !name.empty() && !attribute.empty() ) {

-                stream() << " " << name << "=\"";

-                writeEncodedText( attribute );

-                stream() << "\"";

-            }

-            return *this;

-        }

-

-        XmlWriter& writeAttribute( std::string const& name, bool attribute ) {

-            stream() << " " << name << "=\"" << ( attribute ? "true" : "false" ) << "\"";

-            return *this;

-        }

-

-        template<typename T>

-        XmlWriter& writeAttribute( std::string const& name, T const& attribute ) {

-            if( !name.empty() )

-                stream() << " " << name << "=\"" << attribute << "\"";

-            return *this;

-        }

-

-        XmlWriter& writeText( std::string const& text, bool indent = true ) {

-            if( !text.empty() ){

-                bool tagWasOpen = m_tagIsOpen;

-                ensureTagClosed();

-                if( tagWasOpen && indent )

-                    stream() << m_indent;

-                writeEncodedText( text );

-                m_needsNewline = true;

-            }

-            return *this;

-        }

-

-        XmlWriter& writeComment( std::string const& text ) {

-            ensureTagClosed();

-            stream() << m_indent << "<!--" << text << "-->";

-            m_needsNewline = true;

-            return *this;

-        }

-

-        XmlWriter& writeBlankLine() {

-            ensureTagClosed();

-            stream() << "\n";

-            return *this;

-        }

-

-        void setStream( std::ostream& os ) {

-            m_os = &os;

-        }

-

-    private:

-        XmlWriter( XmlWriter const& );

-        void operator=( XmlWriter const& );

-

-        std::ostream& stream() {

-            return *m_os;

-        }

-

-        void ensureTagClosed() {

-            if( m_tagIsOpen ) {

-                stream() << ">\n";

-                m_tagIsOpen = false;

-            }

-        }

-

-        void newlineIfNecessary() {

-            if( m_needsNewline ) {

-                stream() << "\n";

-                m_needsNewline = false;

-            }

-        }

-

-        void writeEncodedText( std::string const& text ) {

-            static const char* charsToEncode = "<&\"";

-            std::string mtext = text;

-            std::string::size_type pos = mtext.find_first_of( charsToEncode );

-            while( pos != std::string::npos ) {

-                stream() << mtext.substr( 0, pos );

-

-                switch( mtext[pos] ) {

-                    case '<':

-                        stream() << "&lt;";

-                        break;

-                    case '&':

-                        stream() << "&amp;";

-                        break;

-                    case '\"':

-                        stream() << "&quot;";

-                        break;

-                }

-                mtext = mtext.substr( pos+1 );

-                pos = mtext.find_first_of( charsToEncode );

-            }

-            stream() << mtext;

-        }

-

-        bool m_tagIsOpen;

-        bool m_needsNewline;

-        std::vector<std::string> m_tags;

-        std::string m_indent;

-        std::ostream* m_os;

-    };

-

-}

-namespace Catch {

-    class XmlReporter : public StreamingReporterBase {

-    public:

-        XmlReporter( ReporterConfig const& _config )

-        :   StreamingReporterBase( _config ),

-            m_sectionDepth( 0 )

-        {}

-

-        virtual ~XmlReporter();

-

-        static std::string getDescription() {

-            return "Reports test results as an XML document";

-        }

-

-    public: // StreamingReporterBase

-        virtual ReporterPreferences getPreferences() const {

-            ReporterPreferences prefs;

-            prefs.shouldRedirectStdOut = true;

-            return prefs;

-        }

-

-        virtual void noMatchingTestCases( std::string const& s ) {

-            StreamingReporterBase::noMatchingTestCases( s );

-        }

-

-        virtual void testRunStarting( TestRunInfo const& testInfo ) {

-            StreamingReporterBase::testRunStarting( testInfo );

-            m_xml.setStream( stream );

-            m_xml.startElement( "Catch" );

-            if( !m_config->name().empty() )

-                m_xml.writeAttribute( "name", m_config->name() );

-        }

-

-        virtual void testGroupStarting( GroupInfo const& groupInfo ) {

-            StreamingReporterBase::testGroupStarting( groupInfo );

-            m_xml.startElement( "Group" )

-                .writeAttribute( "name", groupInfo.name );

-        }

-

-        virtual void testCaseStarting( TestCaseInfo const& testInfo ) {

-            StreamingReporterBase::testCaseStarting(testInfo);

-            m_xml.startElement( "TestCase" ).writeAttribute( "name", trim( testInfo.name ) );

-

-            if ( m_config->showDurations() == ShowDurations::Always )

-                m_testCaseTimer.start();

-        }

-

-        virtual void sectionStarting( SectionInfo const& sectionInfo ) {

-            StreamingReporterBase::sectionStarting( sectionInfo );

-            if( m_sectionDepth++ > 0 ) {

-                m_xml.startElement( "Section" )

-                    .writeAttribute( "name", trim( sectionInfo.name ) )

-                    .writeAttribute( "description", sectionInfo.description );

-            }

-        }

-

-        virtual void assertionStarting( AssertionInfo const& ) { }

-

-        virtual bool assertionEnded( AssertionStats const& assertionStats ) {

-            const AssertionResult& assertionResult = assertionStats.assertionResult;

-

-            // Print any info messages in <Info> tags.

-            if( assertionStats.assertionResult.getResultType() != ResultWas::Ok ) {

-                for( std::vector<MessageInfo>::const_iterator it = assertionStats.infoMessages.begin(), itEnd = assertionStats.infoMessages.end();

-                        it != itEnd;

-                        ++it ) {

-                    if( it->type == ResultWas::Info ) {

-                        m_xml.scopedElement( "Info" )

-                            .writeText( it->message );

-                    } else if ( it->type == ResultWas::Warning ) {

-                        m_xml.scopedElement( "Warning" )

-                            .writeText( it->message );

-                    }

-                }

-            }

-

-            // Drop out if result was successful but we're not printing them.

-            if( !m_config->includeSuccessfulResults() && isOk(assertionResult.getResultType()) )

-                return true;

-

-            // Print the expression if there is one.

-            if( assertionResult.hasExpression() ) {

-                m_xml.startElement( "Expression" )

-                    .writeAttribute( "success", assertionResult.succeeded() )

-					.writeAttribute( "type", assertionResult.getTestMacroName() )

-                    .writeAttribute( "filename", assertionResult.getSourceInfo().file )

-                    .writeAttribute( "line", assertionResult.getSourceInfo().line );

-

-                m_xml.scopedElement( "Original" )

-                    .writeText( assertionResult.getExpression() );

-                m_xml.scopedElement( "Expanded" )

-                    .writeText( assertionResult.getExpandedExpression() );

-            }

-

-            // And... Print a result applicable to each result type.

-            switch( assertionResult.getResultType() ) {

-                case ResultWas::ThrewException:

-                    m_xml.scopedElement( "Exception" )

-                        .writeAttribute( "filename", assertionResult.getSourceInfo().file )

-                        .writeAttribute( "line", assertionResult.getSourceInfo().line )

-                        .writeText( assertionResult.getMessage() );

-                    break;

-                case ResultWas::FatalErrorCondition:

-                    m_xml.scopedElement( "Fatal Error Condition" )

-                        .writeAttribute( "filename", assertionResult.getSourceInfo().file )

-                        .writeAttribute( "line", assertionResult.getSourceInfo().line )

-                        .writeText( assertionResult.getMessage() );

-                    break;

-                case ResultWas::Info:

-                    m_xml.scopedElement( "Info" )

-                        .writeText( assertionResult.getMessage() );

-                    break;

-                case ResultWas::Warning:

-                    // Warning will already have been written

-                    break;

-                case ResultWas::ExplicitFailure:

-                    m_xml.scopedElement( "Failure" )

-                        .writeText( assertionResult.getMessage() );

-                    break;

-                default:

-                    break;

-            }

-

-            if( assertionResult.hasExpression() )

-                m_xml.endElement();

-

-            return true;

-        }

-

-        virtual void sectionEnded( SectionStats const& sectionStats ) {

-            StreamingReporterBase::sectionEnded( sectionStats );

-            if( --m_sectionDepth > 0 ) {

-                XmlWriter::ScopedElement e = m_xml.scopedElement( "OverallResults" );

-                e.writeAttribute( "successes", sectionStats.assertions.passed );

-                e.writeAttribute( "failures", sectionStats.assertions.failed );

-                e.writeAttribute( "expectedFailures", sectionStats.assertions.failedButOk );

-

-                if ( m_config->showDurations() == ShowDurations::Always )

-                    e.writeAttribute( "durationInSeconds", sectionStats.durationInSeconds );

-

-                m_xml.endElement();

-            }

-        }

-

-        virtual void testCaseEnded( TestCaseStats const& testCaseStats ) {

-            StreamingReporterBase::testCaseEnded( testCaseStats );

-            XmlWriter::ScopedElement e = m_xml.scopedElement( "OverallResult" );

-            e.writeAttribute( "success", testCaseStats.totals.assertions.allOk() );

-

-            if ( m_config->showDurations() == ShowDurations::Always )

-                e.writeAttribute( "durationInSeconds", m_testCaseTimer.getElapsedSeconds() );

-

-            m_xml.endElement();

-        }

-

-        virtual void testGroupEnded( TestGroupStats const& testGroupStats ) {

-            StreamingReporterBase::testGroupEnded( testGroupStats );

-            // TODO: Check testGroupStats.aborting and act accordingly.

-            m_xml.scopedElement( "OverallResults" )

-                .writeAttribute( "successes", testGroupStats.totals.assertions.passed )

-                .writeAttribute( "failures", testGroupStats.totals.assertions.failed )

-                .writeAttribute( "expectedFailures", testGroupStats.totals.assertions.failedButOk );

-            m_xml.endElement();

-        }

-

-        virtual void testRunEnded( TestRunStats const& testRunStats ) {

-            StreamingReporterBase::testRunEnded( testRunStats );

-            m_xml.scopedElement( "OverallResults" )

-                .writeAttribute( "successes", testRunStats.totals.assertions.passed )

-                .writeAttribute( "failures", testRunStats.totals.assertions.failed )

-                .writeAttribute( "expectedFailures", testRunStats.totals.assertions.failedButOk );

-            m_xml.endElement();

-        }

-

-    private:

-        Timer m_testCaseTimer;

-        XmlWriter m_xml;

-        int m_sectionDepth;

-    };

-

-     INTERNAL_CATCH_REGISTER_REPORTER( "xml", XmlReporter )

-

-} // end namespace Catch

-

-// #included from: ../reporters/catch_reporter_junit.hpp

-#define TWOBLUECUBES_CATCH_REPORTER_JUNIT_HPP_INCLUDED

-

-#include <assert.h>

-

-namespace Catch {

-

-    class JunitReporter : public CumulativeReporterBase {

-    public:

-        JunitReporter( ReporterConfig const& _config )

-        :   CumulativeReporterBase( _config ),

-            xml( _config.stream() )

-        {}

-

-        ~JunitReporter();

-

-        static std::string getDescription() {

-            return "Reports test results in an XML format that looks like Ant's junitreport target";

-        }

-

-        virtual void noMatchingTestCases( std::string const& /*spec*/ ) {}

-

-        virtual ReporterPreferences getPreferences() const {

-            ReporterPreferences prefs;

-            prefs.shouldRedirectStdOut = true;

-            return prefs;

-        }

-

-        virtual void testRunStarting( TestRunInfo const& runInfo ) {

-            CumulativeReporterBase::testRunStarting( runInfo );

-            xml.startElement( "testsuites" );

-        }

-

-        virtual void testGroupStarting( GroupInfo const& groupInfo ) {

-            suiteTimer.start();

-            stdOutForSuite.str("");

-            stdErrForSuite.str("");

-            unexpectedExceptions = 0;

-            CumulativeReporterBase::testGroupStarting( groupInfo );

-        }

-

-        virtual bool assertionEnded( AssertionStats const& assertionStats ) {

-            if( assertionStats.assertionResult.getResultType() == ResultWas::ThrewException )

-                unexpectedExceptions++;

-            return CumulativeReporterBase::assertionEnded( assertionStats );

-        }

-

-        virtual void testCaseEnded( TestCaseStats const& testCaseStats ) {

-            stdOutForSuite << testCaseStats.stdOut;

-            stdErrForSuite << testCaseStats.stdErr;

-            CumulativeReporterBase::testCaseEnded( testCaseStats );

-        }

-

-        virtual void testGroupEnded( TestGroupStats const& testGroupStats ) {

-            double suiteTime = suiteTimer.getElapsedSeconds();

-            CumulativeReporterBase::testGroupEnded( testGroupStats );

-            writeGroup( *m_testGroups.back(), suiteTime );

-        }

-

-        virtual void testRunEndedCumulative() {

-            xml.endElement();

-        }

-

-        void writeGroup( TestGroupNode const& groupNode, double suiteTime ) {

-            XmlWriter::ScopedElement e = xml.scopedElement( "testsuite" );

-            TestGroupStats const& stats = groupNode.value;

-            xml.writeAttribute( "name", stats.groupInfo.name );

-            xml.writeAttribute( "errors", unexpectedExceptions );

-            xml.writeAttribute( "failures", stats.totals.assertions.failed-unexpectedExceptions );

-            xml.writeAttribute( "tests", stats.totals.assertions.total() );

-            xml.writeAttribute( "hostname", "tbd" ); // !TBD

-            if( m_config->showDurations() == ShowDurations::Never )

-                xml.writeAttribute( "time", "" );

-            else

-                xml.writeAttribute( "time", suiteTime );

-            xml.writeAttribute( "timestamp", "tbd" ); // !TBD

-

-            // Write test cases

-            for( TestGroupNode::ChildNodes::const_iterator

-                    it = groupNode.children.begin(), itEnd = groupNode.children.end();

-                    it != itEnd;

-                    ++it )

-                writeTestCase( **it );

-

-            xml.scopedElement( "system-out" ).writeText( trim( stdOutForSuite.str() ), false );

-            xml.scopedElement( "system-err" ).writeText( trim( stdErrForSuite.str() ), false );

-        }

-

-        void writeTestCase( TestCaseNode const& testCaseNode ) {

-            TestCaseStats const& stats = testCaseNode.value;

-

-            // All test cases have exactly one section - which represents the

-            // test case itself. That section may have 0-n nested sections

-            assert( testCaseNode.children.size() == 1 );

-            SectionNode const& rootSection = *testCaseNode.children.front();

-

-            std::string className = stats.testInfo.className;

-

-            if( className.empty() ) {

-                if( rootSection.childSections.empty() )

-                    className = "global";

-            }

-            writeSection( className, "", rootSection );

-        }

-

-        void writeSection(  std::string const& className,

-                            std::string const& rootName,

-                            SectionNode const& sectionNode ) {

-            std::string name = trim( sectionNode.stats.sectionInfo.name );

-            if( !rootName.empty() )

-                name = rootName + "/" + name;

-

-            if( !sectionNode.assertions.empty() ||

-                !sectionNode.stdOut.empty() ||

-                !sectionNode.stdErr.empty() ) {

-                XmlWriter::ScopedElement e = xml.scopedElement( "testcase" );

-                if( className.empty() ) {

-                    xml.writeAttribute( "classname", name );

-                    xml.writeAttribute( "name", "root" );

-                }

-                else {

-                    xml.writeAttribute( "classname", className );

-                    xml.writeAttribute( "name", name );

-                }

-                xml.writeAttribute( "time", Catch::toString( sectionNode.stats.durationInSeconds ) );

-

-                writeAssertions( sectionNode );

-

-                if( !sectionNode.stdOut.empty() )

-                    xml.scopedElement( "system-out" ).writeText( trim( sectionNode.stdOut ), false );

-                if( !sectionNode.stdErr.empty() )

-                    xml.scopedElement( "system-err" ).writeText( trim( sectionNode.stdErr ), false );

-            }

-            for( SectionNode::ChildSections::const_iterator

-                    it = sectionNode.childSections.begin(),

-                    itEnd = sectionNode.childSections.end();

-                    it != itEnd;

-                    ++it )

-                if( className.empty() )

-                    writeSection( name, "", **it );

-                else

-                    writeSection( className, name, **it );

-        }

-

-        void writeAssertions( SectionNode const& sectionNode ) {

-            for( SectionNode::Assertions::const_iterator

-                    it = sectionNode.assertions.begin(), itEnd = sectionNode.assertions.end();

-                    it != itEnd;

-                    ++it )

-                writeAssertion( *it );

-        }

-        void writeAssertion( AssertionStats const& stats ) {

-            AssertionResult const& result = stats.assertionResult;

-            if( !result.isOk() ) {

-                std::string elementName;

-                switch( result.getResultType() ) {

-                    case ResultWas::ThrewException:

-                    case ResultWas::FatalErrorCondition:

-                        elementName = "error";

-                        break;

-                    case ResultWas::ExplicitFailure:

-                        elementName = "failure";

-                        break;

-                    case ResultWas::ExpressionFailed:

-                        elementName = "failure";

-                        break;

-                    case ResultWas::DidntThrowException:

-                        elementName = "failure";

-                        break;

-

-                    // We should never see these here:

-                    case ResultWas::Info:

-                    case ResultWas::Warning:

-                    case ResultWas::Ok:

-                    case ResultWas::Unknown:

-                    case ResultWas::FailureBit:

-                    case ResultWas::Exception:

-                        elementName = "internalError";

-                        break;

-                }

-

-                XmlWriter::ScopedElement e = xml.scopedElement( elementName );

-

-                xml.writeAttribute( "message", result.getExpandedExpression() );

-                xml.writeAttribute( "type", result.getTestMacroName() );

-

-                std::ostringstream oss;

-                if( !result.getMessage().empty() )

-                    oss << result.getMessage() << "\n";

-                for( std::vector<MessageInfo>::const_iterator

-                        it = stats.infoMessages.begin(),

-                        itEnd = stats.infoMessages.end();

-                            it != itEnd;

-                            ++it )

-                    if( it->type == ResultWas::Info )

-                        oss << it->message << "\n";

-

-                oss << "at " << result.getSourceInfo();

-                xml.writeText( oss.str(), false );

-            }

-        }

-

-        XmlWriter xml;

-        Timer suiteTimer;

-        std::ostringstream stdOutForSuite;

-        std::ostringstream stdErrForSuite;

-        unsigned int unexpectedExceptions;

-    };

-

-    INTERNAL_CATCH_REGISTER_REPORTER( "junit", JunitReporter )

-

-} // end namespace Catch

-

-// #included from: ../reporters/catch_reporter_console.hpp

-#define TWOBLUECUBES_CATCH_REPORTER_CONSOLE_HPP_INCLUDED

-

-namespace Catch {

-

-    struct ConsoleReporter : StreamingReporterBase {

-        ConsoleReporter( ReporterConfig const& _config )

-        :   StreamingReporterBase( _config ),

-            m_headerPrinted( false )

-        {}

-

-        virtual ~ConsoleReporter();

-        static std::string getDescription() {

-            return "Reports test results as plain lines of text";

-        }

-        virtual ReporterPreferences getPreferences() const {

-            ReporterPreferences prefs;

-            prefs.shouldRedirectStdOut = false;

-            return prefs;

-        }

-

-        virtual void noMatchingTestCases( std::string const& spec ) {

-            stream << "No test cases matched '" << spec << "'" << std::endl;

-        }

-

-        virtual void assertionStarting( AssertionInfo const& ) {

-        }

-

-        virtual bool assertionEnded( AssertionStats const& _assertionStats ) {

-            AssertionResult const& result = _assertionStats.assertionResult;

-

-            bool printInfoMessages = true;

-

-            // Drop out if result was successful and we're not printing those

-            if( !m_config->includeSuccessfulResults() && result.isOk() ) {

-                if( result.getResultType() != ResultWas::Warning )

-                    return false;

-                printInfoMessages = false;

-            }

-

-            lazyPrint();

-

-            AssertionPrinter printer( stream, _assertionStats, printInfoMessages );

-            printer.print();

-            stream << std::endl;

-            return true;

-        }

-

-        virtual void sectionStarting( SectionInfo const& _sectionInfo ) {

-            m_headerPrinted = false;

-            StreamingReporterBase::sectionStarting( _sectionInfo );

-        }

-        virtual void sectionEnded( SectionStats const& _sectionStats ) {

-            if( _sectionStats.missingAssertions ) {

-                lazyPrint();

-                Colour colour( Colour::ResultError );

-                if( m_sectionStack.size() > 1 )

-                    stream << "\nNo assertions in section";

-                else

-                    stream << "\nNo assertions in test case";

-                stream << " '" << _sectionStats.sectionInfo.name << "'\n" << std::endl;

-            }

-            if( m_headerPrinted ) {

-                if( m_config->showDurations() == ShowDurations::Always )

-                    stream << "Completed in " << _sectionStats.durationInSeconds << "s" << std::endl;

-                m_headerPrinted = false;

-            }

-            else {

-                if( m_config->showDurations() == ShowDurations::Always )

-                    stream << _sectionStats.sectionInfo.name << " completed in " << _sectionStats.durationInSeconds << "s" << std::endl;

-            }

-            StreamingReporterBase::sectionEnded( _sectionStats );

-        }

-

-        virtual void testCaseEnded( TestCaseStats const& _testCaseStats ) {

-            StreamingReporterBase::testCaseEnded( _testCaseStats );

-            m_headerPrinted = false;

-        }

-        virtual void testGroupEnded( TestGroupStats const& _testGroupStats ) {

-            if( currentGroupInfo.used ) {

-                printSummaryDivider();

-                stream << "Summary for group '" << _testGroupStats.groupInfo.name << "':\n";

-                printTotals( _testGroupStats.totals );

-                stream << "\n" << std::endl;

-            }

-            StreamingReporterBase::testGroupEnded( _testGroupStats );

-        }

-        virtual void testRunEnded( TestRunStats const& _testRunStats ) {

-            printTotalsDivider( _testRunStats.totals );

-            printTotals( _testRunStats.totals );

-            stream << std::endl;

-            StreamingReporterBase::testRunEnded( _testRunStats );

-        }

-

-    private:

-

-        class AssertionPrinter {

-            void operator= ( AssertionPrinter const& );

-        public:

-            AssertionPrinter( std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages )

-            :   stream( _stream ),

-                stats( _stats ),

-                result( _stats.assertionResult ),

-                colour( Colour::None ),

-                message( result.getMessage() ),

-                messages( _stats.infoMessages ),

-                printInfoMessages( _printInfoMessages )

-            {

-                switch( result.getResultType() ) {

-                    case ResultWas::Ok:

-                        colour = Colour::Success;

-                        passOrFail = "PASSED";

-                        //if( result.hasMessage() )

-                        if( _stats.infoMessages.size() == 1 )

-                            messageLabel = "with message";

-                        if( _stats.infoMessages.size() > 1 )

-                            messageLabel = "with messages";

-                        break;

-                    case ResultWas::ExpressionFailed:

-                        if( result.isOk() ) {

-                            colour = Colour::Success;

-                            passOrFail = "FAILED - but was ok";

-                        }

-                        else {

-                            colour = Colour::Error;

-                            passOrFail = "FAILED";

-                        }

-                        if( _stats.infoMessages.size() == 1 )

-                            messageLabel = "with message";

-                        if( _stats.infoMessages.size() > 1 )

-                            messageLabel = "with messages";

-                        break;

-                    case ResultWas::ThrewException:

-                        colour = Colour::Error;

-                        passOrFail = "FAILED";

-                        messageLabel = "due to unexpected exception with message";

-                        break;

-                    case ResultWas::FatalErrorCondition:

-                        colour = Colour::Error;

-                        passOrFail = "FAILED";

-                        messageLabel = "due to a fatal error condition";

-                        break;

-                    case ResultWas::DidntThrowException:

-                        colour = Colour::Error;

-                        passOrFail = "FAILED";

-                        messageLabel = "because no exception was thrown where one was expected";

-                        break;

-                    case ResultWas::Info:

-                        messageLabel = "info";

-                        break;

-                    case ResultWas::Warning:

-                        messageLabel = "warning";

-                        break;

-                    case ResultWas::ExplicitFailure:

-                        passOrFail = "FAILED";

-                        colour = Colour::Error;

-                        if( _stats.infoMessages.size() == 1 )

-                            messageLabel = "explicitly with message";

-                        if( _stats.infoMessages.size() > 1 )

-                            messageLabel = "explicitly with messages";

-                        break;

-                    // These cases are here to prevent compiler warnings

-                    case ResultWas::Unknown:

-                    case ResultWas::FailureBit:

-                    case ResultWas::Exception:

-                        passOrFail = "** internal error **";

-                        colour = Colour::Error;

-                        break;

-                }

-            }

-

-            void print() const {

-                printSourceInfo();

-                if( stats.totals.assertions.total() > 0 ) {

-                    if( result.isOk() )

-                        stream << "\n";

-                    printResultType();

-                    printOriginalExpression();

-                    printReconstructedExpression();

-                }

-                else {

-                    stream << "\n";

-                }

-                printMessage();

-            }

-

-        private:

-            void printResultType() const {

-                if( !passOrFail.empty() ) {

-                    Colour colourGuard( colour );

-                    stream << passOrFail << ":\n";

-                }

-            }

-            void printOriginalExpression() const {

-                if( result.hasExpression() ) {

-                    Colour colourGuard( Colour::OriginalExpression );

-                    stream  << "  ";

-                    stream << result.getExpressionInMacro();

-                    stream << "\n";

-                }

-            }

-            void printReconstructedExpression() const {

-                if( result.hasExpandedExpression() ) {

-                    stream << "with expansion:\n";

-                    Colour colourGuard( Colour::ReconstructedExpression );

-                    stream << Text( result.getExpandedExpression(), TextAttributes().setIndent(2) ) << "\n";

-                }

-            }

-            void printMessage() const {

-                if( !messageLabel.empty() )

-                    stream << messageLabel << ":" << "\n";

-                for( std::vector<MessageInfo>::const_iterator it = messages.begin(), itEnd = messages.end();

-                        it != itEnd;

-                        ++it ) {

-                    // If this assertion is a warning ignore any INFO messages

-                    if( printInfoMessages || it->type != ResultWas::Info )

-                        stream << Text( it->message, TextAttributes().setIndent(2) ) << "\n";

-                }

-            }

-            void printSourceInfo() const {

-                Colour colourGuard( Colour::FileName );

-                stream << result.getSourceInfo() << ": ";

-            }

-

-            std::ostream& stream;

-            AssertionStats const& stats;

-            AssertionResult const& result;

-            Colour::Code colour;

-            std::string passOrFail;

-            std::string messageLabel;

-            std::string message;

-            std::vector<MessageInfo> messages;

-            bool printInfoMessages;

-        };

-

-        void lazyPrint() {

-

-            if( !currentTestRunInfo.used )

-                lazyPrintRunInfo();

-            if( !currentGroupInfo.used )

-                lazyPrintGroupInfo();

-

-            if( !m_headerPrinted ) {

-                printTestCaseAndSectionHeader();

-                m_headerPrinted = true;

-            }

-        }

-        void lazyPrintRunInfo() {

-            stream  << "\n" << getLineOfChars<'~'>() << "\n";

-            Colour colour( Colour::SecondaryText );

-            stream  << currentTestRunInfo->name

-                    << " is a Catch v"  << libraryVersion.majorVersion << "."

-                    << libraryVersion.minorVersion << " b"

-                    << libraryVersion.buildNumber;

-            if( libraryVersion.branchName != std::string( "master" ) )

-                stream << " (" << libraryVersion.branchName << ")";

-            stream  << " host application.\n"

-                    << "Run with -? for options\n\n";

-

-            if( m_config->rngSeed() != 0 )

-                stream << "Randomness seeded to: " << m_config->rngSeed() << "\n\n";

-

-            currentTestRunInfo.used = true;

-        }

-        void lazyPrintGroupInfo() {

-            if( !currentGroupInfo->name.empty() && currentGroupInfo->groupsCounts > 1 ) {

-                printClosedHeader( "Group: " + currentGroupInfo->name );

-                currentGroupInfo.used = true;

-            }

-        }

-        void printTestCaseAndSectionHeader() {

-            assert( !m_sectionStack.empty() );

-            printOpenHeader( currentTestCaseInfo->name );

-

-            if( m_sectionStack.size() > 1 ) {

-                Colour colourGuard( Colour::Headers );

-

-                std::vector<SectionInfo>::const_iterator

-                    it = m_sectionStack.begin()+1, // Skip first section (test case)

-                    itEnd = m_sectionStack.end();

-                for( ; it != itEnd; ++it )

-                    printHeaderString( it->name, 2 );

-            }

-

-            SourceLineInfo lineInfo = m_sectionStack.front().lineInfo;

-

-            if( !lineInfo.empty() ){

-                stream << getLineOfChars<'-'>() << "\n";

-                Colour colourGuard( Colour::FileName );

-                stream << lineInfo << "\n";

-            }

-            stream << getLineOfChars<'.'>() << "\n" << std::endl;

-        }

-

-        void printClosedHeader( std::string const& _name ) {

-            printOpenHeader( _name );

-            stream << getLineOfChars<'.'>() << "\n";

-        }

-        void printOpenHeader( std::string const& _name ) {

-            stream  << getLineOfChars<'-'>() << "\n";

-            {

-                Colour colourGuard( Colour::Headers );

-                printHeaderString( _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 ) {

-            std::size_t i = _string.find( ": " );

-            if( i != std::string::npos )

-                i+=2;

-            else

-                i = 0;

-            stream << Text( _string, TextAttributes()

-                                        .setIndent( indent+i)

-                                        .setInitialIndent( indent ) ) << "\n";

-        }

-

-        struct SummaryColumn {

-

-            SummaryColumn( std::string const& _label, Colour::Code _colour )

-            :   label( _label ),

-                colour( _colour )

-            {}

-            SummaryColumn addRow( std::size_t count ) {

-                std::ostringstream oss;

-                oss << count;

-                std::string row = oss.str();

-                for( std::vector<std::string>::iterator it = rows.begin(); it != rows.end(); ++it ) {

-                    while( it->size() < row.size() )

-                        *it = " " + *it;

-                    while( it->size() > row.size() )

-                        row = " " + row;

-                }

-                rows.push_back( row );

-                return *this;

-            }

-

-            std::string label;

-            Colour::Code colour;

-            std::vector<std::string> rows;

-

-        };

-

-        void printTotals( Totals const& totals ) {

-            if( totals.testCases.total() == 0 ) {

-                stream << Colour( Colour::Warning ) << "No tests ran\n";

-            }

-            else if( totals.assertions.total() > 0 && totals.assertions.allPassed() ) {

-                stream << Colour( Colour::ResultSuccess ) << "All tests passed";

-                stream << " ("

-                        << pluralise( totals.assertions.passed, "assertion" ) << " in "

-                        << pluralise( totals.testCases.passed, "test case" ) << ")"

-                        << "\n";

-            }

-            else {

-

-                std::vector<SummaryColumn> columns;

-                columns.push_back( SummaryColumn( "", Colour::None )

-                                        .addRow( totals.testCases.total() )

-                                        .addRow( totals.assertions.total() ) );

-                columns.push_back( SummaryColumn( "passed", Colour::Success )

-                                        .addRow( totals.testCases.passed )

-                                        .addRow( totals.assertions.passed ) );

-                columns.push_back( SummaryColumn( "failed", Colour::ResultError )

-                                        .addRow( totals.testCases.failed )

-                                        .addRow( totals.assertions.failed ) );

-                columns.push_back( SummaryColumn( "failed as expected", Colour::ResultExpectedFailure )

-                                        .addRow( totals.testCases.failedButOk )

-                                        .addRow( totals.assertions.failedButOk ) );

-

-                printSummaryRow( "test cases", columns, 0 );

-                printSummaryRow( "assertions", columns, 1 );

-            }

-        }

-        void printSummaryRow( std::string const& label, std::vector<SummaryColumn> const& cols, std::size_t row ) {

-            for( std::vector<SummaryColumn>::const_iterator it = cols.begin(); it != cols.end(); ++it ) {

-                std::string value = it->rows[row];

-                if( it->label.empty() ) {

-                    stream << label << ": ";

-                    if( value != "0" )

-                        stream << value;

-                    else

-                        stream << Colour( Colour::Warning ) << "- none -";

-                }

-                else if( value != "0" ) {

-                    stream  << Colour( Colour::LightGrey ) << " | ";

-                    stream  << Colour( it->colour )

-                            << value << " " << it->label;

-                }

-            }

-            stream << "\n";

-        }

-

-        static std::size_t makeRatio( std::size_t number, std::size_t total ) {

-            std::size_t ratio = total > 0 ? CATCH_CONFIG_CONSOLE_WIDTH * number/ total : 0;

-            return ( ratio == 0 && number > 0 ) ? 1 : ratio;

-        }

-        static std::size_t& findMax( std::size_t& i, std::size_t& j, std::size_t& k ) {

-            if( i > j && i > k )

-                return i;

-            else if( j > k )

-                return j;

-            else

-                return k;

-        }

-

-        void printTotalsDivider( Totals const& totals ) {

-            if( totals.testCases.total() > 0 ) {

-                std::size_t failedRatio = makeRatio( totals.testCases.failed, totals.testCases.total() );

-                std::size_t failedButOkRatio = makeRatio( totals.testCases.failedButOk, totals.testCases.total() );

-                std::size_t passedRatio = makeRatio( totals.testCases.passed, totals.testCases.total() );

-                while( failedRatio + failedButOkRatio + passedRatio < CATCH_CONFIG_CONSOLE_WIDTH-1 )

-                    findMax( failedRatio, failedButOkRatio, passedRatio )++;

-                while( failedRatio + failedButOkRatio + passedRatio > CATCH_CONFIG_CONSOLE_WIDTH-1 )

-                    findMax( failedRatio, failedButOkRatio, passedRatio )--;

-

-                stream << Colour( Colour::Error ) << std::string( failedRatio, '=' );

-                stream << Colour( Colour::ResultExpectedFailure ) << std::string( failedButOkRatio, '=' );

-                if( totals.testCases.allPassed() )

-                    stream << Colour( Colour::ResultSuccess ) << std::string( passedRatio, '=' );

-                else

-                    stream << Colour( Colour::Success ) << std::string( passedRatio, '=' );

-            }

-            else {

-                stream << Colour( Colour::Warning ) << std::string( CATCH_CONFIG_CONSOLE_WIDTH-1, '=' );

-            }

-            stream << "\n";

-        }

-        void printSummaryDivider() {

-            stream << getLineOfChars<'-'>() << "\n";

-        }

-

-    private:

-        bool m_headerPrinted;

-    };

-

-    INTERNAL_CATCH_REGISTER_REPORTER( "console", ConsoleReporter )

-

-} // end namespace Catch

-

-// #included from: ../reporters/catch_reporter_compact.hpp

-#define TWOBLUECUBES_CATCH_REPORTER_COMPACT_HPP_INCLUDED

-

-namespace Catch {

-

-    struct CompactReporter : StreamingReporterBase {

-

-        CompactReporter( ReporterConfig const& _config )

-        : StreamingReporterBase( _config )

-        {}

-

-        virtual ~CompactReporter();

-

-        static std::string getDescription() {

-            return "Reports test results on a single line, suitable for IDEs";

-        }

-

-        virtual ReporterPreferences getPreferences() const {

-            ReporterPreferences prefs;

-            prefs.shouldRedirectStdOut = false;

-            return prefs;

-        }

-

-        virtual void noMatchingTestCases( std::string const& spec ) {

-            stream << "No test cases matched '" << spec << "'" << std::endl;

-        }

-

-        virtual void assertionStarting( AssertionInfo const& ) {

-        }

-

-        virtual bool assertionEnded( AssertionStats const& _assertionStats ) {

-            AssertionResult const& result = _assertionStats.assertionResult;

-

-            bool printInfoMessages = true;

-

-            // Drop out if result was successful and we're not printing those

-            if( !m_config->includeSuccessfulResults() && result.isOk() ) {

-                if( result.getResultType() != ResultWas::Warning )

-                    return false;

-                printInfoMessages = false;

-            }

-

-            AssertionPrinter printer( stream, _assertionStats, printInfoMessages );

-            printer.print();

-

-            stream << std::endl;

-            return true;

-        }

-

-        virtual void testRunEnded( TestRunStats const& _testRunStats ) {

-            printTotals( _testRunStats.totals );

-            stream << "\n" << std::endl;

-            StreamingReporterBase::testRunEnded( _testRunStats );

-        }

-

-    private:

-        class AssertionPrinter {

-            void operator= ( AssertionPrinter const& );

-        public:

-            AssertionPrinter( std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages )

-            : stream( _stream )

-            , stats( _stats )

-            , result( _stats.assertionResult )

-            , messages( _stats.infoMessages )

-            , itMessage( _stats.infoMessages.begin() )

-            , printInfoMessages( _printInfoMessages )

-            {}

-

-            void print() {

-                printSourceInfo();

-

-                itMessage = messages.begin();

-

-                switch( result.getResultType() ) {

-                    case ResultWas::Ok:

-                        printResultType( Colour::ResultSuccess, passedString() );

-                        printOriginalExpression();

-                        printReconstructedExpression();

-                        if ( ! result.hasExpression() )

-                            printRemainingMessages( Colour::None );

-                        else

-                            printRemainingMessages();

-                        break;

-                    case ResultWas::ExpressionFailed:

-                        if( result.isOk() )

-                            printResultType( Colour::ResultSuccess, failedString() + std::string( " - but was ok" ) );

-                        else

-                            printResultType( Colour::Error, failedString() );

-                        printOriginalExpression();

-                        printReconstructedExpression();

-                        printRemainingMessages();

-                        break;

-                    case ResultWas::ThrewException:

-                        printResultType( Colour::Error, failedString() );

-                        printIssue( "unexpected exception with message:" );

-                        printMessage();

-                        printExpressionWas();

-                        printRemainingMessages();

-                        break;

-                    case ResultWas::FatalErrorCondition:

-                        printResultType( Colour::Error, failedString() );

-                        printIssue( "fatal error condition with message:" );

-                        printMessage();

-                        printExpressionWas();

-                        printRemainingMessages();

-                        break;

-                    case ResultWas::DidntThrowException:

-                        printResultType( Colour::Error, failedString() );

-                        printIssue( "expected exception, got none" );

-                        printExpressionWas();

-                        printRemainingMessages();

-                        break;

-                    case ResultWas::Info:

-                        printResultType( Colour::None, "info" );

-                        printMessage();

-                        printRemainingMessages();

-                        break;

-                    case ResultWas::Warning:

-                        printResultType( Colour::None, "warning" );

-                        printMessage();

-                        printRemainingMessages();

-                        break;

-                    case ResultWas::ExplicitFailure:

-                        printResultType( Colour::Error, failedString() );

-                        printIssue( "explicitly" );

-                        printRemainingMessages( Colour::None );

-                        break;

-                    // These cases are here to prevent compiler warnings

-                    case ResultWas::Unknown:

-                    case ResultWas::FailureBit:

-                    case ResultWas::Exception:

-                        printResultType( Colour::Error, "** internal error **" );

-                        break;

-                }

-            }

-

-        private:

-            // Colour::LightGrey

-

-            static Colour::Code dimColour() { return Colour::FileName; }

-

-#ifdef CATCH_PLATFORM_MAC

-            static const char* failedString() { return "FAILED"; }

-            static const char* passedString() { return "PASSED"; }

-#else

-            static const char* failedString() { return "failed"; }

-            static const char* passedString() { return "passed"; }

-#endif

-

-            void printSourceInfo() const {

-                Colour colourGuard( Colour::FileName );

-                stream << result.getSourceInfo() << ":";

-            }

-

-            void printResultType( Colour::Code colour, std::string passOrFail ) const {

-                if( !passOrFail.empty() ) {

-                    {

-                        Colour colourGuard( colour );

-                        stream << " " << passOrFail;

-                    }

-                    stream << ":";

-                }

-            }

-

-            void printIssue( std::string issue ) const {

-                stream << " " << issue;

-            }

-

-            void printExpressionWas() {

-                if( result.hasExpression() ) {

-                    stream << ";";

-                    {

-                        Colour colour( dimColour() );

-                        stream << " expression was:";

-                    }

-                    printOriginalExpression();

-                }

-            }

-

-            void printOriginalExpression() const {

-                if( result.hasExpression() ) {

-                    stream << " " << result.getExpression();

-                }

-            }

-

-            void printReconstructedExpression() const {

-                if( result.hasExpandedExpression() ) {

-                    {

-                        Colour colour( dimColour() );

-                        stream << " for: ";

-                    }

-                    stream << result.getExpandedExpression();

-                }

-            }

-

-            void printMessage() {

-                if ( itMessage != messages.end() ) {

-                    stream << " '" << itMessage->message << "'";

-                    ++itMessage;

-                }

-            }

-

-            void printRemainingMessages( Colour::Code colour = dimColour() ) {

-                if ( itMessage == messages.end() )

-                    return;

-

-                // using messages.end() directly yields compilation error:

-                std::vector<MessageInfo>::const_iterator itEnd = messages.end();

-                const std::size_t N = static_cast<std::size_t>( std::distance( itMessage, itEnd ) );

-

-                {

-                    Colour colourGuard( colour );

-                    stream << " with " << pluralise( N, "message" ) << ":";

-                }

-

-                for(; itMessage != itEnd; ) {

-                    // If this assertion is a warning ignore any INFO messages

-                    if( printInfoMessages || itMessage->type != ResultWas::Info ) {

-                        stream << " '" << itMessage->message << "'";

-                        if ( ++itMessage != itEnd ) {

-                            Colour colourGuard( dimColour() );

-                            stream << " and";

-                        }

-                    }

-                }

-            }

-

-        private:

-            std::ostream& stream;

-            AssertionStats const& stats;

-            AssertionResult const& result;

-            std::vector<MessageInfo> messages;

-            std::vector<MessageInfo>::const_iterator itMessage;

-            bool printInfoMessages;

-        };

-

-        // Colour, message variants:

-        // - white: No tests ran.

-        // -   red: Failed [both/all] N test cases, failed [both/all] M assertions.

-        // - white: Passed [both/all] N test cases (no assertions).

-        // -   red: Failed N tests cases, failed M assertions.

-        // - green: Passed [both/all] N tests cases with M assertions.

-

-        std::string bothOrAll( std::size_t count ) const {

-            return count == 1 ? "" : count == 2 ? "both " : "all " ;

-        }

-

-        void printTotals( const Totals& totals ) const {

-            if( totals.testCases.total() == 0 ) {

-                stream << "No tests ran.";

-            }

-            else if( totals.testCases.failed == totals.testCases.total() ) {

-                Colour colour( Colour::ResultError );

-                const std::string qualify_assertions_failed =

-                    totals.assertions.failed == totals.assertions.total() ?

-                        bothOrAll( totals.assertions.failed ) : "";

-                stream <<

-                    "Failed " << bothOrAll( totals.testCases.failed )

-                              << pluralise( totals.testCases.failed, "test case"  ) << ", "

-                    "failed " << qualify_assertions_failed <<

-                                 pluralise( totals.assertions.failed, "assertion" ) << ".";

-            }

-            else if( totals.assertions.total() == 0 ) {

-                stream <<

-                    "Passed " << bothOrAll( totals.testCases.total() )

-                              << pluralise( totals.testCases.total(), "test case" )

-                              << " (no assertions).";

-            }

-            else if( totals.assertions.failed ) {

-                Colour colour( Colour::ResultError );

-                stream <<

-                    "Failed " << pluralise( totals.testCases.failed, "test case"  ) << ", "

-                    "failed " << pluralise( totals.assertions.failed, "assertion" ) << ".";

-            }

-            else {

-                Colour colour( Colour::ResultSuccess );

-                stream <<

-                    "Passed " << bothOrAll( totals.testCases.passed )

-                              << pluralise( totals.testCases.passed, "test case"  ) <<

-                    " with "  << pluralise( totals.assertions.passed, "assertion" ) << ".";

-            }

-        }

-    };

-

-    INTERNAL_CATCH_REGISTER_REPORTER( "compact", CompactReporter )

-

-} // end namespace Catch

-

-namespace Catch {

-    NonCopyable::~NonCopyable() {}

-    IShared::~IShared() {}

-    StreamBufBase::~StreamBufBase() CATCH_NOEXCEPT {}

-    IContext::~IContext() {}

-    IResultCapture::~IResultCapture() {}

-    ITestCase::~ITestCase() {}

-    ITestCaseRegistry::~ITestCaseRegistry() {}

-    IRegistryHub::~IRegistryHub() {}

-    IMutableRegistryHub::~IMutableRegistryHub() {}

-    IExceptionTranslator::~IExceptionTranslator() {}

-    IExceptionTranslatorRegistry::~IExceptionTranslatorRegistry() {}

-    IReporter::~IReporter() {}

-    IReporterFactory::~IReporterFactory() {}

-    IReporterRegistry::~IReporterRegistry() {}

-    IStreamingReporter::~IStreamingReporter() {}

-    AssertionStats::~AssertionStats() {}

-    SectionStats::~SectionStats() {}

-    TestCaseStats::~TestCaseStats() {}

-    TestGroupStats::~TestGroupStats() {}

-    TestRunStats::~TestRunStats() {}

-    CumulativeReporterBase::SectionNode::~SectionNode() {}

-    CumulativeReporterBase::~CumulativeReporterBase() {}

-

-    StreamingReporterBase::~StreamingReporterBase() {}

-    ConsoleReporter::~ConsoleReporter() {}

-    CompactReporter::~CompactReporter() {}

-    IRunner::~IRunner() {}

-    IMutableContext::~IMutableContext() {}

-    IConfig::~IConfig() {}

-    XmlReporter::~XmlReporter() {}

-    JunitReporter::~JunitReporter() {}

-    TestRegistry::~TestRegistry() {}

-    FreeFunctionTestCase::~FreeFunctionTestCase() {}

-    IGeneratorInfo::~IGeneratorInfo() {}

-    IGeneratorsForTest::~IGeneratorsForTest() {}

-    TestSpec::Pattern::~Pattern() {}

-    TestSpec::NamePattern::~NamePattern() {}

-    TestSpec::TagPattern::~TagPattern() {}

-    TestSpec::ExcludedPattern::~ExcludedPattern() {}

-

-    Matchers::Impl::StdString::Equals::~Equals() {}

-    Matchers::Impl::StdString::Contains::~Contains() {}

-    Matchers::Impl::StdString::StartsWith::~StartsWith() {}

-    Matchers::Impl::StdString::EndsWith::~EndsWith() {}

-

-    void Config::dummy() {}

-}

-

-#ifdef __clang__

-#pragma clang diagnostic pop

-#endif

-

-#endif

-

-#ifdef CATCH_CONFIG_MAIN

-// #included from: internal/catch_default_main.hpp

-#define TWOBLUECUBES_CATCH_DEFAULT_MAIN_HPP_INCLUDED

-

-#ifndef __OBJC__

-

-// Standard C/C++ main entry point

-int main (int argc, char * const argv[]) {

-    return Catch::Session().run( argc, argv );

-}

-

-#else // __OBJC__

-

-// Objective-C entry point

-int main (int argc, char * const argv[]) {

-#if !CATCH_ARC_ENABLED

-    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];

-#endif

-

-    Catch::registerTestMethods();

-    int result = Catch::Session().run( argc, (char* const*)argv );

-

-#if !CATCH_ARC_ENABLED

-    [pool drain];

-#endif

-

-    return result;

-}

-

-#endif // __OBJC__

-

-#endif

-

-#ifdef CLARA_CONFIG_MAIN_NOT_DEFINED

-#  undef CLARA_CONFIG_MAIN

-#endif

-

-//////

-

-// If this config identifier is defined then all CATCH macros are prefixed with CATCH_

-#ifdef CATCH_CONFIG_PREFIX_ALL

-

-#define CATCH_REQUIRE( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::Normal, "CATCH_REQUIRE" )

-#define CATCH_REQUIRE_FALSE( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, "CATCH_REQUIRE_FALSE" )

-

-#define CATCH_REQUIRE_THROWS( expr ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::Normal, "CATCH_REQUIRE_THROWS" )

-#define CATCH_REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( expr, exceptionType, Catch::ResultDisposition::Normal, "CATCH_REQUIRE_THROWS_AS" )

-#define CATCH_REQUIRE_NOTHROW( expr ) INTERNAL_CATCH_NO_THROW( expr, Catch::ResultDisposition::Normal, "CATCH_REQUIRE_NOTHROW" )

-

-#define CATCH_CHECK( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECK" )

-#define CATCH_CHECK_FALSE( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, "CATCH_CHECK_FALSE" )

-#define CATCH_CHECKED_IF( expr ) INTERNAL_CATCH_IF( expr, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECKED_IF" )

-#define CATCH_CHECKED_ELSE( expr ) INTERNAL_CATCH_ELSE( expr, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECKED_ELSE" )

-#define CATCH_CHECK_NOFAIL( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, "CATCH_CHECK_NOFAIL" )

-

-#define CATCH_CHECK_THROWS( expr )  INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECK_THROWS" )

-#define CATCH_CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( expr, exceptionType, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECK_THROWS_AS" )

-#define CATCH_CHECK_NOTHROW( expr ) INTERNAL_CATCH_NO_THROW( expr, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECK_NOTHROW" )

-

-#define CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( arg, matcher, Catch::ResultDisposition::ContinueOnFailure, "CATCH_CHECK_THAT" )

-#define CATCH_REQUIRE_THAT( arg, matcher ) INTERNAL_CHECK_THAT( arg, matcher, Catch::ResultDisposition::Normal, "CATCH_REQUIRE_THAT" )

-

-#define CATCH_INFO( msg ) INTERNAL_CATCH_INFO( msg, "CATCH_INFO" )

-#define CATCH_WARN( msg ) INTERNAL_CATCH_MSG( Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, "CATCH_WARN", msg )

-#define CATCH_SCOPED_INFO( msg ) INTERNAL_CATCH_INFO( msg, "CATCH_INFO" )

-#define CATCH_CAPTURE( msg ) INTERNAL_CATCH_INFO( #msg " := " << msg, "CATCH_CAPTURE" )

-#define CATCH_SCOPED_CAPTURE( msg ) INTERNAL_CATCH_INFO( #msg " := " << msg, "CATCH_CAPTURE" )

-

-#ifdef CATCH_CONFIG_VARIADIC_MACROS

-    #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_SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )

-    #define CATCH_FAIL( ... ) INTERNAL_CATCH_MSG( Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, "CATCH_FAIL", __VA_ARGS__ )

-    #define CATCH_SUCCEED( ... ) INTERNAL_CATCH_MSG( Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, "CATCH_SUCCEED", __VA_ARGS__ )

-#else

-    #define CATCH_TEST_CASE( name, description ) INTERNAL_CATCH_TESTCASE( name, description )

-    #define CATCH_TEST_CASE_METHOD( className, name, description ) INTERNAL_CATCH_TEST_CASE_METHOD( className, name, description )

-    #define CATCH_METHOD_AS_TEST_CASE( method, name, description ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, name, description )

-    #define CATCH_SECTION( name, description ) INTERNAL_CATCH_SECTION( name, description )

-    #define CATCH_FAIL( msg ) INTERNAL_CATCH_MSG( Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, "CATCH_FAIL", msg )

-    #define CATCH_SUCCEED( msg ) INTERNAL_CATCH_MSG( Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, "CATCH_SUCCEED", msg )

-#endif

-#define CATCH_ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE( "", "" )

-

-#define CATCH_REGISTER_REPORTER( name, reporterType ) INTERNAL_CATCH_REGISTER_REPORTER( name, reporterType )

-#define CATCH_REGISTER_LEGACY_REPORTER( name, reporterType ) INTERNAL_CATCH_REGISTER_LEGACY_REPORTER( name, reporterType )

-

-#define CATCH_GENERATE( expr) INTERNAL_CATCH_GENERATE( expr )

-

-// "BDD-style" convenience wrappers

-#ifdef CATCH_CONFIG_VARIADIC_MACROS

-#define CATCH_SCENARIO( ... ) CATCH_TEST_CASE( "Scenario: " __VA_ARGS__ )

-#define CATCH_SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ )

-#else

-#define CATCH_SCENARIO( name, tags ) CATCH_TEST_CASE( "Scenario: " name, tags )

-#define CATCH_SCENARIO_METHOD( className, name, tags ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " name, tags )

-#endif

-#define CATCH_GIVEN( desc )    CATCH_SECTION( "Given: " desc, "" )

-#define CATCH_WHEN( desc )     CATCH_SECTION( " When: " desc, "" )

-#define CATCH_AND_WHEN( desc ) CATCH_SECTION( "  And: " desc, "" )

-#define CATCH_THEN( desc )     CATCH_SECTION( " Then: " desc, "" )

-#define CATCH_AND_THEN( desc ) CATCH_SECTION( "  And: " desc, "" )

-

-// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required

-#else

-

-#define REQUIRE( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::Normal, "REQUIRE" )

-#define REQUIRE_FALSE( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::Normal | Catch::ResultDisposition::FalseTest, "REQUIRE_FALSE" )

-

-#define REQUIRE_THROWS( expr ) INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::Normal, "REQUIRE_THROWS" )

-#define REQUIRE_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( expr, exceptionType, Catch::ResultDisposition::Normal, "REQUIRE_THROWS_AS" )

-#define REQUIRE_NOTHROW( expr ) INTERNAL_CATCH_NO_THROW( expr, Catch::ResultDisposition::Normal, "REQUIRE_NOTHROW" )

-

-#define CHECK( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::ContinueOnFailure, "CHECK" )

-#define CHECK_FALSE( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::FalseTest, "CHECK_FALSE" )

-#define CHECKED_IF( expr ) INTERNAL_CATCH_IF( expr, Catch::ResultDisposition::ContinueOnFailure, "CHECKED_IF" )

-#define CHECKED_ELSE( expr ) INTERNAL_CATCH_ELSE( expr, Catch::ResultDisposition::ContinueOnFailure, "CHECKED_ELSE" )

-#define CHECK_NOFAIL( expr ) INTERNAL_CATCH_TEST( expr, Catch::ResultDisposition::ContinueOnFailure | Catch::ResultDisposition::SuppressFail, "CHECK_NOFAIL" )

-

-#define CHECK_THROWS( expr )  INTERNAL_CATCH_THROWS( expr, Catch::ResultDisposition::ContinueOnFailure, "CHECK_THROWS" )

-#define CHECK_THROWS_AS( expr, exceptionType ) INTERNAL_CATCH_THROWS_AS( expr, exceptionType, Catch::ResultDisposition::ContinueOnFailure, "CHECK_THROWS_AS" )

-#define CHECK_NOTHROW( expr ) INTERNAL_CATCH_NO_THROW( expr, Catch::ResultDisposition::ContinueOnFailure, "CHECK_NOTHROW" )

-

-#define CHECK_THAT( arg, matcher ) INTERNAL_CHECK_THAT( arg, matcher, Catch::ResultDisposition::ContinueOnFailure, "CHECK_THAT" )

-#define REQUIRE_THAT( arg, matcher ) INTERNAL_CHECK_THAT( arg, matcher, Catch::ResultDisposition::Normal, "REQUIRE_THAT" )

-

-#define INFO( msg ) INTERNAL_CATCH_INFO( msg, "INFO" )

-#define WARN( msg ) INTERNAL_CATCH_MSG( Catch::ResultWas::Warning, Catch::ResultDisposition::ContinueOnFailure, "WARN", msg )

-#define SCOPED_INFO( msg ) INTERNAL_CATCH_INFO( msg, "INFO" )

-#define CAPTURE( msg ) INTERNAL_CATCH_INFO( #msg " := " << msg, "CAPTURE" )

-#define SCOPED_CAPTURE( msg ) INTERNAL_CATCH_INFO( #msg " := " << msg, "CAPTURE" )

-

-#ifdef CATCH_CONFIG_VARIADIC_MACROS

-    #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 SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )

-    #define FAIL( ... ) INTERNAL_CATCH_MSG( Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, "FAIL", __VA_ARGS__ )

-    #define SUCCEED( ... ) INTERNAL_CATCH_MSG( Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, "SUCCEED", __VA_ARGS__ )

-#else

-    #define TEST_CASE( name, description ) INTERNAL_CATCH_TESTCASE( name, description )

-    #define TEST_CASE_METHOD( className, name, description ) INTERNAL_CATCH_TEST_CASE_METHOD( className, name, description )

-    #define METHOD_AS_TEST_CASE( method, name, description ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, name, description )

-    #define SECTION( name, description ) INTERNAL_CATCH_SECTION( name, description )

-    #define FAIL( msg ) INTERNAL_CATCH_MSG( Catch::ResultWas::ExplicitFailure, Catch::ResultDisposition::Normal, "FAIL", msg )

-    #define SUCCEED( msg ) INTERNAL_CATCH_MSG( Catch::ResultWas::Ok, Catch::ResultDisposition::ContinueOnFailure, "SUCCEED", msg )

-#endif

-#define ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE( "", "" )

-

-#define REGISTER_REPORTER( name, reporterType ) INTERNAL_CATCH_REGISTER_REPORTER( name, reporterType )

-#define REGISTER_LEGACY_REPORTER( name, reporterType ) INTERNAL_CATCH_REGISTER_LEGACY_REPORTER( name, reporterType )

-

-#define GENERATE( expr) INTERNAL_CATCH_GENERATE( expr )

-

-#endif

-

-#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature )

-

-// "BDD-style" convenience wrappers

-#ifdef CATCH_CONFIG_VARIADIC_MACROS

-#define SCENARIO( ... ) TEST_CASE( "Scenario: " __VA_ARGS__ )

-#define SCENARIO_METHOD( className, ... ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " __VA_ARGS__ )

-#else

-#define SCENARIO( name, tags ) TEST_CASE( "Scenario: " name, tags )

-#define SCENARIO_METHOD( className, name, tags ) INTERNAL_CATCH_TEST_CASE_METHOD( className, "Scenario: " name, tags )

-#endif

-#define GIVEN( desc )    SECTION( "   Given: " desc, "" )

-#define WHEN( desc )     SECTION( "    When: " desc, "" )

-#define AND_WHEN( desc ) SECTION( "And when: " desc, "" )

-#define THEN( desc )     SECTION( "    Then: " desc, "" )

-#define AND_THEN( desc ) SECTION( "     And: " desc, "" )

-

-using Catch::Detail::Approx;

-

-// #included from: internal/catch_reenable_warnings.h

-

-#define TWOBLUECUBES_CATCH_REENABLE_WARNINGS_H_INCLUDED

-

-#ifdef __clang__

-#    ifdef __ICC // icpc defines the __clang__ macro

-#        pragma warning(pop)

-#    else

-#        pragma clang diagnostic pop

-#    endif

-#elif defined __GNUC__

-#    pragma GCC diagnostic pop

-#endif

-

-#endif // TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED

-

+/*
+ *  Catch v2.8.0
+ *  Generated: 2019-05-26 21:29:22.235281
+ *  ----------------------------------------------------------
+ *  This file has been merged from multiple headers. Please don't edit it directly
+ *  Copyright (c) 2019 Two Blue Cubes Ltd. All rights reserved.
+ *
+ *  Distributed under the Boost Software License, Version 1.0. (See accompanying
+ *  file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+ */
+#ifndef TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
+#define TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
+// start catch.hpp
+
+
+#define CATCH_VERSION_MAJOR 2
+#define CATCH_VERSION_MINOR 8
+#define CATCH_VERSION_PATCH 0
+
+#ifdef __clang__
+#    pragma clang system_header
+#elif defined __GNUC__
+#    pragma GCC system_header
+#endif
+
+// start catch_suppress_warnings.h
+
+#ifdef __clang__
+#   ifdef __ICC // icpc defines the __clang__ macro
+#       pragma warning(push)
+#       pragma warning(disable: 161 1682)
+#   else // __ICC
+#       pragma clang diagnostic push
+#       pragma clang diagnostic ignored "-Wpadded"
+#       pragma clang diagnostic ignored "-Wswitch-enum"
+#       pragma clang diagnostic ignored "-Wcovered-switch-default"
+#    endif
+#elif defined __GNUC__
+     // Because REQUIREs trigger GCC's -Wparentheses, and because still
+     // supported version of g++ have only buggy support for _Pragmas,
+     // Wparentheses have to be suppressed globally.
+#    pragma GCC diagnostic ignored "-Wparentheses" // See #674 for details
+
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wunused-variable"
+#    pragma GCC diagnostic ignored "-Wpadded"
+#endif
+// end catch_suppress_warnings.h
+#if defined(CATCH_CONFIG_MAIN) || defined(CATCH_CONFIG_RUNNER)
+#  define CATCH_IMPL
+#  define CATCH_CONFIG_ALL_PARTS
+#endif
+
+// In the impl file, we want to have access to all parts of the headers
+// Can also be used to sanely support PCHs
+#if defined(CATCH_CONFIG_ALL_PARTS)
+#  define CATCH_CONFIG_EXTERNAL_INTERFACES
+#  if defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#    undef CATCH_CONFIG_DISABLE_MATCHERS
+#  endif
+#  if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
+#    define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
+#  endif
+#endif
+
+#if !defined(CATCH_CONFIG_IMPL_ONLY)
+// start catch_platform.h
+
+#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
+
+// end catch_platform.h
+
+#ifdef CATCH_IMPL
+#  ifndef CLARA_CONFIG_MAIN
+#    define CLARA_CONFIG_MAIN_NOT_DEFINED
+#    define CLARA_CONFIG_MAIN
+#  endif
+#endif
+
+// start catch_user_interfaces.h
+
+namespace Catch {
+    unsigned int rngSeed();
+}
+
+// end catch_user_interfaces.h
+// start catch_tag_alias_autoregistrar.h
+
+// start catch_common.h
+
+// start catch_compiler_capabilities.h
+
+// 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.
+
+#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
+
+#if defined(CATCH_CPP17_OR_GREATER)
+#  define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
+#endif
+
+#ifdef __clang__
+
+#       define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
+            _Pragma( "clang diagnostic push" ) \
+            _Pragma( "clang diagnostic ignored \"-Wexit-time-destructors\"" ) \
+            _Pragma( "clang diagnostic ignored \"-Wglobal-constructors\"")
+#       define CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS \
+            _Pragma( "clang diagnostic pop" )
+
+#       define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
+            _Pragma( "clang diagnostic push" ) \
+            _Pragma( "clang diagnostic ignored \"-Wparentheses\"" )
+#       define CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS \
+            _Pragma( "clang diagnostic pop" )
+
+#       define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
+            _Pragma( "clang diagnostic push" ) \
+            _Pragma( "clang diagnostic ignored \"-Wunused-variable\"" )
+#       define CATCH_INTERNAL_UNSUPPRESS_UNUSED_WARNINGS \
+            _Pragma( "clang diagnostic pop" )
+
+#       define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS \
+            _Pragma( "clang diagnostic push" ) \
+            _Pragma( "clang diagnostic ignored \"-Wgnu-zero-variadic-macro-arguments\"" )
+#       define CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS \
+            _Pragma( "clang diagnostic pop" )
+
+#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
+#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++
+#ifdef _MSC_VER
+
+#  if _MSC_VER >= 1900 // Visual Studio 2015 or newer
+#    define CATCH_INTERNAL_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
+#  endif
+
+// 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(_MSVC_TRADITIONAL) || (defined(_MSVC_TRADITIONAL) && _MSVC_TRADITIONAL)
+#    define CATCH_INTERNAL_CONFIG_TRADITIONAL_MSVC_PREPROCESSOR
+#  endif
+
+#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
+
+////////////////////////////////////////////////////////////////////////////////
+// Check if string_view is available and usable
+// The check is split apart to work around v140 (VS2015) preprocessor issue...
+#if defined(__has_include)
+#if __has_include(<string_view>) && defined(CATCH_CPP17_OR_GREATER)
+#    define CATCH_INTERNAL_CONFIG_CPP17_STRING_VIEW
+#endif
+#endif
+
+////////////////////////////////////////////////////////////////////////////////
+// Check if optional is available and usable
+#if defined(__has_include)
+#  if __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
+#    define CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL
+#  endif // __has_include(<optional>) && defined(CATCH_CPP17_OR_GREATER)
+#endif // __has_include
+
+////////////////////////////////////////////////////////////////////////////////
+// Check if variant is available and usable
+#if defined(__has_include)
+#  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 // __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_UNCAUGHT_EXCEPTIONS) && !defined(CATCH_CONFIG_NO_CPP17_UNCAUGHT_EXCEPTIONS) && !defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)
+#  define CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS
+#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_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_SUPPRESS_PARENTHESES_WARNINGS)
+#   define CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS
+#   define CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS
+#endif
+#if !defined(CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS)
+#   define CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
+#   define CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS
+#endif
+#if !defined(CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS)
+#   define CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS
+#   define CATCH_INTERNAL_UNSUPPRESS_UNUSED_WARNINGS
+#endif
+#if !defined(CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS)
+#   define CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_WARNINGS
+#   define CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_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
+
+// end catch_compiler_capabilities.h
+#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>
+#include <string>
+#include <cstdint>
+
+// 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 CaseSensitive { enum Choice {
+        Yes,
+        No
+    }; };
+
+    class NonCopyable {
+        NonCopyable( NonCopyable const& )              = delete;
+        NonCopyable( NonCopyable && )                  = delete;
+        NonCopyable& operator = ( NonCopyable const& ) = delete;
+        NonCopyable& operator = ( NonCopyable && )     = delete;
+
+    protected:
+        NonCopyable();
+        virtual ~NonCopyable();
+    };
+
+    struct SourceLineInfo {
+
+        SourceLineInfo() = delete;
+        SourceLineInfo( char const* _file, std::size_t _line ) noexcept
+        :   file( _file ),
+            line( _line )
+        {}
+
+        SourceLineInfo( SourceLineInfo const& other )            = default;
+        SourceLineInfo& operator = ( SourceLineInfo const& )     = default;
+        SourceLineInfo( SourceLineInfo&& )              noexcept = default;
+        SourceLineInfo& operator = ( SourceLineInfo&& ) noexcept = default;
+
+        bool empty() const noexcept;
+        bool operator == ( SourceLineInfo const& other ) const noexcept;
+        bool operator < ( SourceLineInfo const& other ) const noexcept;
+
+        char const* file;
+        std::size_t line;
+    };
+
+    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 {
+        std::string operator+() const;
+    };
+    template<typename T>
+    T const& operator + ( T const& value, StreamEndStop ) {
+        return value;
+    }
+}
+
+#define CATCH_INTERNAL_LINEINFO \
+    ::Catch::SourceLineInfo( __FILE__, static_cast<std::size_t>( __LINE__ ) )
+
+// end catch_common.h
+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_SUPPRESS_GLOBALS_WARNINGS \
+    namespace{ Catch::RegistrarForTagAliases INTERNAL_CATCH_UNIQUE_NAME( AutoRegisterTagAlias )( alias, spec, CATCH_INTERNAL_LINEINFO ); } \
+    CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS
+
+// end catch_tag_alias_autoregistrar.h
+// start catch_test_registry.h
+
+// start catch_interfaces_testcase.h
+
+#include <vector>
+
+namespace Catch {
+
+    class TestSpec;
+
+    struct ITestInvoker {
+        virtual void invoke () const = 0;
+        virtual ~ITestInvoker();
+    };
+
+    class TestCase;
+    struct IConfig;
+
+    struct ITestCaseRegistry {
+        virtual ~ITestCaseRegistry();
+        virtual std::vector<TestCase> const& getAllTests() const = 0;
+        virtual std::vector<TestCase> const& getAllTestsSorted( IConfig const& config ) const = 0;
+    };
+
+    bool matchTest( TestCase const& testCase, TestSpec const& testSpec, IConfig const& config );
+    std::vector<TestCase> filterTests( std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config );
+    std::vector<TestCase> const& getAllTestCasesSorted( IConfig const& config );
+
+}
+
+// end catch_interfaces_testcase.h
+// start catch_stringref.h
+
+#include <cstddef>
+#include <string>
+#include <iosfwd>
+
+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. c_str() must return a null terminated
+    /// string, however, and so the StringRef will internally take ownership
+    /// (taking a copy), if necessary. In theory this ownership is not externally
+    /// visible - but it does mean (substring) StringRefs should not be shared between
+    /// threads.
+    class StringRef {
+    public:
+        using size_type = std::size_t;
+
+    private:
+        friend struct StringRefTestAccess;
+
+        char const* m_start;
+        size_type m_size;
+
+        char* m_data = nullptr;
+
+        void takeOwnership();
+
+        static constexpr char const* const s_empty = "";
+
+    public: // construction/ assignment
+        StringRef() noexcept
+        :   StringRef( s_empty, 0 )
+        {}
+
+        StringRef( StringRef const& other ) noexcept
+        :   m_start( other.m_start ),
+            m_size( other.m_size )
+        {}
+
+        StringRef( StringRef&& other ) noexcept
+        :   m_start( other.m_start ),
+            m_size( other.m_size ),
+            m_data( other.m_data )
+        {
+            other.m_data = nullptr;
+        }
+
+        StringRef( char const* rawChars ) noexcept;
+
+        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() )
+        {}
+
+        ~StringRef() noexcept {
+            delete[] m_data;
+        }
+
+        auto operator = ( StringRef const &other ) noexcept -> StringRef& {
+            delete[] m_data;
+            m_data = nullptr;
+            m_start = other.m_start;
+            m_size = other.m_size;
+            return *this;
+        }
+
+        operator std::string() const;
+
+        void swap( StringRef& other ) noexcept;
+
+    public: // operators
+        auto operator == ( StringRef const& other ) const noexcept -> bool;
+        auto operator != ( StringRef const& other ) const noexcept -> bool;
+
+        auto operator[] ( size_type index ) const noexcept -> char;
+
+    public: // named queries
+        auto empty() const noexcept -> bool {
+            return m_size == 0;
+        }
+        auto size() const noexcept -> size_type {
+            return m_size;
+        }
+
+        auto numberOfCharacters() const noexcept -> size_type;
+        auto c_str() const -> char const*;
+
+    public: // substrings and searches
+        auto substr( size_type start, size_type size ) const noexcept -> StringRef;
+
+        // Returns the current start pointer.
+        // Note that the pointer can change when if the StringRef is a substring
+        auto currentData() const noexcept -> char const*;
+
+    private: // ownership queries - may not be consistent between calls
+        auto isOwned() const noexcept -> bool;
+        auto isSubstring() const noexcept -> bool;
+    };
+
+    auto operator + ( StringRef const& lhs, StringRef const& rhs ) -> std::string;
+    auto operator + ( StringRef const& lhs, char const* rhs ) -> std::string;
+    auto operator + ( char const* lhs, StringRef const& rhs ) -> std::string;
+
+    auto operator += ( std::string& lhs, StringRef const& sr ) -> std::string&;
+    auto operator << ( std::ostream& os, StringRef const& sr ) -> std::ostream&;
+
+    inline auto operator "" _sr( char const* rawChars, std::size_t size ) noexcept -> StringRef {
+        return StringRef( rawChars, size );
+    }
+
+} // namespace Catch
+
+inline auto operator "" _catch_sr( char const* rawChars, std::size_t size ) noexcept -> Catch::StringRef {
+    return Catch::StringRef( rawChars, size );
+}
+
+// end catch_stringref.h
+// start catch_type_traits.hpp
+
+
+#include <type_traits>
+
+namespace Catch{
+
+#ifdef CATCH_CPP17_OR_GREATER
+	template <typename...>
+	inline constexpr auto is_unique = std::true_type{};
+
+	template <typename T, typename... Rest>
+	inline constexpr auto is_unique<T, Rest...> = std::bool_constant<
+		(!std::is_same_v<T, Rest> && ...) && is_unique<Rest...>
+	>{};
+#else
+
+template <typename...>
+struct is_unique : std::true_type{};
+
+template <typename T0, typename T1, typename... Rest>
+struct is_unique<T0, T1, Rest...> : std::integral_constant
+<bool,
+     !std::is_same<T0, T1>::value
+     && is_unique<T0, Rest...>::value
+     && is_unique<T1, Rest...>::value
+>{};
+
+#endif
+}
+
+// end catch_type_traits.hpp
+// start catch_preprocessor.hpp
+
+
+#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, _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 L1, typename...E1, template<typename...> class L2, typename...E2> \
+    constexpr auto append(L1<E1...>, L2<E2...>) noexcept -> L1<E1...,E2...> { return {}; }\
+    template< template<typename...> class L1, typename...E1, template<typename...> class L2, typename...E2, typename...Rest>\
+    constexpr auto append(L1<E1...>, L2<E2...>, Rest...) noexcept -> decltype(append(L1<E1...,E2...>{}, Rest{}...)) { return {}; }\
+    \
+    template< template<typename...> class Container, template<typename...> class List, typename...elems>\
+    constexpr auto rewrap(List<elems...>) noexcept -> TypeList<Container<elems...>> { return {}; }\
+    template< template<typename...> class Container, template<typename...> class List, class...Elems, typename...Elements>\
+    constexpr auto rewrap(List<Elems...>,Elements...) noexcept -> decltype(append(TypeList<Container<Elems...>>{}, rewrap<Container>(Elements{}...))) { return {}; }\
+    \
+    template<template <typename...> class Final, template< typename...> class...Containers, typename...Types>\
+    constexpr auto create(TypeList<Types...>) noexcept -> decltype(append(Final<>{}, rewrap<Containers>(Types{}...)...)) { return {}; }
+
+#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 Container, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List, INTERNAL_CATCH_REMOVE_PARENS(signature)>\
+    constexpr auto rewrap(List<__VA_ARGS__>) noexcept -> TypeList<Container<__VA_ARGS__>> { return {}; }\
+    template< template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class Container, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class List, INTERNAL_CATCH_REMOVE_PARENS(signature), typename...Elements>\
+    constexpr auto rewrap(List<__VA_ARGS__>,Elements...elems) noexcept -> decltype(append(TypeList<Container<__VA_ARGS__>>{}, rewrap<Container>(elems...))) { return {}; }\
+    template<template <typename...> class Final, template<INTERNAL_CATCH_REMOVE_PARENS(signature)> class...Containers, typename...Types>\
+    constexpr auto create(TypeList<Types...>) noexcept -> decltype(append(Final<>{}, rewrap<Containers>(Types{}...)...)) { return {}; }
+
+#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
+
+// end catch_preprocessor.hpp
+// start catch_meta.hpp
+
+
+#include <type_traits>
+
+namespace Catch {
+    template<typename T>
+    struct always_false : std::false_type {};
+} // namespace Catch
+
+// end catch_meta.hpp
+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)();
+    }
+};
+
+auto makeTestInvoker( void(*testAsFunction)() ) noexcept -> ITestInvoker*;
+
+template<typename C>
+auto makeTestInvoker( void (C::*testAsMethod)() ) noexcept -> ITestInvoker* {
+    return new(std::nothrow) TestInvokerAsMethod<C>( testAsMethod );
+}
+
+struct NameAndTags {
+    NameAndTags( StringRef const& name_ = StringRef(), StringRef const& tags_ = StringRef() ) noexcept;
+    StringRef name;
+    StringRef tags;
+};
+
+struct AutoReg : NonCopyable {
+    AutoReg( ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef const& classOrMethod, NameAndTags const& nameAndTags ) noexcept;
+    ~AutoReg();
+};
+
+} // end namespace Catch
+
+#if defined(CATCH_CONFIG_DISABLE)
+    #define INTERNAL_CATCH_TESTCASE_NO_REGISTRATION( TestName, ... ) \
+        static void TestName()
+    #define INTERNAL_CATCH_TESTCASE_METHOD_NO_REGISTRATION( TestName, ClassName, ... ) \
+        namespace{                        \
+            struct TestName : INTERNAL_CATCH_REMOVE_PARENS(ClassName) { \
+                void test();              \
+            };                            \
+        }                                 \
+        void TestName::test()
+    #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_TESTCASE2( TestName, ... ) \
+        static void TestName(); \
+        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_UNSUPPRESS_GLOBALS_WARNINGS \
+        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_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_UNSUPPRESS_GLOBALS_WARNINGS
+
+    ///////////////////////////////////////////////////////////////////////////////
+    #define INTERNAL_CATCH_TEST_CASE_METHOD2( TestName, ClassName, ... )\
+        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_UNSUPPRESS_GLOBALS_WARNINGS \
+        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, ... ) \
+        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_UNSUPPRESS_GLOBALS_WARNINGS
+
+    ///////////////////////////////////////////////////////////////////////////////
+    #define INTERNAL_CATCH_TEMPLATE_TEST_CASE_2(TestName, TestFunc, Name, Tags, Signature, ... )\
+        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
+        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_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++, 0)... };/* NOLINT */ \
+                }\
+            };\
+            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
+            TestName<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();\
+            return 0;\
+        }();\
+        }\
+        }\
+        CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS \
+        CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS \
+        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_SUPPRESS_GLOBALS_WARNINGS                      \
+        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_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++, 0)... };/* NOLINT */\
+                }                                                     \
+            };                                                        \
+            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){ \
+                using TestInit = decltype(create<TestName, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>(TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(INTERNAL_CATCH_REMOVE_PARENS(TypesList))>{})); \
+                TestInit t;                                           \
+                t.reg_tests();                                        \
+                return 0;                                             \
+            }();                                                      \
+        }                                                             \
+        }                                                             \
+        CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS                    \
+        CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS              \
+        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_TEST_CASE_METHOD_2( TestNameClass, TestName, ClassName, Name, Tags, Signature, ... ) \
+        CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
+        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_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++, 0)... };/* NOLINT */ \
+                }\
+            };\
+            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
+                TestNameClass<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(__VA_ARGS__)>();\
+                return 0;\
+        }();\
+        }\
+        }\
+        CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS\
+        CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS\
+        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_SUPPRESS_GLOBALS_WARNINGS \
+        CATCH_INTERNAL_SUPPRESS_ZERO_VARIADIC_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++, 0)... };/* NOLINT */ \
+                }\
+            };\
+            static int INTERNAL_CATCH_UNIQUE_NAME( globalRegistrar ) = [](){\
+                using TestInit = decltype(create<TestNameClass, INTERNAL_CATCH_REMOVE_PARENS(TmplTypes)>(TypeList<INTERNAL_CATCH_MAKE_TYPE_LISTS_FROM_TYPES(INTERNAL_CATCH_REMOVE_PARENS(TypesList))>{}));\
+                TestInit t;\
+                t.reg_tests();\
+                return 0;\
+            }(); \
+        }\
+        }\
+        CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS \
+        CATCH_INTERNAL_UNSUPPRESS_ZERO_VARIADIC_WARNINGS \
+        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
+
+// end catch_test_registry.h
+// start catch_capture.hpp
+
+// start catch_assertionhandler.h
+
+// start catch_assertioninfo.h
+
+// start catch_result_type.h
+
+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
+
+// end catch_result_type.h
+namespace Catch {
+
+    struct AssertionInfo
+    {
+        StringRef macroName;
+        SourceLineInfo lineInfo;
+        StringRef capturedExpression;
+        ResultDisposition::Flags resultDisposition;
+
+        // We want to delete this constructor but a compiler bug in 4.8 means
+        // the struct is then treated as non-aggregate
+        //AssertionInfo() = delete;
+    };
+
+} // end namespace Catch
+
+// end catch_assertioninfo.h
+// start catch_decomposer.h
+
+// start catch_tostring.h
+
+#include <vector>
+#include <cstddef>
+#include <type_traits>
+#include <string>
+// start catch_stream.h
+
+#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 {
+        std::size_t m_index;
+        std::ostream* m_oss;
+    public:
+        ReusableStringStream();
+        ~ReusableStringStream();
+
+        auto str() const -> std::string;
+
+        template<typename T>
+        auto operator << ( T const& value ) -> ReusableStringStream& {
+            *m_oss << value;
+            return *this;
+        }
+        auto get() -> std::ostream& { return *m_oss; }
+    };
+}
+
+// end catch_stream.h
+// start catch_interfaces_enum_values_registry.h
+
+#include <vector>
+
+namespace Catch {
+
+    namespace Detail {
+        struct EnumInfo {
+            StringRef m_name;
+            std::vector<std::pair<int, std::string>> 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 ) {
+            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
+
+// end catch_interfaces_enum_values_registry.h
+
+#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
+#include <string_view>
+#endif
+
+#ifdef __OBJC__
+// start catch_objc_arc.hpp
+
+#import <Foundation/Foundation.h>
+
+#ifdef __has_feature
+#define CATCH_ARC_ENABLED __has_feature(objc_arc)
+#else
+#define CATCH_ARC_ENABLED 0
+#endif
+
+void arcSafeRelease( NSObject* obj );
+id performOptionalSelector( id obj, SEL sel );
+
+#if !CATCH_ARC_ENABLED
+inline void arcSafeRelease( NSObject* obj ) {
+    [obj release];
+}
+inline id performOptionalSelector( id obj, SEL sel ) {
+    if( [obj respondsToSelector: sel] )
+        return [obj performSelector: sel];
+    return nil;
+}
+#define CATCH_UNSAFE_UNRETAINED
+#define CATCH_ARC_STRONG
+#else
+inline void arcSafeRelease( NSObject* ){}
+inline id performOptionalSelector( id obj, SEL sel ) {
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Warc-performSelector-leaks"
+#endif
+    if( [obj respondsToSelector: sel] )
+        return [obj performSelector: sel];
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
+    return nil;
+}
+#define CATCH_UNSAFE_UNRETAINED __unsafe_unretained
+#define CATCH_ARC_STRONG __strong
+#endif
+
+// end catch_objc_arc.hpp
+#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 SS, typename TT>
+            static auto test(int)
+                -> decltype(std::declval<SS&>() << std::declval<TT>(), 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>
+        typename std::enable_if<
+            !std::is_enum<T>::value && !std::is_base_of<std::exception, T>::value,
+        std::string>::type convertUnstreamable( T const& ) {
+            return Detail::unprintableString;
+        }
+        template<typename T>
+        typename std::enable_if<
+            !std::is_enum<T>::value && std::is_base_of<std::exception, T>::value,
+         std::string>::type convertUnstreamable(T const& ex) {
+            return ex.what();
+        }
+
+        template<typename T>
+        typename std::enable_if<
+            std::is_enum<T>::value
+        , std::string>::type 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
+        typename std::enable_if<::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type
+            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
+        typename std::enable_if<!::Catch::Detail::IsStreamInsertable<Fake>::value, std::string>::type
+            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<typename std::remove_cv<typename std::remove_reference<T>::type>::type>::convert(e);
+        }
+
+        template<typename E>
+        std::string convertUnknownEnumToString( E e ) {
+            return ::Catch::Detail::stringify(static_cast<typename std::underlying_type<E>::type>(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) });
+        }
+    };
+
+    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);
+    };
+
+    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);
+    };
+
+    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>
+        std::string rangeToString(InputIterator first, InputIterator 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();
+        }
+    }
+
+#ifdef __OBJC__
+    template<>
+    struct StringMaker<NSString*> {
+        static std::string convert(NSString * nsstring) {
+            if (!nsstring)
+                return "nil";
+            return std::string("@") + [nsstring UTF8String];
+        }
+    };
+    template<>
+    struct StringMaker<NSObject*> {
+        static std::string convert(NSObject* nsObject) {
+            return ::Catch::Detail::stringify([nsObject description]);
+        }
+
+    };
+    namespace Detail {
+        inline std::string stringify( NSString* nsstring ) {
+            return StringMaker<NSString*>::convert( nsstring );
+        }
+
+    } // namespace Detail
+#endif // __OBJC__
+
+} // namespace Catch
+
+//////////////////////////////////////////////////////
+// Separate std-lib types stringification, so it can be selectively enabled
+// This means that we do not bring in
+
+#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_CHRONO_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 {
+    struct not_this_one {}; // Tag type for detecting which begin/ end are being selected
+
+    // Import begin/ end from std here so they are considered alongside the fallback (...) overloads in this namespace
+    using std::begin;
+    using std::end;
+
+    not_this_one begin( ... );
+    not_this_one end( ... );
+
+    template <typename T>
+    struct is_range {
+        static const bool value =
+            !std::is_same<decltype(begin(std::declval<T>())), not_this_one>::value &&
+            !std::is_same<decltype(end(std::declval<T>())), not_this_one>::value;
+    };
+
+#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, typename std::enable_if<is_range<R>::value && !::Catch::Detail::IsStreamInsertable<R>::value>::type> {
+        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
+#if defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
+#include <ctime>
+#include <ratio>
+#include <chrono>
+
+namespace Catch {
+
+template <class Ratio>
+struct ratio_string {
+    static std::string symbol();
+};
+
+template <class Ratio>
+std::string ratio_string<Ratio>::symbol() {
+    Catch::ReusableStringStream rss;
+    rss << '[' << Ratio::num << '/'
+        << Ratio::den << ']';
+    return rss.str();
+}
+template <>
+struct ratio_string<std::atto> {
+    static std::string symbol();
+};
+template <>
+struct ratio_string<std::femto> {
+    static std::string symbol();
+};
+template <>
+struct ratio_string<std::pico> {
+    static std::string symbol();
+};
+template <>
+struct ratio_string<std::nano> {
+    static std::string symbol();
+};
+template <>
+struct ratio_string<std::micro> {
+    static std::string symbol();
+};
+template <>
+struct ratio_string<std::milli> {
+    static std::string symbol();
+};
+
+    ////////////
+    // 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);
+        }
+    };
+}
+#endif // CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
+
+#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 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
+
+// end catch_tostring.h
+#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
+
+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 )
+        {}
+
+        // We don't actually need a virtual destructor, but many static analysers
+        // complain if it's not here :-(
+        virtual ~ITransientExpression();
+
+        bool m_isBinaryExpression;
+        bool m_result;
+
+    };
+
+    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, "==", rhs };
+        }
+        auto operator == ( bool rhs ) -> BinaryExpr<LhsT, bool> const {
+            return { m_lhs == rhs, m_lhs, "==", rhs };
+        }
+
+        template<typename RhsT>
+        auto operator != ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
+            return { compareNotEqual( m_lhs, rhs ), m_lhs, "!=", rhs };
+        }
+        auto operator != ( bool rhs ) -> BinaryExpr<LhsT, bool> const {
+            return { m_lhs != rhs, m_lhs, "!=", rhs };
+        }
+
+        template<typename RhsT>
+        auto operator > ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
+            return { static_cast<bool>(m_lhs > rhs), m_lhs, ">", rhs };
+        }
+        template<typename RhsT>
+        auto operator < ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
+            return { static_cast<bool>(m_lhs < rhs), m_lhs, "<", rhs };
+        }
+        template<typename RhsT>
+        auto operator >= ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
+            return { static_cast<bool>(m_lhs >= rhs), m_lhs, ">=", rhs };
+        }
+        template<typename RhsT>
+        auto operator <= ( RhsT const& rhs ) -> BinaryExpr<LhsT, RhsT const&> const {
+            return { static_cast<bool>(m_lhs <= rhs), m_lhs, "<=", 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
+
+// end catch_decomposer.h
+// start catch_interfaces_capture.h
+
+#include <string>
+
+namespace Catch {
+
+    class AssertionResult;
+    struct AssertionInfo;
+    struct SectionInfo;
+    struct SectionEndInfo;
+    struct MessageInfo;
+    struct MessageBuilder;
+    struct Counts;
+    struct BenchmarkInfo;
+    struct BenchmarkStats;
+    struct AssertionReaction;
+    struct SourceLineInfo;
+
+    struct ITransientExpression;
+    struct IGeneratorTracker;
+
+    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( SourceLineInfo const& lineInfo ) -> IGeneratorTracker& = 0;
+
+        virtual void benchmarkStarting( BenchmarkInfo const& info ) = 0;
+        virtual void benchmarkEnded( BenchmarkStats const& stats ) = 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();
+}
+
+// end catch_interfaces_capture.h
+namespace Catch {
+
+    struct TestFailureException{};
+    struct AssertionResultData;
+    struct IResultCapture;
+    class RunContext;
+
+    class LazyExpression {
+        friend class AssertionHandler;
+        friend struct AssertionStats;
+        friend class RunContext;
+
+        ITransientExpression const* m_transientExpression = nullptr;
+        bool m_isNegated;
+    public:
+        LazyExpression( bool isNegated );
+        LazyExpression( LazyExpression const& other );
+        LazyExpression& operator = ( LazyExpression const& ) = delete;
+
+        explicit operator bool() const;
+
+        friend auto operator << ( std::ostream& os, LazyExpression const& lazyExpr ) -> std::ostream&;
+    };
+
+    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
+
+// end catch_assertionhandler.h
+// start catch_message.h
+
+#include <string>
+#include <vector>
+
+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;
+        bool operator < ( MessageInfo const& other ) const;
+    private:
+        static unsigned int globalCount;
+    };
+
+    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 );
+        ~ScopedMessage();
+
+        MessageInfo m_info;
+        bool m_moved;
+    };
+
+    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();
+
+        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
+
+// end catch_message.h
+#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 { \
+        Catch::AssertionHandler catchAssertionHandler( macroName##_catch_sr, CATCH_INTERNAL_LINEINFO, CATCH_INTERNAL_STRINGIFY(__VA_ARGS__), resultDisposition ); \
+        INTERNAL_CATCH_TRY { \
+            CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
+            catchAssertionHandler.handleExpr( Catch::Decomposer() <= __VA_ARGS__ ); \
+            CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS \
+        } INTERNAL_CATCH_CATCH( catchAssertionHandler ) \
+        INTERNAL_CATCH_REACT( catchAssertionHandler ) \
+    } while( (void)0, (false) && static_cast<bool>( !!(__VA_ARGS__) ) ) // the expression here is never evaluated at runtime but it forces the compiler to give it a look
+    // The double negation silences MSVC's C4800 warning, the static_cast forces short-circuit evaluation if the type has overloaded &&.
+
+///////////////////////////////////////////////////////////////////////////////
+#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 )
+
+///////////////////////////////////////////////////////////////////////////////
+#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, ... ) \
+    auto varName = Catch::Capturer( 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 )
+
+///////////////////////////////////////////////////////////////////////////////
+// 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
+
+// end catch_capture.hpp
+// start catch_section.h
+
+// start catch_section_info.h
+
+// start catch_totals.h
+
+#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;
+    };
+}
+
+// end catch_totals.h
+#include <string>
+
+namespace Catch {
+
+    struct SectionInfo {
+        SectionInfo
+            (   SourceLineInfo const& _lineInfo,
+                std::string const& _name );
+
+        // Deprecated
+        SectionInfo
+            (   SourceLineInfo const& _lineInfo,
+                std::string const& _name,
+                std::string const& ) : SectionInfo( _lineInfo, _name ) {}
+
+        std::string name;
+        std::string description; // !Deprecated: this will always be empty
+        SourceLineInfo lineInfo;
+    };
+
+    struct SectionEndInfo {
+        SectionInfo sectionInfo;
+        Counts prevAssertions;
+        double durationInSeconds;
+    };
+
+} // end namespace Catch
+
+// end catch_section_info.h
+// start catch_timer.h
+
+#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
+
+// end catch_timer.h
+#include <string>
+
+namespace Catch {
+
+    class Section : NonCopyable {
+    public:
+        Section( SectionInfo const& info );
+        ~Section();
+
+        // This indicates whether the section should be executed or not
+        explicit operator bool() const;
+
+    private:
+        SectionInfo m_info;
+
+        std::string m_name;
+        Counts m_assertions;
+        bool m_sectionIncluded;
+        Timer m_timer;
+    };
+
+} // end namespace Catch
+
+#define INTERNAL_CATCH_SECTION( ... ) \
+    CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
+    if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, __VA_ARGS__ ) ) \
+    CATCH_INTERNAL_UNSUPPRESS_UNUSED_WARNINGS
+
+#define INTERNAL_CATCH_DYNAMIC_SECTION( ... ) \
+    CATCH_INTERNAL_SUPPRESS_UNUSED_WARNINGS \
+    if( Catch::Section const& INTERNAL_CATCH_UNIQUE_NAME( catch_internal_Section ) = Catch::SectionInfo( CATCH_INTERNAL_LINEINFO, (Catch::ReusableStringStream() << __VA_ARGS__).str() ) ) \
+    CATCH_INTERNAL_UNSUPPRESS_UNUSED_WARNINGS
+
+// end catch_section.h
+// start catch_benchmark.h
+
+#include <cstdint>
+#include <string>
+
+namespace Catch {
+
+    class BenchmarkLooper {
+
+        std::string m_name;
+        std::size_t m_count = 0;
+        std::size_t m_iterationsToRun = 1;
+        uint64_t m_resolution;
+        Timer m_timer;
+
+        static auto getResolution() -> uint64_t;
+    public:
+        // Keep most of this inline as it's on the code path that is being timed
+        BenchmarkLooper( StringRef name )
+        :   m_name( name ),
+            m_resolution( getResolution() )
+        {
+            reportStart();
+            m_timer.start();
+        }
+
+        explicit operator bool() {
+            if( m_count < m_iterationsToRun )
+                return true;
+            return needsMoreIterations();
+        }
+
+        void increment() {
+            ++m_count;
+        }
+
+        void reportStart();
+        auto needsMoreIterations() -> bool;
+    };
+
+} // end namespace Catch
+
+#define BENCHMARK( name ) \
+    for( Catch::BenchmarkLooper looper( name ); looper; looper.increment() )
+
+// end catch_benchmark.h
+// start catch_interfaces_exception.h
+
+// start catch_interfaces_registry_hub.h
+
+#include <string>
+#include <memory>
+
+namespace Catch {
+
+    class TestCase;
+    struct ITestCaseRegistry;
+    struct IExceptionTranslatorRegistry;
+    struct IExceptionTranslator;
+    struct IReporterRegistry;
+    struct IReporterFactory;
+    struct ITagAliasRegistry;
+    struct IMutableEnumValuesRegistry;
+
+    class StartupExceptionRegistry;
+
+    using IReporterFactoryPtr = std::shared_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 const& factory ) = 0;
+        virtual void registerListener( IReporterFactoryPtr const& factory ) = 0;
+        virtual void registerTest( TestCase const& testInfo ) = 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();
+
+}
+
+// end catch_interfaces_registry_hub.h
+#if defined(CATCH_CONFIG_DISABLE)
+    #define INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( translatorName, signature) \
+        static std::string translatorName( signature )
+#endif
+
+#include <exception>
+#include <string>
+#include <vector>
+
+namespace Catch {
+    using exceptionTranslateFunction = std::string(*)();
+
+    struct IExceptionTranslator;
+    using ExceptionTranslators = std::vector<std::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;
+    };
+
+    class ExceptionTranslatorRegistrar {
+        template<typename T>
+        class ExceptionTranslator : public IExceptionTranslator {
+        public:
+
+            ExceptionTranslator( std::string(*translateFunction)( T& ) )
+            : m_translateFunction( translateFunction )
+            {}
+
+            std::string translate( ExceptionTranslators::const_iterator it, ExceptionTranslators::const_iterator itEnd ) const override {
+                try {
+                    if( it == itEnd )
+                        std::rethrow_exception(std::current_exception());
+                    else
+                        return (*it)->translate( it+1, itEnd );
+                }
+                catch( T& ex ) {
+                    return m_translateFunction( ex );
+                }
+            }
+
+        protected:
+            std::string(*m_translateFunction)( T& );
+        };
+
+    public:
+        template<typename T>
+        ExceptionTranslatorRegistrar( std::string(*translateFunction)( T& ) ) {
+            getMutableRegistryHub().registerTranslator
+                ( new ExceptionTranslator<T>( translateFunction ) );
+        }
+    };
+}
+
+///////////////////////////////////////////////////////////////////////////////
+#define INTERNAL_CATCH_TRANSLATE_EXCEPTION2( translatorName, signature ) \
+    static std::string translatorName( signature ); \
+    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS \
+    namespace{ Catch::ExceptionTranslatorRegistrar INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionRegistrar )( &translatorName ); } \
+    CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS \
+    static std::string translatorName( signature )
+
+#define INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION2( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )
+
+// end catch_interfaces_exception.h
+// start catch_approx.h
+
+#include <type_traits>
+
+namespace Catch {
+namespace Detail {
+
+    class Approx {
+    private:
+        bool equalityComparisonImpl(double other) const;
+        // Validates the new margin (margin >= 0)
+        // out-of-line to avoid including stdexcept in the header
+        void setMargin(double margin);
+        // Validates the new epsilon (0 < epsilon < 1)
+        // out-of-line to avoid including stdexcept in the header
+        void setEpsilon(double epsilon);
+
+    public:
+        explicit Approx ( double value );
+
+        static Approx custom();
+
+        Approx operator-() const;
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        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 = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        explicit Approx( T const& value ): Approx(static_cast<double>(value))
+        {}
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        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 = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        friend bool operator == ( Approx const& lhs, const T& rhs ) {
+            return operator==( rhs, lhs );
+        }
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        friend bool operator != ( T const& lhs, Approx const& rhs ) {
+            return !operator==( lhs, rhs );
+        }
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        friend bool operator != ( Approx const& lhs, T const& rhs ) {
+            return !operator==( rhs, lhs );
+        }
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        friend bool operator <= ( T const& lhs, Approx const& rhs ) {
+            return static_cast<double>(lhs) < rhs.m_value || lhs == rhs;
+        }
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        friend bool operator <= ( Approx const& lhs, T const& rhs ) {
+            return lhs.m_value < static_cast<double>(rhs) || lhs == rhs;
+        }
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        friend bool operator >= ( T const& lhs, Approx const& rhs ) {
+            return static_cast<double>(lhs) > rhs.m_value || lhs == rhs;
+        }
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        friend bool operator >= ( Approx const& lhs, T const& rhs ) {
+            return lhs.m_value > static_cast<double>(rhs) || lhs == rhs;
+        }
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        Approx& epsilon( T const& newEpsilon ) {
+            double epsilonAsDouble = static_cast<double>(newEpsilon);
+            setEpsilon(epsilonAsDouble);
+            return *this;
+        }
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        Approx& margin( T const& newMargin ) {
+            double marginAsDouble = static_cast<double>(newMargin);
+            setMargin(marginAsDouble);
+            return *this;
+        }
+
+        template <typename T, typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+        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;
+    };
+} // end namespace Detail
+
+namespace literals {
+    Detail::Approx operator "" _a(long double val);
+    Detail::Approx operator "" _a(unsigned long long val);
+} // end namespace literals
+
+template<>
+struct StringMaker<Catch::Detail::Approx> {
+    static std::string convert(Catch::Detail::Approx const& value);
+};
+
+} // end namespace Catch
+
+// end catch_approx.h
+// start catch_string_manip.h
+
+#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 );
+    std::string trim( std::string const& str );
+
+    // !!! 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;
+    };
+}
+
+// end catch_string_manip.h
+#ifndef CATCH_CONFIG_DISABLE_MATCHERS
+// start catch_capture_matchers.h
+
+// start catch_matchers.h
+
+#include <string>
+#include <vector>
+
+namespace Catch {
+namespace Matchers {
+    namespace Impl {
+
+        template<typename ArgT> struct MatchAllOf;
+        template<typename ArgT> struct MatchAnyOf;
+        template<typename ArgT> struct MatchNotOf;
+
+        class MatcherUntypedBase {
+        public:
+            MatcherUntypedBase() = default;
+            MatcherUntypedBase ( MatcherUntypedBase const& ) = default;
+            MatcherUntypedBase& operator = ( MatcherUntypedBase const& ) = delete;
+            std::string toString() const;
+
+        protected:
+            virtual ~MatcherUntypedBase();
+            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> {
+
+            MatchAllOf<T> operator && ( MatcherBase const& other ) const;
+            MatchAnyOf<T> operator || ( MatcherBase const& other ) const;
+            MatchNotOf<T> operator ! () const;
+        };
+
+        template<typename ArgT>
+        struct MatchAllOf : MatcherBase<ArgT> {
+            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;
+            }
+
+            MatchAllOf<ArgT>& operator && ( MatcherBase<ArgT> const& other ) {
+                m_matchers.push_back( &other );
+                return *this;
+            }
+
+            std::vector<MatcherBase<ArgT> const*> m_matchers;
+        };
+        template<typename ArgT>
+        struct MatchAnyOf : MatcherBase<ArgT> {
+
+            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;
+            }
+
+            MatchAnyOf<ArgT>& operator || ( MatcherBase<ArgT> const& other ) {
+                m_matchers.push_back( &other );
+                return *this;
+            }
+
+            std::vector<MatcherBase<ArgT> const*> m_matchers;
+        };
+
+        template<typename ArgT>
+        struct MatchNotOf : MatcherBase<ArgT> {
+
+            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();
+            }
+            MatcherBase<ArgT> const& m_underlyingMatcher;
+        };
+
+        template<typename T>
+        MatchAllOf<T> MatcherBase<T>::operator && ( MatcherBase const& other ) const {
+            return MatchAllOf<T>() && *this && other;
+        }
+        template<typename T>
+        MatchAnyOf<T> MatcherBase<T>::operator || ( MatcherBase const& other ) const {
+            return MatchAnyOf<T>() || *this || other;
+        }
+        template<typename T>
+        MatchNotOf<T> MatcherBase<T>::operator ! () const {
+            return MatchNotOf<T>( *this );
+        }
+
+    } // namespace Impl
+
+} // namespace Matchers
+
+using namespace Matchers;
+using Matchers::Impl::MatcherBase;
+
+} // namespace Catch
+
+// end catch_matchers.h
+// start catch_matchers_floating.h
+
+#include <type_traits>
+#include <cmath>
+
+namespace Catch {
+namespace Matchers {
+
+    namespace Floating {
+
+        enum class FloatingPointKind : uint8_t;
+
+        struct WithinAbsMatcher : 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 : MatcherBase<double> {
+            WithinUlpsMatcher(double target, int ulps, FloatingPointKind baseType);
+            bool match(double const& matchee) const override;
+            std::string describe() const override;
+        private:
+            double m_target;
+            int m_ulps;
+            FloatingPointKind m_type;
+        };
+
+    } // namespace Floating
+
+    // The following functions create the actual matcher objects.
+    // This allows the types to be inferred
+    Floating::WithinUlpsMatcher WithinULP(double target, int maxUlpDiff);
+    Floating::WithinUlpsMatcher WithinULP(float target, int maxUlpDiff);
+    Floating::WithinAbsMatcher WithinAbs(double target, double margin);
+
+} // namespace Matchers
+} // namespace Catch
+
+// end catch_matchers_floating.h
+// start catch_matchers_generic.hpp
+
+#include <functional>
+#include <string>
+
+namespace Catch {
+namespace Matchers {
+namespace Generic {
+
+namespace Detail {
+    std::string finalizeDescription(const std::string& desc);
+}
+
+template <typename T>
+class PredicateMatcher : public MatcherBase<T> {
+    std::function<bool(T const&)> m_predicate;
+    std::string m_description;
+public:
+
+    PredicateMatcher(std::function<bool(T const&)> const& elem, std::string const& descr)
+        :m_predicate(std::move(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;
+    }
+};
+
+} // namespace Generic
+
+    // The following functions create the actual matcher objects.
+    // The user has to explicitly specify type to the function, because
+    // inferring std::function<bool(T const&)> is hard (but possible) and
+    // requires a lot of TMP.
+    template<typename T>
+    Generic::PredicateMatcher<T> Predicate(std::function<bool(T const&)> const& predicate, std::string const& description = "") {
+        return Generic::PredicateMatcher<T>(predicate, description);
+    }
+
+} // namespace Matchers
+} // namespace Catch
+
+// end catch_matchers_generic.hpp
+// start catch_matchers_string.h
+
+#include <string>
+
+namespace Catch {
+namespace Matchers {
+
+    namespace StdString {
+
+        struct CasedString
+        {
+            CasedString( std::string const& str, CaseSensitive::Choice caseSensitivity );
+            std::string adjustString( std::string const& str ) const;
+            std::string caseSensitivitySuffix() const;
+
+            CaseSensitive::Choice 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 EqualsMatcher : StringMatcherBase {
+            EqualsMatcher( CasedString const& comparator );
+            bool match( std::string const& source ) const override;
+        };
+        struct ContainsMatcher : StringMatcherBase {
+            ContainsMatcher( CasedString const& comparator );
+            bool match( std::string const& source ) const override;
+        };
+        struct StartsWithMatcher : StringMatcherBase {
+            StartsWithMatcher( CasedString const& comparator );
+            bool match( std::string const& source ) const override;
+        };
+        struct EndsWithMatcher : StringMatcherBase {
+            EndsWithMatcher( CasedString const& comparator );
+            bool match( std::string const& source ) const override;
+        };
+
+        struct RegexMatcher : MatcherBase<std::string> {
+            RegexMatcher( std::string regex, CaseSensitive::Choice caseSensitivity );
+            bool match( std::string const& matchee ) const override;
+            std::string describe() const override;
+
+        private:
+            std::string m_regex;
+            CaseSensitive::Choice m_caseSensitivity;
+        };
+
+    } // namespace StdString
+
+    // The following functions create the actual matcher objects.
+    // This allows the types to be inferred
+
+    StdString::EqualsMatcher Equals( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes );
+    StdString::ContainsMatcher Contains( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes );
+    StdString::EndsWithMatcher EndsWith( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes );
+    StdString::StartsWithMatcher StartsWith( std::string const& str, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes );
+    StdString::RegexMatcher Matches( std::string const& regex, CaseSensitive::Choice caseSensitivity = CaseSensitive::Yes );
+
+} // namespace Matchers
+} // namespace Catch
+
+// end catch_matchers_string.h
+// start catch_matchers_vector.h
+
+#include <algorithm>
+
+namespace Catch {
+namespace Matchers {
+
+    namespace Vector {
+        template<typename T>
+        struct ContainsElementMatcher : MatcherBase<std::vector<T>> {
+
+            ContainsElementMatcher(T const &comparator) : m_comparator( comparator) {}
+
+            bool match(std::vector<T> 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>
+        struct ContainsMatcher : MatcherBase<std::vector<T>> {
+
+            ContainsMatcher(std::vector<T> const &comparator) : m_comparator( comparator ) {}
+
+            bool match(std::vector<T> 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> const& m_comparator;
+        };
+
+        template<typename T>
+        struct EqualsMatcher : MatcherBase<std::vector<T>> {
+
+            EqualsMatcher(std::vector<T> const &comparator) : m_comparator( comparator ) {}
+
+            bool match(std::vector<T> 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> const& m_comparator;
+        };
+
+        template<typename T>
+        struct ApproxMatcher : MatcherBase<std::vector<T>> {
+
+            ApproxMatcher(std::vector<T> const& comparator) : m_comparator( comparator ) {}
+
+            bool match(std::vector<T> 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 = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+            ApproxMatcher& epsilon( T const& newEpsilon ) {
+                approx.epsilon(newEpsilon);
+                return *this;
+            }
+            template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+            ApproxMatcher& margin( T const& newMargin ) {
+                approx.margin(newMargin);
+                return *this;
+            }
+            template <typename = typename std::enable_if<std::is_constructible<double, T>::value>::type>
+            ApproxMatcher& scale( T const& newScale ) {
+                approx.scale(newScale);
+                return *this;
+            }
+
+            std::vector<T> const& m_comparator;
+            mutable Catch::Detail::Approx approx = Catch::Detail::Approx::custom();
+        };
+
+        template<typename T>
+        struct UnorderedEqualsMatcher : MatcherBase<std::vector<T>> {
+            UnorderedEqualsMatcher(std::vector<T> const& target) : m_target(target) {}
+            bool match(std::vector<T> const& vec) const override {
+                // Note: This is a reimplementation of std::is_permutation,
+                //       because I don't want to include <algorithm> inside the common path
+                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> const& m_target;
+        };
+
+    } // namespace Vector
+
+    // The following functions create the actual matcher objects.
+    // This allows the types to be inferred
+
+    template<typename T>
+    Vector::ContainsMatcher<T> Contains( std::vector<T> const& comparator ) {
+        return Vector::ContainsMatcher<T>( comparator );
+    }
+
+    template<typename T>
+    Vector::ContainsElementMatcher<T> VectorContains( T const& comparator ) {
+        return Vector::ContainsElementMatcher<T>( comparator );
+    }
+
+    template<typename T>
+    Vector::EqualsMatcher<T> Equals( std::vector<T> const& comparator ) {
+        return Vector::EqualsMatcher<T>( comparator );
+    }
+
+    template<typename T>
+    Vector::ApproxMatcher<T> Approx( std::vector<T> const& comparator ) {
+        return Vector::ApproxMatcher<T>( comparator );
+    }
+
+    template<typename T>
+    Vector::UnorderedEqualsMatcher<T> UnorderedEquals(std::vector<T> const& target) {
+        return Vector::UnorderedEqualsMatcher<T>(target);
+    }
+
+} // namespace Matchers
+} // namespace Catch
+
+// end catch_matchers_vector.h
+namespace Catch {
+
+    template<typename ArgT, typename MatcherT>
+    class MatchExpr : public ITransientExpression {
+        ArgT const& m_arg;
+        MatcherT m_matcher;
+        StringRef m_matcherString;
+    public:
+        MatchExpr( ArgT const& arg, MatcherT const& matcher, StringRef const& matcherString )
+        :   ITransientExpression{ true, matcher.match( arg ) },
+            m_arg( 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;
+        }
+    };
+
+    using StringMatcher = Matchers::Impl::MatcherBase<std::string>;
+
+    void handleExceptionMatchExpr( AssertionHandler& handler, StringMatcher const& matcher, StringRef const& matcherString  );
+
+    template<typename ArgT, typename MatcherT>
+    auto makeMatchExpr( ArgT const& arg, MatcherT const& matcher, StringRef const& matcherString  ) -> MatchExpr<ArgT, MatcherT> {
+        return MatchExpr<ArgT, MatcherT>( 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 )
+
+// end catch_capture_matchers.h
+#endif
+// start catch_generators.hpp
+
+// start catch_interfaces_generatortracker.h
+
+
+#include <memory>
+
+namespace Catch {
+
+    namespace Generators {
+        class GeneratorUntypedBase {
+        public:
+            GeneratorUntypedBase() = default;
+            virtual ~GeneratorUntypedBase();
+            // 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 = std::unique_ptr<GeneratorUntypedBase>;
+
+    } // namespace Generators
+
+    struct IGeneratorTracker {
+        virtual ~IGeneratorTracker();
+        virtual auto hasGenerator() const -> bool = 0;
+        virtual auto getGenerator() const -> Generators::GeneratorBasePtr const& = 0;
+        virtual void setGenerator( Generators::GeneratorBasePtr&& generator ) = 0;
+    };
+
+} // namespace Catch
+
+// end catch_interfaces_generatortracker.h
+// start catch_enforce.h
+
+#include <stdexcept>
+
+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
+} // namespace Catch;
+
+#define CATCH_PREPARE_EXCEPTION( type, msg ) \
+    type( ( Catch::ReusableStringStream() << msg ).str() )
+#define CATCH_INTERNAL_ERROR( msg ) \
+    Catch::throw_exception(CATCH_PREPARE_EXCEPTION( std::logic_error, CATCH_INTERNAL_LINEINFO << ": Internal Catch error: " << msg))
+#define CATCH_ERROR( msg ) \
+    Catch::throw_exception(CATCH_PREPARE_EXCEPTION( std::domain_error, msg ))
+#define CATCH_RUNTIME_ERROR( msg ) \
+    Catch::throw_exception(CATCH_PREPARE_EXCEPTION( std::runtime_error, msg ))
+#define CATCH_ENFORCE( condition, msg ) \
+    do{ if( !(condition) ) CATCH_ERROR( msg ); } while(false)
+
+// end catch_enforce.h
+#include <memory>
+#include <vector>
+#include <cassert>
+
+#include <utility>
+#include <exception>
+
+namespace Catch {
+
+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;
+};
+
+namespace Generators {
+
+    // !TBD move this into its own location?
+    namespace pf{
+        template<typename T, typename... Args>
+        std::unique_ptr<T> make_unique( Args&&... args ) {
+            return std::unique_ptr<T>(new T(std::forward<Args>(args)...));
+        }
+    }
+
+    template<typename T>
+    struct IGenerator : GeneratorUntypedBase {
+        virtual ~IGenerator() = 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>
+    class SingleValueGenerator final : public IGenerator<T> {
+        T m_value;
+    public:
+        SingleValueGenerator(T const& value) : m_value( value ) {}
+        SingleValueGenerator(T&& value) : m_value(std::move(value)) {}
+
+        T const& get() const override {
+            return m_value;
+        }
+        bool next() override {
+            return false;
+        }
+    };
+
+    template<typename T>
+    class FixedValuesGenerator final : public IGenerator<T> {
+        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>
+    class GeneratorWrapper final {
+        std::unique_ptr<IGenerator<T>> m_generator;
+    public:
+        GeneratorWrapper(std::unique_ptr<IGenerator<T>> generator):
+            m_generator(std::move(generator))
+        {}
+        T const& get() const {
+            return m_generator->get();
+        }
+        bool next() {
+            return m_generator->next();
+        }
+    };
+
+    template <typename T>
+    GeneratorWrapper<T> value(T&& value) {
+        return GeneratorWrapper<T>(pf::make_unique<SingleValueGenerator<T>>(std::forward<T>(value)));
+    }
+    template <typename T>
+    GeneratorWrapper<T> values(std::initializer_list<T> values) {
+        return GeneratorWrapper<T>(pf::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::move(val)));
+        }
+        template<typename U>
+        void populate(U&& val) {
+            populate(T(std::move(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<typename std::decay<Ts>::type...>> 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( 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( SourceLineInfo const& lineInfo, L const& generatorExpression ) -> decltype(std::declval<decltype(generatorExpression())>().get()) {
+        using UnderlyingType = typename decltype(generatorExpression())::type;
+
+        IGeneratorTracker& tracker = acquireGeneratorTracker( lineInfo );
+        if (!tracker.hasGenerator()) {
+            tracker.setGenerator(pf::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( CATCH_INTERNAL_LINEINFO, [ ]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } )
+#define GENERATE_COPY( ... ) \
+    Catch::Generators::generate( CATCH_INTERNAL_LINEINFO, [=]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } )
+#define GENERATE_REF( ... ) \
+    Catch::Generators::generate( CATCH_INTERNAL_LINEINFO, [&]{ using namespace Catch::Generators; return makeGenerators( __VA_ARGS__ ); } )
+
+// end catch_generators.hpp
+// start catch_generators_generic.hpp
+
+namespace Catch {
+namespace Generators {
+
+    template <typename T>
+    class TakeGenerator : 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>(pf::make_unique<TakeGenerator<T>>(target, std::move(generator)));
+    }
+
+    template <typename T, typename Predicate>
+    class FilterGenerator : 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) {
+                    Catch::throw_exception(GeneratorException("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>(std::unique_ptr<IGenerator<T>>(pf::make_unique<FilterGenerator<T, Predicate>>(std::forward<Predicate>(pred), std::move(generator))));
+    }
+
+    template <typename T>
+    class RepeatGenerator : public IGenerator<T> {
+        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>(pf::make_unique<RepeatGenerator<T>>(repeats, std::move(generator)));
+    }
+
+    template <typename T, typename U, typename Func>
+    class MapGenerator : 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;
+        }
+    };
+
+#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. Also *_t format is preferred over
+    // typename *::type format.
+    template <typename Func, typename U>
+    using MapFunctionReturnType = std::remove_reference_t<std::remove_cv_t<std::invoke_result_t<Func, U>>>;
+#else
+    template <typename Func, typename U>
+    using MapFunctionReturnType = typename std::remove_reference<typename std::remove_cv<typename std::result_of<Func(U)>::type>::type>::type;
+#endif
+
+    template <typename Func, typename U, typename T = MapFunctionReturnType<Func, U>>
+    GeneratorWrapper<T> map(Func&& function, GeneratorWrapper<U>&& generator) {
+        return GeneratorWrapper<T>(
+            pf::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>(
+            pf::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);
+            m_chunk.push_back(m_generator.get());
+            for (size_t i = 1; i < m_chunk_size; ++i) {
+                if (!m_generator.next()) {
+                    Catch::throw_exception(GeneratorException("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>>(
+            pf::make_unique<ChunkGenerator<T>>(size, std::move(generator))
+        );
+    }
+
+} // namespace Generators
+} // namespace Catch
+
+// end catch_generators_generic.hpp
+// start catch_generators_specific.hpp
+
+// start catch_context.h
+
+#include <memory>
+
+namespace Catch {
+
+    struct IResultCapture;
+    struct IRunner;
+    struct IConfig;
+    struct IMutableContext;
+
+    using IConfigPtr = std::shared_ptr<IConfig const>;
+
+    struct IContext
+    {
+        virtual ~IContext();
+
+        virtual IResultCapture* getResultCapture() = 0;
+        virtual IRunner* getRunner() = 0;
+        virtual IConfigPtr const& getConfig() const = 0;
+    };
+
+    struct IMutableContext : IContext
+    {
+        virtual ~IMutableContext();
+        virtual void setResultCapture( IResultCapture* resultCapture ) = 0;
+        virtual void setRunner( IRunner* runner ) = 0;
+        virtual void setConfig( IConfigPtr const& config ) = 0;
+
+    private:
+        static IMutableContext *currentContext;
+        friend IMutableContext& getCurrentMutableContext();
+        friend void cleanUpContext();
+        static void createContext();
+    };
+
+    inline IMutableContext& getCurrentMutableContext()
+    {
+        if( !IMutableContext::currentContext )
+            IMutableContext::createContext();
+        return *IMutableContext::currentContext;
+    }
+
+    inline IContext& getCurrentContext()
+    {
+        return getCurrentMutableContext();
+    }
+
+    void cleanUpContext();
+}
+
+// end catch_context.h
+// start catch_interfaces_config.h
+
+#include <iosfwd>
+#include <string>
+#include <vector>
+#include <memory>
+
+namespace Catch {
+
+    enum class Verbosity {
+        Quiet = 0,
+        Normal,
+        High
+    };
+
+    struct WarnAbout { enum What {
+        Nothing = 0x00,
+        NoAssertions = 0x01,
+        NoTests = 0x02
+    }; };
+
+    struct ShowDurations { enum OrNot {
+        DefaultForReporter,
+        Always,
+        Never
+    }; };
+    struct RunTests { enum InWhatOrder {
+        InDeclarationOrder,
+        InLexicographicalOrder,
+        InRandomOrder
+    }; };
+    struct UseColour { enum YesOrNo {
+        Auto,
+        Yes,
+        No
+    }; };
+    struct WaitForKeypress { enum When {
+        Never,
+        BeforeStart = 1,
+        BeforeExit = 2,
+        BeforeStartAndExit = BeforeStart | BeforeExit
+    }; };
+
+    class TestSpec;
+
+    struct IConfig : 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::OrNot showDurations() const = 0;
+        virtual TestSpec const& testSpec() const = 0;
+        virtual bool hasTestFilters() const = 0;
+        virtual std::vector<std::string> const& getTestsOrTags() const = 0;
+        virtual RunTests::InWhatOrder runOrder() const = 0;
+        virtual unsigned int rngSeed() const = 0;
+        virtual int benchmarkResolutionMultiple() const = 0;
+        virtual UseColour::YesOrNo useColour() const = 0;
+        virtual std::vector<std::string> const& getSectionsToRun() const = 0;
+        virtual Verbosity verbosity() const = 0;
+    };
+
+    using IConfigPtr = std::shared_ptr<IConfig const>;
+}
+
+// end catch_interfaces_config.h
+#include <random>
+
+namespace Catch {
+namespace Generators {
+
+template <typename Float>
+class RandomFloatingGenerator final : public IGenerator<Float> {
+    // FIXME: What is the right seed?
+    std::minstd_rand m_rand;
+    std::uniform_real_distribution<Float> m_dist;
+    Float m_current_number;
+public:
+
+    RandomFloatingGenerator(Float a, Float b):
+        m_rand(getCurrentContext().getConfig()->rngSeed()),
+        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_rand);
+        return true;
+    }
+};
+
+template <typename Integer>
+class RandomIntegerGenerator final : public IGenerator<Integer> {
+    std::minstd_rand m_rand;
+    std::uniform_int_distribution<Integer> m_dist;
+    Integer m_current_number;
+public:
+
+    RandomIntegerGenerator(Integer a, Integer b):
+        m_rand(getCurrentContext().getConfig()->rngSeed()),
+        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_rand);
+        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>
+typename std::enable_if<std::is_integral<T>::value && !std::is_same<T, bool>::value,
+GeneratorWrapper<T>>::type
+random(T a, T b) {
+    return GeneratorWrapper<T>(
+        pf::make_unique<RandomIntegerGenerator<T>>(a, b)
+    );
+}
+
+template <typename T>
+typename std::enable_if<std::is_floating_point<T>::value,
+GeneratorWrapper<T>>::type
+random(T a, T b) {
+    return GeneratorWrapper<T>(
+        pf::make_unique<RandomFloatingGenerator<T>>(a, b)
+    );
+}
+
+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_integral<T>::value && !std::is_same<T, bool>::value, "Type must be an integer");
+    return GeneratorWrapper<T>(pf::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>(pf::make_unique<RangeGenerator<T>>(start, end));
+}
+
+} // namespace Generators
+} // namespace Catch
+
+// end catch_generators_specific.hpp
+
+// These files are included here so the single_include script doesn't put them
+// in the conditionally compiled sections
+// start catch_test_case_info.h
+
+#include <string>
+#include <vector>
+#include <memory>
+
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wpadded"
+#endif
+
+namespace Catch {
+
+    struct ITestInvoker;
+
+    struct TestCaseInfo {
+        enum SpecialProperties{
+            None = 0,
+            IsHidden = 1 << 1,
+            ShouldFail = 1 << 2,
+            MayFail = 1 << 3,
+            Throws = 1 << 4,
+            NonPortable = 1 << 5,
+            Benchmark = 1 << 6
+        };
+
+        TestCaseInfo(   std::string const& _name,
+                        std::string const& _className,
+                        std::string const& _description,
+                        std::vector<std::string> const& _tags,
+                        SourceLineInfo const& _lineInfo );
+
+        friend void setTags( TestCaseInfo& testCaseInfo, std::vector<std::string> tags );
+
+        bool isHidden() const;
+        bool throws() const;
+        bool okToFail() const;
+        bool expectedToFail() const;
+
+        std::string tagsAsString() const;
+
+        std::string name;
+        std::string className;
+        std::string description;
+        std::vector<std::string> tags;
+        std::vector<std::string> lcaseTags;
+        SourceLineInfo lineInfo;
+        SpecialProperties properties;
+    };
+
+    class TestCase : public TestCaseInfo {
+    public:
+
+        TestCase( ITestInvoker* testCase, TestCaseInfo&& info );
+
+        TestCase withName( std::string const& _newName ) const;
+
+        void invoke() const;
+
+        TestCaseInfo const& getTestCaseInfo() const;
+
+        bool operator == ( TestCase const& other ) const;
+        bool operator < ( TestCase const& other ) const;
+
+    private:
+        std::shared_ptr<ITestInvoker> test;
+    };
+
+    TestCase makeTestCase(  ITestInvoker* testCase,
+                            std::string const& className,
+                            NameAndTags const& nameAndTags,
+                            SourceLineInfo const& lineInfo );
+}
+
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
+
+// end catch_test_case_info.h
+// start catch_interfaces_runner.h
+
+namespace Catch {
+
+    struct IRunner {
+        virtual ~IRunner();
+        virtual bool aborting() const = 0;
+    };
+}
+
+// end catch_interfaces_runner.h
+
+#ifdef __OBJC__
+// start catch_objc.hpp
+
+#import <objc/runtime.h>
+
+#include <string>
+
+// NB. Any general catch headers included here must be included
+// in catch.hpp first to make sure they are included by the single
+// header for non obj-usage
+
+///////////////////////////////////////////////////////////////////////////////
+// This protocol is really only here for (self) documenting purposes, since
+// all its methods are optional.
+@protocol OcFixture
+
+@optional
+
+-(void) setUp;
+-(void) tearDown;
+
+@end
+
+namespace Catch {
+
+    class OcMethod : public ITestInvoker {
+
+    public:
+        OcMethod( Class cls, SEL sel ) : m_cls( cls ), m_sel( sel ) {}
+
+        virtual void invoke() const {
+            id obj = [[m_cls alloc] init];
+
+            performOptionalSelector( obj, @selector(setUp)  );
+            performOptionalSelector( obj, m_sel );
+            performOptionalSelector( obj, @selector(tearDown)  );
+
+            arcSafeRelease( obj );
+        }
+    private:
+        virtual ~OcMethod() {}
+
+        Class m_cls;
+        SEL m_sel;
+    };
+
+    namespace Detail{
+
+        inline std::string getAnnotation(   Class cls,
+                                            std::string const& annotationName,
+                                            std::string const& testCaseName ) {
+            NSString* selStr = [[NSString alloc] initWithFormat:@"Catch_%s_%s", annotationName.c_str(), testCaseName.c_str()];
+            SEL sel = NSSelectorFromString( selStr );
+            arcSafeRelease( selStr );
+            id value = performOptionalSelector( cls, sel );
+            if( value )
+                return [(NSString*)value UTF8String];
+            return "";
+        }
+    }
+
+    inline std::size_t registerTestMethods() {
+        std::size_t noTestMethods = 0;
+        int noClasses = objc_getClassList( nullptr, 0 );
+
+        Class* classes = (CATCH_UNSAFE_UNRETAINED Class *)malloc( sizeof(Class) * noClasses);
+        objc_getClassList( classes, noClasses );
+
+        for( int c = 0; c < noClasses; c++ ) {
+            Class cls = classes[c];
+            {
+                u_int count;
+                Method* methods = class_copyMethodList( cls, &count );
+                for( u_int m = 0; m < count ; m++ ) {
+                    SEL selector = method_getName(methods[m]);
+                    std::string methodName = sel_getName(selector);
+                    if( startsWith( methodName, "Catch_TestCase_" ) ) {
+                        std::string testCaseName = methodName.substr( 15 );
+                        std::string name = Detail::getAnnotation( cls, "Name", testCaseName );
+                        std::string desc = Detail::getAnnotation( cls, "Description", testCaseName );
+                        const char* className = class_getName( cls );
+
+                        getMutableRegistryHub().registerTest( makeTestCase( new OcMethod( cls, selector ), className, NameAndTags( name.c_str(), desc.c_str() ), SourceLineInfo("",0) ) );
+                        noTestMethods++;
+                    }
+                }
+                free(methods);
+            }
+        }
+        return noTestMethods;
+    }
+
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+
+    namespace Matchers {
+        namespace Impl {
+        namespace NSStringMatchers {
+
+            struct StringHolder : MatcherBase<NSString*>{
+                StringHolder( NSString* substr ) : m_substr( [substr copy] ){}
+                StringHolder( StringHolder const& other ) : m_substr( [other.m_substr copy] ){}
+                StringHolder() {
+                    arcSafeRelease( m_substr );
+                }
+
+                bool match( NSString* const& str ) const override {
+                    return false;
+                }
+
+                NSString* CATCH_ARC_STRONG m_substr;
+            };
+
+            struct Equals : StringHolder {
+                Equals( NSString* substr ) : StringHolder( substr ){}
+
+                bool match( NSString* const& str ) const override {
+                    return  (str != nil || m_substr == nil ) &&
+                            [str isEqualToString:m_substr];
+                }
+
+                std::string describe() const override {
+                    return "equals string: " + Catch::Detail::stringify( m_substr );
+                }
+            };
+
+            struct Contains : StringHolder {
+                Contains( NSString* substr ) : StringHolder( substr ){}
+
+                bool match( NSString* const& str ) const override {
+                    return  (str != nil || m_substr == nil ) &&
+                            [str rangeOfString:m_substr].location != NSNotFound;
+                }
+
+                std::string describe() const override {
+                    return "contains string: " + Catch::Detail::stringify( m_substr );
+                }
+            };
+
+            struct StartsWith : StringHolder {
+                StartsWith( NSString* substr ) : StringHolder( substr ){}
+
+                bool match( NSString* const& str ) const override {
+                    return  (str != nil || m_substr == nil ) &&
+                            [str rangeOfString:m_substr].location == 0;
+                }
+
+                std::string describe() const override {
+                    return "starts with: " + Catch::Detail::stringify( m_substr );
+                }
+            };
+            struct EndsWith : StringHolder {
+                EndsWith( NSString* substr ) : StringHolder( substr ){}
+
+                bool match( NSString* const& str ) const override {
+                    return  (str != nil || m_substr == nil ) &&
+                            [str rangeOfString:m_substr].location == [str length] - [m_substr length];
+                }
+
+                std::string describe() const override {
+                    return "ends with: " + Catch::Detail::stringify( m_substr );
+                }
+            };
+
+        } // namespace NSStringMatchers
+        } // namespace Impl
+
+        inline Impl::NSStringMatchers::Equals
+            Equals( NSString* substr ){ return Impl::NSStringMatchers::Equals( substr ); }
+
+        inline Impl::NSStringMatchers::Contains
+            Contains( NSString* substr ){ return Impl::NSStringMatchers::Contains( substr ); }
+
+        inline Impl::NSStringMatchers::StartsWith
+            StartsWith( NSString* substr ){ return Impl::NSStringMatchers::StartsWith( substr ); }
+
+        inline Impl::NSStringMatchers::EndsWith
+            EndsWith( NSString* substr ){ return Impl::NSStringMatchers::EndsWith( substr ); }
+
+    } // namespace Matchers
+
+    using namespace Matchers;
+
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+
+} // namespace Catch
+
+///////////////////////////////////////////////////////////////////////////////
+#define OC_MAKE_UNIQUE_NAME( root, uniqueSuffix ) root##uniqueSuffix
+#define OC_TEST_CASE2( name, desc, uniqueSuffix ) \
++(NSString*) OC_MAKE_UNIQUE_NAME( Catch_Name_test_, uniqueSuffix ) \
+{ \
+return @ name; \
+} \
++(NSString*) OC_MAKE_UNIQUE_NAME( Catch_Description_test_, uniqueSuffix ) \
+{ \
+return @ desc; \
+} \
+-(void) OC_MAKE_UNIQUE_NAME( Catch_TestCase_test_, uniqueSuffix )
+
+#define OC_TEST_CASE( name, desc ) OC_TEST_CASE2( name, desc, __LINE__ )
+
+// end catch_objc.hpp
+#endif
+
+#ifdef CATCH_CONFIG_EXTERNAL_INTERFACES
+// start catch_external_interfaces.h
+
+// start catch_reporter_bases.hpp
+
+// start catch_interfaces_reporter.h
+
+// start catch_config.hpp
+
+// start catch_test_spec_parser.h
+
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wpadded"
+#endif
+
+// start catch_test_spec.h
+
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wpadded"
+#endif
+
+// start catch_wildcard_pattern.h
+
+namespace Catch
+{
+    class WildcardPattern {
+        enum WildcardPosition {
+            NoWildcard = 0,
+            WildcardAtStart = 1,
+            WildcardAtEnd = 2,
+            WildcardAtBothEnds = WildcardAtStart | WildcardAtEnd
+        };
+
+    public:
+
+        WildcardPattern( std::string const& pattern, CaseSensitive::Choice caseSensitivity );
+        virtual ~WildcardPattern() = default;
+        virtual bool matches( std::string const& str ) const;
+
+    private:
+        std::string adjustCase( std::string const& str ) const;
+        CaseSensitive::Choice m_caseSensitivity;
+        WildcardPosition m_wildcard = NoWildcard;
+        std::string m_pattern;
+    };
+}
+
+// end catch_wildcard_pattern.h
+#include <string>
+#include <vector>
+#include <memory>
+
+namespace Catch {
+
+    class TestSpec {
+        struct Pattern {
+            virtual ~Pattern();
+            virtual bool matches( TestCaseInfo const& testCase ) const = 0;
+        };
+        using PatternPtr = std::shared_ptr<Pattern>;
+
+        class NamePattern : public Pattern {
+        public:
+            NamePattern( std::string const& name );
+            virtual ~NamePattern();
+            bool matches( TestCaseInfo const& testCase ) const override;
+        private:
+            WildcardPattern m_wildcardPattern;
+        };
+
+        class TagPattern : public Pattern {
+        public:
+            TagPattern( std::string const& tag );
+            virtual ~TagPattern();
+            bool matches( TestCaseInfo const& testCase ) const override;
+        private:
+            std::string m_tag;
+        };
+
+        class ExcludedPattern : public Pattern {
+        public:
+            ExcludedPattern( PatternPtr const& underlyingPattern );
+            virtual ~ExcludedPattern();
+            bool matches( TestCaseInfo const& testCase ) const override;
+        private:
+            PatternPtr m_underlyingPattern;
+        };
+
+        struct Filter {
+            std::vector<PatternPtr> m_patterns;
+
+            bool matches( TestCaseInfo const& testCase ) const;
+        };
+
+    public:
+        bool hasFilters() const;
+        bool matches( TestCaseInfo const& testCase ) const;
+
+    private:
+        std::vector<Filter> m_filters;
+
+        friend class TestSpecParser;
+    };
+}
+
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
+
+// end catch_test_spec.h
+// start catch_interfaces_tag_alias_registry.h
+
+#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
+
+// end catch_interfaces_tag_alias_registry.h
+namespace Catch {
+
+    class TestSpecParser {
+        enum Mode{ None, Name, QuotedName, Tag, EscapedName };
+        Mode m_mode = None;
+        bool m_exclusion = false;
+        std::size_t m_start = std::string::npos, m_pos = 0;
+        std::string m_arg;
+        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:
+        void visitChar( char c );
+        void startNewMode( Mode mode, std::size_t start );
+        void escape();
+        std::string subString() const;
+
+        template<typename T>
+        void addPattern() {
+            std::string token = subString();
+            for( std::size_t i = 0; i < m_escapeChars.size(); ++i )
+                token = token.substr( 0, m_escapeChars[i]-m_start-i ) + token.substr( m_escapeChars[i]-m_start-i+1 );
+            m_escapeChars.clear();
+            if( startsWith( token, "exclude:" ) ) {
+                m_exclusion = true;
+                token = token.substr( 8 );
+            }
+            if( !token.empty() ) {
+                TestSpec::PatternPtr pattern = std::make_shared<T>( token );
+                if( m_exclusion )
+                    pattern = std::make_shared<TestSpec::ExcludedPattern>( pattern );
+                m_currentFilter.m_patterns.push_back( pattern );
+            }
+            m_exclusion = false;
+            m_mode = None;
+        }
+
+        void addFilter();
+    };
+    TestSpec parseTestSpec( std::string const& arg );
+
+} // namespace Catch
+
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
+
+// end catch_test_spec_parser.h
+// Libstdc++ doesn't like incomplete classes for unique_ptr
+
+#include <memory>
+#include <vector>
+#include <string>
+
+#ifndef CATCH_CONFIG_CONSOLE_WIDTH
+#define CATCH_CONFIG_CONSOLE_WIDTH 80
+#endif
+
+namespace Catch {
+
+    struct IStream;
+
+    struct ConfigData {
+        bool listTests = false;
+        bool listTags = false;
+        bool listReporters = false;
+        bool listTestNamesOnly = 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;
+        int benchmarkResolutionMultiple = 100;
+
+        Verbosity verbosity = Verbosity::Normal;
+        WarnAbout::What warnings = WarnAbout::Nothing;
+        ShowDurations::OrNot showDurations = ShowDurations::DefaultForReporter;
+        RunTests::InWhatOrder runOrder = RunTests::InDeclarationOrder;
+        UseColour::YesOrNo 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 );
+        virtual ~Config() = default;
+
+        std::string const& getFilename() const;
+
+        bool listTests() const;
+        bool listTestNamesOnly() 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::OrNot showDurations() const override;
+        RunTests::InWhatOrder runOrder() const override;
+        unsigned int rngSeed() const override;
+        int benchmarkResolutionMultiple() const override;
+        UseColour::YesOrNo useColour() const override;
+        bool shouldDebugBreak() const override;
+        int abortAfter() const override;
+        bool showInvisibles() const override;
+        Verbosity verbosity() const override;
+
+    private:
+
+        IStream const* openStream();
+        ConfigData m_data;
+
+        std::unique_ptr<IStream const> m_stream;
+        TestSpec m_testSpec;
+        bool m_hasTestFilters = false;
+    };
+
+} // end namespace Catch
+
+// end catch_config.hpp
+// start catch_assertionresult.h
+
+#include <string>
+
+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
+
+// end catch_assertionresult.h
+// start catch_option.hpp
+
+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
+
+// end catch_option.hpp
+#include <string>
+#include <iosfwd>
+#include <map>
+#include <set>
+#include <memory>
+
+namespace Catch {
+
+    struct ReporterConfig {
+        explicit ReporterConfig( IConfigPtr const& _fullConfig );
+
+        ReporterConfig( IConfigPtr const& _fullConfig, std::ostream& _stream );
+
+        std::ostream& stream() const;
+        IConfigPtr fullConfig() const;
+
+    private:
+        std::ostream* m_stream;
+        IConfigPtr m_fullConfig;
+    };
+
+    struct ReporterPreferences {
+        bool shouldRedirectStdOut = false;
+        bool shouldReportAllAssertions = false;
+    };
+
+    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 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;
+        virtual ~AssertionStats();
+
+        AssertionResult assertionResult;
+        std::vector<MessageInfo> infoMessages;
+        Totals totals;
+    };
+
+    struct SectionStats {
+        SectionStats(   SectionInfo const& _sectionInfo,
+                        Counts const& _assertions,
+                        double _durationInSeconds,
+                        bool _missingAssertions );
+        SectionStats( SectionStats const& )              = default;
+        SectionStats( SectionStats && )                  = default;
+        SectionStats& operator = ( SectionStats const& ) = default;
+        SectionStats& operator = ( SectionStats && )     = default;
+        virtual ~SectionStats();
+
+        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 );
+
+        TestCaseStats( TestCaseStats const& )              = default;
+        TestCaseStats( TestCaseStats && )                  = default;
+        TestCaseStats& operator = ( TestCaseStats const& ) = default;
+        TestCaseStats& operator = ( TestCaseStats && )     = default;
+        virtual ~TestCaseStats();
+
+        TestCaseInfo 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 );
+
+        TestGroupStats( TestGroupStats const& )              = default;
+        TestGroupStats( TestGroupStats && )                  = default;
+        TestGroupStats& operator = ( TestGroupStats const& ) = default;
+        TestGroupStats& operator = ( TestGroupStats && )     = default;
+        virtual ~TestGroupStats();
+
+        GroupInfo groupInfo;
+        Totals totals;
+        bool aborting;
+    };
+
+    struct TestRunStats {
+        TestRunStats(   TestRunInfo const& _runInfo,
+                        Totals const& _totals,
+                        bool _aborting );
+
+        TestRunStats( TestRunStats const& )              = default;
+        TestRunStats( TestRunStats && )                  = default;
+        TestRunStats& operator = ( TestRunStats const& ) = default;
+        TestRunStats& operator = ( TestRunStats && )     = default;
+        virtual ~TestRunStats();
+
+        TestRunInfo runInfo;
+        Totals totals;
+        bool aborting;
+    };
+
+    struct BenchmarkInfo {
+        std::string name;
+    };
+    struct BenchmarkStats {
+        BenchmarkInfo info;
+        std::size_t iterations;
+        uint64_t elapsedTimeInNanoseconds;
+    };
+
+    struct IStreamingReporter {
+        virtual ~IStreamingReporter() = default;
+
+        // Implementing class must also provide the following static methods:
+        // static std::string getDescription();
+        // static std::set<Verbosity> getSupportedVerbosities()
+
+        virtual ReporterPreferences getPreferences() const = 0;
+
+        virtual void noMatchingTestCases( std::string const& spec ) = 0;
+
+        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;
+
+        // *** experimental ***
+        virtual void benchmarkStarting( BenchmarkInfo 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;
+
+        // *** experimental ***
+        virtual void benchmarkEnded( BenchmarkStats const& ) {}
+
+        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 );
+
+        virtual bool isMulti() const;
+    };
+    using IStreamingReporterPtr = std::unique_ptr<IStreamingReporter>;
+
+    struct IReporterFactory {
+        virtual ~IReporterFactory();
+        virtual IStreamingReporterPtr create( ReporterConfig const& config ) const = 0;
+        virtual std::string getDescription() const = 0;
+    };
+    using IReporterFactoryPtr = std::shared_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, IConfigPtr const& config ) const = 0;
+        virtual FactoryMap const& getFactories() const = 0;
+        virtual Listeners const& getListeners() const = 0;
+    };
+
+} // end namespace Catch
+
+// end catch_interfaces_reporter.h
+#include <algorithm>
+#include <cstring>
+#include <cfloat>
+#include <cstdio>
+#include <cassert>
+#include <memory>
+#include <ostream>
+
+namespace Catch {
+    void prepareExpandedExpression(AssertionResult& result);
+
+    // Returns double formatted as %.3f (format expected on output)
+    std::string getFormattedDuration( double duration );
+
+    std::string serializeFilters( std::vector<std::string> const& container );
+
+    template<typename DerivedT>
+    struct StreamingReporterBase : IStreamingReporter {
+
+        StreamingReporterBase( ReporterConfig const& _config )
+        :   m_config( _config.fullConfig() ),
+            stream( _config.stream() )
+        {
+            m_reporterPrefs.shouldRedirectStdOut = false;
+            if( !DerivedT::getSupportedVerbosities().count( m_config->verbosity() ) )
+                CATCH_ERROR( "Verbosity level not supported by this reporter" );
+        }
+
+        ReporterPreferences getPreferences() const override {
+            return m_reporterPrefs;
+        }
+
+        static std::set<Verbosity> getSupportedVerbosities() {
+            return { Verbosity::Normal };
+        }
+
+        ~StreamingReporterBase() override = default;
+
+        void noMatchingTestCases(std::string const&) override {}
+
+        void testRunStarting(TestRunInfo const& _testRunInfo) override {
+            currentTestRunInfo = _testRunInfo;
+        }
+
+        void testGroupStarting(GroupInfo const& _groupInfo) override {
+            currentGroupInfo = _groupInfo;
+        }
+
+        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.reset();
+        }
+        void testGroupEnded(TestGroupStats const& /* _testGroupStats */) override {
+            currentGroupInfo.reset();
+        }
+        void testRunEnded(TestRunStats const& /* _testRunStats */) override {
+            currentTestCaseInfo.reset();
+            currentGroupInfo.reset();
+            currentTestRunInfo.reset();
+        }
+
+        void skipTest(TestCaseInfo const&) override {
+            // Don't do anything with this by default.
+            // It can optionally be overridden in the derived class.
+        }
+
+        IConfigPtr m_config;
+        std::ostream& stream;
+
+        LazyStat<TestRunInfo> currentTestRunInfo;
+        LazyStat<GroupInfo> currentGroupInfo;
+        LazyStat<TestCaseInfo> currentTestCaseInfo;
+
+        std::vector<SectionInfo> m_sectionStack;
+        ReporterPreferences m_reporterPrefs;
+    };
+
+    template<typename DerivedT>
+    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) {}
+            virtual ~SectionNode() = default;
+
+            bool operator == (SectionNode const& other) const {
+                return stats.sectionInfo.lineInfo == other.stats.sectionInfo.lineInfo;
+            }
+            bool operator == (std::shared_ptr<SectionNode> const& other) const {
+                return operator==(*other);
+            }
+
+            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;
+        };
+
+        struct BySectionInfo {
+            BySectionInfo( SectionInfo const& other ) : m_other( other ) {}
+            BySectionInfo( BySectionInfo const& other ) : m_other( other.m_other ) {}
+            bool operator() (std::shared_ptr<SectionNode> const& node) const {
+                return ((node->stats.sectionInfo.name == m_other.name) &&
+                        (node->stats.sectionInfo.lineInfo == m_other.lineInfo));
+            }
+            void operator=(BySectionInfo const&) = delete;
+
+        private:
+            SectionInfo const& m_other;
+        };
+
+        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() )
+        {
+            m_reporterPrefs.shouldRedirectStdOut = false;
+            if( !DerivedT::getSupportedVerbosities().count( m_config->verbosity() ) )
+                CATCH_ERROR( "Verbosity level not supported by this reporter" );
+        }
+        ~CumulativeReporterBase() override = default;
+
+        ReporterPreferences getPreferences() const override {
+            return m_reporterPrefs;
+        }
+
+        static std::set<Verbosity> getSupportedVerbosities() {
+            return { Verbosity::Normal };
+        }
+
+        void testRunStarting( TestRunInfo const& ) override {}
+        void testGroupStarting( GroupInfo const& ) override {}
+
+        void testCaseStarting( TestCaseInfo const& ) override {}
+
+        void sectionStarting( SectionInfo const& sectionInfo ) override {
+            SectionStats incompleteStats( sectionInfo, Counts(), 0, false );
+            std::shared_ptr<SectionNode> node;
+            if( m_sectionStack.empty() ) {
+                if( !m_rootSection )
+                    m_rootSection = std::make_shared<SectionNode>( incompleteStats );
+                node = m_rootSection;
+            }
+            else {
+                SectionNode& parentNode = *m_sectionStack.back();
+                auto it =
+                    std::find_if(   parentNode.childSections.begin(),
+                                    parentNode.childSections.end(),
+                                    BySectionInfo( sectionInfo ) );
+                if( it == parentNode.childSections.end() ) {
+                    node = std::make_shared<SectionNode>( incompleteStats );
+                    parentNode.childSections.push_back( node );
+                }
+                else
+                    node = *it;
+            }
+            m_sectionStack.push_back( node );
+            m_deepestSection = std::move(node);
+        }
+
+        void assertionStarting(AssertionInfo const&) override {}
+
+        bool assertionEnded(AssertionStats const& assertionStats) override {
+            assert(!m_sectionStack.empty());
+            // AssertionResult holds a pointer to a temporary DecomposedExpression,
+            // which getExpandedExpression() calls to build the expression string.
+            // Our section stack copy of the assertionResult will likely outlive the
+            // temporary, so it must be expanded or discarded now to avoid calling
+            // a destroyed object later.
+            prepareExpandedExpression(const_cast<AssertionResult&>( assertionStats.assertionResult ) );
+            SectionNode& sectionNode = *m_sectionStack.back();
+            sectionNode.assertions.push_back(assertionStats);
+            return true;
+        }
+        void sectionEnded(SectionStats const& sectionStats) override {
+            assert(!m_sectionStack.empty());
+            SectionNode& node = *m_sectionStack.back();
+            node.stats = sectionStats;
+            m_sectionStack.pop_back();
+        }
+        void testCaseEnded(TestCaseStats const& testCaseStats) override {
+            auto node = std::make_shared<TestCaseNode>(testCaseStats);
+            assert(m_sectionStack.size() == 0);
+            node->children.push_back(m_rootSection);
+            m_testCases.push_back(node);
+            m_rootSection.reset();
+
+            assert(m_deepestSection);
+            m_deepestSection->stdOut = testCaseStats.stdOut;
+            m_deepestSection->stdErr = testCaseStats.stdErr;
+        }
+        void testGroupEnded(TestGroupStats const& testGroupStats) override {
+            auto node = std::make_shared<TestGroupNode>(testGroupStats);
+            node->children.swap(m_testCases);
+            m_testGroups.push_back(node);
+        }
+        void testRunEnded(TestRunStats const& testRunStats) override {
+            auto node = std::make_shared<TestRunNode>(testRunStats);
+            node->children.swap(m_testGroups);
+            m_testRuns.push_back(node);
+            testRunEndedCumulative();
+        }
+        virtual void testRunEndedCumulative() = 0;
+
+        void skipTest(TestCaseInfo const&) override {}
+
+        IConfigPtr 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;
+        ReporterPreferences m_reporterPrefs;
+    };
+
+    template<char C>
+    char const* getLineOfChars() {
+        static char line[CATCH_CONFIG_CONSOLE_WIDTH] = {0};
+        if( !*line ) {
+            std::memset( line, C, CATCH_CONFIG_CONSOLE_WIDTH-1 );
+            line[CATCH_CONFIG_CONSOLE_WIDTH-1] = 0;
+        }
+        return line;
+    }
+
+    struct TestEventListenerBase : StreamingReporterBase<TestEventListenerBase> {
+        TestEventListenerBase( ReporterConfig const& _config );
+
+        static std::set<Verbosity> getSupportedVerbosities();
+
+        void assertionStarting(AssertionInfo const&) override;
+        bool assertionEnded(AssertionStats const&) override;
+    };
+
+} // end namespace Catch
+
+// end catch_reporter_bases.hpp
+// start catch_console_colour.h
+
+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;
+    };
+
+    std::ostream& operator << ( std::ostream& os, Colour const& );
+
+} // end namespace Catch
+
+// end catch_console_colour.h
+// start catch_reporter_registrars.hpp
+
+
+namespace Catch {
+
+    template<typename T>
+    class ReporterRegistrar {
+
+        class ReporterFactory : public IReporterFactory {
+
+            IStreamingReporterPtr create( ReporterConfig const& config ) const override {
+                return std::unique_ptr<T>( new T( config ) );
+            }
+
+            std::string getDescription() const override {
+                return T::getDescription();
+            }
+        };
+
+    public:
+
+        explicit ReporterRegistrar( std::string const& name ) {
+            getMutableRegistryHub().registerReporter( name, std::make_shared<ReporterFactory>() );
+        }
+    };
+
+    template<typename T>
+    class ListenerRegistrar {
+
+        class ListenerFactory : public IReporterFactory {
+
+            IStreamingReporterPtr create( ReporterConfig const& config ) const override {
+                return std::unique_ptr<T>( new T( config ) );
+            }
+            std::string getDescription() const override {
+                return std::string();
+            }
+        };
+
+    public:
+
+        ListenerRegistrar() {
+            getMutableRegistryHub().registerListener( std::make_shared<ListenerFactory>() );
+        }
+    };
+}
+
+#if !defined(CATCH_CONFIG_DISABLE)
+
+#define CATCH_REGISTER_REPORTER( name, reporterType ) \
+    CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS          \
+    namespace{ Catch::ReporterRegistrar<reporterType> catch_internal_RegistrarFor##reporterType( name ); } \
+    CATCH_INTERNAL_UNSUPPRESS_GLOBALS_WARNINGS
+
+#define CATCH_REGISTER_LISTENER( listenerType ) \
+     CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS   \
+     namespace{ Catch::ListenerRegistrar<listenerType> catch_internal_RegistrarFor##listenerType; } \
+     CATCH_INTERNAL_SUPPRESS_GLOBALS_WARNINGS
+#else // CATCH_CONFIG_DISABLE
+
+#define CATCH_REGISTER_REPORTER(name, reporterType)
+#define CATCH_REGISTER_LISTENER(listenerType)
+
+#endif // CATCH_CONFIG_DISABLE
+
+// end catch_reporter_registrars.hpp
+// Allow users to base their work off existing reporters
+// start catch_reporter_compact.h
+
+namespace Catch {
+
+    struct CompactReporter : StreamingReporterBase<CompactReporter> {
+
+        using StreamingReporterBase::StreamingReporterBase;
+
+        ~CompactReporter() override;
+
+        static std::string getDescription();
+
+        ReporterPreferences getPreferences() const override;
+
+        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
+
+// end catch_reporter_compact.h
+// start catch_reporter_console.h
+
+#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<ConsoleReporter> {
+        std::unique_ptr<TablePrinter> m_tablePrinter;
+
+        ConsoleReporter(ReporterConfig const& config);
+        ~ConsoleReporter() override;
+        static std::string getDescription();
+
+        void noMatchingTestCases(std::string const& spec) 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 benchmarkStarting(BenchmarkInfo const& info) override;
+        void benchmarkEnded(BenchmarkStats const& stats) 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
+
+// end catch_reporter_console.h
+// start catch_reporter_junit.h
+
+// start catch_xmlwriter.h
+
+#include <vector>
+
+namespace Catch {
+
+    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 );
+
+            ScopedElement( ScopedElement&& other ) noexcept;
+            ScopedElement& operator=( ScopedElement&& other ) noexcept;
+
+            ~ScopedElement();
+
+            ScopedElement& writeText( std::string const& text, bool indent = true );
+
+            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;
+        };
+
+        XmlWriter( std::ostream& os = Catch::cout() );
+        ~XmlWriter();
+
+        XmlWriter( XmlWriter const& ) = delete;
+        XmlWriter& operator=( XmlWriter const& ) = delete;
+
+        XmlWriter& startElement( std::string const& name );
+
+        ScopedElement scopedElement( std::string const& name );
+
+        XmlWriter& endElement();
+
+        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, bool indent = true );
+
+        XmlWriter& writeComment( std::string const& text );
+
+        void writeStylesheetRef( std::string const& url );
+
+        XmlWriter& writeBlankLine();
+
+        void ensureTagClosed();
+
+    private:
+
+        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;
+    };
+
+}
+
+// end catch_xmlwriter.h
+namespace Catch {
+
+    class JunitReporter : public CumulativeReporterBase<JunitReporter> {
+    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
+
+// end catch_reporter_junit.h
+// start catch_reporter_xml.h
+
+namespace Catch {
+    class XmlReporter : public StreamingReporterBase<XmlReporter> {
+    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;
+
+    private:
+        Timer m_testCaseTimer;
+        XmlWriter m_xml;
+        int m_sectionDepth = 0;
+    };
+
+} // end namespace Catch
+
+// end catch_reporter_xml.h
+
+// end catch_external_interfaces.h
+#endif
+
+#endif // ! CATCH_CONFIG_IMPL_ONLY
+
+#ifdef CATCH_IMPL
+// start catch_impl.hpp
+
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wweak-vtables"
+#endif
+
+// Keep these here for external reporters
+// start catch_test_case_tracker.h
+
+#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 );
+    };
+
+    struct ITracker;
+
+    using ITrackerPtr = std::shared_ptr<ITracker>;
+
+    struct ITracker {
+        virtual ~ITracker();
+
+        // static queries
+        virtual NameAndLocation const& nameAndLocation() const = 0;
+
+        // 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 hasChildren() const = 0;
+
+        virtual ITracker& parent() = 0;
+
+        // actions
+        virtual void close() = 0; // Successfully complete
+        virtual void fail() = 0;
+        virtual void markAsNeedingAnotherRun() = 0;
+
+        virtual void addChild( ITrackerPtr const& child ) = 0;
+        virtual ITrackerPtr findChild( NameAndLocation const& nameAndLocation ) = 0;
+        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
+        };
+
+        using Children = std::vector<ITrackerPtr>;
+        NameAndLocation m_nameAndLocation;
+        TrackerContext& m_ctx;
+        ITracker* m_parent;
+        Children m_children;
+        CycleState m_runState = NotStarted;
+
+    public:
+        TrackerBase( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent );
+
+        NameAndLocation const& nameAndLocation() const override;
+        bool isComplete() const override;
+        bool isSuccessfullyCompleted() const override;
+        bool isOpen() const override;
+        bool hasChildren() const override;
+
+        void addChild( ITrackerPtr const& child ) override;
+
+        ITrackerPtr findChild( NameAndLocation const& nameAndLocation ) override;
+        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;
+    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
+
+// end catch_test_case_tracker.h
+
+// start catch_leak_detector.h
+
+namespace Catch {
+
+    struct LeakDetector {
+        LeakDetector();
+        ~LeakDetector();
+    };
+
+}
+// end catch_leak_detector.h
+// Cpp files will be included in the single-header file here
+// start catch_approx.cpp
+
+#include <cmath>
+#include <limits>
+
+namespace {
+
+// Performs equivalent check of std::fabs(lhs - rhs) <= margin
+// But without the subtraction to allow for INFINITY in comparison
+bool marginComparison(double lhs, double rhs, double margin) {
+    return (lhs + margin >= rhs) && (rhs + margin >= lhs);
+}
+
+}
+
+namespace Catch {
+namespace Detail {
+
+    Approx::Approx ( double value )
+    :   m_epsilon( std::numeric_limits<float>::epsilon()*100 ),
+        m_margin( 0.0 ),
+        m_scale( 0.0 ),
+        m_value( value )
+    {}
+
+    Approx Approx::custom() {
+        return Approx( 0 );
+    }
+
+    Approx Approx::operator-() const {
+        auto temp(*this);
+        temp.m_value = -temp.m_value;
+        return temp;
+    }
+
+    std::string Approx::toString() const {
+        ReusableStringStream rss;
+        rss << "Approx( " << ::Catch::Detail::stringify( m_value ) << " )";
+        return rss.str();
+    }
+
+    bool Approx::equalityComparisonImpl(const double other) const {
+        // First try with fixed margin, then compute margin based on epsilon, scale and Approx's value
+        // Thanks to Richard Harris for his help refining the scaled margin value
+        return marginComparison(m_value, other, m_margin) || marginComparison(m_value, other, m_epsilon * (m_scale + std::fabs(m_value)));
+    }
+
+    void Approx::setMargin(double newMargin) {
+        CATCH_ENFORCE(newMargin >= 0,
+            "Invalid Approx::margin: " << newMargin << '.'
+            << " Approx::Margin has to be non-negative.");
+        m_margin = newMargin;
+    }
+
+    void Approx::setEpsilon(double newEpsilon) {
+        CATCH_ENFORCE(newEpsilon >= 0 && newEpsilon <= 1.0,
+            "Invalid Approx::epsilon: " << newEpsilon << '.'
+            << " Approx::epsilon has to be in [0, 1]");
+        m_epsilon = newEpsilon;
+    }
+
+} // end namespace Detail
+
+namespace literals {
+    Detail::Approx operator "" _a(long double val) {
+        return Detail::Approx(val);
+    }
+    Detail::Approx operator "" _a(unsigned long long val) {
+        return Detail::Approx(val);
+    }
+} // end namespace literals
+
+std::string StringMaker<Catch::Detail::Approx>::convert(Catch::Detail::Approx const& value) {
+    return value.toString();
+}
+
+} // end namespace Catch
+// end catch_approx.cpp
+// start catch_assertionhandler.cpp
+
+// start catch_debugger.h
+
+namespace Catch {
+    bool isDebuggerActive();
+}
+
+#ifdef CATCH_PLATFORM_MAC
+
+    #define CATCH_TRAP() __asm__("int $3\n" : : ) /* NOLINT */
+
+#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
+
+#ifdef CATCH_TRAP
+    #define CATCH_BREAK_INTO_DEBUGGER() []{ if( Catch::isDebuggerActive() ) { CATCH_TRAP(); } }()
+#else
+    #define CATCH_BREAK_INTO_DEBUGGER() []{}()
+#endif
+
+// end catch_debugger.h
+// start catch_run_context.h
+
+// start catch_fatal_condition.h
+
+// start catch_windows_h_proxy.h
+
+
+#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)
+
+// end catch_windows_h_proxy.h
+#if defined( CATCH_CONFIG_WINDOWS_SEH )
+
+namespace Catch {
+
+    struct FatalConditionHandler {
+
+        static LONG CALLBACK handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo);
+        FatalConditionHandler();
+        static void reset();
+        ~FatalConditionHandler();
+
+    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();
+        static void reset();
+    };
+
+} // namespace Catch
+
+#else
+
+namespace Catch {
+    struct FatalConditionHandler {
+        void reset();
+    };
+}
+
+#endif
+
+// end catch_fatal_condition.h
+#include <string>
+
+namespace Catch {
+
+    struct IMutableContext;
+
+    ///////////////////////////////////////////////////////////////////////////
+
+    class RunContext : public IResultCapture, public IRunner {
+
+    public:
+        RunContext( RunContext const& ) = delete;
+        RunContext& operator =( RunContext const& ) = delete;
+
+        explicit RunContext( IConfigPtr 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(TestCase const& testCase);
+
+        IConfigPtr config() const;
+        IStreamingReporter& reporter() const;
+
+    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( SourceLineInfo const& lineInfo ) -> IGeneratorTracker& override;
+
+        void benchmarkStarting( BenchmarkInfo const& info ) override;
+        void benchmarkEnded( BenchmarkStats const& stats ) 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 final;
+
+    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;
+        TestCase const* m_activeTestCase = nullptr;
+        ITracker* m_testCaseTracker = nullptr;
+        Option<AssertionResult> m_lastResult;
+
+        IConfigPtr 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;
+    };
+
+} // end namespace Catch
+
+// end catch_run_context.h
+namespace Catch {
+
+    namespace {
+        auto operator <<( std::ostream& os, ITransientExpression const& expr ) -> std::ostream& {
+            expr.streamReconstructedExpression( os );
+            return os;
+        }
+    }
+
+    LazyExpression::LazyExpression( bool isNegated )
+    :   m_isNegated( isNegated )
+    {}
+
+    LazyExpression::LazyExpression( LazyExpression const& other ) : m_isNegated( other.m_isNegated ) {}
+
+    LazyExpression::operator bool() const {
+        return m_transientExpression != nullptr;
+    }
+
+    auto operator << ( std::ostream& os, LazyExpression const& lazyExpr ) -> std::ostream& {
+        if( lazyExpr.m_isNegated )
+            os << "!";
+
+        if( lazyExpr ) {
+            if( lazyExpr.m_isNegated && lazyExpr.m_transientExpression->isBinaryExpression() )
+                os << "(" << *lazyExpr.m_transientExpression << ")";
+            else
+                os << *lazyExpr.m_transientExpression;
+        }
+        else {
+            os << "{** error - unchecked empty expression requested **}";
+        }
+        return os;
+    }
+
+    AssertionHandler::AssertionHandler
+        (   StringRef const& macroName,
+            SourceLineInfo const& lineInfo,
+            StringRef capturedExpression,
+            ResultDisposition::Flags resultDisposition )
+    :   m_assertionInfo{ macroName, lineInfo, capturedExpression, resultDisposition },
+        m_resultCapture( getResultCapture() )
+    {}
+
+    void AssertionHandler::handleExpr( ITransientExpression const& expr ) {
+        m_resultCapture.handleExpr( m_assertionInfo, expr, m_reaction );
+    }
+    void AssertionHandler::handleMessage(ResultWas::OfType resultType, StringRef const& message) {
+        m_resultCapture.handleMessage( m_assertionInfo, resultType, message, m_reaction );
+    }
+
+    auto AssertionHandler::allowThrows() const -> bool {
+        return getCurrentContext().getConfig()->allowThrows();
+    }
+
+    void AssertionHandler::complete() {
+        setCompleted();
+        if( m_reaction.shouldDebugBreak ) {
+
+            // If you find your debugger stopping you here then go one level up on the
+            // call-stack for the code that caused it (typically a failed assertion)
+
+            // (To go back to the test and change execution, jump over the throw, next)
+            CATCH_BREAK_INTO_DEBUGGER();
+        }
+        if (m_reaction.shouldThrow) {
+#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
+            throw Catch::TestFailureException();
+#else
+            CATCH_ERROR( "Test failure requires aborting test!" );
+#endif
+        }
+    }
+    void AssertionHandler::setCompleted() {
+        m_completed = true;
+    }
+
+    void AssertionHandler::handleUnexpectedInflightException() {
+        m_resultCapture.handleUnexpectedInflightException( m_assertionInfo, Catch::translateActiveException(), m_reaction );
+    }
+
+    void AssertionHandler::handleExceptionThrownAsExpected() {
+        m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
+    }
+    void AssertionHandler::handleExceptionNotThrownAsExpected() {
+        m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
+    }
+
+    void AssertionHandler::handleUnexpectedExceptionNotThrown() {
+        m_resultCapture.handleUnexpectedExceptionNotThrown( m_assertionInfo, m_reaction );
+    }
+
+    void AssertionHandler::handleThrowingCallSkipped() {
+        m_resultCapture.handleNonExpr(m_assertionInfo, ResultWas::Ok, m_reaction);
+    }
+
+    // This is the overload that takes a string and infers the Equals matcher from it
+    // The more general overload, that takes any string matcher, is in catch_capture_matchers.cpp
+    void handleExceptionMatchExpr( AssertionHandler& handler, std::string const& str, StringRef const& matcherString  ) {
+        handleExceptionMatchExpr( handler, Matchers::Equals( str ), matcherString );
+    }
+
+} // namespace Catch
+// end catch_assertionhandler.cpp
+// start catch_assertionresult.cpp
+
+namespace Catch {
+    AssertionResultData::AssertionResultData(ResultWas::OfType _resultType, LazyExpression const & _lazyExpression):
+        lazyExpression(_lazyExpression),
+        resultType(_resultType) {}
+
+    std::string AssertionResultData::reconstructExpression() const {
+
+        if( reconstructedExpression.empty() ) {
+            if( lazyExpression ) {
+                ReusableStringStream rss;
+                rss << lazyExpression;
+                reconstructedExpression = rss.str();
+            }
+        }
+        return reconstructedExpression;
+    }
+
+    AssertionResult::AssertionResult( AssertionInfo const& info, AssertionResultData const& data )
+    :   m_info( info ),
+        m_resultData( data )
+    {}
+
+    // Result was a success
+    bool AssertionResult::succeeded() const {
+        return Catch::isOk( m_resultData.resultType );
+    }
+
+    // Result was a success, or failure is suppressed
+    bool AssertionResult::isOk() const {
+        return Catch::isOk( m_resultData.resultType ) || shouldSuppressFailure( m_info.resultDisposition );
+    }
+
+    ResultWas::OfType AssertionResult::getResultType() const {
+        return m_resultData.resultType;
+    }
+
+    bool AssertionResult::hasExpression() const {
+        return m_info.capturedExpression[0] != 0;
+    }
+
+    bool AssertionResult::hasMessage() const {
+        return !m_resultData.message.empty();
+    }
+
+    std::string AssertionResult::getExpression() const {
+        if( isFalseTest( m_info.resultDisposition ) )
+            return "!(" + m_info.capturedExpression + ")";
+        else
+            return m_info.capturedExpression;
+    }
+
+    std::string AssertionResult::getExpressionInMacro() const {
+        std::string expr;
+        if( m_info.macroName[0] == 0 )
+            expr = m_info.capturedExpression;
+        else {
+            expr.reserve( m_info.macroName.size() + m_info.capturedExpression.size() + 4 );
+            expr += m_info.macroName;
+            expr += "( ";
+            expr += m_info.capturedExpression;
+            expr += " )";
+        }
+        return expr;
+    }
+
+    bool AssertionResult::hasExpandedExpression() const {
+        return hasExpression() && getExpandedExpression() != getExpression();
+    }
+
+    std::string AssertionResult::getExpandedExpression() const {
+        std::string expr = m_resultData.reconstructExpression();
+        return expr.empty()
+                ? getExpression()
+                : expr;
+    }
+
+    std::string AssertionResult::getMessage() const {
+        return m_resultData.message;
+    }
+    SourceLineInfo AssertionResult::getSourceInfo() const {
+        return m_info.lineInfo;
+    }
+
+    StringRef AssertionResult::getTestMacroName() const {
+        return m_info.macroName;
+    }
+
+} // end namespace Catch
+// end catch_assertionresult.cpp
+// start catch_benchmark.cpp
+
+namespace Catch {
+
+    auto BenchmarkLooper::getResolution() -> uint64_t {
+        return getEstimatedClockResolution() * getCurrentContext().getConfig()->benchmarkResolutionMultiple();
+    }
+
+    void BenchmarkLooper::reportStart() {
+        getResultCapture().benchmarkStarting( { m_name } );
+    }
+    auto BenchmarkLooper::needsMoreIterations() -> bool {
+        auto elapsed = m_timer.getElapsedNanoseconds();
+
+        // Exponentially increasing iterations until we're confident in our timer resolution
+        if( elapsed < m_resolution ) {
+            m_iterationsToRun *= 10;
+            return true;
+        }
+
+        getResultCapture().benchmarkEnded( { { m_name }, m_count, elapsed } );
+        return false;
+    }
+
+} // end namespace Catch
+// end catch_benchmark.cpp
+// start catch_capture_matchers.cpp
+
+namespace Catch {
+
+    using StringMatcher = Matchers::Impl::MatcherBase<std::string>;
+
+    // This is the general overload that takes a any string matcher
+    // There is another overload, in catch_assertionhandler.h/.cpp, that only takes a string and infers
+    // the Equals matcher (so the header does not mention matchers)
+    void handleExceptionMatchExpr( AssertionHandler& handler, StringMatcher const& matcher, StringRef const& matcherString  ) {
+        std::string exceptionMessage = Catch::translateActiveException();
+        MatchExpr<std::string, StringMatcher const&> expr( exceptionMessage, matcher, matcherString );
+        handler.handleExpr( expr );
+    }
+
+} // namespace Catch
+// end catch_capture_matchers.cpp
+// start catch_commandline.cpp
+
+// start catch_commandline.h
+
+// start catch_clara.h
+
+// Use Catch's value for console width (store Clara's off to the side, if present)
+#ifdef CLARA_CONFIG_CONSOLE_WIDTH
+#define CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
+#undef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
+#endif
+#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CONFIG_CONSOLE_WIDTH-1
+
+#ifdef __clang__
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wweak-vtables"
+#pragma clang diagnostic ignored "-Wexit-time-destructors"
+#pragma clang diagnostic ignored "-Wshadow"
+#endif
+
+// start clara.hpp
+// Copyright 2017 Two Blue Cubes Ltd. All rights reserved.
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// See https://github.com/philsquared/Clara for more details
+
+// Clara v1.1.5
+
+
+#ifndef CATCH_CLARA_CONFIG_CONSOLE_WIDTH
+#define CATCH_CLARA_CONFIG_CONSOLE_WIDTH 80
+#endif
+
+#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
+#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_CLARA_CONFIG_CONSOLE_WIDTH
+#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
+
+// ----------- #included from clara_textflow.hpp -----------
+
+// TextFlowCpp
+//
+// A single-header library for wrapping and laying out basic text, by Phil Nash
+//
+// Distributed under the Boost Software License, Version 1.0. (See accompanying
+// file LICENSE.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
+//
+// This project is hosted at https://github.com/philsquared/textflowcpp
+
+
+#include <cassert>
+#include <ostream>
+#include <sstream>
+#include <vector>
+
+#ifndef CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH
+#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH 80
+#endif
+
+namespace Catch {
+namespace clara {
+namespace TextFlow {
+
+inline auto isWhitespace(char c) -> bool {
+	static std::string chars = " \t\n\r";
+	return chars.find(c) != std::string::npos;
+}
+inline auto isBreakableBefore(char c) -> bool {
+	static std::string chars = "[({<|";
+	return chars.find(c) != std::string::npos;
+}
+inline auto isBreakableAfter(char c) -> bool {
+	static std::string chars = "])}>.,:;*+-=&/\\";
+	return chars.find(c) != std::string::npos;
+}
+
+class Columns;
+
+class Column {
+	std::vector<std::string> m_strings;
+	size_t m_width = CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH;
+	size_t m_indent = 0;
+	size_t m_initialIndent = std::string::npos;
+
+public:
+	class iterator {
+		friend Column;
+
+		Column const& m_column;
+		size_t m_stringIndex = 0;
+		size_t m_pos = 0;
+
+		size_t m_len = 0;
+		size_t m_end = 0;
+		bool m_suffix = false;
+
+		iterator(Column const& column, size_t stringIndex)
+			: m_column(column),
+			m_stringIndex(stringIndex) {}
+
+		auto line() const -> std::string const& { return m_column.m_strings[m_stringIndex]; }
+
+		auto isBoundary(size_t at) const -> bool {
+			assert(at > 0);
+			assert(at <= line().size());
+
+			return at == line().size() ||
+				(isWhitespace(line()[at]) && !isWhitespace(line()[at - 1])) ||
+				isBreakableBefore(line()[at]) ||
+				isBreakableAfter(line()[at - 1]);
+		}
+
+		void calcLength() {
+			assert(m_stringIndex < m_column.m_strings.size());
+
+			m_suffix = false;
+			auto width = m_column.m_width - indent();
+			m_end = m_pos;
+			if (line()[m_pos] == '\n') {
+				++m_end;
+			}
+			while (m_end < line().size() && line()[m_end] != '\n')
+				++m_end;
+
+			if (m_end < m_pos + width) {
+				m_len = m_end - m_pos;
+			} else {
+				size_t len = width;
+				while (len > 0 && !isBoundary(m_pos + len))
+					--len;
+				while (len > 0 && isWhitespace(line()[m_pos + len - 1]))
+					--len;
+
+				if (len > 0) {
+					m_len = len;
+				} else {
+					m_suffix = true;
+					m_len = width - 1;
+				}
+			}
+		}
+
+		auto indent() const -> size_t {
+			auto initial = m_pos == 0 && m_stringIndex == 0 ? m_column.m_initialIndent : std::string::npos;
+			return initial == std::string::npos ? m_column.m_indent : initial;
+		}
+
+		auto addIndentAndSuffix(std::string const &plain) const -> std::string {
+			return std::string(indent(), ' ') + (m_suffix ? plain + "-" : plain);
+		}
+
+	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) : m_column(column) {
+			assert(m_column.m_width > m_column.m_indent);
+			assert(m_column.m_initialIndent == std::string::npos || m_column.m_width > m_column.m_initialIndent);
+			calcLength();
+			if (m_len == 0)
+				m_stringIndex++; // Empty string
+		}
+
+		auto operator *() const -> std::string {
+			assert(m_stringIndex < m_column.m_strings.size());
+			assert(m_pos <= m_end);
+			return addIndentAndSuffix(line().substr(m_pos, m_len));
+		}
+
+		auto operator ++() -> iterator& {
+			m_pos += m_len;
+			if (m_pos < line().size() && line()[m_pos] == '\n')
+				m_pos += 1;
+			else
+				while (m_pos < line().size() && isWhitespace(line()[m_pos]))
+					++m_pos;
+
+			if (m_pos == line().size()) {
+				m_pos = 0;
+				++m_stringIndex;
+			}
+			if (m_stringIndex < m_column.m_strings.size())
+				calcLength();
+			return *this;
+		}
+		auto operator ++(int) -> iterator {
+			iterator prev(*this);
+			operator++();
+			return prev;
+		}
+
+		auto operator ==(iterator const& other) const -> bool {
+			return
+				m_pos == other.m_pos &&
+				m_stringIndex == other.m_stringIndex &&
+				&m_column == &other.m_column;
+		}
+		auto operator !=(iterator const& other) const -> bool {
+			return !operator==(other);
+		}
+	};
+	using const_iterator = iterator;
+
+	explicit Column(std::string const& text) { m_strings.push_back(text); }
+
+	auto width(size_t newWidth) -> Column& {
+		assert(newWidth > 0);
+		m_width = newWidth;
+		return *this;
+	}
+	auto indent(size_t newIndent) -> Column& {
+		m_indent = newIndent;
+		return *this;
+	}
+	auto initialIndent(size_t newIndent) -> Column& {
+		m_initialIndent = newIndent;
+		return *this;
+	}
+
+	auto width() const -> size_t { return m_width; }
+	auto begin() const -> iterator { return iterator(*this); }
+	auto end() const -> iterator { return { *this, m_strings.size() }; }
+
+	inline friend std::ostream& operator << (std::ostream& os, Column const& col) {
+		bool first = true;
+		for (auto line : col) {
+			if (first)
+				first = false;
+			else
+				os << "\n";
+			os << line;
+		}
+		return os;
+	}
+
+	auto operator + (Column const& other)->Columns;
+
+	auto toString() const -> std::string {
+		std::ostringstream oss;
+		oss << *this;
+		return oss.str();
+	}
+};
+
+class Spacer : public Column {
+
+public:
+	explicit Spacer(size_t spaceWidth) : Column("") {
+		width(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)
+			: m_columns(columns.m_columns),
+			m_activeIterators(0) {
+			m_iterators.reserve(m_columns.size());
+
+			for (auto const& col : m_columns)
+				m_iterators.push_back(col.end());
+		}
+
+	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)
+			: m_columns(columns.m_columns),
+			m_activeIterators(m_columns.size()) {
+			m_iterators.reserve(m_columns.size());
+
+			for (auto const& col : m_columns)
+				m_iterators.push_back(col.begin());
+		}
+
+		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;
+		}
+		auto operator *() const -> std::string {
+			std::string row, padding;
+
+			for (size_t i = 0; i < m_columns.size(); ++i) {
+				auto width = m_columns[i].width();
+				if (m_iterators[i] != m_columns[i].end()) {
+					std::string col = *m_iterators[i];
+					row += padding + col;
+					if (col.size() < width)
+						padding = std::string(width - col.size(), ' ');
+					else
+						padding = "";
+				} else {
+					padding += std::string(width, ' ');
+				}
+			}
+			return row;
+		}
+		auto operator ++() -> iterator& {
+			for (size_t i = 0; i < m_columns.size(); ++i) {
+				if (m_iterators[i] != m_columns[i].end())
+					++m_iterators[i];
+			}
+			return *this;
+		}
+		auto operator ++(int) -> iterator {
+			iterator prev(*this);
+			operator++();
+			return prev;
+		}
+	};
+	using const_iterator = iterator;
+
+	auto begin() const -> iterator { return iterator(*this); }
+	auto end() const -> iterator { return { *this, iterator::EndTag() }; }
+
+	auto operator += (Column const& col) -> Columns& {
+		m_columns.push_back(col);
+		return *this;
+	}
+	auto operator + (Column const& col) -> Columns {
+		Columns combined = *this;
+		combined += col;
+		return combined;
+	}
+
+	inline friend std::ostream& operator << (std::ostream& os, Columns const& cols) {
+
+		bool first = true;
+		for (auto line : cols) {
+			if (first)
+				first = false;
+			else
+				os << "\n";
+			os << line;
+		}
+		return os;
+	}
+
+	auto toString() const -> std::string {
+		std::ostringstream oss;
+		oss << *this;
+		return oss.str();
+	}
+};
+
+inline auto Column::operator + (Column const& other) -> Columns {
+	Columns cols;
+	cols += *this;
+	cols += other;
+	return cols;
+}
+}
+
+}
+}
+
+// ----------- end of #include from clara_textflow.hpp -----------
+// ........... back in clara.hpp
+
+#include <cctype>
+#include <string>
+#include <memory>
+#include <set>
+#include <algorithm>
+
+#if !defined(CATCH_PLATFORM_WINDOWS) && ( defined(WIN32) || defined(__WIN32__) || defined(_WIN32) || defined(_MSC_VER) )
+#define CATCH_PLATFORM_WINDOWS
+#endif
+
+namespace Catch { namespace clara {
+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;
+
+    // Transport for raw args (copied from main args, or supplied via init list for testing)
+    class Args {
+        friend TokenStream;
+        std::string m_exeName;
+        std::vector<std::string> m_args;
+
+    public:
+        Args( int argc, char const* const* argv )
+            : m_exeName(argv[0]),
+              m_args(argv + 1, argv + argc) {}
+
+        Args( std::initializer_list<std::string> args )
+        :   m_exeName( *args.begin() ),
+            m_args( args.begin()+1, args.end() )
+        {}
+
+        auto exeName() const -> std::string {
+            return m_exeName;
+        }
+    };
+
+    // 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;
+    };
+
+    inline auto isOptPrefix( char c ) -> bool {
+        return c == '-'
+#ifdef CATCH_PLATFORM_WINDOWS
+            || c == '/'
+#endif
+        ;
+    }
+
+    // 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() {
+            m_tokenBuffer.resize( 0 );
+
+            // Skip any empty strings
+            while( it != itEnd && it->empty() )
+                ++it;
+
+            if( it != itEnd ) {
+                auto const &next = *it;
+                if( isOptPrefix( next[0] ) ) {
+                    auto delimiterPos = next.find_first_of( " :=" );
+                    if( delimiterPos != std::string::npos ) {
+                        m_tokenBuffer.push_back( { TokenType::Option, next.substr( 0, delimiterPos ) } );
+                        m_tokenBuffer.push_back( { TokenType::Argument, next.substr( delimiterPos + 1 ) } );
+                    } else {
+                        if( next[1] != '-' && next.size() > 2 ) {
+                            std::string opt = "- ";
+                            for( size_t i = 1; i < next.size(); ++i ) {
+                                opt[1] = next[i];
+                                m_tokenBuffer.push_back( { TokenType::Option, opt } );
+                            }
+                        } else {
+                            m_tokenBuffer.push_back( { TokenType::Option, next } );
+                        }
+                    }
+                } else {
+                    m_tokenBuffer.push_back( { TokenType::Argument, next } );
+                }
+            }
+        }
+
+    public:
+        explicit TokenStream( Args const &args ) : TokenStream( args.m_args.begin(), args.m_args.end() ) {}
+
+        TokenStream( Iterator it, Iterator itEnd ) : it( it ), itEnd( itEnd ) {
+            loadBuffer();
+        }
+
+        explicit operator bool() const {
+            return !m_tokenBuffer.empty() || it != itEnd;
+        }
+
+        auto count() const -> size_t { return m_tokenBuffer.size() + (itEnd - it); }
+
+        auto operator*() const -> Token {
+            assert( !m_tokenBuffer.empty() );
+            return m_tokenBuffer.front();
+        }
+
+        auto operator->() const -> Token const * {
+            assert( !m_tokenBuffer.empty() );
+            return &m_tokenBuffer.front();
+        }
+
+        auto operator++() -> TokenStream & {
+            if( m_tokenBuffer.size() >= 2 ) {
+                m_tokenBuffer.erase( m_tokenBuffer.begin() );
+            } else {
+                if( it != itEnd )
+                    ++it;
+                loadBuffer();
+            }
+            return *this;
+        }
+    };
+
+    class ResultBase {
+    public:
+        enum Type {
+            Ok, LogicError, RuntimeError
+        };
+
+    protected:
+        ResultBase( Type type ) : m_type( type ) {}
+        virtual ~ResultBase() = default;
+
+        virtual void enforceOk() const = 0;
+
+        Type m_type;
+    };
+
+    template<typename T>
+    class ResultValueBase : public ResultBase {
+    public:
+        auto value() const -> T const & {
+            enforceOk();
+            return m_value;
+        }
+
+    protected:
+        ResultValueBase( Type type ) : ResultBase( type ) {}
+
+        ResultValueBase( ResultValueBase const &other ) : ResultBase( other ) {
+            if( m_type == ResultBase::Ok )
+                new( &m_value ) T( other.m_value );
+        }
+
+        ResultValueBase( Type, T const &value ) : ResultBase( Ok ) {
+            new( &m_value ) T( value );
+        }
+
+        auto operator=( ResultValueBase const &other ) -> ResultValueBase & {
+            if( m_type == ResultBase::Ok )
+                m_value.~T();
+            ResultBase::operator=(other);
+            if( m_type == ResultBase::Ok )
+                new( &m_value ) T( other.m_value );
+            return *this;
+        }
+
+        ~ResultValueBase() override {
+            if( m_type == 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() != ResultBase::Ok );
+        }
+
+        template<typename U>
+        static auto ok( U const &value ) -> BasicResult { return { ResultBase::Ok, value }; }
+        static auto ok() -> BasicResult { return { ResultBase::Ok }; }
+        static auto logicError( std::string const &message ) -> BasicResult { return { ResultBase::LogicError, message }; }
+        static auto runtimeError( std::string const &message ) -> BasicResult { return { ResultBase::RuntimeError, message }; }
+
+        explicit operator bool() const { return m_type == ResultBase::Ok; }
+        auto type() const -> ResultBase::Type { 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 != ResultBase::LogicError );
+            assert( m_type != ResultBase::RuntimeError );
+            if( m_type != ResultBase::Ok )
+                std::abort();
+        }
+
+        std::string m_errorMessage; // Only populated if resultType is an error
+
+        BasicResult( ResultBase::Type type, std::string const &message )
+        :   ResultValueBase<T>(type),
+            m_errorMessage(message)
+        {
+            assert( m_type != ResultBase::Ok );
+        }
+
+        using ResultValueBase<T>::ResultValueBase;
+        using ResultBase::m_type;
+    };
+
+    enum class ParseResultType {
+        Matched, NoMatch, ShortCircuitAll, ShortCircuitSame
+    };
+
+    class ParseState {
+    public:
+
+        ParseState( ParseResultType type, TokenStream const &remainingTokens )
+        : m_type(type),
+          m_remainingTokens( remainingTokens )
+        {}
+
+        auto type() const -> ParseResultType { return m_type; }
+        auto remainingTokens() const -> TokenStream { 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>
+    inline auto convertInto( std::string const &source, T& target ) -> ParserResult {
+        std::stringstream ss;
+        ss << source;
+        ss >> target;
+        if( ss.fail() )
+            return ParserResult::runtimeError( "Unable to convert '" + source + "' to destination type" );
+        else
+            return ParserResult::ok( ParseResultType::Matched );
+    }
+    inline auto convertInto( std::string const &source, std::string& target ) -> ParserResult {
+        target = source;
+        return ParserResult::ok( ParseResultType::Matched );
+    }
+    inline auto convertInto( std::string const &source, bool &target ) -> ParserResult {
+        std::string srcLC = source;
+        std::transform( srcLC.begin(), srcLC.end(), srcLC.begin(), []( char c ) { return static_cast<char>( std::tolower(c) ); } );
+        if (srcLC == "y" || srcLC == "1" || srcLC == "true" || srcLC == "yes" || srcLC == "on")
+            target = true;
+        else if (srcLC == "n" || srcLC == "0" || srcLC == "false" || srcLC == "no" || srcLC == "off")
+            target = false;
+        else
+            return ParserResult::runtimeError( "Expected a boolean value but did not recognise: '" + source + "'" );
+        return ParserResult::ok( ParseResultType::Matched );
+    }
+#ifdef CLARA_CONFIG_OPTIONAL_TYPE
+    template<typename T>
+    inline 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 NonCopyable {
+        NonCopyable() = default;
+        NonCopyable( NonCopyable const & ) = delete;
+        NonCopyable( NonCopyable && ) = delete;
+        NonCopyable &operator=( NonCopyable const & ) = delete;
+        NonCopyable &operator=( NonCopyable && ) = delete;
+    };
+
+    struct BoundRef : NonCopyable {
+        virtual ~BoundRef() = default;
+        virtual auto isContainer() const -> bool { return false; }
+        virtual auto isFlag() const -> bool { return false; }
+    };
+    struct BoundValueRefBase : BoundRef {
+        virtual auto setValue( std::string const &arg ) -> ParserResult = 0;
+    };
+    struct BoundFlagRefBase : BoundRef {
+        virtual auto setFlag( bool flag ) -> ParserResult = 0;
+        virtual auto isFlag() const -> bool { return true; }
+    };
+
+    template<typename T>
+    struct BoundValueRef : BoundValueRefBase {
+        T &m_ref;
+
+        explicit BoundValueRef( T &ref ) : m_ref( ref ) {}
+
+        auto setValue( std::string const &arg ) -> ParserResult 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 ) {}
+
+        auto setFlag( bool flag ) -> ParserResult override {
+            m_ref = flag;
+            return ParserResult::ok( ParseResultType::Matched );
+        }
+    };
+
+    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>
+    inline 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 };
+
+    struct Parser;
+
+    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 auto cardinality() const -> size_t { return 1; }
+
+        auto parse( Args const &args ) const -> InternalParseResult {
+            return parse( args.exeName(), TokenStream( args ) );
+        }
+    };
+
+    template<typename DerivedT>
+    class ComposableParserImpl : public ParserBase {
+    public:
+        template<typename T>
+        auto operator|( T const &other ) const -> Parser;
+
+		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;
+        }
+
+        auto hint() const -> std::string { return m_hint; }
+    };
+
+    class ExeName : public ComposableParserImpl<ExeName> {
+        std::shared_ptr<std::string> m_name;
+        std::shared_ptr<BoundValueRefBase> m_ref;
+
+        template<typename LambdaT>
+        static auto makeRef(LambdaT const &lambda) -> std::shared_ptr<BoundValueRefBase> {
+            return std::make_shared<BoundLambda<LambdaT>>( lambda) ;
+        }
+
+    public:
+        ExeName() : m_name( std::make_shared<std::string>( "<executable>" ) ) {}
+
+        explicit ExeName( std::string &ref ) : ExeName() {
+            m_ref = std::make_shared<BoundValueRef<std::string>>( ref );
+        }
+
+        template<typename LambdaT>
+        explicit ExeName( LambdaT const& lambda ) : ExeName() {
+            m_ref = std::make_shared<BoundLambda<LambdaT>>( lambda );
+        }
+
+        // The exe name is not parsed out of the normal tokens, but is handled specially
+        auto parse( std::string const&, TokenStream const &tokens ) const -> InternalParseResult override {
+            return InternalParseResult::ok( ParseState( ParseResultType::NoMatch, tokens ) );
+        }
+
+        auto name() const -> std::string { return *m_name; }
+        auto set( std::string const& newName ) -> ParserResult {
+
+            auto lastSlash = newName.find_last_of( "\\/" );
+            auto filename = ( lastSlash == std::string::npos )
+                    ? newName
+                    : newName.substr( lastSlash+1 );
+
+            *m_name = filename;
+            if( m_ref )
+                return m_ref->setValue( filename );
+            else
+                return ParserResult::ok( ParseResultType::Matched );
+        }
+    };
+
+    class Arg : public ParserRefImpl<Arg> {
+    public:
+        using ParserRefImpl::ParserRefImpl;
+
+        auto parse( std::string const &, TokenStream const &tokens ) const -> InternalParseResult override {
+            auto validationResult = validate();
+            if( !validationResult )
+                return InternalParseResult( validationResult );
+
+            auto remainingTokens = tokens;
+            auto const &token = *remainingTokens;
+            if( token.type != TokenType::Argument )
+                return InternalParseResult::ok( ParseState( ParseResultType::NoMatch, remainingTokens ) );
+
+            assert( !m_ref->isFlag() );
+            auto valueRef = static_cast<detail::BoundValueRefBase*>( m_ref.get() );
+
+            auto result = valueRef->setValue( remainingTokens->token );
+            if( !result )
+                return InternalParseResult( result );
+            else
+                return InternalParseResult::ok( ParseState( ParseResultType::Matched, ++remainingTokens ) );
+        }
+    };
+
+    inline auto normaliseOpt( std::string const &optName ) -> std::string {
+#ifdef CATCH_PLATFORM_WINDOWS
+        if( optName[0] == '/' )
+            return "-" + optName.substr( 1 );
+        else
+#endif
+            return optName;
+    }
+
+    class Opt : public ParserRefImpl<Opt> {
+    protected:
+        std::vector<std::string> m_optNames;
+
+    public:
+        template<typename LambdaT>
+        explicit Opt( LambdaT const &ref ) : ParserRefImpl( std::make_shared<BoundFlagLambda<LambdaT>>( ref ) ) {}
+
+        explicit Opt( bool &ref ) : ParserRefImpl( std::make_shared<BoundFlagRef>( 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;
+        }
+
+        auto getHelpColumns() const -> std::vector<HelpColumns> {
+            std::ostringstream oss;
+            bool first = true;
+            for( auto const &opt : m_optNames ) {
+                if (first)
+                    first = false;
+                else
+                    oss << ", ";
+                oss << opt;
+            }
+            if( !m_hint.empty() )
+                oss << " <" << m_hint << ">";
+            return { { oss.str(), m_description } };
+        }
+
+        auto isMatch( std::string const &optToken ) const -> bool {
+            auto normalisedToken = normaliseOpt( optToken );
+            for( auto const &name : m_optNames ) {
+                if( normaliseOpt( name ) == normalisedToken )
+                    return true;
+            }
+            return false;
+        }
+
+        using ParserBase::parse;
+
+        auto parse( std::string const&, TokenStream const &tokens ) const -> InternalParseResult override {
+            auto validationResult = validate();
+            if( !validationResult )
+                return InternalParseResult( validationResult );
+
+            auto remainingTokens = tokens;
+            if( remainingTokens && remainingTokens->type == TokenType::Option ) {
+                auto const &token = *remainingTokens;
+                if( isMatch(token.token ) ) {
+                    if( m_ref->isFlag() ) {
+                        auto flagRef = static_cast<detail::BoundFlagRefBase*>( m_ref.get() );
+                        auto result = flagRef->setFlag( true );
+                        if( !result )
+                            return InternalParseResult( result );
+                        if( result.value() == ParseResultType::ShortCircuitAll )
+                            return InternalParseResult::ok( ParseState( result.value(), remainingTokens ) );
+                    } else {
+                        auto valueRef = static_cast<detail::BoundValueRefBase*>( m_ref.get() );
+                        ++remainingTokens;
+                        if( !remainingTokens )
+                            return InternalParseResult::runtimeError( "Expected argument following " + token.token );
+                        auto const &argToken = *remainingTokens;
+                        if( argToken.type != TokenType::Argument )
+                            return InternalParseResult::runtimeError( "Expected argument following " + token.token );
+                        auto result = valueRef->setValue( argToken.token );
+                        if( !result )
+                            return InternalParseResult( result );
+                        if( result.value() == ParseResultType::ShortCircuitAll )
+                            return InternalParseResult::ok( ParseState( result.value(), remainingTokens ) );
+                    }
+                    return InternalParseResult::ok( ParseState( ParseResultType::Matched, ++remainingTokens ) );
+                }
+            }
+            return InternalParseResult::ok( ParseState( ParseResultType::NoMatch, remainingTokens ) );
+        }
+
+        auto validate() const -> Result override {
+            if( m_optNames.empty() )
+                return Result::logicError( "No options supplied to Opt" );
+            for( auto const &name : m_optNames ) {
+                if( name.empty() )
+                    return Result::logicError( "Option name cannot be empty" );
+#ifdef CATCH_PLATFORM_WINDOWS
+                if( name[0] != '-' && name[0] != '/' )
+                    return Result::logicError( "Option name must begin with '-' or '/'" );
+#else
+                if( name[0] != '-' )
+                    return Result::logicError( "Option name must begin with '-'" );
+#endif
+            }
+            return ParserRefImpl::validate();
+        }
+    };
+
+    struct Help : Opt {
+        Help( bool &showHelpFlag )
+        :   Opt([&]( bool flag ) {
+                showHelpFlag = flag;
+                return ParserResult::ok( ParseResultType::ShortCircuitAll );
+            })
+        {
+            static_cast<Opt &>( *this )
+                    ("display usage information")
+                    ["-?"]["-h"]["--help"]
+                    .optional();
+        }
+    };
+
+    struct Parser : ParserBase {
+
+        mutable ExeName m_exeName;
+        std::vector<Opt> m_options;
+        std::vector<Arg> m_args;
+
+        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;
+        }
+
+        auto operator|=( Parser const &other ) -> Parser & {
+            m_options.insert(m_options.end(), other.m_options.begin(), other.m_options.end());
+            m_args.insert(m_args.end(), other.m_args.begin(), other.m_args.end());
+            return *this;
+        }
+
+        template<typename T>
+        auto operator|( T const &other ) const -> Parser {
+            return Parser( *this ) |= other;
+        }
+
+        // Forward deprecated interface with '+' instead of '|'
+        template<typename T>
+        auto operator+=( T const &other ) -> Parser & { return operator|=( other ); }
+        template<typename T>
+        auto operator+( T const &other ) const -> Parser { return operator|( other ); }
+
+        auto getHelpColumns() const -> std::vector<HelpColumns> {
+            std::vector<HelpColumns> cols;
+            for (auto const &o : m_options) {
+                auto childCols = o.getHelpColumns();
+                cols.insert( cols.end(), childCols.begin(), childCols.end() );
+            }
+            return cols;
+        }
+
+        void writeToStream( std::ostream &os ) const {
+            if (!m_exeName.name().empty()) {
+                os << "usage:\n" << "  " << m_exeName.name() << " ";
+                bool required = true, first = true;
+                for( auto const &arg : m_args ) {
+                    if (first)
+                        first = false;
+                    else
+                        os << " ";
+                    if( arg.isOptional() && required ) {
+                        os << "[";
+                        required = false;
+                    }
+                    os << "<" << arg.hint() << ">";
+                    if( arg.cardinality() == 0 )
+                        os << " ... ";
+                }
+                if( !required )
+                    os << "]";
+                if( !m_options.empty() )
+                    os << " options";
+                os << "\n\nwhere options are:" << std::endl;
+            }
+
+            auto rows = getHelpColumns();
+            size_t consoleWidth = CATCH_CLARA_CONFIG_CONSOLE_WIDTH;
+            size_t optWidth = 0;
+            for( auto const &cols : rows )
+                optWidth = (std::max)(optWidth, cols.left.size() + 2);
+
+            optWidth = (std::min)(optWidth, consoleWidth/2);
+
+            for( auto const &cols : rows ) {
+                auto row =
+                        TextFlow::Column( cols.left ).width( optWidth ).indent( 2 ) +
+                        TextFlow::Spacer(4) +
+                        TextFlow::Column( cols.right ).width( consoleWidth - 7 - optWidth );
+                os << row << std::endl;
+            }
+        }
+
+        friend auto operator<<( std::ostream &os, Parser const &parser ) -> std::ostream& {
+            parser.writeToStream( os );
+            return os;
+        }
+
+        auto validate() const -> Result override {
+            for( auto const &opt : m_options ) {
+                auto result = opt.validate();
+                if( !result )
+                    return result;
+            }
+            for( auto const &arg : m_args ) {
+                auto result = arg.validate();
+                if( !result )
+                    return result;
+            }
+            return Result::ok();
+        }
+
+        using ParserBase::parse;
+
+        auto parse( std::string const& exeName, TokenStream const &tokens ) const -> InternalParseResult override {
+
+            struct ParserInfo {
+                ParserBase const* parser = nullptr;
+                size_t count = 0;
+            };
+            const size_t totalParsers = m_options.size() + m_args.size();
+            assert( totalParsers < 512 );
+            // ParserInfo parseInfos[totalParsers]; // <-- this is what we really want to do
+            ParserInfo parseInfos[512];
+
+            {
+                size_t i = 0;
+                for (auto const &opt : m_options) parseInfos[i++].parser = &opt;
+                for (auto const &arg : m_args) parseInfos[i++].parser = &arg;
+            }
+
+            m_exeName.set( exeName );
+
+            auto result = InternalParseResult::ok( ParseState( ParseResultType::NoMatch, tokens ) );
+            while( result.value().remainingTokens() ) {
+                bool tokenParsed = false;
+
+                for( size_t i = 0; i < totalParsers; ++i ) {
+                    auto&  parseInfo = parseInfos[i];
+                    if( parseInfo.parser->cardinality() == 0 || parseInfo.count < parseInfo.parser->cardinality() ) {
+                        result = parseInfo.parser->parse(exeName, result.value().remainingTokens());
+                        if (!result)
+                            return result;
+                        if (result.value().type() != ParseResultType::NoMatch) {
+                            tokenParsed = true;
+                            ++parseInfo.count;
+                            break;
+                        }
+                    }
+                }
+
+                if( result.value().type() == ParseResultType::ShortCircuitAll )
+                    return result;
+                if( !tokenParsed )
+                    return InternalParseResult::runtimeError( "Unrecognised token: " + result.value().remainingTokens()->token );
+            }
+            // !TBD Check missing required options
+            return result;
+        }
+    };
+
+    template<typename DerivedT>
+    template<typename T>
+    auto ComposableParserImpl<DerivedT>::operator|( T const &other ) const -> Parser {
+        return Parser() | static_cast<DerivedT const &>( *this ) | other;
+    }
+} // namespace detail
+
+// A Combined parser
+using detail::Parser;
+
+// A parser for options
+using detail::Opt;
+
+// A parser for arguments
+using detail::Arg;
+
+// Wrapper for argc, argv from main()
+using detail::Args;
+
+// Specifies the name of the executable
+using detail::ExeName;
+
+// Convenience wrapper for option parser that specifies the help option
+using detail::Help;
+
+// enum of result types from a parse
+using detail::ParseResultType;
+
+// Result type for parser operation
+using detail::ParserResult;
+
+}} // namespace Catch::clara
+
+// end clara.hpp
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
+
+// Restore Clara's value for console width, if present
+#ifdef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
+#define CATCH_CLARA_TEXTFLOW_CONFIG_CONSOLE_WIDTH CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
+#undef CATCH_TEMP_CLARA_CONFIG_CONSOLE_WIDTH
+#endif
+
+// end catch_clara.h
+namespace Catch {
+
+    clara::Parser makeCommandLineParser( ConfigData& config );
+
+} // end namespace Catch
+
+// end catch_commandline.h
+#include <fstream>
+#include <ctime>
+
+namespace Catch {
+
+    clara::Parser makeCommandLineParser( ConfigData& config ) {
+
+        using namespace clara;
+
+        auto const setWarning = [&]( std::string const& warning ) {
+                auto warningSet = [&]() {
+                    if( warning == "NoAssertions" )
+                        return WarnAbout::NoAssertions;
+
+                    if ( warning == "NoTests" )
+                        return WarnAbout::NoTests;
+
+                    return WarnAbout::Nothing;
+                }();
+
+                if (warningSet == WarnAbout::Nothing)
+                    return ParserResult::runtimeError( "Unrecognised warning: '" + warning + "'" );
+                config.warnings = static_cast<WarnAbout::What>( config.warnings | warningSet );
+                return ParserResult::ok( ParseResultType::Matched );
+            };
+        auto const loadTestNamesFromFile = [&]( std::string const& filename ) {
+                std::ifstream f( filename.c_str() );
+                if( !f.is_open() )
+                    return ParserResult::runtimeError( "Unable to load input file: '" + filename + "'" );
+
+                std::string line;
+                while( std::getline( f, line ) ) {
+                    line = trim(line);
+                    if( !line.empty() && !startsWith( line, '#' ) ) {
+                        if( !startsWith( line, '"' ) )
+                            line = '"' + line + '"';
+                        config.testsOrTags.push_back( line + ',' );
+                    }
+                }
+                return ParserResult::ok( ParseResultType::Matched );
+            };
+        auto const setTestOrder = [&]( std::string const& order ) {
+                if( startsWith( "declared", order ) )
+                    config.runOrder = RunTests::InDeclarationOrder;
+                else if( startsWith( "lexical", order ) )
+                    config.runOrder = RunTests::InLexicographicalOrder;
+                else if( startsWith( "random", order ) )
+                    config.runOrder = RunTests::InRandomOrder;
+                else
+                    return clara::ParserResult::runtimeError( "Unrecognised ordering: '" + order + "'" );
+                return ParserResult::ok( ParseResultType::Matched );
+            };
+        auto const setRngSeed = [&]( std::string const& seed ) {
+                if( seed != "time" )
+                    return clara::detail::convertInto( seed, config.rngSeed );
+                config.rngSeed = static_cast<unsigned int>( std::time(nullptr) );
+                return ParserResult::ok( ParseResultType::Matched );
+            };
+        auto const setColourUsage = [&]( std::string const& useColour ) {
+                    auto mode = toLower( useColour );
+
+                    if( mode == "yes" )
+                        config.useColour = UseColour::Yes;
+                    else if( mode == "no" )
+                        config.useColour = UseColour::No;
+                    else if( mode == "auto" )
+                        config.useColour = UseColour::Auto;
+                    else
+                        return ParserResult::runtimeError( "colour mode must be one of: auto, yes or no. '" + useColour + "' not recognised" );
+                return ParserResult::ok( ParseResultType::Matched );
+            };
+        auto const setWaitForKeypress = [&]( std::string const& keypress ) {
+                auto keypressLc = toLower( keypress );
+                if( keypressLc == "start" )
+                    config.waitForKeypress = WaitForKeypress::BeforeStart;
+                else if( keypressLc == "exit" )
+                    config.waitForKeypress = WaitForKeypress::BeforeExit;
+                else if( keypressLc == "both" )
+                    config.waitForKeypress = WaitForKeypress::BeforeStartAndExit;
+                else
+                    return ParserResult::runtimeError( "keypress argument must be one of: start, exit or both. '" + keypress + "' not recognised" );
+            return ParserResult::ok( ParseResultType::Matched );
+            };
+        auto const setVerbosity = [&]( std::string const& verbosity ) {
+            auto lcVerbosity = toLower( verbosity );
+            if( lcVerbosity == "quiet" )
+                config.verbosity = Verbosity::Quiet;
+            else if( lcVerbosity == "normal" )
+                config.verbosity = Verbosity::Normal;
+            else if( lcVerbosity == "high" )
+                config.verbosity = Verbosity::High;
+            else
+                return ParserResult::runtimeError( "Unrecognised verbosity, '" + verbosity + "'" );
+            return ParserResult::ok( ParseResultType::Matched );
+        };
+        auto const setReporter = [&]( std::string const& reporter ) {
+            IReporterRegistry::FactoryMap const& factories = getRegistryHub().getReporterRegistry().getFactories();
+
+            auto lcReporter = toLower( reporter );
+            auto result = factories.find( lcReporter );
+
+            if( factories.end() != result )
+                config.reporterName = lcReporter;
+            else
+                return ParserResult::runtimeError( "Unrecognized reporter, '" + reporter + "'. Check available with --list-reporters" );
+            return ParserResult::ok( ParseResultType::Matched );
+        };
+
+        auto cli
+            = ExeName( config.processName )
+            | Help( config.showHelp )
+            | Opt( config.listTests )
+                ["-l"]["--list-tests"]
+                ( "list all/matching test cases" )
+            | Opt( config.listTags )
+                ["-t"]["--list-tags"]
+                ( "list all/matching tags" )
+            | Opt( config.showSuccessfulTests )
+                ["-s"]["--success"]
+                ( "include successful tests in output" )
+            | Opt( config.shouldDebugBreak )
+                ["-b"]["--break"]
+                ( "break into debugger on failure" )
+            | Opt( config.noThrow )
+                ["-e"]["--nothrow"]
+                ( "skip exception tests" )
+            | Opt( config.showInvisibles )
+                ["-i"]["--invisibles"]
+                ( "show invisibles (tabs, newlines)" )
+            | Opt( config.outputFilename, "filename" )
+                ["-o"]["--out"]
+                ( "output filename" )
+            | Opt( setReporter, "name" )
+                ["-r"]["--reporter"]
+                ( "reporter to use (defaults to console)" )
+            | Opt( config.name, "name" )
+                ["-n"]["--name"]
+                ( "suite name" )
+            | Opt( [&]( bool ){ config.abortAfter = 1; } )
+                ["-a"]["--abort"]
+                ( "abort at first failure" )
+            | Opt( [&]( int x ){ config.abortAfter = x; }, "no. failures" )
+                ["-x"]["--abortx"]
+                ( "abort after x failures" )
+            | Opt( setWarning, "warning name" )
+                ["-w"]["--warn"]
+                ( "enable warnings" )
+            | Opt( [&]( bool flag ) { config.showDurations = flag ? ShowDurations::Always : ShowDurations::Never; }, "yes|no" )
+                ["-d"]["--durations"]
+                ( "show test durations" )
+            | Opt( loadTestNamesFromFile, "filename" )
+                ["-f"]["--input-file"]
+                ( "load test names to run from a file" )
+            | Opt( config.filenamesAsTags )
+                ["-#"]["--filenames-as-tags"]
+                ( "adds a tag for the filename" )
+            | Opt( config.sectionsToRun, "section name" )
+                ["-c"]["--section"]
+                ( "specify section to run" )
+            | Opt( setVerbosity, "quiet|normal|high" )
+                ["-v"]["--verbosity"]
+                ( "set output verbosity" )
+            | Opt( config.listTestNamesOnly )
+                ["--list-test-names-only"]
+                ( "list all/matching test cases names only" )
+            | Opt( config.listReporters )
+                ["--list-reporters"]
+                ( "list all reporters" )
+            | Opt( setTestOrder, "decl|lex|rand" )
+                ["--order"]
+                ( "test case order (defaults to decl)" )
+            | Opt( setRngSeed, "'time'|number" )
+                ["--rng-seed"]
+                ( "set a specific seed for random numbers" )
+            | Opt( setColourUsage, "yes|no" )
+                ["--use-colour"]
+                ( "should output be colourised" )
+            | Opt( config.libIdentify )
+                ["--libidentify"]
+                ( "report name and version according to libidentify standard" )
+            | Opt( setWaitForKeypress, "start|exit|both" )
+                ["--wait-for-keypress"]
+                ( "waits for a keypress before exiting" )
+            | Opt( config.benchmarkResolutionMultiple, "multiplier" )
+                ["--benchmark-resolution-multiple"]
+                ( "multiple of clock resolution to run benchmarks" )
+
+            | Arg( config.testsOrTags, "test name|pattern|tags" )
+                ( "which test or tests to use" );
+
+        return cli;
+    }
+
+} // end namespace Catch
+// end catch_commandline.cpp
+// start catch_common.cpp
+
+#include <cstring>
+#include <ostream>
+
+namespace Catch {
+
+    bool SourceLineInfo::empty() const noexcept {
+        return file[0] == '\0';
+    }
+    bool SourceLineInfo::operator == ( SourceLineInfo const& other ) const noexcept {
+        return line == other.line && (file == other.file || std::strcmp(file, other.file) == 0);
+    }
+    bool SourceLineInfo::operator < ( SourceLineInfo const& other ) const noexcept {
+        // We can assume that the same file will usually have the same pointer.
+        // Thus, if the pointers are the same, there is no point in calling the strcmp
+        return line < other.line || ( line == other.line && file != other.file && (std::strcmp(file, other.file) < 0));
+    }
+
+    std::ostream& operator << ( std::ostream& os, SourceLineInfo const& info ) {
+#ifndef __GNUG__
+        os << info.file << '(' << info.line << ')';
+#else
+        os << info.file << ':' << info.line;
+#endif
+        return os;
+    }
+
+    std::string StreamEndStop::operator+() const {
+        return std::string();
+    }
+
+    NonCopyable::NonCopyable() = default;
+    NonCopyable::~NonCopyable() = default;
+
+}
+// end catch_common.cpp
+// start catch_config.cpp
+
+namespace Catch {
+
+    Config::Config( ConfigData const& data )
+    :   m_data( data ),
+        m_stream( openStream() )
+    {
+        TestSpecParser parser(ITagAliasRegistry::get());
+        if (!data.testsOrTags.empty()) {
+            m_hasTestFilters = true;
+            for( auto const& testOrTags : data.testsOrTags )
+                parser.parse( testOrTags );
+        }
+        m_testSpec = parser.testSpec();
+    }
+
+    std::string const& Config::getFilename() const {
+        return m_data.outputFilename ;
+    }
+
+    bool Config::listTests() const          { return m_data.listTests; }
+    bool Config::listTestNamesOnly() const  { return m_data.listTestNamesOnly; }
+    bool Config::listTags() const           { return m_data.listTags; }
+    bool Config::listReporters() const      { return m_data.listReporters; }
+
+    std::string Config::getProcessName() const { return m_data.processName; }
+    std::string const& Config::getReporterName() const { return m_data.reporterName; }
+
+    std::vector<std::string> const& Config::getTestsOrTags() const { return m_data.testsOrTags; }
+    std::vector<std::string> const& Config::getSectionsToRun() const { return m_data.sectionsToRun; }
+
+    TestSpec const& Config::testSpec() const { return m_testSpec; }
+    bool Config::hasTestFilters() const { return m_hasTestFilters; }
+
+    bool Config::showHelp() const { return m_data.showHelp; }
+
+    // IConfig interface
+    bool Config::allowThrows() const                   { return !m_data.noThrow; }
+    std::ostream& Config::stream() const               { return m_stream->stream(); }
+    std::string Config::name() const                   { return m_data.name.empty() ? m_data.processName : m_data.name; }
+    bool Config::includeSuccessfulResults() const      { return m_data.showSuccessfulTests; }
+    bool Config::warnAboutMissingAssertions() const    { return !!(m_data.warnings & WarnAbout::NoAssertions); }
+    bool Config::warnAboutNoTests() const              { return !!(m_data.warnings & WarnAbout::NoTests); }
+    ShowDurations::OrNot Config::showDurations() const { return m_data.showDurations; }
+    RunTests::InWhatOrder Config::runOrder() const     { return m_data.runOrder; }
+    unsigned int Config::rngSeed() const               { return m_data.rngSeed; }
+    int Config::benchmarkResolutionMultiple() const    { return m_data.benchmarkResolutionMultiple; }
+    UseColour::YesOrNo Config::useColour() const       { return m_data.useColour; }
+    bool Config::shouldDebugBreak() const              { return m_data.shouldDebugBreak; }
+    int Config::abortAfter() const                     { return m_data.abortAfter; }
+    bool Config::showInvisibles() const                { return m_data.showInvisibles; }
+    Verbosity Config::verbosity() const                { return m_data.verbosity; }
+
+    IStream const* Config::openStream() {
+        return Catch::makeStream(m_data.outputFilename);
+    }
+
+} // end namespace Catch
+// end catch_config.cpp
+// start catch_console_colour.cpp
+
+#if defined(__clang__)
+#    pragma clang diagnostic push
+#    pragma clang diagnostic ignored "-Wexit-time-destructors"
+#endif
+
+// start catch_errno_guard.h
+
+namespace Catch {
+
+    class ErrnoGuard {
+    public:
+        ErrnoGuard();
+        ~ErrnoGuard();
+    private:
+        int m_oldErrno;
+    };
+
+}
+
+// end catch_errno_guard.h
+#include <sstream>
+
+namespace Catch {
+    namespace {
+
+        struct IColourImpl {
+            virtual ~IColourImpl() = default;
+            virtual void use( Colour::Code _colourCode ) = 0;
+        };
+
+        struct NoColourImpl : IColourImpl {
+            void use( Colour::Code ) {}
+
+            static IColourImpl* instance() {
+                static NoColourImpl s_instance;
+                return &s_instance;
+            }
+        };
+
+    } // anon namespace
+} // namespace Catch
+
+#if !defined( CATCH_CONFIG_COLOUR_NONE ) && !defined( CATCH_CONFIG_COLOUR_WINDOWS ) && !defined( CATCH_CONFIG_COLOUR_ANSI )
+#   ifdef CATCH_PLATFORM_WINDOWS
+#       define CATCH_CONFIG_COLOUR_WINDOWS
+#   else
+#       define CATCH_CONFIG_COLOUR_ANSI
+#   endif
+#endif
+
+#if defined ( CATCH_CONFIG_COLOUR_WINDOWS ) /////////////////////////////////////////
+
+namespace Catch {
+namespace {
+
+    class Win32ColourImpl : public IColourImpl {
+    public:
+        Win32ColourImpl() : stdoutHandle( GetStdHandle(STD_OUTPUT_HANDLE) )
+        {
+            CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
+            GetConsoleScreenBufferInfo( stdoutHandle, &csbiInfo );
+            originalForegroundAttributes = csbiInfo.wAttributes & ~( BACKGROUND_GREEN | BACKGROUND_RED | BACKGROUND_BLUE | BACKGROUND_INTENSITY );
+            originalBackgroundAttributes = csbiInfo.wAttributes & ~( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE | FOREGROUND_INTENSITY );
+        }
+
+        void use( Colour::Code _colourCode ) override {
+            switch( _colourCode ) {
+                case Colour::None:      return setTextAttribute( originalForegroundAttributes );
+                case Colour::White:     return setTextAttribute( FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE );
+                case Colour::Red:       return setTextAttribute( FOREGROUND_RED );
+                case Colour::Green:     return setTextAttribute( FOREGROUND_GREEN );
+                case Colour::Blue:      return setTextAttribute( FOREGROUND_BLUE );
+                case Colour::Cyan:      return setTextAttribute( FOREGROUND_BLUE | FOREGROUND_GREEN );
+                case Colour::Yellow:    return setTextAttribute( FOREGROUND_RED | FOREGROUND_GREEN );
+                case Colour::Grey:      return setTextAttribute( 0 );
+
+                case Colour::LightGrey:     return setTextAttribute( FOREGROUND_INTENSITY );
+                case Colour::BrightRed:     return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_RED );
+                case Colour::BrightGreen:   return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_GREEN );
+                case Colour::BrightWhite:   return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_GREEN | FOREGROUND_RED | FOREGROUND_BLUE );
+                case Colour::BrightYellow:  return setTextAttribute( FOREGROUND_INTENSITY | FOREGROUND_RED | FOREGROUND_GREEN );
+
+                case Colour::Bright: CATCH_INTERNAL_ERROR( "not a colour" );
+
+                default:
+                    CATCH_ERROR( "Unknown colour requested" );
+            }
+        }
+
+    private:
+        void setTextAttribute( WORD _textAttribute ) {
+            SetConsoleTextAttribute( stdoutHandle, _textAttribute | originalBackgroundAttributes );
+        }
+        HANDLE stdoutHandle;
+        WORD originalForegroundAttributes;
+        WORD originalBackgroundAttributes;
+    };
+
+    IColourImpl* platformColourInstance() {
+        static Win32ColourImpl s_instance;
+
+        IConfigPtr config = getCurrentContext().getConfig();
+        UseColour::YesOrNo colourMode = config
+            ? config->useColour()
+            : UseColour::Auto;
+        if( colourMode == UseColour::Auto )
+            colourMode = UseColour::Yes;
+        return colourMode == UseColour::Yes
+            ? &s_instance
+            : NoColourImpl::instance();
+    }
+
+} // end anon namespace
+} // end namespace Catch
+
+#elif defined( CATCH_CONFIG_COLOUR_ANSI ) //////////////////////////////////////
+
+#include <unistd.h>
+
+namespace Catch {
+namespace {
+
+    // use POSIX/ ANSI console terminal codes
+    // Thanks to Adam Strzelecki for original contribution
+    // (http://github.com/nanoant)
+    // https://github.com/philsquared/Catch/pull/131
+    class PosixColourImpl : public IColourImpl {
+    public:
+        void use( Colour::Code _colourCode ) override {
+            switch( _colourCode ) {
+                case Colour::None:
+                case Colour::White:     return setColour( "[0m" );
+                case Colour::Red:       return setColour( "[0;31m" );
+                case Colour::Green:     return setColour( "[0;32m" );
+                case Colour::Blue:      return setColour( "[0;34m" );
+                case Colour::Cyan:      return setColour( "[0;36m" );
+                case Colour::Yellow:    return setColour( "[0;33m" );
+                case Colour::Grey:      return setColour( "[1;30m" );
+
+                case Colour::LightGrey:     return setColour( "[0;37m" );
+                case Colour::BrightRed:     return setColour( "[1;31m" );
+                case Colour::BrightGreen:   return setColour( "[1;32m" );
+                case Colour::BrightWhite:   return setColour( "[1;37m" );
+                case Colour::BrightYellow:  return setColour( "[1;33m" );
+
+                case Colour::Bright: CATCH_INTERNAL_ERROR( "not a colour" );
+                default: CATCH_INTERNAL_ERROR( "Unknown colour requested" );
+            }
+        }
+        static IColourImpl* instance() {
+            static PosixColourImpl s_instance;
+            return &s_instance;
+        }
+
+    private:
+        void setColour( const char* _escapeCode ) {
+            getCurrentContext().getConfig()->stream()
+                << '\033' << _escapeCode;
+        }
+    };
+
+    bool useColourOnPlatform() {
+        return
+#ifdef CATCH_PLATFORM_MAC
+            !isDebuggerActive() &&
+#endif
+#if !(defined(__DJGPP__) && defined(__STRICT_ANSI__))
+            isatty(STDOUT_FILENO)
+#else
+            false
+#endif
+            ;
+    }
+    IColourImpl* platformColourInstance() {
+        ErrnoGuard guard;
+        IConfigPtr config = getCurrentContext().getConfig();
+        UseColour::YesOrNo colourMode = config
+            ? config->useColour()
+            : UseColour::Auto;
+        if( colourMode == UseColour::Auto )
+            colourMode = useColourOnPlatform()
+                ? UseColour::Yes
+                : UseColour::No;
+        return colourMode == UseColour::Yes
+            ? PosixColourImpl::instance()
+            : NoColourImpl::instance();
+    }
+
+} // end anon namespace
+} // end namespace Catch
+
+#else  // not Windows or ANSI ///////////////////////////////////////////////
+
+namespace Catch {
+
+    static IColourImpl* platformColourInstance() { return NoColourImpl::instance(); }
+
+} // end namespace Catch
+
+#endif // Windows/ ANSI/ None
+
+namespace Catch {
+
+    Colour::Colour( Code _colourCode ) { use( _colourCode ); }
+    Colour::Colour( Colour&& rhs ) noexcept {
+        m_moved = rhs.m_moved;
+        rhs.m_moved = true;
+    }
+    Colour& Colour::operator=( Colour&& rhs ) noexcept {
+        m_moved = rhs.m_moved;
+        rhs.m_moved  = true;
+        return *this;
+    }
+
+    Colour::~Colour(){ if( !m_moved ) use( None ); }
+
+    void Colour::use( Code _colourCode ) {
+        static IColourImpl* impl = platformColourInstance();
+        impl->use( _colourCode );
+    }
+
+    std::ostream& operator << ( std::ostream& os, Colour const& ) {
+        return os;
+    }
+
+} // end namespace Catch
+
+#if defined(__clang__)
+#    pragma clang diagnostic pop
+#endif
+
+// end catch_console_colour.cpp
+// start catch_context.cpp
+
+namespace Catch {
+
+    class Context : public IMutableContext, NonCopyable {
+
+    public: // IContext
+        IResultCapture* getResultCapture() override {
+            return m_resultCapture;
+        }
+        IRunner* getRunner() override {
+            return m_runner;
+        }
+
+        IConfigPtr const& getConfig() const override {
+            return m_config;
+        }
+
+        ~Context() override;
+
+    public: // IMutableContext
+        void setResultCapture( IResultCapture* resultCapture ) override {
+            m_resultCapture = resultCapture;
+        }
+        void setRunner( IRunner* runner ) override {
+            m_runner = runner;
+        }
+        void setConfig( IConfigPtr const& config ) override {
+            m_config = config;
+        }
+
+        friend IMutableContext& getCurrentMutableContext();
+
+    private:
+        IConfigPtr m_config;
+        IRunner* m_runner = nullptr;
+        IResultCapture* m_resultCapture = nullptr;
+    };
+
+    IMutableContext *IMutableContext::currentContext = nullptr;
+
+    void IMutableContext::createContext()
+    {
+        currentContext = new Context();
+    }
+
+    void cleanUpContext() {
+        delete IMutableContext::currentContext;
+        IMutableContext::currentContext = nullptr;
+    }
+    IContext::~IContext() = default;
+    IMutableContext::~IMutableContext() = default;
+    Context::~Context() = default;
+}
+// end catch_context.cpp
+// start catch_debug_console.cpp
+
+// start catch_debug_console.h
+
+#include <string>
+
+namespace Catch {
+    void writeToDebugConsole( std::string const& text );
+}
+
+// end catch_debug_console.h
+#ifdef CATCH_PLATFORM_WINDOWS
+
+    namespace Catch {
+        void writeToDebugConsole( std::string const& text ) {
+            ::OutputDebugStringA( text.c_str() );
+        }
+    }
+
+#else
+
+    namespace Catch {
+        void writeToDebugConsole( std::string const& text ) {
+            // !TBD: Need a version for Mac/ XCode and other IDEs
+            Catch::cout() << text;
+        }
+    }
+
+#endif // Platform
+// end catch_debug_console.cpp
+// start catch_debugger.cpp
+
+#ifdef CATCH_PLATFORM_MAC
+
+#  include <assert.h>
+#  include <stdbool.h>
+#  include <sys/types.h>
+#  include <unistd.h>
+#  include <cstddef>
+#  include <ostream>
+
+#ifdef __apple_build_version__
+    // These headers will only compile with AppleClang (XCode)
+    // For other compilers (Clang, GCC, ... ) we need to exclude them
+#  include <sys/sysctl.h>
+#endif
+
+    namespace Catch {
+        #ifdef __apple_build_version__
+        // The following function is taken directly from the following technical note:
+        // https://developer.apple.com/library/archive/qa/qa1361/_index.html
+
+        // Returns true if the current process is being debugged (either
+        // running under the debugger or has a debugger attached post facto).
+        bool isDebuggerActive(){
+            int                 mib[4];
+            struct kinfo_proc   info;
+            std::size_t         size;
+
+            // Initialize the flags so that, if sysctl fails for some bizarre
+            // reason, we get a predictable result.
+
+            info.kp_proc.p_flag = 0;
+
+            // Initialize mib, which tells sysctl the info we want, in this case
+            // we're looking for information about a specific process ID.
+
+            mib[0] = CTL_KERN;
+            mib[1] = KERN_PROC;
+            mib[2] = KERN_PROC_PID;
+            mib[3] = getpid();
+
+            // Call sysctl.
+
+            size = sizeof(info);
+            if( sysctl(mib, sizeof(mib) / sizeof(*mib), &info, &size, nullptr, 0) != 0 ) {
+                Catch::cerr() << "\n** Call to sysctl failed - unable to determine if debugger is active **\n" << std::endl;
+                return false;
+            }
+
+            // We're being debugged if the P_TRACED flag is set.
+
+            return ( (info.kp_proc.p_flag & P_TRACED) != 0 );
+        }
+        #else
+        bool isDebuggerActive() {
+            // We need to find another way to determine this for non-appleclang compilers on macOS
+            return false;
+        }
+        #endif
+    } // namespace Catch
+
+#elif defined(CATCH_PLATFORM_LINUX)
+    #include <fstream>
+    #include <string>
+
+    namespace Catch{
+        // The standard POSIX way of detecting a debugger is to attempt to
+        // ptrace() the process, but this needs to be done from a child and not
+        // this process itself to still allow attaching to this process later
+        // if wanted, so is rather heavy. Under Linux we have the PID of the
+        // "debugger" (which doesn't need to be gdb, of course, it could also
+        // be strace, for example) in /proc/$PID/status, so just get it from
+        // there instead.
+        bool isDebuggerActive(){
+            // Libstdc++ has a bug, where std::ifstream sets errno to 0
+            // This way our users can properly assert over errno values
+            ErrnoGuard guard;
+            std::ifstream in("/proc/self/status");
+            for( std::string line; std::getline(in, line); ) {
+                static const int PREFIX_LEN = 11;
+                if( line.compare(0, PREFIX_LEN, "TracerPid:\t") == 0 ) {
+                    // We're traced if the PID is not 0 and no other PID starts
+                    // with 0 digit, so it's enough to check for just a single
+                    // character.
+                    return line.length() > PREFIX_LEN && line[PREFIX_LEN] != '0';
+                }
+            }
+
+            return false;
+        }
+    } // namespace Catch
+#elif defined(_MSC_VER)
+    extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
+    namespace Catch {
+        bool isDebuggerActive() {
+            return IsDebuggerPresent() != 0;
+        }
+    }
+#elif defined(__MINGW32__)
+    extern "C" __declspec(dllimport) int __stdcall IsDebuggerPresent();
+    namespace Catch {
+        bool isDebuggerActive() {
+            return IsDebuggerPresent() != 0;
+        }
+    }
+#else
+    namespace Catch {
+       bool isDebuggerActive() { return false; }
+    }
+#endif // Platform
+// end catch_debugger.cpp
+// start catch_decomposer.cpp
+
+namespace Catch {
+
+    ITransientExpression::~ITransientExpression() = default;
+
+    void formatReconstructedExpression( std::ostream &os, std::string const& lhs, StringRef op, std::string const& rhs ) {
+        if( lhs.size() + rhs.size() < 40 &&
+                lhs.find('\n') == std::string::npos &&
+                rhs.find('\n') == std::string::npos )
+            os << lhs << " " << op << " " << rhs;
+        else
+            os << lhs << "\n" << op << "\n" << rhs;
+    }
+}
+// end catch_decomposer.cpp
+// start catch_enforce.cpp
+
+namespace Catch {
+#if defined(CATCH_CONFIG_DISABLE_EXCEPTIONS) && !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS_CUSTOM_HANDLER)
+    [[noreturn]]
+    void throw_exception(std::exception const& e) {
+        Catch::cerr() << "Catch will terminate because it needed to throw an exception.\n"
+                      << "The message was: " << e.what() << '\n';
+        std::terminate();
+    }
+#endif
+} // namespace Catch;
+// end catch_enforce.cpp
+// start catch_enum_values_registry.cpp
+// start catch_enum_values_registry.h
+
+#include <vector>
+#include <memory>
+
+namespace Catch {
+
+    namespace Detail {
+
+        std::unique_ptr<EnumInfo> makeEnumInfo( StringRef enumName, StringRef allValueNames, std::vector<int> const& values );
+
+        class EnumValuesRegistry : public IMutableEnumValuesRegistry {
+
+            std::vector<std::unique_ptr<EnumInfo>> m_enumInfos;
+
+            EnumInfo const& registerEnum( StringRef enumName, StringRef allEnums, std::vector<int> const& values) override;
+        };
+
+        std::vector<std::string> parseEnums( StringRef enums );
+
+    } // Detail
+
+} // Catch
+
+// end catch_enum_values_registry.h
+
+#include <map>
+#include <cassert>
+
+namespace Catch {
+
+    IMutableEnumValuesRegistry::~IMutableEnumValuesRegistry() {}
+
+    namespace Detail {
+
+        std::vector<std::string> parseEnums( StringRef enums ) {
+            auto enumValues = splitStringRef( enums, ',' );
+            std::vector<std::string> parsed;
+            parsed.reserve( enumValues.size() );
+            for( auto const& enumValue : enumValues ) {
+                auto identifiers = splitStringRef( enumValue, ':' );
+                parsed.push_back( Catch::trim( identifiers.back() ) );
+            }
+            return parsed;
+        }
+
+        EnumInfo::~EnumInfo() {}
+
+        StringRef EnumInfo::lookup( int value ) const {
+            for( auto const& valueToName : m_values ) {
+                if( valueToName.first == value )
+                    return valueToName.second;
+            }
+            return "{** unexpected enum value **}";
+        }
+
+        std::unique_ptr<EnumInfo> makeEnumInfo( StringRef enumName, StringRef allValueNames, std::vector<int> const& values ) {
+            std::unique_ptr<EnumInfo> enumInfo( new EnumInfo );
+            enumInfo->m_name = enumName;
+            enumInfo->m_values.reserve( values.size() );
+
+            const auto valueNames = Catch::Detail::parseEnums( allValueNames );
+            assert( valueNames.size() == values.size() );
+            std::size_t i = 0;
+            for( auto value : values )
+                enumInfo->m_values.push_back({ value, valueNames[i++] });
+
+            return enumInfo;
+        }
+
+        EnumInfo const& EnumValuesRegistry::registerEnum( StringRef enumName, StringRef allValueNames, std::vector<int> const& values ) {
+            auto enumInfo = makeEnumInfo( enumName, allValueNames, values );
+            EnumInfo* raw = enumInfo.get();
+            m_enumInfos.push_back( std::move( enumInfo ) );
+            return *raw;
+        }
+
+    } // Detail
+} // Catch
+
+// end catch_enum_values_registry.cpp
+// start catch_errno_guard.cpp
+
+#include <cerrno>
+
+namespace Catch {
+        ErrnoGuard::ErrnoGuard():m_oldErrno(errno){}
+        ErrnoGuard::~ErrnoGuard() { errno = m_oldErrno; }
+}
+// end catch_errno_guard.cpp
+// start catch_exception_translator_registry.cpp
+
+// start catch_exception_translator_registry.h
+
+#include <vector>
+#include <string>
+#include <memory>
+
+namespace Catch {
+
+    class ExceptionTranslatorRegistry : public IExceptionTranslatorRegistry {
+    public:
+        ~ExceptionTranslatorRegistry();
+        virtual void registerTranslator( const IExceptionTranslator* translator );
+        std::string translateActiveException() const override;
+        std::string tryTranslators() const;
+
+    private:
+        std::vector<std::unique_ptr<IExceptionTranslator const>> m_translators;
+    };
+}
+
+// end catch_exception_translator_registry.h
+#ifdef __OBJC__
+#import "Foundation/Foundation.h"
+#endif
+
+namespace Catch {
+
+    ExceptionTranslatorRegistry::~ExceptionTranslatorRegistry() {
+    }
+
+    void ExceptionTranslatorRegistry::registerTranslator( const IExceptionTranslator* translator ) {
+        m_translators.push_back( std::unique_ptr<const IExceptionTranslator>( translator ) );
+    }
+
+#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
+    std::string ExceptionTranslatorRegistry::translateActiveException() const {
+        try {
+#ifdef __OBJC__
+            // In Objective-C try objective-c exceptions first
+            @try {
+                return tryTranslators();
+            }
+            @catch (NSException *exception) {
+                return Catch::Detail::stringify( [exception description] );
+            }
+#else
+            // Compiling a mixed mode project with MSVC means that CLR
+            // exceptions will be caught in (...) as well. However, these
+            // do not fill-in std::current_exception and thus lead to crash
+            // when attempting rethrow.
+            // /EHa switch also causes structured exceptions to be caught
+            // here, but they fill-in current_exception properly, so
+            // at worst the output should be a little weird, instead of
+            // causing a crash.
+            if (std::current_exception() == nullptr) {
+                return "Non C++ exception. Possibly a CLR exception.";
+            }
+            return tryTranslators();
+#endif
+        }
+        catch( TestFailureException& ) {
+            std::rethrow_exception(std::current_exception());
+        }
+        catch( std::exception& ex ) {
+            return ex.what();
+        }
+        catch( std::string& msg ) {
+            return msg;
+        }
+        catch( const char* msg ) {
+            return msg;
+        }
+        catch(...) {
+            return "Unknown exception";
+        }
+    }
+
+    std::string ExceptionTranslatorRegistry::tryTranslators() const {
+        if (m_translators.empty()) {
+            std::rethrow_exception(std::current_exception());
+        } else {
+            return m_translators[0]->translate(m_translators.begin() + 1, m_translators.end());
+        }
+    }
+
+#else // ^^ Exceptions are enabled // Exceptions are disabled vv
+    std::string ExceptionTranslatorRegistry::translateActiveException() const {
+        CATCH_INTERNAL_ERROR("Attempted to translate active exception under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
+    }
+
+    std::string ExceptionTranslatorRegistry::tryTranslators() const {
+        CATCH_INTERNAL_ERROR("Attempted to use exception translators under CATCH_CONFIG_DISABLE_EXCEPTIONS!");
+    }
+#endif
+
+}
+// end catch_exception_translator_registry.cpp
+// start catch_fatal_condition.cpp
+
+#if defined(__GNUC__)
+#    pragma GCC diagnostic push
+#    pragma GCC diagnostic ignored "-Wmissing-field-initializers"
+#endif
+
+#if defined( CATCH_CONFIG_WINDOWS_SEH ) || defined( CATCH_CONFIG_POSIX_SIGNALS )
+
+namespace {
+    // Report the error condition
+    void reportFatal( char const * const message ) {
+        Catch::getCurrentContext().getResultCapture()->handleFatalErrorCondition( message );
+    }
+}
+
+#endif // signals/SEH handling
+
+#if defined( CATCH_CONFIG_WINDOWS_SEH )
+
+namespace Catch {
+    struct SignalDefs { DWORD id; const char* name; };
+
+    // There is no 1-1 mapping between signals and windows exceptions.
+    // Windows can easily distinguish between SO and SigSegV,
+    // but SigInt, SigTerm, etc are handled differently.
+    static SignalDefs signalDefs[] = {
+        { static_cast<DWORD>(EXCEPTION_ILLEGAL_INSTRUCTION),  "SIGILL - Illegal instruction signal" },
+        { static_cast<DWORD>(EXCEPTION_STACK_OVERFLOW), "SIGSEGV - Stack overflow" },
+        { static_cast<DWORD>(EXCEPTION_ACCESS_VIOLATION), "SIGSEGV - Segmentation violation signal" },
+        { static_cast<DWORD>(EXCEPTION_INT_DIVIDE_BY_ZERO), "Divide by zero error" },
+    };
+
+    LONG CALLBACK FatalConditionHandler::handleVectoredException(PEXCEPTION_POINTERS ExceptionInfo) {
+        for (auto const& def : signalDefs) {
+            if (ExceptionInfo->ExceptionRecord->ExceptionCode == def.id) {
+                reportFatal(def.name);
+            }
+        }
+        // If its not an exception we care about, pass it along.
+        // This stops us from eating debugger breaks etc.
+        return EXCEPTION_CONTINUE_SEARCH;
+    }
+
+    FatalConditionHandler::FatalConditionHandler() {
+        isSet = true;
+        // 32k seems enough for Catch to handle stack overflow,
+        // but the value was found experimentally, so there is no strong guarantee
+        guaranteeSize = 32 * 1024;
+        exceptionHandlerHandle = nullptr;
+        // Register as first handler in current chain
+        exceptionHandlerHandle = AddVectoredExceptionHandler(1, handleVectoredException);
+        // Pass in guarantee size to be filled
+        SetThreadStackGuarantee(&guaranteeSize);
+    }
+
+    void FatalConditionHandler::reset() {
+        if (isSet) {
+            RemoveVectoredExceptionHandler(exceptionHandlerHandle);
+            SetThreadStackGuarantee(&guaranteeSize);
+            exceptionHandlerHandle = nullptr;
+            isSet = false;
+        }
+    }
+
+    FatalConditionHandler::~FatalConditionHandler() {
+        reset();
+    }
+
+bool FatalConditionHandler::isSet = false;
+ULONG FatalConditionHandler::guaranteeSize = 0;
+PVOID FatalConditionHandler::exceptionHandlerHandle = nullptr;
+
+} // namespace Catch
+
+#elif defined( CATCH_CONFIG_POSIX_SIGNALS )
+
+namespace Catch {
+
+    struct SignalDefs {
+        int id;
+        const char* name;
+    };
+
+    // 32kb for the alternate stack seems to be sufficient. However, this value
+    // is experimentally determined, so that's not guaranteed.
+    constexpr static std::size_t sigStackSize = 32768 >= MINSIGSTKSZ ? 32768 : MINSIGSTKSZ;
+
+    static SignalDefs signalDefs[] = {
+        { SIGINT,  "SIGINT - Terminal interrupt signal" },
+        { SIGILL,  "SIGILL - Illegal instruction signal" },
+        { SIGFPE,  "SIGFPE - Floating point error signal" },
+        { SIGSEGV, "SIGSEGV - Segmentation violation signal" },
+        { SIGTERM, "SIGTERM - Termination request signal" },
+        { SIGABRT, "SIGABRT - Abort (abnormal termination) signal" }
+    };
+
+    void FatalConditionHandler::handleSignal( int sig ) {
+        char const * name = "<unknown signal>";
+        for (auto const& def : signalDefs) {
+            if (sig == def.id) {
+                name = def.name;
+                break;
+            }
+        }
+        reset();
+        reportFatal(name);
+        raise( sig );
+    }
+
+    FatalConditionHandler::FatalConditionHandler() {
+        isSet = true;
+        stack_t sigStack;
+        sigStack.ss_sp = altStackMem;
+        sigStack.ss_size = sigStackSize;
+        sigStack.ss_flags = 0;
+        sigaltstack(&sigStack, &oldSigStack);
+        struct sigaction sa = { };
+
+        sa.sa_handler = handleSignal;
+        sa.sa_flags = SA_ONSTACK;
+        for (std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i) {
+            sigaction(signalDefs[i].id, &sa, &oldSigActions[i]);
+        }
+    }
+
+    FatalConditionHandler::~FatalConditionHandler() {
+        reset();
+    }
+
+    void FatalConditionHandler::reset() {
+        if( isSet ) {
+            // Set signals back to previous values -- hopefully nobody overwrote them in the meantime
+            for( std::size_t i = 0; i < sizeof(signalDefs)/sizeof(SignalDefs); ++i ) {
+                sigaction(signalDefs[i].id, &oldSigActions[i], nullptr);
+            }
+            // Return the old stack
+            sigaltstack(&oldSigStack, nullptr);
+            isSet = false;
+        }
+    }
+
+    bool FatalConditionHandler::isSet = false;
+    struct sigaction FatalConditionHandler::oldSigActions[sizeof(signalDefs)/sizeof(SignalDefs)] = {};
+    stack_t FatalConditionHandler::oldSigStack = {};
+    char FatalConditionHandler::altStackMem[sigStackSize] = {};
+
+} // namespace Catch
+
+#else
+
+namespace Catch {
+    void FatalConditionHandler::reset() {}
+}
+
+#endif // signals/SEH handling
+
+#if defined(__GNUC__)
+#    pragma GCC diagnostic pop
+#endif
+// end catch_fatal_condition.cpp
+// start catch_generators.cpp
+
+// start catch_random_number_generator.h
+
+#include <algorithm>
+#include <random>
+
+namespace Catch {
+
+    struct IConfig;
+
+    std::mt19937& rng();
+    void seedRng( IConfig const& config );
+    unsigned int rngSeed();
+
+}
+
+// end catch_random_number_generator.h
+#include <limits>
+#include <set>
+
+namespace Catch {
+
+IGeneratorTracker::~IGeneratorTracker() {}
+
+const char* GeneratorException::what() const noexcept {
+    return m_msg;
+}
+
+namespace Generators {
+
+    GeneratorUntypedBase::~GeneratorUntypedBase() {}
+
+    auto acquireGeneratorTracker( SourceLineInfo const& lineInfo ) -> IGeneratorTracker& {
+        return getResultCapture().acquireGeneratorTracker( lineInfo );
+    }
+
+} // namespace Generators
+} // namespace Catch
+// end catch_generators.cpp
+// start catch_interfaces_capture.cpp
+
+namespace Catch {
+    IResultCapture::~IResultCapture() = default;
+}
+// end catch_interfaces_capture.cpp
+// start catch_interfaces_config.cpp
+
+namespace Catch {
+    IConfig::~IConfig() = default;
+}
+// end catch_interfaces_config.cpp
+// start catch_interfaces_exception.cpp
+
+namespace Catch {
+    IExceptionTranslator::~IExceptionTranslator() = default;
+    IExceptionTranslatorRegistry::~IExceptionTranslatorRegistry() = default;
+}
+// end catch_interfaces_exception.cpp
+// start catch_interfaces_registry_hub.cpp
+
+namespace Catch {
+    IRegistryHub::~IRegistryHub() = default;
+    IMutableRegistryHub::~IMutableRegistryHub() = default;
+}
+// end catch_interfaces_registry_hub.cpp
+// start catch_interfaces_reporter.cpp
+
+// start catch_reporter_listening.h
+
+namespace Catch {
+
+    class ListeningReporter : public IStreamingReporter {
+        using Reporters = std::vector<IStreamingReporterPtr>;
+        Reporters m_listeners;
+        IStreamingReporterPtr m_reporter = nullptr;
+        ReporterPreferences m_preferences;
+
+    public:
+        ListeningReporter();
+
+        void addListener( IStreamingReporterPtr&& listener );
+        void addReporter( IStreamingReporterPtr&& reporter );
+
+    public: // IStreamingReporter
+
+        ReporterPreferences getPreferences() const override;
+
+        void noMatchingTestCases( std::string const& spec ) override;
+
+        static std::set<Verbosity> getSupportedVerbosities();
+
+        void benchmarkStarting( BenchmarkInfo const& benchmarkInfo ) override;
+        void benchmarkEnded( BenchmarkStats const& benchmarkStats ) 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;
+        bool isMulti() const override;
+
+    };
+
+} // end namespace Catch
+
+// end catch_reporter_listening.h
+namespace Catch {
+
+    ReporterConfig::ReporterConfig( IConfigPtr const& _fullConfig )
+    :   m_stream( &_fullConfig->stream() ), m_fullConfig( _fullConfig ) {}
+
+    ReporterConfig::ReporterConfig( IConfigPtr const& _fullConfig, std::ostream& _stream )
+    :   m_stream( &_stream ), m_fullConfig( _fullConfig ) {}
+
+    std::ostream& ReporterConfig::stream() const { return *m_stream; }
+    IConfigPtr ReporterConfig::fullConfig() const { return m_fullConfig; }
+
+    TestRunInfo::TestRunInfo( std::string const& _name ) : name( _name ) {}
+
+    GroupInfo::GroupInfo(  std::string const& _name,
+                           std::size_t _groupIndex,
+                           std::size_t _groupsCount )
+    :   name( _name ),
+        groupIndex( _groupIndex ),
+        groupsCounts( _groupsCount )
+    {}
+
+     AssertionStats::AssertionStats( AssertionResult const& _assertionResult,
+                                     std::vector<MessageInfo> const& _infoMessages,
+                                     Totals const& _totals )
+    :   assertionResult( _assertionResult ),
+        infoMessages( _infoMessages ),
+        totals( _totals )
+    {
+        assertionResult.m_resultData.lazyExpression.m_transientExpression = _assertionResult.m_resultData.lazyExpression.m_transientExpression;
+
+        if( assertionResult.hasMessage() ) {
+            // Copy message into messages list.
+            // !TBD This should have been done earlier, somewhere
+            MessageBuilder builder( assertionResult.getTestMacroName(), assertionResult.getSourceInfo(), assertionResult.getResultType() );
+            builder << assertionResult.getMessage();
+            builder.m_info.message = builder.m_stream.str();
+
+            infoMessages.push_back( builder.m_info );
+        }
+    }
+
+     AssertionStats::~AssertionStats() = default;
+
+    SectionStats::SectionStats(  SectionInfo const& _sectionInfo,
+                                 Counts const& _assertions,
+                                 double _durationInSeconds,
+                                 bool _missingAssertions )
+    :   sectionInfo( _sectionInfo ),
+        assertions( _assertions ),
+        durationInSeconds( _durationInSeconds ),
+        missingAssertions( _missingAssertions )
+    {}
+
+    SectionStats::~SectionStats() = default;
+
+    TestCaseStats::TestCaseStats(  TestCaseInfo const& _testInfo,
+                                   Totals const& _totals,
+                                   std::string const& _stdOut,
+                                   std::string const& _stdErr,
+                                   bool _aborting )
+    : testInfo( _testInfo ),
+        totals( _totals ),
+        stdOut( _stdOut ),
+        stdErr( _stdErr ),
+        aborting( _aborting )
+    {}
+
+    TestCaseStats::~TestCaseStats() = default;
+
+    TestGroupStats::TestGroupStats( GroupInfo const& _groupInfo,
+                                    Totals const& _totals,
+                                    bool _aborting )
+    :   groupInfo( _groupInfo ),
+        totals( _totals ),
+        aborting( _aborting )
+    {}
+
+    TestGroupStats::TestGroupStats( GroupInfo const& _groupInfo )
+    :   groupInfo( _groupInfo ),
+        aborting( false )
+    {}
+
+    TestGroupStats::~TestGroupStats() = default;
+
+    TestRunStats::TestRunStats(   TestRunInfo const& _runInfo,
+                    Totals const& _totals,
+                    bool _aborting )
+    :   runInfo( _runInfo ),
+        totals( _totals ),
+        aborting( _aborting )
+    {}
+
+    TestRunStats::~TestRunStats() = default;
+
+    void IStreamingReporter::fatalErrorEncountered( StringRef ) {}
+    bool IStreamingReporter::isMulti() const { return false; }
+
+    IReporterFactory::~IReporterFactory() = default;
+    IReporterRegistry::~IReporterRegistry() = default;
+
+} // end namespace Catch
+// end catch_interfaces_reporter.cpp
+// start catch_interfaces_runner.cpp
+
+namespace Catch {
+    IRunner::~IRunner() = default;
+}
+// end catch_interfaces_runner.cpp
+// start catch_interfaces_testcase.cpp
+
+namespace Catch {
+    ITestInvoker::~ITestInvoker() = default;
+    ITestCaseRegistry::~ITestCaseRegistry() = default;
+}
+// end catch_interfaces_testcase.cpp
+// start catch_leak_detector.cpp
+
+#ifdef CATCH_CONFIG_WINDOWS_CRTDBG
+#include <crtdbg.h>
+
+namespace Catch {
+
+    LeakDetector::LeakDetector() {
+        int flag = _CrtSetDbgFlag(_CRTDBG_REPORT_FLAG);
+        flag |= _CRTDBG_LEAK_CHECK_DF;
+        flag |= _CRTDBG_ALLOC_MEM_DF;
+        _CrtSetDbgFlag(flag);
+        _CrtSetReportMode(_CRT_WARN, _CRTDBG_MODE_FILE | _CRTDBG_MODE_DEBUG);
+        _CrtSetReportFile(_CRT_WARN, _CRTDBG_FILE_STDERR);
+        // Change this to leaking allocation's number to break there
+        _CrtSetBreakAlloc(-1);
+    }
+}
+
+#else
+
+    Catch::LeakDetector::LeakDetector() {}
+
+#endif
+
+Catch::LeakDetector::~LeakDetector() {
+    Catch::cleanUp();
+}
+// end catch_leak_detector.cpp
+// start catch_list.cpp
+
+// start catch_list.h
+
+#include <set>
+
+namespace Catch {
+
+    std::size_t listTests( Config const& config );
+
+    std::size_t listTestsNamesOnly( Config const& config );
+
+    struct TagInfo {
+        void add( std::string const& spelling );
+        std::string all() const;
+
+        std::set<std::string> spellings;
+        std::size_t count = 0;
+    };
+
+    std::size_t listTags( Config const& config );
+
+    std::size_t listReporters();
+
+    Option<std::size_t> list( std::shared_ptr<Config> const& config );
+
+} // end namespace Catch
+
+// end catch_list.h
+// start catch_text.h
+
+namespace Catch {
+    using namespace clara::TextFlow;
+}
+
+// end catch_text.h
+#include <limits>
+#include <algorithm>
+#include <iomanip>
+
+namespace Catch {
+
+    std::size_t listTests( Config const& config ) {
+        TestSpec testSpec = config.testSpec();
+        if( config.hasTestFilters() )
+            Catch::cout() << "Matching test cases:\n";
+        else {
+            Catch::cout() << "All available test cases:\n";
+        }
+
+        auto matchedTestCases = filterTests( getAllTestCasesSorted( config ), testSpec, config );
+        for( auto const& testCaseInfo : matchedTestCases ) {
+            Colour::Code colour = testCaseInfo.isHidden()
+                ? Colour::SecondaryText
+                : Colour::None;
+            Colour colourGuard( colour );
+
+            Catch::cout() << Column( testCaseInfo.name ).initialIndent( 2 ).indent( 4 ) << "\n";
+            if( config.verbosity() >= Verbosity::High ) {
+                Catch::cout() << Column( Catch::Detail::stringify( testCaseInfo.lineInfo ) ).indent(4) << std::endl;
+                std::string description = testCaseInfo.description;
+                if( description.empty() )
+                    description = "(NO DESCRIPTION)";
+                Catch::cout() << Column( description ).indent(4) << std::endl;
+            }
+            if( !testCaseInfo.tags.empty() )
+                Catch::cout() << Column( testCaseInfo.tagsAsString() ).indent( 6 ) << "\n";
+        }
+
+        if( !config.hasTestFilters() )
+            Catch::cout() << pluralise( matchedTestCases.size(), "test case" ) << '\n' << std::endl;
+        else
+            Catch::cout() << pluralise( matchedTestCases.size(), "matching test case" ) << '\n' << std::endl;
+        return matchedTestCases.size();
+    }
+
+    std::size_t listTestsNamesOnly( Config const& config ) {
+        TestSpec testSpec = config.testSpec();
+        std::size_t matchedTests = 0;
+        std::vector<TestCase> matchedTestCases = filterTests( getAllTestCasesSorted( config ), testSpec, config );
+        for( auto const& testCaseInfo : matchedTestCases ) {
+            matchedTests++;
+            if( startsWith( testCaseInfo.name, '#' ) )
+               Catch::cout() << '"' << testCaseInfo.name << '"';
+            else
+               Catch::cout() << testCaseInfo.name;
+            if ( config.verbosity() >= Verbosity::High )
+                Catch::cout() << "\t@" << testCaseInfo.lineInfo;
+            Catch::cout() << std::endl;
+        }
+        return matchedTests;
+    }
+
+    void TagInfo::add( std::string const& spelling ) {
+        ++count;
+        spellings.insert( spelling );
+    }
+
+    std::string TagInfo::all() const {
+        std::string out;
+        for( auto const& spelling : spellings )
+            out += "[" + spelling + "]";
+        return out;
+    }
+
+    std::size_t listTags( Config const& config ) {
+        TestSpec testSpec = config.testSpec();
+        if( config.hasTestFilters() )
+            Catch::cout() << "Tags for matching test cases:\n";
+        else {
+            Catch::cout() << "All available tags:\n";
+        }
+
+        std::map<std::string, TagInfo> tagCounts;
+
+        std::vector<TestCase> matchedTestCases = filterTests( getAllTestCasesSorted( config ), testSpec, config );
+        for( auto const& testCase : matchedTestCases ) {
+            for( auto const& tagName : testCase.getTestCaseInfo().tags ) {
+                std::string lcaseTagName = toLower( tagName );
+                auto countIt = tagCounts.find( lcaseTagName );
+                if( countIt == tagCounts.end() )
+                    countIt = tagCounts.insert( std::make_pair( lcaseTagName, TagInfo() ) ).first;
+                countIt->second.add( tagName );
+            }
+        }
+
+        for( auto const& tagCount : tagCounts ) {
+            ReusableStringStream rss;
+            rss << "  " << std::setw(2) << tagCount.second.count << "  ";
+            auto str = rss.str();
+            auto wrapper = Column( tagCount.second.all() )
+                                                    .initialIndent( 0 )
+                                                    .indent( str.size() )
+                                                    .width( CATCH_CONFIG_CONSOLE_WIDTH-10 );
+            Catch::cout() << str << wrapper << '\n';
+        }
+        Catch::cout() << pluralise( tagCounts.size(), "tag" ) << '\n' << std::endl;
+        return tagCounts.size();
+    }
+
+    std::size_t listReporters() {
+        Catch::cout() << "Available reporters:\n";
+        IReporterRegistry::FactoryMap const& factories = getRegistryHub().getReporterRegistry().getFactories();
+        std::size_t maxNameLen = 0;
+        for( auto const& factoryKvp : factories )
+            maxNameLen = (std::max)( maxNameLen, factoryKvp.first.size() );
+
+        for( auto const& factoryKvp : factories ) {
+            Catch::cout()
+                    << Column( factoryKvp.first + ":" )
+                            .indent(2)
+                            .width( 5+maxNameLen )
+                    +  Column( factoryKvp.second->getDescription() )
+                            .initialIndent(0)
+                            .indent(2)
+                            .width( CATCH_CONFIG_CONSOLE_WIDTH - maxNameLen-8 )
+                    << "\n";
+        }
+        Catch::cout() << std::endl;
+        return factories.size();
+    }
+
+    Option<std::size_t> list( std::shared_ptr<Config> const& config ) {
+        Option<std::size_t> listedCount;
+        getCurrentMutableContext().setConfig( config );
+        if( config->listTests() )
+            listedCount = listedCount.valueOr(0) + listTests( *config );
+        if( config->listTestNamesOnly() )
+            listedCount = listedCount.valueOr(0) + listTestsNamesOnly( *config );
+        if( config->listTags() )
+            listedCount = listedCount.valueOr(0) + listTags( *config );
+        if( config->listReporters() )
+            listedCount = listedCount.valueOr(0) + listReporters();
+        return listedCount;
+    }
+
+} // end namespace Catch
+// end catch_list.cpp
+// start catch_matchers.cpp
+
+namespace Catch {
+namespace Matchers {
+    namespace Impl {
+
+        std::string MatcherUntypedBase::toString() const {
+            if( m_cachedToString.empty() )
+                m_cachedToString = describe();
+            return m_cachedToString;
+        }
+
+        MatcherUntypedBase::~MatcherUntypedBase() = default;
+
+    } // namespace Impl
+} // namespace Matchers
+
+using namespace Matchers;
+using Matchers::Impl::MatcherBase;
+
+} // namespace Catch
+// end catch_matchers.cpp
+// start catch_matchers_floating.cpp
+
+// start catch_polyfills.hpp
+
+namespace Catch {
+    bool isnan(float f);
+    bool isnan(double d);
+}
+
+// end catch_polyfills.hpp
+// start catch_to_string.hpp
+
+#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
+
+// end catch_to_string.hpp
+#include <cstdlib>
+#include <cstdint>
+#include <cstring>
+
+namespace Catch {
+namespace Matchers {
+namespace Floating {
+enum class FloatingPointKind : uint8_t {
+    Float,
+    Double
+};
+}
+}
+}
+
+namespace {
+
+template <typename T>
+struct Converter;
+
+template <>
+struct Converter<float> {
+    static_assert(sizeof(float) == sizeof(int32_t), "Important ULP matcher assumption violated");
+    Converter(float f) {
+        std::memcpy(&i, &f, sizeof(f));
+    }
+    int32_t i;
+};
+
+template <>
+struct Converter<double> {
+    static_assert(sizeof(double) == sizeof(int64_t), "Important ULP matcher assumption violated");
+    Converter(double d) {
+        std::memcpy(&i, &d, sizeof(d));
+    }
+    int64_t i;
+};
+
+template <typename T>
+auto convert(T t) -> Converter<T> {
+    return Converter<T>(t);
+}
+
+template <typename FP>
+bool almostEqualUlps(FP lhs, FP rhs, int maxUlpDiff) {
+    // Comparison with NaN should always be false.
+    // This way we can rule it out before getting into the ugly details
+    if (Catch::isnan(lhs) || Catch::isnan(rhs)) {
+        return false;
+    }
+
+    auto lc = convert(lhs);
+    auto rc = convert(rhs);
+
+    if ((lc.i < 0) != (rc.i < 0)) {
+        // Potentially we can have +0 and -0
+        return lhs == rhs;
+    }
+
+    auto ulpDiff = std::abs(lc.i - rc.i);
+    return ulpDiff <= maxUlpDiff;
+}
+
+}
+
+namespace Catch {
+namespace Matchers {
+namespace Floating {
+    WithinAbsMatcher::WithinAbsMatcher(double target, double margin)
+        :m_target{ target }, m_margin{ margin } {
+        CATCH_ENFORCE(margin >= 0, "Invalid margin: " << margin << '.'
+            << " Margin has to be non-negative.");
+    }
+
+    // Performs equivalent check of std::fabs(lhs - rhs) <= margin
+    // But without the subtraction to allow for INFINITY in comparison
+    bool WithinAbsMatcher::match(double const& matchee) const {
+        return (matchee + m_margin >= m_target) && (m_target + m_margin >= matchee);
+    }
+
+    std::string WithinAbsMatcher::describe() const {
+        return "is within " + ::Catch::Detail::stringify(m_margin) + " of " + ::Catch::Detail::stringify(m_target);
+    }
+
+    WithinUlpsMatcher::WithinUlpsMatcher(double target, int ulps, FloatingPointKind baseType)
+        :m_target{ target }, m_ulps{ ulps }, m_type{ baseType } {
+        CATCH_ENFORCE(ulps >= 0, "Invalid ULP setting: " << ulps << '.'
+            << " ULPs have to be non-negative.");
+    }
+
+#if defined(__clang__)
+#pragma clang diagnostic push
+// Clang <3.5 reports on the default branch in the switch below
+#pragma clang diagnostic ignored "-Wunreachable-code"
+#endif
+
+    bool WithinUlpsMatcher::match(double const& matchee) const {
+        switch (m_type) {
+        case FloatingPointKind::Float:
+            return almostEqualUlps<float>(static_cast<float>(matchee), static_cast<float>(m_target), m_ulps);
+        case FloatingPointKind::Double:
+            return almostEqualUlps<double>(matchee, m_target, m_ulps);
+        default:
+            CATCH_INTERNAL_ERROR( "Unknown FloatingPointKind value" );
+        }
+    }
+
+#if defined(__clang__)
+#pragma clang diagnostic pop
+#endif
+
+    std::string WithinUlpsMatcher::describe() const {
+        return "is within " + Catch::to_string(m_ulps) + " ULPs of " + ::Catch::Detail::stringify(m_target) + ((m_type == FloatingPointKind::Float)? "f" : "");
+    }
+
+}// namespace Floating
+
+Floating::WithinUlpsMatcher WithinULP(double target, int maxUlpDiff) {
+    return Floating::WithinUlpsMatcher(target, maxUlpDiff, Floating::FloatingPointKind::Double);
+}
+
+Floating::WithinUlpsMatcher WithinULP(float target, int maxUlpDiff) {
+    return Floating::WithinUlpsMatcher(target, maxUlpDiff, Floating::FloatingPointKind::Float);
+}
+
+Floating::WithinAbsMatcher WithinAbs(double target, double margin) {
+    return Floating::WithinAbsMatcher(target, margin);
+}
+
+} // namespace Matchers
+} // namespace Catch
+
+// end catch_matchers_floating.cpp
+// start catch_matchers_generic.cpp
+
+std::string Catch::Matchers::Generic::Detail::finalizeDescription(const std::string& desc) {
+    if (desc.empty()) {
+        return "matches undescribed predicate";
+    } else {
+        return "matches predicate: \"" + desc + '"';
+    }
+}
+// end catch_matchers_generic.cpp
+// start catch_matchers_string.cpp
+
+#include <regex>
+
+namespace Catch {
+namespace Matchers {
+
+    namespace StdString {
+
+        CasedString::CasedString( std::string const& str, CaseSensitive::Choice caseSensitivity )
+        :   m_caseSensitivity( caseSensitivity ),
+            m_str( adjustString( str ) )
+        {}
+        std::string CasedString::adjustString( std::string const& str ) const {
+            return m_caseSensitivity == CaseSensitive::No
+                   ? toLower( str )
+                   : str;
+        }
+        std::string CasedString::caseSensitivitySuffix() const {
+            return m_caseSensitivity == CaseSensitive::No
+                   ? " (case insensitive)"
+                   : std::string();
+        }
+
+        StringMatcherBase::StringMatcherBase( std::string const& operation, CasedString const& comparator )
+        : m_comparator( comparator ),
+          m_operation( operation ) {
+        }
+
+        std::string StringMatcherBase::describe() const {
+            std::string description;
+            description.reserve(5 + m_operation.size() + m_comparator.m_str.size() +
+                                        m_comparator.caseSensitivitySuffix().size());
+            description += m_operation;
+            description += ": \"";
+            description += m_comparator.m_str;
+            description += "\"";
+            description += m_comparator.caseSensitivitySuffix();
+            return description;
+        }
+
+        EqualsMatcher::EqualsMatcher( CasedString const& comparator ) : StringMatcherBase( "equals", comparator ) {}
+
+        bool EqualsMatcher::match( std::string const& source ) const {
+            return m_comparator.adjustString( source ) == m_comparator.m_str;
+        }
+
+        ContainsMatcher::ContainsMatcher( CasedString const& comparator ) : StringMatcherBase( "contains", comparator ) {}
+
+        bool ContainsMatcher::match( std::string const& source ) const {
+            return contains( m_comparator.adjustString( source ), m_comparator.m_str );
+        }
+
+        StartsWithMatcher::StartsWithMatcher( CasedString const& comparator ) : StringMatcherBase( "starts with", comparator ) {}
+
+        bool StartsWithMatcher::match( std::string const& source ) const {
+            return startsWith( m_comparator.adjustString( source ), m_comparator.m_str );
+        }
+
+        EndsWithMatcher::EndsWithMatcher( CasedString const& comparator ) : StringMatcherBase( "ends with", comparator ) {}
+
+        bool EndsWithMatcher::match( std::string const& source ) const {
+            return endsWith( m_comparator.adjustString( source ), m_comparator.m_str );
+        }
+
+        RegexMatcher::RegexMatcher(std::string regex, CaseSensitive::Choice caseSensitivity): m_regex(std::move(regex)), m_caseSensitivity(caseSensitivity) {}
+
+        bool RegexMatcher::match(std::string const& matchee) const {
+            auto flags = std::regex::ECMAScript; // ECMAScript is the default syntax option anyway
+            if (m_caseSensitivity == CaseSensitive::Choice::No) {
+                flags |= std::regex::icase;
+            }
+            auto reg = std::regex(m_regex, flags);
+            return std::regex_match(matchee, reg);
+        }
+
+        std::string RegexMatcher::describe() const {
+            return "matches " + ::Catch::Detail::stringify(m_regex) + ((m_caseSensitivity == CaseSensitive::Choice::Yes)? " case sensitively" : " case insensitively");
+        }
+
+    } // namespace StdString
+
+    StdString::EqualsMatcher Equals( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
+        return StdString::EqualsMatcher( StdString::CasedString( str, caseSensitivity) );
+    }
+    StdString::ContainsMatcher Contains( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
+        return StdString::ContainsMatcher( StdString::CasedString( str, caseSensitivity) );
+    }
+    StdString::EndsWithMatcher EndsWith( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
+        return StdString::EndsWithMatcher( StdString::CasedString( str, caseSensitivity) );
+    }
+    StdString::StartsWithMatcher StartsWith( std::string const& str, CaseSensitive::Choice caseSensitivity ) {
+        return StdString::StartsWithMatcher( StdString::CasedString( str, caseSensitivity) );
+    }
+
+    StdString::RegexMatcher Matches(std::string const& regex, CaseSensitive::Choice caseSensitivity) {
+        return StdString::RegexMatcher(regex, caseSensitivity);
+    }
+
+} // namespace Matchers
+} // namespace Catch
+// end catch_matchers_string.cpp
+// start catch_message.cpp
+
+// start catch_uncaught_exceptions.h
+
+namespace Catch {
+    bool uncaught_exceptions();
+} // end namespace Catch
+
+// end catch_uncaught_exceptions.h
+#include <cassert>
+#include <stack>
+
+namespace Catch {
+
+    MessageInfo::MessageInfo(   StringRef const& _macroName,
+                                SourceLineInfo const& _lineInfo,
+                                ResultWas::OfType _type )
+    :   macroName( _macroName ),
+        lineInfo( _lineInfo ),
+        type( _type ),
+        sequence( ++globalCount )
+    {}
+
+    bool MessageInfo::operator==( MessageInfo const& other ) const {
+        return sequence == other.sequence;
+    }
+
+    bool MessageInfo::operator<( MessageInfo const& other ) const {
+        return sequence < other.sequence;
+    }
+
+    // This may need protecting if threading support is added
+    unsigned int MessageInfo::globalCount = 0;
+
+    ////////////////////////////////////////////////////////////////////////////
+
+    Catch::MessageBuilder::MessageBuilder( StringRef const& macroName,
+                                           SourceLineInfo const& lineInfo,
+                                           ResultWas::OfType type )
+        :m_info(macroName, lineInfo, type) {}
+
+    ////////////////////////////////////////////////////////////////////////////
+
+    ScopedMessage::ScopedMessage( MessageBuilder const& builder )
+    : m_info( builder.m_info ), m_moved()
+    {
+        m_info.message = builder.m_stream.str();
+        getResultCapture().pushScopedMessage( m_info );
+    }
+
+    ScopedMessage::ScopedMessage( ScopedMessage&& old )
+    : m_info( old.m_info ), m_moved()
+    {
+        old.m_moved = true;
+    }
+
+    ScopedMessage::~ScopedMessage() {
+        if ( !uncaught_exceptions() && !m_moved ){
+            getResultCapture().popScopedMessage(m_info);
+        }
+    }
+
+    Capturer::Capturer( StringRef macroName, SourceLineInfo const& lineInfo, ResultWas::OfType resultType, StringRef names ) {
+        auto trimmed = [&] (size_t start, size_t end) {
+            while (names[start] == ',' || isspace(names[start])) {
+                ++start;
+            }
+            while (names[end] == ',' || isspace(names[end])) {
+                --end;
+            }
+            return names.substr(start, end - start + 1);
+        };
+        auto skipq = [&] (size_t start, char quote) {
+            for (auto i = start + 1; i < names.size() ; ++i) {
+                if (names[i] == quote)
+                    return i;
+                if (names[i] == '\\')
+                    ++i;
+            }
+            CATCH_INTERNAL_ERROR("CAPTURE parsing encountered unmatched quote");
+        };
+
+        size_t start = 0;
+        std::stack<char> openings;
+        for (size_t pos = 0; pos < names.size(); ++pos) {
+            char c = names[pos];
+            switch (c) {
+            case '[':
+            case '{':
+            case '(':
+            // It is basically impossible to disambiguate between
+            // comparison and start of template args in this context
+//            case '<':
+                openings.push(c);
+                break;
+            case ']':
+            case '}':
+            case ')':
+//           case '>':
+                openings.pop();
+                break;
+            case '"':
+            case '\'':
+                pos = skipq(pos, c);
+                break;
+            case ',':
+                if (start != pos && openings.size() == 0) {
+                    m_messages.emplace_back(macroName, lineInfo, resultType);
+                    m_messages.back().message = trimmed(start, pos);
+                    m_messages.back().message += " := ";
+                    start = pos;
+                }
+            }
+        }
+        assert(openings.size() == 0 && "Mismatched openings");
+        m_messages.emplace_back(macroName, lineInfo, resultType);
+        m_messages.back().message = trimmed(start, names.size() - 1);
+        m_messages.back().message += " := ";
+    }
+    Capturer::~Capturer() {
+        if ( !uncaught_exceptions() ){
+            assert( m_captured == m_messages.size() );
+            for( size_t i = 0; i < m_captured; ++i  )
+                m_resultCapture.popScopedMessage( m_messages[i] );
+        }
+    }
+
+    void Capturer::captureValue( size_t index, std::string const& value ) {
+        assert( index < m_messages.size() );
+        m_messages[index].message += value;
+        m_resultCapture.pushScopedMessage( m_messages[index] );
+        m_captured++;
+    }
+
+} // end namespace Catch
+// end catch_message.cpp
+// start catch_output_redirect.cpp
+
+// start catch_output_redirect.h
+#ifndef TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
+#define TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
+
+#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 // TWOBLUECUBES_CATCH_OUTPUT_REDIRECT_H
+// end catch_output_redirect.h
+#include <cstdio>
+#include <cstring>
+#include <fstream>
+#include <sstream>
+#include <stdexcept>
+
+#if defined(CATCH_CONFIG_NEW_CAPTURE)
+    #if defined(_MSC_VER)
+    #include <io.h>      //_dup and _dup2
+    #define dup _dup
+    #define dup2 _dup2
+    #define fileno _fileno
+    #else
+    #include <unistd.h>  // dup and dup2
+    #endif
+#endif
+
+namespace Catch {
+
+    RedirectedStream::RedirectedStream( std::ostream& originalStream, std::ostream& redirectionStream )
+    :   m_originalStream( originalStream ),
+        m_redirectionStream( redirectionStream ),
+        m_prevBuf( m_originalStream.rdbuf() )
+    {
+        m_originalStream.rdbuf( m_redirectionStream.rdbuf() );
+    }
+
+    RedirectedStream::~RedirectedStream() {
+        m_originalStream.rdbuf( m_prevBuf );
+    }
+
+    RedirectedStdOut::RedirectedStdOut() : m_cout( Catch::cout(), m_rss.get() ) {}
+    auto RedirectedStdOut::str() const -> std::string { return m_rss.str(); }
+
+    RedirectedStdErr::RedirectedStdErr()
+    :   m_cerr( Catch::cerr(), m_rss.get() ),
+        m_clog( Catch::clog(), m_rss.get() )
+    {}
+    auto RedirectedStdErr::str() const -> std::string { return m_rss.str(); }
+
+    RedirectedStreams::RedirectedStreams(std::string& redirectedCout, std::string& redirectedCerr)
+    :   m_redirectedCout(redirectedCout),
+        m_redirectedCerr(redirectedCerr)
+    {}
+
+    RedirectedStreams::~RedirectedStreams() {
+        m_redirectedCout += m_redirectedStdOut.str();
+        m_redirectedCerr += m_redirectedStdErr.str();
+    }
+
+#if defined(CATCH_CONFIG_NEW_CAPTURE)
+
+#if defined(_MSC_VER)
+    TempFile::TempFile() {
+        if (tmpnam_s(m_buffer)) {
+            CATCH_RUNTIME_ERROR("Could not get a temp filename");
+        }
+        if (fopen_s(&m_file, m_buffer, "w")) {
+            char buffer[100];
+            if (strerror_s(buffer, errno)) {
+                CATCH_RUNTIME_ERROR("Could not translate errno to a string");
+            }
+            CATCH_RUNTIME_ERROR("Could not open the temp file: '" << m_buffer << "' because: " << buffer);
+        }
+    }
+#else
+    TempFile::TempFile() {
+        m_file = std::tmpfile();
+        if (!m_file) {
+            CATCH_RUNTIME_ERROR("Could not create a temp file.");
+        }
+    }
+
+#endif
+
+    TempFile::~TempFile() {
+         // TBD: What to do about errors here?
+         std::fclose(m_file);
+         // We manually create the file on Windows only, on Linux
+         // it will be autodeleted
+#if defined(_MSC_VER)
+         std::remove(m_buffer);
+#endif
+    }
+
+    FILE* TempFile::getFile() {
+        return m_file;
+    }
+
+    std::string TempFile::getContents() {
+        std::stringstream sstr;
+        char buffer[100] = {};
+        std::rewind(m_file);
+        while (std::fgets(buffer, sizeof(buffer), m_file)) {
+            sstr << buffer;
+        }
+        return sstr.str();
+    }
+
+    OutputRedirect::OutputRedirect(std::string& stdout_dest, std::string& stderr_dest) :
+        m_originalStdout(dup(1)),
+        m_originalStderr(dup(2)),
+        m_stdoutDest(stdout_dest),
+        m_stderrDest(stderr_dest) {
+        dup2(fileno(m_stdoutFile.getFile()), 1);
+        dup2(fileno(m_stderrFile.getFile()), 2);
+    }
+
+    OutputRedirect::~OutputRedirect() {
+        Catch::cout() << std::flush;
+        fflush(stdout);
+        // Since we support overriding these streams, we flush cerr
+        // even though std::cerr is unbuffered
+        Catch::cerr() << std::flush;
+        Catch::clog() << std::flush;
+        fflush(stderr);
+
+        dup2(m_originalStdout, 1);
+        dup2(m_originalStderr, 2);
+
+        m_stdoutDest += m_stdoutFile.getContents();
+        m_stderrDest += m_stderrFile.getContents();
+    }
+
+#endif // CATCH_CONFIG_NEW_CAPTURE
+
+} // namespace Catch
+
+#if defined(CATCH_CONFIG_NEW_CAPTURE)
+    #if defined(_MSC_VER)
+    #undef dup
+    #undef dup2
+    #undef fileno
+    #endif
+#endif
+// end catch_output_redirect.cpp
+// start catch_polyfills.cpp
+
+#include <cmath>
+
+namespace Catch {
+
+#if !defined(CATCH_CONFIG_POLYFILL_ISNAN)
+    bool isnan(float f) {
+        return std::isnan(f);
+    }
+    bool isnan(double d) {
+        return std::isnan(d);
+    }
+#else
+    // For now we only use this for embarcadero
+    bool isnan(float f) {
+        return std::_isnan(f);
+    }
+    bool isnan(double d) {
+        return std::_isnan(d);
+    }
+#endif
+
+} // end namespace Catch
+// end catch_polyfills.cpp
+// start catch_random_number_generator.cpp
+
+namespace Catch {
+
+    std::mt19937& rng() {
+        static std::mt19937 s_rng;
+        return s_rng;
+    }
+
+    void seedRng( IConfig const& config ) {
+        if( config.rngSeed() != 0 ) {
+            std::srand( config.rngSeed() );
+            rng().seed( config.rngSeed() );
+        }
+    }
+
+    unsigned int rngSeed() {
+        return getCurrentContext().getConfig()->rngSeed();
+    }
+}
+// end catch_random_number_generator.cpp
+// start catch_registry_hub.cpp
+
+// start catch_test_case_registry_impl.h
+
+#include <vector>
+#include <set>
+#include <algorithm>
+#include <ios>
+
+namespace Catch {
+
+    class TestCase;
+    struct IConfig;
+
+    std::vector<TestCase> sortTests( IConfig const& config, std::vector<TestCase> const& unsortedTestCases );
+    bool matchTest( TestCase const& testCase, TestSpec const& testSpec, IConfig const& config );
+
+    void enforceNoDuplicateTestCases( std::vector<TestCase> const& functions );
+
+    std::vector<TestCase> filterTests( std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config );
+    std::vector<TestCase> const& getAllTestCasesSorted( IConfig const& config );
+
+    class TestRegistry : public ITestCaseRegistry {
+    public:
+        virtual ~TestRegistry() = default;
+
+        virtual void registerTest( TestCase const& testCase );
+
+        std::vector<TestCase> const& getAllTests() const override;
+        std::vector<TestCase> const& getAllTestsSorted( IConfig const& config ) const override;
+
+    private:
+        std::vector<TestCase> m_functions;
+        mutable RunTests::InWhatOrder m_currentSortOrder = RunTests::InDeclarationOrder;
+        mutable std::vector<TestCase> m_sortedFunctions;
+        std::size_t m_unnamedCount = 0;
+        std::ios_base::Init m_ostreamInit; // Forces cout/ cerr to be initialised
+    };
+
+    ///////////////////////////////////////////////////////////////////////////
+
+    class TestInvokerAsFunction : public ITestInvoker {
+        void(*m_testAsFunction)();
+    public:
+        TestInvokerAsFunction( void(*testAsFunction)() ) noexcept;
+
+        void invoke() const override;
+    };
+
+    std::string extractClassName( StringRef const& classOrQualifiedMethodName );
+
+    ///////////////////////////////////////////////////////////////////////////
+
+} // end namespace Catch
+
+// end catch_test_case_registry_impl.h
+// start catch_reporter_registry.h
+
+#include <map>
+
+namespace Catch {
+
+    class ReporterRegistry : public IReporterRegistry {
+
+    public:
+
+        ~ReporterRegistry() override;
+
+        IStreamingReporterPtr create( std::string const& name, IConfigPtr const& config ) const override;
+
+        void registerReporter( std::string const& name, IReporterFactoryPtr const& factory );
+        void registerListener( IReporterFactoryPtr const& factory );
+
+        FactoryMap const& getFactories() const override;
+        Listeners const& getListeners() const override;
+
+    private:
+        FactoryMap m_factories;
+        Listeners m_listeners;
+    };
+}
+
+// end catch_reporter_registry.h
+// start catch_tag_alias_registry.h
+
+// start catch_tag_alias.h
+
+#include <string>
+
+namespace Catch {
+
+    struct TagAlias {
+        TagAlias(std::string const& _tag, SourceLineInfo _lineInfo);
+
+        std::string tag;
+        SourceLineInfo lineInfo;
+    };
+
+} // end namespace Catch
+
+// end catch_tag_alias.h
+#include <map>
+
+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
+
+// end catch_tag_alias_registry.h
+// start catch_startup_exception_registry.h
+
+#include <vector>
+#include <exception>
+
+namespace Catch {
+
+    class StartupExceptionRegistry {
+    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;
+    };
+
+} // end namespace Catch
+
+// end catch_startup_exception_registry.h
+// start catch_singletons.hpp
+
+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
+
+// end catch_singletons.hpp
+namespace Catch {
+
+    namespace {
+
+        class RegistryHub : public IRegistryHub, public IMutableRegistryHub,
+                            private NonCopyable {
+
+        public: // IRegistryHub
+            RegistryHub() = default;
+            IReporterRegistry const& getReporterRegistry() const override {
+                return m_reporterRegistry;
+            }
+            ITestCaseRegistry const& getTestCaseRegistry() const override {
+                return m_testCaseRegistry;
+            }
+            IExceptionTranslatorRegistry const& getExceptionTranslatorRegistry() const override {
+                return m_exceptionTranslatorRegistry;
+            }
+            ITagAliasRegistry const& getTagAliasRegistry() const override {
+                return m_tagAliasRegistry;
+            }
+            StartupExceptionRegistry const& getStartupExceptionRegistry() const override {
+                return m_exceptionRegistry;
+            }
+
+        public: // IMutableRegistryHub
+            void registerReporter( std::string const& name, IReporterFactoryPtr const& factory ) override {
+                m_reporterRegistry.registerReporter( name, factory );
+            }
+            void registerListener( IReporterFactoryPtr const& factory ) override {
+                m_reporterRegistry.registerListener( factory );
+            }
+            void registerTest( TestCase const& testInfo ) override {
+                m_testCaseRegistry.registerTest( testInfo );
+            }
+            void registerTranslator( const IExceptionTranslator* translator ) override {
+                m_exceptionTranslatorRegistry.registerTranslator( translator );
+            }
+            void registerTagAlias( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ) override {
+                m_tagAliasRegistry.add( alias, tag, lineInfo );
+            }
+            void registerStartupException() noexcept override {
+                m_exceptionRegistry.add(std::current_exception());
+            }
+            IMutableEnumValuesRegistry& getMutableEnumValuesRegistry() override {
+                return m_enumValuesRegistry;
+            }
+
+        private:
+            TestRegistry m_testCaseRegistry;
+            ReporterRegistry m_reporterRegistry;
+            ExceptionTranslatorRegistry m_exceptionTranslatorRegistry;
+            TagAliasRegistry m_tagAliasRegistry;
+            StartupExceptionRegistry m_exceptionRegistry;
+            Detail::EnumValuesRegistry m_enumValuesRegistry;
+        };
+    }
+
+    using RegistryHubSingleton = Singleton<RegistryHub, IRegistryHub, IMutableRegistryHub>;
+
+    IRegistryHub const& getRegistryHub() {
+        return RegistryHubSingleton::get();
+    }
+    IMutableRegistryHub& getMutableRegistryHub() {
+        return RegistryHubSingleton::getMutable();
+    }
+    void cleanUp() {
+        cleanupSingletons();
+        cleanUpContext();
+    }
+    std::string translateActiveException() {
+        return getRegistryHub().getExceptionTranslatorRegistry().translateActiveException();
+    }
+
+} // end namespace Catch
+// end catch_registry_hub.cpp
+// start catch_reporter_registry.cpp
+
+namespace Catch {
+
+    ReporterRegistry::~ReporterRegistry() = default;
+
+    IStreamingReporterPtr ReporterRegistry::create( std::string const& name, IConfigPtr const& config ) const {
+        auto it =  m_factories.find( name );
+        if( it == m_factories.end() )
+            return nullptr;
+        return it->second->create( ReporterConfig( config ) );
+    }
+
+    void ReporterRegistry::registerReporter( std::string const& name, IReporterFactoryPtr const& factory ) {
+        m_factories.emplace(name, factory);
+    }
+    void ReporterRegistry::registerListener( IReporterFactoryPtr const& factory ) {
+        m_listeners.push_back( factory );
+    }
+
+    IReporterRegistry::FactoryMap const& ReporterRegistry::getFactories() const {
+        return m_factories;
+    }
+    IReporterRegistry::Listeners const& ReporterRegistry::getListeners() const {
+        return m_listeners;
+    }
+
+}
+// end catch_reporter_registry.cpp
+// start catch_result_type.cpp
+
+namespace Catch {
+
+    bool isOk( ResultWas::OfType resultType ) {
+        return ( resultType & ResultWas::FailureBit ) == 0;
+    }
+    bool isJustInfo( int flags ) {
+        return flags == ResultWas::Info;
+    }
+
+    ResultDisposition::Flags operator | ( ResultDisposition::Flags lhs, ResultDisposition::Flags rhs ) {
+        return static_cast<ResultDisposition::Flags>( static_cast<int>( lhs ) | static_cast<int>( rhs ) );
+    }
+
+    bool shouldContinueOnFailure( int flags )    { return ( flags & ResultDisposition::ContinueOnFailure ) != 0; }
+    bool shouldSuppressFailure( int flags )      { return ( flags & ResultDisposition::SuppressFail ) != 0; }
+
+} // end namespace Catch
+// end catch_result_type.cpp
+// start catch_run_context.cpp
+
+#include <cassert>
+#include <algorithm>
+#include <sstream>
+
+namespace Catch {
+
+    namespace Generators {
+        struct GeneratorTracker : TestCaseTracking::TrackerBase, IGeneratorTracker {
+            GeneratorBasePtr m_generator;
+
+            GeneratorTracker( TestCaseTracking::NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent )
+            :   TrackerBase( nameAndLocation, ctx, parent )
+            {}
+            ~GeneratorTracker();
+
+            static GeneratorTracker& acquire( TrackerContext& ctx, TestCaseTracking::NameAndLocation const& nameAndLocation ) {
+                std::shared_ptr<GeneratorTracker> tracker;
+
+                ITracker& currentTracker = ctx.currentTracker();
+                if( TestCaseTracking::ITrackerPtr childTracker = currentTracker.findChild( nameAndLocation ) ) {
+                    assert( childTracker );
+                    assert( childTracker->isGeneratorTracker() );
+                    tracker = std::static_pointer_cast<GeneratorTracker>( childTracker );
+                }
+                else {
+                    tracker = std::make_shared<GeneratorTracker>( nameAndLocation, ctx, &currentTracker );
+                    currentTracker.addChild( tracker );
+                }
+
+                if( !ctx.completedCycle() && !tracker->isComplete() ) {
+                    tracker->open();
+                }
+
+                return *tracker;
+            }
+
+            // TrackerBase interface
+            bool isGeneratorTracker() const override { return true; }
+            auto hasGenerator() const -> bool override {
+                return !!m_generator;
+            }
+            void close() override {
+                TrackerBase::close();
+                // Generator interface only finds out if it has another item on atual move
+                if (m_runState == CompletedSuccessfully && m_generator->next()) {
+                    m_children.clear();
+                    m_runState = Executing;
+                }
+            }
+
+            // IGeneratorTracker interface
+            auto getGenerator() const -> GeneratorBasePtr const& override {
+                return m_generator;
+            }
+            void setGenerator( GeneratorBasePtr&& generator ) override {
+                m_generator = std::move( generator );
+            }
+        };
+        GeneratorTracker::~GeneratorTracker() {}
+    }
+
+    RunContext::RunContext(IConfigPtr const& _config, IStreamingReporterPtr&& reporter)
+    :   m_runInfo(_config->name()),
+        m_context(getCurrentMutableContext()),
+        m_config(_config),
+        m_reporter(std::move(reporter)),
+        m_lastAssertionInfo{ StringRef(), SourceLineInfo("",0), StringRef(), ResultDisposition::Normal },
+        m_includeSuccessfulResults( m_config->includeSuccessfulResults() || m_reporter->getPreferences().shouldReportAllAssertions )
+    {
+        m_context.setRunner(this);
+        m_context.setConfig(m_config);
+        m_context.setResultCapture(this);
+        m_reporter->testRunStarting(m_runInfo);
+    }
+
+    RunContext::~RunContext() {
+        m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, aborting()));
+    }
+
+    void RunContext::testGroupStarting(std::string const& testSpec, std::size_t groupIndex, std::size_t groupsCount) {
+        m_reporter->testGroupStarting(GroupInfo(testSpec, groupIndex, groupsCount));
+    }
+
+    void RunContext::testGroupEnded(std::string const& testSpec, Totals const& totals, std::size_t groupIndex, std::size_t groupsCount) {
+        m_reporter->testGroupEnded(TestGroupStats(GroupInfo(testSpec, groupIndex, groupsCount), totals, aborting()));
+    }
+
+    Totals RunContext::runTest(TestCase const& testCase) {
+        Totals prevTotals = m_totals;
+
+        std::string redirectedCout;
+        std::string redirectedCerr;
+
+        auto const& testInfo = testCase.getTestCaseInfo();
+
+        m_reporter->testCaseStarting(testInfo);
+
+        m_activeTestCase = &testCase;
+
+        ITracker& rootTracker = m_trackerContext.startRun();
+        assert(rootTracker.isSectionTracker());
+        static_cast<SectionTracker&>(rootTracker).addInitialFilters(m_config->getSectionsToRun());
+        do {
+            m_trackerContext.startCycle();
+            m_testCaseTracker = &SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(testInfo.name, testInfo.lineInfo));
+            runCurrentTest(redirectedCout, redirectedCerr);
+        } while (!m_testCaseTracker->isSuccessfullyCompleted() && !aborting());
+
+        Totals deltaTotals = m_totals.delta(prevTotals);
+        if (testInfo.expectedToFail() && deltaTotals.testCases.passed > 0) {
+            deltaTotals.assertions.failed++;
+            deltaTotals.testCases.passed--;
+            deltaTotals.testCases.failed++;
+        }
+        m_totals.testCases += deltaTotals.testCases;
+        m_reporter->testCaseEnded(TestCaseStats(testInfo,
+                                  deltaTotals,
+                                  redirectedCout,
+                                  redirectedCerr,
+                                  aborting()));
+
+        m_activeTestCase = nullptr;
+        m_testCaseTracker = nullptr;
+
+        return deltaTotals;
+    }
+
+    IConfigPtr RunContext::config() const {
+        return m_config;
+    }
+
+    IStreamingReporter& RunContext::reporter() const {
+        return *m_reporter;
+    }
+
+    void RunContext::assertionEnded(AssertionResult const & result) {
+        if (result.getResultType() == ResultWas::Ok) {
+            m_totals.assertions.passed++;
+            m_lastAssertionPassed = true;
+        } else if (!result.isOk()) {
+            m_lastAssertionPassed = false;
+            if( m_activeTestCase->getTestCaseInfo().okToFail() )
+                m_totals.assertions.failedButOk++;
+            else
+                m_totals.assertions.failed++;
+        }
+        else {
+            m_lastAssertionPassed = true;
+        }
+
+        // We have no use for the return value (whether messages should be cleared), because messages were made scoped
+        // and should be let to clear themselves out.
+        static_cast<void>(m_reporter->assertionEnded(AssertionStats(result, m_messages, m_totals)));
+
+        if (result.getResultType() != ResultWas::Warning)
+            m_messageScopes.clear();
+
+        // Reset working state
+        resetAssertionInfo();
+        m_lastResult = result;
+    }
+    void RunContext::resetAssertionInfo() {
+        m_lastAssertionInfo.macroName = StringRef();
+        m_lastAssertionInfo.capturedExpression = "{Unknown expression after the reported line}"_sr;
+    }
+
+    bool RunContext::sectionStarted(SectionInfo const & sectionInfo, Counts & assertions) {
+        ITracker& sectionTracker = SectionTracker::acquire(m_trackerContext, TestCaseTracking::NameAndLocation(sectionInfo.name, sectionInfo.lineInfo));
+        if (!sectionTracker.isOpen())
+            return false;
+        m_activeSections.push_back(&sectionTracker);
+
+        m_lastAssertionInfo.lineInfo = sectionInfo.lineInfo;
+
+        m_reporter->sectionStarting(sectionInfo);
+
+        assertions = m_totals.assertions;
+
+        return true;
+    }
+    auto RunContext::acquireGeneratorTracker( SourceLineInfo const& lineInfo ) -> IGeneratorTracker& {
+        using namespace Generators;
+        GeneratorTracker& tracker = GeneratorTracker::acquire( m_trackerContext, TestCaseTracking::NameAndLocation( "generator", lineInfo ) );
+        assert( tracker.isOpen() );
+        m_lastAssertionInfo.lineInfo = lineInfo;
+        return tracker;
+    }
+
+    bool RunContext::testForMissingAssertions(Counts& assertions) {
+        if (assertions.total() != 0)
+            return false;
+        if (!m_config->warnAboutMissingAssertions())
+            return false;
+        if (m_trackerContext.currentTracker().hasChildren())
+            return false;
+        m_totals.assertions.failed++;
+        assertions.failed++;
+        return true;
+    }
+
+    void RunContext::sectionEnded(SectionEndInfo const & endInfo) {
+        Counts assertions = m_totals.assertions - endInfo.prevAssertions;
+        bool missingAssertions = testForMissingAssertions(assertions);
+
+        if (!m_activeSections.empty()) {
+            m_activeSections.back()->close();
+            m_activeSections.pop_back();
+        }
+
+        m_reporter->sectionEnded(SectionStats(endInfo.sectionInfo, assertions, endInfo.durationInSeconds, missingAssertions));
+        m_messages.clear();
+        m_messageScopes.clear();
+    }
+
+    void RunContext::sectionEndedEarly(SectionEndInfo const & endInfo) {
+        if (m_unfinishedSections.empty())
+            m_activeSections.back()->fail();
+        else
+            m_activeSections.back()->close();
+        m_activeSections.pop_back();
+
+        m_unfinishedSections.push_back(endInfo);
+    }
+    void RunContext::benchmarkStarting( BenchmarkInfo const& info ) {
+        m_reporter->benchmarkStarting( info );
+    }
+    void RunContext::benchmarkEnded( BenchmarkStats const& stats ) {
+        m_reporter->benchmarkEnded( stats );
+    }
+
+    void RunContext::pushScopedMessage(MessageInfo const & message) {
+        m_messages.push_back(message);
+    }
+
+    void RunContext::popScopedMessage(MessageInfo const & message) {
+        m_messages.erase(std::remove(m_messages.begin(), m_messages.end(), message), m_messages.end());
+    }
+
+    void RunContext::emplaceUnscopedMessage( MessageBuilder const& builder ) {
+        m_messageScopes.emplace_back( builder );
+    }
+
+    std::string RunContext::getCurrentTestName() const {
+        return m_activeTestCase
+            ? m_activeTestCase->getTestCaseInfo().name
+            : std::string();
+    }
+
+    const AssertionResult * RunContext::getLastResult() const {
+        return &(*m_lastResult);
+    }
+
+    void RunContext::exceptionEarlyReported() {
+        m_shouldReportUnexpected = false;
+    }
+
+    void RunContext::handleFatalErrorCondition( StringRef message ) {
+        // First notify reporter that bad things happened
+        m_reporter->fatalErrorEncountered(message);
+
+        // Don't rebuild the result -- the stringification itself can cause more fatal errors
+        // Instead, fake a result data.
+        AssertionResultData tempResult( ResultWas::FatalErrorCondition, { false } );
+        tempResult.message = message;
+        AssertionResult result(m_lastAssertionInfo, tempResult);
+
+        assertionEnded(result);
+
+        handleUnfinishedSections();
+
+        // Recreate section for test case (as we will lose the one that was in scope)
+        auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
+        SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name);
+
+        Counts assertions;
+        assertions.failed = 1;
+        SectionStats testCaseSectionStats(testCaseSection, assertions, 0, false);
+        m_reporter->sectionEnded(testCaseSectionStats);
+
+        auto const& testInfo = m_activeTestCase->getTestCaseInfo();
+
+        Totals deltaTotals;
+        deltaTotals.testCases.failed = 1;
+        deltaTotals.assertions.failed = 1;
+        m_reporter->testCaseEnded(TestCaseStats(testInfo,
+                                  deltaTotals,
+                                  std::string(),
+                                  std::string(),
+                                  false));
+        m_totals.testCases.failed++;
+        testGroupEnded(std::string(), m_totals, 1, 1);
+        m_reporter->testRunEnded(TestRunStats(m_runInfo, m_totals, false));
+    }
+
+    bool RunContext::lastAssertionPassed() {
+         return m_lastAssertionPassed;
+    }
+
+    void RunContext::assertionPassed() {
+        m_lastAssertionPassed = true;
+        ++m_totals.assertions.passed;
+        resetAssertionInfo();
+        m_messageScopes.clear();
+    }
+
+    bool RunContext::aborting() const {
+        return m_totals.assertions.failed >= static_cast<std::size_t>(m_config->abortAfter());
+    }
+
+    void RunContext::runCurrentTest(std::string & redirectedCout, std::string & redirectedCerr) {
+        auto const& testCaseInfo = m_activeTestCase->getTestCaseInfo();
+        SectionInfo testCaseSection(testCaseInfo.lineInfo, testCaseInfo.name);
+        m_reporter->sectionStarting(testCaseSection);
+        Counts prevAssertions = m_totals.assertions;
+        double duration = 0;
+        m_shouldReportUnexpected = true;
+        m_lastAssertionInfo = { "TEST_CASE"_sr, testCaseInfo.lineInfo, StringRef(), ResultDisposition::Normal };
+
+        seedRng(*m_config);
+
+        Timer timer;
+        CATCH_TRY {
+            if (m_reporter->getPreferences().shouldRedirectStdOut) {
+#if !defined(CATCH_CONFIG_EXPERIMENTAL_REDIRECT)
+                RedirectedStreams redirectedStreams(redirectedCout, redirectedCerr);
+
+                timer.start();
+                invokeActiveTestCase();
+#else
+                OutputRedirect r(redirectedCout, redirectedCerr);
+                timer.start();
+                invokeActiveTestCase();
+#endif
+            } else {
+                timer.start();
+                invokeActiveTestCase();
+            }
+            duration = timer.getElapsedSeconds();
+        } CATCH_CATCH_ANON (TestFailureException&) {
+            // This just means the test was aborted due to failure
+        } CATCH_CATCH_ALL {
+            // Under CATCH_CONFIG_FAST_COMPILE, unexpected exceptions under REQUIRE assertions
+            // are reported without translation at the point of origin.
+            if( m_shouldReportUnexpected ) {
+                AssertionReaction dummyReaction;
+                handleUnexpectedInflightException( m_lastAssertionInfo, translateActiveException(), dummyReaction );
+            }
+        }
+        Counts assertions = m_totals.assertions - prevAssertions;
+        bool missingAssertions = testForMissingAssertions(assertions);
+
+        m_testCaseTracker->close();
+        handleUnfinishedSections();
+        m_messages.clear();
+        m_messageScopes.clear();
+
+        SectionStats testCaseSectionStats(testCaseSection, assertions, duration, missingAssertions);
+        m_reporter->sectionEnded(testCaseSectionStats);
+    }
+
+    void RunContext::invokeActiveTestCase() {
+        FatalConditionHandler fatalConditionHandler; // Handle signals
+        m_activeTestCase->invoke();
+        fatalConditionHandler.reset();
+    }
+
+    void RunContext::handleUnfinishedSections() {
+        // If sections ended prematurely due to an exception we stored their
+        // infos here so we can tear them down outside the unwind process.
+        for (auto it = m_unfinishedSections.rbegin(),
+             itEnd = m_unfinishedSections.rend();
+             it != itEnd;
+             ++it)
+            sectionEnded(*it);
+        m_unfinishedSections.clear();
+    }
+
+    void RunContext::handleExpr(
+        AssertionInfo const& info,
+        ITransientExpression const& expr,
+        AssertionReaction& reaction
+    ) {
+        m_reporter->assertionStarting( info );
+
+        bool negated = isFalseTest( info.resultDisposition );
+        bool result = expr.getResult() != negated;
+
+        if( result ) {
+            if (!m_includeSuccessfulResults) {
+                assertionPassed();
+            }
+            else {
+                reportExpr(info, ResultWas::Ok, &expr, negated);
+            }
+        }
+        else {
+            reportExpr(info, ResultWas::ExpressionFailed, &expr, negated );
+            populateReaction( reaction );
+        }
+    }
+    void RunContext::reportExpr(
+            AssertionInfo const &info,
+            ResultWas::OfType resultType,
+            ITransientExpression const *expr,
+            bool negated ) {
+
+        m_lastAssertionInfo = info;
+        AssertionResultData data( resultType, LazyExpression( negated ) );
+
+        AssertionResult assertionResult{ info, data };
+        assertionResult.m_resultData.lazyExpression.m_transientExpression = expr;
+
+        assertionEnded( assertionResult );
+    }
+
+    void RunContext::handleMessage(
+            AssertionInfo const& info,
+            ResultWas::OfType resultType,
+            StringRef const& message,
+            AssertionReaction& reaction
+    ) {
+        m_reporter->assertionStarting( info );
+
+        m_lastAssertionInfo = info;
+
+        AssertionResultData data( resultType, LazyExpression( false ) );
+        data.message = message;
+        AssertionResult assertionResult{ m_lastAssertionInfo, data };
+        assertionEnded( assertionResult );
+        if( !assertionResult.isOk() )
+            populateReaction( reaction );
+    }
+    void RunContext::handleUnexpectedExceptionNotThrown(
+            AssertionInfo const& info,
+            AssertionReaction& reaction
+    ) {
+        handleNonExpr(info, Catch::ResultWas::DidntThrowException, reaction);
+    }
+
+    void RunContext::handleUnexpectedInflightException(
+            AssertionInfo const& info,
+            std::string const& message,
+            AssertionReaction& reaction
+    ) {
+        m_lastAssertionInfo = info;
+
+        AssertionResultData data( ResultWas::ThrewException, LazyExpression( false ) );
+        data.message = message;
+        AssertionResult assertionResult{ info, data };
+        assertionEnded( assertionResult );
+        populateReaction( reaction );
+    }
+
+    void RunContext::populateReaction( AssertionReaction& reaction ) {
+        reaction.shouldDebugBreak = m_config->shouldDebugBreak();
+        reaction.shouldThrow = aborting() || (m_lastAssertionInfo.resultDisposition & ResultDisposition::Normal);
+    }
+
+    void RunContext::handleIncomplete(
+            AssertionInfo const& info
+    ) {
+        m_lastAssertionInfo = info;
+
+        AssertionResultData data( ResultWas::ThrewException, LazyExpression( false ) );
+        data.message = "Exception translation was disabled by CATCH_CONFIG_FAST_COMPILE";
+        AssertionResult assertionResult{ info, data };
+        assertionEnded( assertionResult );
+    }
+    void RunContext::handleNonExpr(
+            AssertionInfo const &info,
+            ResultWas::OfType resultType,
+            AssertionReaction &reaction
+    ) {
+        m_lastAssertionInfo = info;
+
+        AssertionResultData data( resultType, LazyExpression( false ) );
+        AssertionResult assertionResult{ info, data };
+        assertionEnded( assertionResult );
+
+        if( !assertionResult.isOk() )
+            populateReaction( reaction );
+    }
+
+    IResultCapture& getResultCapture() {
+        if (auto* capture = getCurrentContext().getResultCapture())
+            return *capture;
+        else
+            CATCH_INTERNAL_ERROR("No result capture instance");
+    }
+}
+// end catch_run_context.cpp
+// start catch_section.cpp
+
+namespace Catch {
+
+    Section::Section( SectionInfo const& info )
+    :   m_info( info ),
+        m_sectionIncluded( getResultCapture().sectionStarted( m_info, m_assertions ) )
+    {
+        m_timer.start();
+    }
+
+    Section::~Section() {
+        if( m_sectionIncluded ) {
+            SectionEndInfo endInfo{ m_info, m_assertions, m_timer.getElapsedSeconds() };
+            if( uncaught_exceptions() )
+                getResultCapture().sectionEndedEarly( endInfo );
+            else
+                getResultCapture().sectionEnded( endInfo );
+        }
+    }
+
+    // This indicates whether the section should be executed or not
+    Section::operator bool() const {
+        return m_sectionIncluded;
+    }
+
+} // end namespace Catch
+// end catch_section.cpp
+// start catch_section_info.cpp
+
+namespace Catch {
+
+    SectionInfo::SectionInfo
+        (   SourceLineInfo const& _lineInfo,
+            std::string const& _name )
+    :   name( _name ),
+        lineInfo( _lineInfo )
+    {}
+
+} // end namespace Catch
+// end catch_section_info.cpp
+// start catch_session.cpp
+
+// start catch_session.h
+
+#include <memory>
+
+namespace Catch {
+
+    class Session : NonCopyable {
+    public:
+
+        Session();
+        ~Session() override;
+
+        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;
+        std::shared_ptr<Config> m_config;
+        bool m_startupExceptions = false;
+    };
+
+} // end namespace Catch
+
+// end catch_session.h
+// start catch_version.h
+
+#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();
+}
+
+// end catch_version.h
+#include <cstdlib>
+#include <iomanip>
+
+namespace Catch {
+
+    namespace {
+        const int MaxExitCode = 255;
+
+        IStreamingReporterPtr createReporter(std::string const& reporterName, IConfigPtr const& config) {
+            auto reporter = Catch::getRegistryHub().getReporterRegistry().create(reporterName, config);
+            CATCH_ENFORCE(reporter, "No reporter registered with name: '" << reporterName << "'");
+
+            return reporter;
+        }
+
+        IStreamingReporterPtr makeReporter(std::shared_ptr<Config> const& config) {
+            if (Catch::getRegistryHub().getReporterRegistry().getListeners().empty()) {
+                return createReporter(config->getReporterName(), config);
+            }
+
+            // On older platforms, returning std::unique_ptr<ListeningReporter>
+            // when the return type is std::unique_ptr<IStreamingReporter>
+            // doesn't compile without a std::move call. However, this causes
+            // a warning on newer platforms. Thus, we have to work around
+            // it a bit and downcast the pointer manually.
+            auto ret = std::unique_ptr<IStreamingReporter>(new ListeningReporter);
+            auto& multi = static_cast<ListeningReporter&>(*ret);
+            auto const& listeners = Catch::getRegistryHub().getReporterRegistry().getListeners();
+            for (auto const& listener : listeners) {
+                multi.addListener(listener->create(Catch::ReporterConfig(config)));
+            }
+            multi.addReporter(createReporter(config->getReporterName(), config));
+            return ret;
+        }
+
+        Catch::Totals runTests(std::shared_ptr<Config> const& config) {
+            auto reporter = makeReporter(config);
+
+            RunContext context(config, std::move(reporter));
+
+            Totals totals;
+
+            context.testGroupStarting(config->name(), 1, 1);
+
+            TestSpec testSpec = config->testSpec();
+
+            auto const& allTestCases = getAllTestCasesSorted(*config);
+            for (auto const& testCase : allTestCases) {
+                bool matching = (!testSpec.hasFilters() && !testCase.isHidden()) ||
+                                 (testSpec.hasFilters() && matchTest(testCase, testSpec, *config));
+
+                if (!context.aborting() && matching)
+                    totals += context.runTest(testCase);
+                else
+                    context.reporter().skipTest(testCase);
+            }
+
+            if (config->warnAboutNoTests() && totals.testCases.total() == 0) {
+                ReusableStringStream testConfig;
+
+                bool first = true;
+                for (const auto& input : config->getTestsOrTags()) {
+                    if (!first) { testConfig << ' '; }
+                    first = false;
+                    testConfig << input;
+                }
+
+                context.reporter().noMatchingTestCases(testConfig.str());
+                totals.error = -1;
+            }
+
+            context.testGroupEnded(config->name(), totals, 1, 1);
+            return totals;
+        }
+
+        void applyFilenamesAsTags(Catch::IConfig const& config) {
+            auto& tests = const_cast<std::vector<TestCase>&>(getAllTestCasesSorted(config));
+            for (auto& testCase : tests) {
+                auto tags = testCase.tags;
+
+                std::string filename = testCase.lineInfo.file;
+                auto lastSlash = filename.find_last_of("\\/");
+                if (lastSlash != std::string::npos) {
+                    filename.erase(0, lastSlash);
+                    filename[0] = '#';
+                }
+
+                auto lastDot = filename.find_last_of('.');
+                if (lastDot != std::string::npos) {
+                    filename.erase(lastDot);
+                }
+
+                tags.push_back(std::move(filename));
+                setTags(testCase, tags);
+            }
+        }
+
+    } // anon namespace
+
+    Session::Session() {
+        static bool alreadyInstantiated = false;
+        if( alreadyInstantiated ) {
+            CATCH_TRY { CATCH_INTERNAL_ERROR( "Only one instance of Catch::Session can ever be used" ); }
+            CATCH_CATCH_ALL { getMutableRegistryHub().registerStartupException(); }
+        }
+
+        // There cannot be exceptions at startup in no-exception mode.
+#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
+        const auto& exceptions = getRegistryHub().getStartupExceptionRegistry().getExceptions();
+        if ( !exceptions.empty() ) {
+            config();
+            getCurrentMutableContext().setConfig(m_config);
+
+            m_startupExceptions = true;
+            Colour colourGuard( Colour::Red );
+            Catch::cerr() << "Errors occurred during startup!" << '\n';
+            // iterate over all exceptions and notify user
+            for ( const auto& ex_ptr : exceptions ) {
+                try {
+                    std::rethrow_exception(ex_ptr);
+                } catch ( std::exception const& ex ) {
+                    Catch::cerr() << Column( ex.what() ).indent(2) << '\n';
+                }
+            }
+        }
+#endif
+
+        alreadyInstantiated = true;
+        m_cli = makeCommandLineParser( m_configData );
+    }
+    Session::~Session() {
+        Catch::cleanUp();
+    }
+
+    void Session::showHelp() const {
+        Catch::cout()
+                << "\nCatch v" << libraryVersion() << "\n"
+                << m_cli << std::endl
+                << "For more detailed usage please see the project docs\n" << std::endl;
+    }
+    void Session::libIdentify() {
+        Catch::cout()
+                << std::left << std::setw(16) << "description: " << "A Catch test executable\n"
+                << std::left << std::setw(16) << "category: " << "testframework\n"
+                << std::left << std::setw(16) << "framework: " << "Catch Test\n"
+                << std::left << std::setw(16) << "version: " << libraryVersion() << std::endl;
+    }
+
+    int Session::applyCommandLine( int argc, char const * const * argv ) {
+        if( m_startupExceptions )
+            return 1;
+
+        auto result = m_cli.parse( clara::Args( argc, argv ) );
+        if( !result ) {
+            config();
+            getCurrentMutableContext().setConfig(m_config);
+            Catch::cerr()
+                << Colour( Colour::Red )
+                << "\nError(s) in input:\n"
+                << Column( result.errorMessage() ).indent( 2 )
+                << "\n\n";
+            Catch::cerr() << "Run with -? for usage\n" << std::endl;
+            return MaxExitCode;
+        }
+
+        if( m_configData.showHelp )
+            showHelp();
+        if( m_configData.libIdentify )
+            libIdentify();
+        m_config.reset();
+        return 0;
+    }
+
+#if defined(CATCH_CONFIG_WCHAR) && defined(WIN32) && defined(UNICODE)
+    int Session::applyCommandLine( int argc, wchar_t const * const * argv ) {
+
+        char **utf8Argv = new char *[ argc ];
+
+        for ( int i = 0; i < argc; ++i ) {
+            int bufSize = WideCharToMultiByte( CP_UTF8, 0, argv[i], -1, NULL, 0, NULL, NULL );
+
+            utf8Argv[ i ] = new char[ bufSize ];
+
+            WideCharToMultiByte( CP_UTF8, 0, argv[i], -1, utf8Argv[i], bufSize, NULL, NULL );
+        }
+
+        int returnCode = applyCommandLine( argc, utf8Argv );
+
+        for ( int i = 0; i < argc; ++i )
+            delete [] utf8Argv[ i ];
+
+        delete [] utf8Argv;
+
+        return returnCode;
+    }
+#endif
+
+    void Session::useConfigData( ConfigData const& configData ) {
+        m_configData = configData;
+        m_config.reset();
+    }
+
+    int Session::run() {
+        if( ( m_configData.waitForKeypress & WaitForKeypress::BeforeStart ) != 0 ) {
+            Catch::cout() << "...waiting for enter/ return before starting" << std::endl;
+            static_cast<void>(std::getchar());
+        }
+        int exitCode = runInternal();
+        if( ( m_configData.waitForKeypress & WaitForKeypress::BeforeExit ) != 0 ) {
+            Catch::cout() << "...waiting for enter/ return before exiting, with code: " << exitCode << std::endl;
+            static_cast<void>(std::getchar());
+        }
+        return exitCode;
+    }
+
+    clara::Parser const& Session::cli() const {
+        return m_cli;
+    }
+    void Session::cli( clara::Parser const& newParser ) {
+        m_cli = newParser;
+    }
+    ConfigData& Session::configData() {
+        return m_configData;
+    }
+    Config& Session::config() {
+        if( !m_config )
+            m_config = std::make_shared<Config>( m_configData );
+        return *m_config;
+    }
+
+    int Session::runInternal() {
+        if( m_startupExceptions )
+            return 1;
+
+        if (m_configData.showHelp || m_configData.libIdentify) {
+            return 0;
+        }
+
+        CATCH_TRY {
+            config(); // Force config to be constructed
+
+            seedRng( *m_config );
+
+            if( m_configData.filenamesAsTags )
+                applyFilenamesAsTags( *m_config );
+
+            // Handle list request
+            if( Option<std::size_t> listed = list( m_config ) )
+                return static_cast<int>( *listed );
+
+            auto totals = runTests( m_config );
+            // Note that on unices only the lower 8 bits are usually used, clamping
+            // the return value to 255 prevents false negative when some multiple
+            // of 256 tests has failed
+            return (std::min) (MaxExitCode, (std::max) (totals.error, static_cast<int>(totals.assertions.failed)));
+        }
+#if !defined(CATCH_CONFIG_DISABLE_EXCEPTIONS)
+        catch( std::exception& ex ) {
+            Catch::cerr() << ex.what() << std::endl;
+            return MaxExitCode;
+        }
+#endif
+    }
+
+} // end namespace Catch
+// end catch_session.cpp
+// start catch_singletons.cpp
+
+#include <vector>
+
+namespace Catch {
+
+    namespace {
+        static auto getSingletons() -> std::vector<ISingleton*>*& {
+            static std::vector<ISingleton*>* g_singletons = nullptr;
+            if( !g_singletons )
+                g_singletons = new std::vector<ISingleton*>();
+            return g_singletons;
+        }
+    }
+
+    ISingleton::~ISingleton() {}
+
+    void addSingleton(ISingleton* singleton ) {
+        getSingletons()->push_back( singleton );
+    }
+    void cleanupSingletons() {
+        auto& singletons = getSingletons();
+        for( auto singleton : *singletons )
+            delete singleton;
+        delete singletons;
+        singletons = nullptr;
+    }
+
+} // namespace Catch
+// end catch_singletons.cpp
+// start catch_startup_exception_registry.cpp
+
+namespace Catch {
+void StartupExceptionRegistry::add( std::exception_ptr const& exception ) noexcept {
+        CATCH_TRY {
+            m_exceptions.push_back(exception);
+        } CATCH_CATCH_ALL {
+            // If we run out of memory during start-up there's really not a lot more we can do about it
+            std::terminate();
+        }
+    }
+
+    std::vector<std::exception_ptr> const& StartupExceptionRegistry::getExceptions() const noexcept {
+        return m_exceptions;
+    }
+
+} // end namespace Catch
+// end catch_startup_exception_registry.cpp
+// start catch_stream.cpp
+
+#include <cstdio>
+#include <iostream>
+#include <fstream>
+#include <sstream>
+#include <vector>
+#include <memory>
+
+namespace Catch {
+
+    Catch::IStream::~IStream() = default;
+
+    namespace detail { namespace {
+        template<typename WriterF, std::size_t bufferSize=256>
+        class StreamBufImpl : public std::streambuf {
+            char data[bufferSize];
+            WriterF m_writer;
+
+        public:
+            StreamBufImpl() {
+                setp( data, data + sizeof(data) );
+            }
+
+            ~StreamBufImpl() noexcept {
+                StreamBufImpl::sync();
+            }
+
+        private:
+            int overflow( int c ) override {
+                sync();
+
+                if( c != EOF ) {
+                    if( pbase() == epptr() )
+                        m_writer( std::string( 1, static_cast<char>( c ) ) );
+                    else
+                        sputc( static_cast<char>( c ) );
+                }
+                return 0;
+            }
+
+            int sync() override {
+                if( pbase() != pptr() ) {
+                    m_writer( std::string( pbase(), static_cast<std::string::size_type>( pptr() - pbase() ) ) );
+                    setp( pbase(), epptr() );
+                }
+                return 0;
+            }
+        };
+
+        ///////////////////////////////////////////////////////////////////////////
+
+        struct OutputDebugWriter {
+
+            void operator()( std::string const&str ) {
+                writeToDebugConsole( str );
+            }
+        };
+
+        ///////////////////////////////////////////////////////////////////////////
+
+        class FileStream : public IStream {
+            mutable std::ofstream m_ofs;
+        public:
+            FileStream( StringRef filename ) {
+                m_ofs.open( filename.c_str() );
+                CATCH_ENFORCE( !m_ofs.fail(), "Unable to open file: '" << filename << "'" );
+            }
+            ~FileStream() override = default;
+        public: // IStream
+            std::ostream& stream() const override {
+                return m_ofs;
+            }
+        };
+
+        ///////////////////////////////////////////////////////////////////////////
+
+        class CoutStream : public IStream {
+            mutable std::ostream m_os;
+        public:
+            // Store the streambuf from cout up-front because
+            // cout may get redirected when running tests
+            CoutStream() : m_os( Catch::cout().rdbuf() ) {}
+            ~CoutStream() override = default;
+
+        public: // IStream
+            std::ostream& stream() const override { return m_os; }
+        };
+
+        ///////////////////////////////////////////////////////////////////////////
+
+        class DebugOutStream : public IStream {
+            std::unique_ptr<StreamBufImpl<OutputDebugWriter>> m_streamBuf;
+            mutable std::ostream m_os;
+        public:
+            DebugOutStream()
+            :   m_streamBuf( new StreamBufImpl<OutputDebugWriter>() ),
+                m_os( m_streamBuf.get() )
+            {}
+
+            ~DebugOutStream() override = default;
+
+        public: // IStream
+            std::ostream& stream() const override { return m_os; }
+        };
+
+    }} // namespace anon::detail
+
+    ///////////////////////////////////////////////////////////////////////////
+
+    auto makeStream( StringRef const &filename ) -> IStream const* {
+        if( filename.empty() )
+            return new detail::CoutStream();
+        else if( filename[0] == '%' ) {
+            if( filename == "%debug" )
+                return new detail::DebugOutStream();
+            else
+                CATCH_ERROR( "Unrecognised stream: '" << filename << "'" );
+        }
+        else
+            return new detail::FileStream( filename );
+    }
+
+    // This class encapsulates the idea of a pool of ostringstreams that can be reused.
+    struct StringStreams {
+        std::vector<std::unique_ptr<std::ostringstream>> m_streams;
+        std::vector<std::size_t> m_unused;
+        std::ostringstream m_referenceStream; // Used for copy state/ flags from
+
+        auto add() -> std::size_t {
+            if( m_unused.empty() ) {
+                m_streams.push_back( std::unique_ptr<std::ostringstream>( new std::ostringstream ) );
+                return m_streams.size()-1;
+            }
+            else {
+                auto index = m_unused.back();
+                m_unused.pop_back();
+                return index;
+            }
+        }
+
+        void release( std::size_t index ) {
+            m_streams[index]->copyfmt( m_referenceStream ); // Restore initial flags and other state
+            m_unused.push_back(index);
+        }
+    };
+
+    ReusableStringStream::ReusableStringStream()
+    :   m_index( Singleton<StringStreams>::getMutable().add() ),
+        m_oss( Singleton<StringStreams>::getMutable().m_streams[m_index].get() )
+    {}
+
+    ReusableStringStream::~ReusableStringStream() {
+        static_cast<std::ostringstream*>( m_oss )->str("");
+        m_oss->clear();
+        Singleton<StringStreams>::getMutable().release( m_index );
+    }
+
+    auto ReusableStringStream::str() const -> std::string {
+        return static_cast<std::ostringstream*>( m_oss )->str();
+    }
+
+    ///////////////////////////////////////////////////////////////////////////
+
+#ifndef CATCH_CONFIG_NOSTDOUT // If you #define this you must implement these functions
+    std::ostream& cout() { return std::cout; }
+    std::ostream& cerr() { return std::cerr; }
+    std::ostream& clog() { return std::clog; }
+#endif
+}
+// end catch_stream.cpp
+// start catch_string_manip.cpp
+
+#include <algorithm>
+#include <ostream>
+#include <cstring>
+#include <cctype>
+#include <vector>
+
+namespace Catch {
+
+    namespace {
+        char toLowerCh(char c) {
+            return static_cast<char>( std::tolower( c ) );
+        }
+    }
+
+    bool startsWith( std::string const& s, std::string const& prefix ) {
+        return s.size() >= prefix.size() && std::equal(prefix.begin(), prefix.end(), s.begin());
+    }
+    bool startsWith( std::string const& s, char prefix ) {
+        return !s.empty() && s[0] == prefix;
+    }
+    bool endsWith( std::string const& s, std::string const& suffix ) {
+        return s.size() >= suffix.size() && std::equal(suffix.rbegin(), suffix.rend(), s.rbegin());
+    }
+    bool endsWith( std::string const& s, char suffix ) {
+        return !s.empty() && s[s.size()-1] == suffix;
+    }
+    bool contains( std::string const& s, std::string const& infix ) {
+        return s.find( infix ) != std::string::npos;
+    }
+    void toLowerInPlace( std::string& s ) {
+        std::transform( s.begin(), s.end(), s.begin(), toLowerCh );
+    }
+    std::string toLower( std::string const& s ) {
+        std::string lc = s;
+        toLowerInPlace( lc );
+        return lc;
+    }
+    std::string trim( std::string const& str ) {
+        static char const* whitespaceChars = "\n\r\t ";
+        std::string::size_type start = str.find_first_not_of( whitespaceChars );
+        std::string::size_type end = str.find_last_not_of( whitespaceChars );
+
+        return start != std::string::npos ? str.substr( start, 1+end-start ) : std::string();
+    }
+
+    bool replaceInPlace( std::string& str, std::string const& replaceThis, std::string const& withThis ) {
+        bool replaced = false;
+        std::size_t i = str.find( replaceThis );
+        while( i != std::string::npos ) {
+            replaced = true;
+            str = str.substr( 0, i ) + withThis + str.substr( i+replaceThis.size() );
+            if( i < str.size()-withThis.size() )
+                i = str.find( replaceThis, i+withThis.size() );
+            else
+                i = std::string::npos;
+        }
+        return replaced;
+    }
+
+    std::vector<StringRef> splitStringRef( StringRef str, char delimiter ) {
+        std::vector<StringRef> subStrings;
+        std::size_t start = 0;
+        for(std::size_t pos = 0; pos < str.size(); ++pos ) {
+            if( str[pos] == delimiter ) {
+                if( pos - start > 1 )
+                    subStrings.push_back( str.substr( start, pos-start ) );
+                start = pos+1;
+            }
+        }
+        if( start < str.size() )
+            subStrings.push_back( str.substr( start, str.size()-start ) );
+        return subStrings;
+    }
+
+    pluralise::pluralise( std::size_t count, std::string const& label )
+    :   m_count( count ),
+        m_label( label )
+    {}
+
+    std::ostream& operator << ( std::ostream& os, pluralise const& pluraliser ) {
+        os << pluraliser.m_count << ' ' << pluraliser.m_label;
+        if( pluraliser.m_count != 1 )
+            os << 's';
+        return os;
+    }
+
+}
+// end catch_string_manip.cpp
+// start catch_stringref.cpp
+
+#if defined(__clang__)
+#    pragma clang diagnostic push
+#    pragma clang diagnostic ignored "-Wexit-time-destructors"
+#endif
+
+#include <ostream>
+#include <cstring>
+#include <cstdint>
+
+namespace {
+    const uint32_t byte_2_lead = 0xC0;
+    const uint32_t byte_3_lead = 0xE0;
+    const uint32_t byte_4_lead = 0xF0;
+}
+
+namespace Catch {
+    StringRef::StringRef( char const* rawChars ) noexcept
+    : StringRef( rawChars, static_cast<StringRef::size_type>(std::strlen(rawChars) ) )
+    {}
+
+    StringRef::operator std::string() const {
+        return std::string( m_start, m_size );
+    }
+
+    void StringRef::swap( StringRef& other ) noexcept {
+        std::swap( m_start, other.m_start );
+        std::swap( m_size, other.m_size );
+        std::swap( m_data, other.m_data );
+    }
+
+    auto StringRef::c_str() const -> char const* {
+        if( !isSubstring() )
+            return m_start;
+
+        const_cast<StringRef *>( this )->takeOwnership();
+        return m_data;
+    }
+    auto StringRef::currentData() const noexcept -> char const* {
+        return m_start;
+    }
+
+    auto StringRef::isOwned() const noexcept -> bool {
+        return m_data != nullptr;
+    }
+    auto StringRef::isSubstring() const noexcept -> bool {
+        return m_start[m_size] != '\0';
+    }
+
+    void StringRef::takeOwnership() {
+        if( !isOwned() ) {
+            m_data = new char[m_size+1];
+            memcpy( m_data, m_start, m_size );
+            m_data[m_size] = '\0';
+        }
+    }
+    auto StringRef::substr( size_type start, size_type size ) const noexcept -> StringRef {
+        if( start < m_size )
+            return StringRef( m_start+start, size );
+        else
+            return StringRef();
+    }
+    auto StringRef::operator == ( StringRef const& other ) const noexcept -> bool {
+        return
+            size() == other.size() &&
+            (std::strncmp( m_start, other.m_start, size() ) == 0);
+    }
+    auto StringRef::operator != ( StringRef const& other ) const noexcept -> bool {
+        return !operator==( other );
+    }
+
+    auto StringRef::operator[](size_type index) const noexcept -> char {
+        return m_start[index];
+    }
+
+    auto StringRef::numberOfCharacters() const noexcept -> size_type {
+        size_type noChars = m_size;
+        // Make adjustments for uft encodings
+        for( size_type i=0; i < m_size; ++i ) {
+            char c = m_start[i];
+            if( ( c & byte_2_lead ) == byte_2_lead ) {
+                noChars--;
+                if (( c & byte_3_lead ) == byte_3_lead )
+                    noChars--;
+                if( ( c & byte_4_lead ) == byte_4_lead )
+                    noChars--;
+            }
+        }
+        return noChars;
+    }
+
+    auto operator + ( StringRef const& lhs, StringRef const& rhs ) -> std::string {
+        std::string str;
+        str.reserve( lhs.size() + rhs.size() );
+        str += lhs;
+        str += rhs;
+        return str;
+    }
+    auto operator + ( StringRef const& lhs, const char* rhs ) -> std::string {
+        return std::string( lhs ) + std::string( rhs );
+    }
+    auto operator + ( char const* lhs, StringRef const& rhs ) -> std::string {
+        return std::string( lhs ) + std::string( rhs );
+    }
+
+    auto operator << ( std::ostream& os, StringRef const& str ) -> std::ostream& {
+        return os.write(str.currentData(), str.size());
+    }
+
+    auto operator+=( std::string& lhs, StringRef const& rhs ) -> std::string& {
+        lhs.append(rhs.currentData(), rhs.size());
+        return lhs;
+    }
+
+} // namespace Catch
+
+#if defined(__clang__)
+#    pragma clang diagnostic pop
+#endif
+// end catch_stringref.cpp
+// start catch_tag_alias.cpp
+
+namespace Catch {
+    TagAlias::TagAlias(std::string const & _tag, SourceLineInfo _lineInfo): tag(_tag), lineInfo(_lineInfo) {}
+}
+// end catch_tag_alias.cpp
+// start catch_tag_alias_autoregistrar.cpp
+
+namespace Catch {
+
+    RegistrarForTagAliases::RegistrarForTagAliases(char const* alias, char const* tag, SourceLineInfo const& lineInfo) {
+        CATCH_TRY {
+            getMutableRegistryHub().registerTagAlias(alias, tag, lineInfo);
+        } CATCH_CATCH_ALL {
+            // Do not throw when constructing global objects, instead register the exception to be processed later
+            getMutableRegistryHub().registerStartupException();
+        }
+    }
+
+}
+// end catch_tag_alias_autoregistrar.cpp
+// start catch_tag_alias_registry.cpp
+
+#include <sstream>
+
+namespace Catch {
+
+    TagAliasRegistry::~TagAliasRegistry() {}
+
+    TagAlias const* TagAliasRegistry::find( std::string const& alias ) const {
+        auto it = m_registry.find( alias );
+        if( it != m_registry.end() )
+            return &(it->second);
+        else
+            return nullptr;
+    }
+
+    std::string TagAliasRegistry::expandAliases( std::string const& unexpandedTestSpec ) const {
+        std::string expandedTestSpec = unexpandedTestSpec;
+        for( auto const& registryKvp : m_registry ) {
+            std::size_t pos = expandedTestSpec.find( registryKvp.first );
+            if( pos != std::string::npos ) {
+                expandedTestSpec =  expandedTestSpec.substr( 0, pos ) +
+                                    registryKvp.second.tag +
+                                    expandedTestSpec.substr( pos + registryKvp.first.size() );
+            }
+        }
+        return expandedTestSpec;
+    }
+
+    void TagAliasRegistry::add( std::string const& alias, std::string const& tag, SourceLineInfo const& lineInfo ) {
+        CATCH_ENFORCE( startsWith(alias, "[@") && endsWith(alias, ']'),
+                      "error: tag alias, '" << alias << "' is not of the form [@alias name].\n" << lineInfo );
+
+        CATCH_ENFORCE( m_registry.insert(std::make_pair(alias, TagAlias(tag, lineInfo))).second,
+                      "error: tag alias, '" << alias << "' already registered.\n"
+                      << "\tFirst seen at: " << find(alias)->lineInfo << "\n"
+                      << "\tRedefined at: " << lineInfo );
+    }
+
+    ITagAliasRegistry::~ITagAliasRegistry() {}
+
+    ITagAliasRegistry const& ITagAliasRegistry::get() {
+        return getRegistryHub().getTagAliasRegistry();
+    }
+
+} // end namespace Catch
+// end catch_tag_alias_registry.cpp
+// start catch_test_case_info.cpp
+
+#include <cctype>
+#include <exception>
+#include <algorithm>
+#include <sstream>
+
+namespace Catch {
+
+    namespace {
+        TestCaseInfo::SpecialProperties parseSpecialTag( std::string const& tag ) {
+            if( startsWith( tag, '.' ) ||
+                tag == "!hide" )
+                return TestCaseInfo::IsHidden;
+            else if( tag == "!throws" )
+                return TestCaseInfo::Throws;
+            else if( tag == "!shouldfail" )
+                return TestCaseInfo::ShouldFail;
+            else if( tag == "!mayfail" )
+                return TestCaseInfo::MayFail;
+            else if( tag == "!nonportable" )
+                return TestCaseInfo::NonPortable;
+            else if( tag == "!benchmark" )
+                return static_cast<TestCaseInfo::SpecialProperties>( TestCaseInfo::Benchmark | TestCaseInfo::IsHidden );
+            else
+                return TestCaseInfo::None;
+        }
+        bool isReservedTag( std::string const& tag ) {
+            return parseSpecialTag( tag ) == TestCaseInfo::None && tag.size() > 0 && !std::isalnum( static_cast<unsigned char>(tag[0]) );
+        }
+        void enforceNotReservedTag( std::string const& tag, SourceLineInfo const& _lineInfo ) {
+            CATCH_ENFORCE( !isReservedTag(tag),
+                          "Tag name: [" << tag << "] is not allowed.\n"
+                          << "Tag names starting with non alphanumeric characters are reserved\n"
+                          << _lineInfo );
+        }
+    }
+
+    TestCase makeTestCase(  ITestInvoker* _testCase,
+                            std::string const& _className,
+                            NameAndTags const& nameAndTags,
+                            SourceLineInfo const& _lineInfo )
+    {
+        bool isHidden = false;
+
+        // Parse out tags
+        std::vector<std::string> tags;
+        std::string desc, tag;
+        bool inTag = false;
+        std::string _descOrTags = nameAndTags.tags;
+        for (char c : _descOrTags) {
+            if( !inTag ) {
+                if( c == '[' )
+                    inTag = true;
+                else
+                    desc += c;
+            }
+            else {
+                if( c == ']' ) {
+                    TestCaseInfo::SpecialProperties prop = parseSpecialTag( tag );
+                    if( ( prop & TestCaseInfo::IsHidden ) != 0 )
+                        isHidden = true;
+                    else if( prop == TestCaseInfo::None )
+                        enforceNotReservedTag( tag, _lineInfo );
+
+                    // Merged hide tags like `[.approvals]` should be added as
+                    // `[.][approvals]`. The `[.]` is added at later point, so
+                    // we only strip the prefix
+                    if (startsWith(tag, '.') && tag.size() > 1) {
+                        tag.erase(0, 1);
+                    }
+                    tags.push_back( tag );
+                    tag.clear();
+                    inTag = false;
+                }
+                else
+                    tag += c;
+            }
+        }
+        if( isHidden ) {
+            tags.push_back( "." );
+        }
+
+        TestCaseInfo info( nameAndTags.name, _className, desc, tags, _lineInfo );
+        return TestCase( _testCase, std::move(info) );
+    }
+
+    void setTags( TestCaseInfo& testCaseInfo, std::vector<std::string> tags ) {
+        std::sort(begin(tags), end(tags));
+        tags.erase(std::unique(begin(tags), end(tags)), end(tags));
+        testCaseInfo.lcaseTags.clear();
+
+        for( auto const& tag : tags ) {
+            std::string lcaseTag = toLower( tag );
+            testCaseInfo.properties = static_cast<TestCaseInfo::SpecialProperties>( testCaseInfo.properties | parseSpecialTag( lcaseTag ) );
+            testCaseInfo.lcaseTags.push_back( lcaseTag );
+        }
+        testCaseInfo.tags = std::move(tags);
+    }
+
+    TestCaseInfo::TestCaseInfo( std::string const& _name,
+                                std::string const& _className,
+                                std::string const& _description,
+                                std::vector<std::string> const& _tags,
+                                SourceLineInfo const& _lineInfo )
+    :   name( _name ),
+        className( _className ),
+        description( _description ),
+        lineInfo( _lineInfo ),
+        properties( None )
+    {
+        setTags( *this, _tags );
+    }
+
+    bool TestCaseInfo::isHidden() const {
+        return ( properties & IsHidden ) != 0;
+    }
+    bool TestCaseInfo::throws() const {
+        return ( properties & Throws ) != 0;
+    }
+    bool TestCaseInfo::okToFail() const {
+        return ( properties & (ShouldFail | MayFail ) ) != 0;
+    }
+    bool TestCaseInfo::expectedToFail() const {
+        return ( properties & (ShouldFail ) ) != 0;
+    }
+
+    std::string TestCaseInfo::tagsAsString() const {
+        std::string ret;
+        // '[' and ']' per tag
+        std::size_t full_size = 2 * tags.size();
+        for (const auto& tag : tags) {
+            full_size += tag.size();
+        }
+        ret.reserve(full_size);
+        for (const auto& tag : tags) {
+            ret.push_back('[');
+            ret.append(tag);
+            ret.push_back(']');
+        }
+
+        return ret;
+    }
+
+    TestCase::TestCase( ITestInvoker* testCase, TestCaseInfo&& info ) : TestCaseInfo( std::move(info) ), test( testCase ) {}
+
+    TestCase TestCase::withName( std::string const& _newName ) const {
+        TestCase other( *this );
+        other.name = _newName;
+        return other;
+    }
+
+    void TestCase::invoke() const {
+        test->invoke();
+    }
+
+    bool TestCase::operator == ( TestCase const& other ) const {
+        return  test.get() == other.test.get() &&
+                name == other.name &&
+                className == other.className;
+    }
+
+    bool TestCase::operator < ( TestCase const& other ) const {
+        return name < other.name;
+    }
+
+    TestCaseInfo const& TestCase::getTestCaseInfo() const
+    {
+        return *this;
+    }
+
+} // end namespace Catch
+// end catch_test_case_info.cpp
+// start catch_test_case_registry_impl.cpp
+
+#include <sstream>
+
+namespace Catch {
+
+    std::vector<TestCase> sortTests( IConfig const& config, std::vector<TestCase> const& unsortedTestCases ) {
+
+        std::vector<TestCase> sorted = unsortedTestCases;
+
+        switch( config.runOrder() ) {
+            case RunTests::InLexicographicalOrder:
+                std::sort( sorted.begin(), sorted.end() );
+                break;
+            case RunTests::InRandomOrder:
+                seedRng( config );
+                std::shuffle( sorted.begin(), sorted.end(), rng() );
+                break;
+            case RunTests::InDeclarationOrder:
+                // already in declaration order
+                break;
+        }
+        return sorted;
+    }
+    bool matchTest( TestCase const& testCase, TestSpec const& testSpec, IConfig const& config ) {
+        return testSpec.matches( testCase ) && ( config.allowThrows() || !testCase.throws() );
+    }
+
+    void enforceNoDuplicateTestCases( std::vector<TestCase> const& functions ) {
+        std::set<TestCase> seenFunctions;
+        for( auto const& function : functions ) {
+            auto prev = seenFunctions.insert( function );
+            CATCH_ENFORCE( prev.second,
+                    "error: TEST_CASE( \"" << function.name << "\" ) already defined.\n"
+                    << "\tFirst seen at " << prev.first->getTestCaseInfo().lineInfo << "\n"
+                    << "\tRedefined at " << function.getTestCaseInfo().lineInfo );
+        }
+    }
+
+    std::vector<TestCase> filterTests( std::vector<TestCase> const& testCases, TestSpec const& testSpec, IConfig const& config ) {
+        std::vector<TestCase> filtered;
+        filtered.reserve( testCases.size() );
+        for (auto const& testCase : testCases) {
+            if ((!testSpec.hasFilters() && !testCase.isHidden()) ||
+                (testSpec.hasFilters() && matchTest(testCase, testSpec, config))) {
+                filtered.push_back(testCase);
+            }
+        }
+        return filtered;
+    }
+    std::vector<TestCase> const& getAllTestCasesSorted( IConfig const& config ) {
+        return getRegistryHub().getTestCaseRegistry().getAllTestsSorted( config );
+    }
+
+    void TestRegistry::registerTest( TestCase const& testCase ) {
+        std::string name = testCase.getTestCaseInfo().name;
+        if( name.empty() ) {
+            ReusableStringStream rss;
+            rss << "Anonymous test case " << ++m_unnamedCount;
+            return registerTest( testCase.withName( rss.str() ) );
+        }
+        m_functions.push_back( testCase );
+    }
+
+    std::vector<TestCase> const& TestRegistry::getAllTests() const {
+        return m_functions;
+    }
+    std::vector<TestCase> const& TestRegistry::getAllTestsSorted( IConfig const& config ) const {
+        if( m_sortedFunctions.empty() )
+            enforceNoDuplicateTestCases( m_functions );
+
+        if(  m_currentSortOrder != config.runOrder() || m_sortedFunctions.empty() ) {
+            m_sortedFunctions = sortTests( config, m_functions );
+            m_currentSortOrder = config.runOrder();
+        }
+        return m_sortedFunctions;
+    }
+
+    ///////////////////////////////////////////////////////////////////////////
+    TestInvokerAsFunction::TestInvokerAsFunction( void(*testAsFunction)() ) noexcept : m_testAsFunction( testAsFunction ) {}
+
+    void TestInvokerAsFunction::invoke() const {
+        m_testAsFunction();
+    }
+
+    std::string extractClassName( StringRef const& classOrQualifiedMethodName ) {
+        std::string className = classOrQualifiedMethodName;
+        if( startsWith( className, '&' ) )
+        {
+            std::size_t lastColons = className.rfind( "::" );
+            std::size_t penultimateColons = className.rfind( "::", lastColons-1 );
+            if( penultimateColons == std::string::npos )
+                penultimateColons = 1;
+            className = className.substr( penultimateColons, lastColons-penultimateColons );
+        }
+        return className;
+    }
+
+} // end namespace Catch
+// end catch_test_case_registry_impl.cpp
+// start catch_test_case_tracker.cpp
+
+#include <algorithm>
+#include <cassert>
+#include <stdexcept>
+#include <memory>
+#include <sstream>
+
+#if defined(__clang__)
+#    pragma clang diagnostic push
+#    pragma clang diagnostic ignored "-Wexit-time-destructors"
+#endif
+
+namespace Catch {
+namespace TestCaseTracking {
+
+    NameAndLocation::NameAndLocation( std::string const& _name, SourceLineInfo const& _location )
+    :   name( _name ),
+        location( _location )
+    {}
+
+    ITracker::~ITracker() = default;
+
+    ITracker& TrackerContext::startRun() {
+        m_rootTracker = std::make_shared<SectionTracker>( NameAndLocation( "{root}", CATCH_INTERNAL_LINEINFO ), *this, nullptr );
+        m_currentTracker = nullptr;
+        m_runState = Executing;
+        return *m_rootTracker;
+    }
+
+    void TrackerContext::endRun() {
+        m_rootTracker.reset();
+        m_currentTracker = nullptr;
+        m_runState = NotStarted;
+    }
+
+    void TrackerContext::startCycle() {
+        m_currentTracker = m_rootTracker.get();
+        m_runState = Executing;
+    }
+    void TrackerContext::completeCycle() {
+        m_runState = CompletedCycle;
+    }
+
+    bool TrackerContext::completedCycle() const {
+        return m_runState == CompletedCycle;
+    }
+    ITracker& TrackerContext::currentTracker() {
+        return *m_currentTracker;
+    }
+    void TrackerContext::setCurrentTracker( ITracker* tracker ) {
+        m_currentTracker = tracker;
+    }
+
+    TrackerBase::TrackerBase( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent )
+    :   m_nameAndLocation( nameAndLocation ),
+        m_ctx( ctx ),
+        m_parent( parent )
+    {}
+
+    NameAndLocation const& TrackerBase::nameAndLocation() const {
+        return m_nameAndLocation;
+    }
+    bool TrackerBase::isComplete() const {
+        return m_runState == CompletedSuccessfully || m_runState == Failed;
+    }
+    bool TrackerBase::isSuccessfullyCompleted() const {
+        return m_runState == CompletedSuccessfully;
+    }
+    bool TrackerBase::isOpen() const {
+        return m_runState != NotStarted && !isComplete();
+    }
+    bool TrackerBase::hasChildren() const {
+        return !m_children.empty();
+    }
+
+    void TrackerBase::addChild( ITrackerPtr const& child ) {
+        m_children.push_back( child );
+    }
+
+    ITrackerPtr TrackerBase::findChild( NameAndLocation const& nameAndLocation ) {
+        auto it = std::find_if( m_children.begin(), m_children.end(),
+            [&nameAndLocation]( ITrackerPtr const& tracker ){
+                return
+                    tracker->nameAndLocation().location == nameAndLocation.location &&
+                    tracker->nameAndLocation().name == nameAndLocation.name;
+            } );
+        return( it != m_children.end() )
+            ? *it
+            : nullptr;
+    }
+    ITracker& TrackerBase::parent() {
+        assert( m_parent ); // Should always be non-null except for root
+        return *m_parent;
+    }
+
+    void TrackerBase::openChild() {
+        if( m_runState != ExecutingChildren ) {
+            m_runState = ExecutingChildren;
+            if( m_parent )
+                m_parent->openChild();
+        }
+    }
+
+    bool TrackerBase::isSectionTracker() const { return false; }
+    bool TrackerBase::isGeneratorTracker() const { return false; }
+
+    void TrackerBase::open() {
+        m_runState = Executing;
+        moveToThis();
+        if( m_parent )
+            m_parent->openChild();
+    }
+
+    void TrackerBase::close() {
+
+        // Close any still open children (e.g. generators)
+        while( &m_ctx.currentTracker() != this )
+            m_ctx.currentTracker().close();
+
+        switch( m_runState ) {
+            case NeedsAnotherRun:
+                break;
+
+            case Executing:
+                m_runState = CompletedSuccessfully;
+                break;
+            case ExecutingChildren:
+                if( m_children.empty() || m_children.back()->isComplete() )
+                    m_runState = CompletedSuccessfully;
+                break;
+
+            case NotStarted:
+            case CompletedSuccessfully:
+            case Failed:
+                CATCH_INTERNAL_ERROR( "Illogical state: " << m_runState );
+
+            default:
+                CATCH_INTERNAL_ERROR( "Unknown state: " << m_runState );
+        }
+        moveToParent();
+        m_ctx.completeCycle();
+    }
+    void TrackerBase::fail() {
+        m_runState = Failed;
+        if( m_parent )
+            m_parent->markAsNeedingAnotherRun();
+        moveToParent();
+        m_ctx.completeCycle();
+    }
+    void TrackerBase::markAsNeedingAnotherRun() {
+        m_runState = NeedsAnotherRun;
+    }
+
+    void TrackerBase::moveToParent() {
+        assert( m_parent );
+        m_ctx.setCurrentTracker( m_parent );
+    }
+    void TrackerBase::moveToThis() {
+        m_ctx.setCurrentTracker( this );
+    }
+
+    SectionTracker::SectionTracker( NameAndLocation const& nameAndLocation, TrackerContext& ctx, ITracker* parent )
+    :   TrackerBase( nameAndLocation, ctx, parent )
+    {
+        if( parent ) {
+            while( !parent->isSectionTracker() )
+                parent = &parent->parent();
+
+            SectionTracker& parentSection = static_cast<SectionTracker&>( *parent );
+            addNextFilters( parentSection.m_filters );
+        }
+    }
+
+    bool SectionTracker::isComplete() const {
+        bool complete = true;
+
+        if ((m_filters.empty() || m_filters[0] == "") ||
+             std::find(m_filters.begin(), m_filters.end(),
+                       m_nameAndLocation.name) != m_filters.end())
+            complete = TrackerBase::isComplete();
+        return complete;
+
+    }
+
+    bool SectionTracker::isSectionTracker() const { return true; }
+
+    SectionTracker& SectionTracker::acquire( TrackerContext& ctx, NameAndLocation const& nameAndLocation ) {
+        std::shared_ptr<SectionTracker> section;
+
+        ITracker& currentTracker = ctx.currentTracker();
+        if( ITrackerPtr childTracker = currentTracker.findChild( nameAndLocation ) ) {
+            assert( childTracker );
+            assert( childTracker->isSectionTracker() );
+            section = std::static_pointer_cast<SectionTracker>( childTracker );
+        }
+        else {
+            section = std::make_shared<SectionTracker>( nameAndLocation, ctx, &currentTracker );
+            currentTracker.addChild( section );
+        }
+        if( !ctx.completedCycle() )
+            section->tryOpen();
+        return *section;
+    }
+
+    void SectionTracker::tryOpen() {
+        if( !isComplete() && (m_filters.empty() || m_filters[0].empty() ||  m_filters[0] == m_nameAndLocation.name ) )
+            open();
+    }
+
+    void SectionTracker::addInitialFilters( std::vector<std::string> const& filters ) {
+        if( !filters.empty() ) {
+            m_filters.push_back(""); // Root - should never be consulted
+            m_filters.push_back(""); // Test Case - not a section filter
+            m_filters.insert( m_filters.end(), filters.begin(), filters.end() );
+        }
+    }
+    void SectionTracker::addNextFilters( std::vector<std::string> const& filters ) {
+        if( filters.size() > 1 )
+            m_filters.insert( m_filters.end(), ++filters.begin(), filters.end() );
+    }
+
+} // namespace TestCaseTracking
+
+using TestCaseTracking::ITracker;
+using TestCaseTracking::TrackerContext;
+using TestCaseTracking::SectionTracker;
+
+} // namespace Catch
+
+#if defined(__clang__)
+#    pragma clang diagnostic pop
+#endif
+// end catch_test_case_tracker.cpp
+// start catch_test_registry.cpp
+
+namespace Catch {
+
+    auto makeTestInvoker( void(*testAsFunction)() ) noexcept -> ITestInvoker* {
+        return new(std::nothrow) TestInvokerAsFunction( testAsFunction );
+    }
+
+    NameAndTags::NameAndTags( StringRef const& name_ , StringRef const& tags_ ) noexcept : name( name_ ), tags( tags_ ) {}
+
+    AutoReg::AutoReg( ITestInvoker* invoker, SourceLineInfo const& lineInfo, StringRef const& classOrMethod, NameAndTags const& nameAndTags ) noexcept {
+        CATCH_TRY {
+            getMutableRegistryHub()
+                    .registerTest(
+                        makeTestCase(
+                            invoker,
+                            extractClassName( classOrMethod ),
+                            nameAndTags,
+                            lineInfo));
+        } CATCH_CATCH_ALL {
+            // Do not throw when constructing global objects, instead register the exception to be processed later
+            getMutableRegistryHub().registerStartupException();
+        }
+    }
+
+    AutoReg::~AutoReg() = default;
+}
+// end catch_test_registry.cpp
+// start catch_test_spec.cpp
+
+#include <algorithm>
+#include <string>
+#include <vector>
+#include <memory>
+
+namespace Catch {
+
+    TestSpec::Pattern::~Pattern() = default;
+    TestSpec::NamePattern::~NamePattern() = default;
+    TestSpec::TagPattern::~TagPattern() = default;
+    TestSpec::ExcludedPattern::~ExcludedPattern() = default;
+
+    TestSpec::NamePattern::NamePattern( std::string const& name )
+    : m_wildcardPattern( toLower( name ), CaseSensitive::No )
+    {}
+    bool TestSpec::NamePattern::matches( TestCaseInfo const& testCase ) const {
+        return m_wildcardPattern.matches( toLower( testCase.name ) );
+    }
+
+    TestSpec::TagPattern::TagPattern( std::string const& tag ) : m_tag( toLower( tag ) ) {}
+    bool TestSpec::TagPattern::matches( TestCaseInfo const& testCase ) const {
+        return std::find(begin(testCase.lcaseTags),
+                         end(testCase.lcaseTags),
+                         m_tag) != end(testCase.lcaseTags);
+    }
+
+    TestSpec::ExcludedPattern::ExcludedPattern( PatternPtr const& underlyingPattern ) : m_underlyingPattern( underlyingPattern ) {}
+    bool TestSpec::ExcludedPattern::matches( TestCaseInfo const& testCase ) const { return !m_underlyingPattern->matches( testCase ); }
+
+    bool TestSpec::Filter::matches( TestCaseInfo const& testCase ) const {
+        // All patterns in a filter must match for the filter to be a match
+        for( auto const& pattern : m_patterns ) {
+            if( !pattern->matches( testCase ) )
+                return false;
+        }
+        return true;
+    }
+
+    bool TestSpec::hasFilters() const {
+        return !m_filters.empty();
+    }
+    bool TestSpec::matches( TestCaseInfo const& testCase ) const {
+        // A TestSpec matches if any filter matches
+        for( auto const& filter : m_filters )
+            if( filter.matches( testCase ) )
+                return true;
+        return false;
+    }
+}
+// end catch_test_spec.cpp
+// start catch_test_spec_parser.cpp
+
+namespace Catch {
+
+    TestSpecParser::TestSpecParser( ITagAliasRegistry const& tagAliases ) : m_tagAliases( &tagAliases ) {}
+
+    TestSpecParser& TestSpecParser::parse( std::string const& arg ) {
+        m_mode = None;
+        m_exclusion = false;
+        m_start = std::string::npos;
+        m_arg = m_tagAliases->expandAliases( arg );
+        m_escapeChars.clear();
+        for( m_pos = 0; m_pos < m_arg.size(); ++m_pos )
+            visitChar( m_arg[m_pos] );
+        if( m_mode == Name )
+            addPattern<TestSpec::NamePattern>();
+        return *this;
+    }
+    TestSpec TestSpecParser::testSpec() {
+        addFilter();
+        return m_testSpec;
+    }
+
+    void TestSpecParser::visitChar( char c ) {
+        if( m_mode == None ) {
+            switch( c ) {
+            case ' ': return;
+            case '~': m_exclusion = true; return;
+            case '[': return startNewMode( Tag, ++m_pos );
+            case '"': return startNewMode( QuotedName, ++m_pos );
+            case '\\': return escape();
+            default: startNewMode( Name, m_pos ); break;
+            }
+        }
+        if( m_mode == Name ) {
+            if( c == ',' ) {
+                addPattern<TestSpec::NamePattern>();
+                addFilter();
+            }
+            else if( c == '[' ) {
+                if( subString() == "exclude:" )
+                    m_exclusion = true;
+                else
+                    addPattern<TestSpec::NamePattern>();
+                startNewMode( Tag, ++m_pos );
+            }
+            else if( c == '\\' )
+                escape();
+        }
+        else if( m_mode == EscapedName )
+            m_mode = Name;
+        else if( m_mode == QuotedName && c == '"' )
+            addPattern<TestSpec::NamePattern>();
+        else if( m_mode == Tag && c == ']' )
+            addPattern<TestSpec::TagPattern>();
+    }
+    void TestSpecParser::startNewMode( Mode mode, std::size_t start ) {
+        m_mode = mode;
+        m_start = start;
+    }
+    void TestSpecParser::escape() {
+        if( m_mode == None )
+            m_start = m_pos;
+        m_mode = EscapedName;
+        m_escapeChars.push_back( m_pos );
+    }
+    std::string TestSpecParser::subString() const { return m_arg.substr( m_start, m_pos - m_start ); }
+
+    void TestSpecParser::addFilter() {
+        if( !m_currentFilter.m_patterns.empty() ) {
+            m_testSpec.m_filters.push_back( m_currentFilter );
+            m_currentFilter = TestSpec::Filter();
+        }
+    }
+
+    TestSpec parseTestSpec( std::string const& arg ) {
+        return TestSpecParser( ITagAliasRegistry::get() ).parse( arg ).testSpec();
+    }
+
+} // namespace Catch
+// end catch_test_spec_parser.cpp
+// start catch_timer.cpp
+
+#include <chrono>
+
+static const uint64_t nanosecondsInSecond = 1000000000;
+
+namespace Catch {
+
+    auto getCurrentNanosecondsSinceEpoch() -> uint64_t {
+        return std::chrono::duration_cast<std::chrono::nanoseconds>( std::chrono::high_resolution_clock::now().time_since_epoch() ).count();
+    }
+
+    namespace {
+        auto estimateClockResolution() -> uint64_t {
+            uint64_t sum = 0;
+            static const uint64_t iterations = 1000000;
+
+            auto startTime = getCurrentNanosecondsSinceEpoch();
+
+            for( std::size_t i = 0; i < iterations; ++i ) {
+
+                uint64_t ticks;
+                uint64_t baseTicks = getCurrentNanosecondsSinceEpoch();
+                do {
+                    ticks = getCurrentNanosecondsSinceEpoch();
+                } while( ticks == baseTicks );
+
+                auto delta = ticks - baseTicks;
+                sum += delta;
+
+                // If we have been calibrating for over 3 seconds -- the clock
+                // is terrible and we should move on.
+                // TBD: How to signal that the measured resolution is probably wrong?
+                if (ticks > startTime + 3 * nanosecondsInSecond) {
+                    return sum / ( i + 1u );
+                }
+            }
+
+            // We're just taking the mean, here. To do better we could take the std. dev and exclude outliers
+            // - and potentially do more iterations if there's a high variance.
+            return sum/iterations;
+        }
+    }
+    auto getEstimatedClockResolution() -> uint64_t {
+        static auto s_resolution = estimateClockResolution();
+        return s_resolution;
+    }
+
+    void Timer::start() {
+       m_nanoseconds = getCurrentNanosecondsSinceEpoch();
+    }
+    auto Timer::getElapsedNanoseconds() const -> uint64_t {
+        return getCurrentNanosecondsSinceEpoch() - m_nanoseconds;
+    }
+    auto Timer::getElapsedMicroseconds() const -> uint64_t {
+        return getElapsedNanoseconds()/1000;
+    }
+    auto Timer::getElapsedMilliseconds() const -> unsigned int {
+        return static_cast<unsigned int>(getElapsedMicroseconds()/1000);
+    }
+    auto Timer::getElapsedSeconds() const -> double {
+        return getElapsedMicroseconds()/1000000.0;
+    }
+
+} // namespace Catch
+// end catch_timer.cpp
+// start catch_tostring.cpp
+
+#if defined(__clang__)
+#    pragma clang diagnostic push
+#    pragma clang diagnostic ignored "-Wexit-time-destructors"
+#    pragma clang diagnostic ignored "-Wglobal-constructors"
+#endif
+
+// Enable specific decls locally
+#if !defined(CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER)
+#define CATCH_CONFIG_ENABLE_CHRONO_STRINGMAKER
+#endif
+
+#include <cmath>
+#include <iomanip>
+
+namespace Catch {
+
+namespace Detail {
+
+    const std::string unprintableString = "{?}";
+
+    namespace {
+        const int hexThreshold = 255;
+
+        struct Endianness {
+            enum Arch { Big, Little };
+
+            static Arch which() {
+                union _{
+                    int asInt;
+                    char asChar[sizeof (int)];
+                } u;
+
+                u.asInt = 1;
+                return ( u.asChar[sizeof(int)-1] == 1 ) ? Big : Little;
+            }
+        };
+    }
+
+    std::string rawMemoryToString( const void *object, std::size_t size ) {
+        // Reverse order for little endian architectures
+        int i = 0, end = static_cast<int>( size ), inc = 1;
+        if( Endianness::which() == Endianness::Little ) {
+            i = end-1;
+            end = inc = -1;
+        }
+
+        unsigned char const *bytes = static_cast<unsigned char const *>(object);
+        ReusableStringStream rss;
+        rss << "0x" << std::setfill('0') << std::hex;
+        for( ; i != end; i += inc )
+             rss << std::setw(2) << static_cast<unsigned>(bytes[i]);
+       return rss.str();
+    }
+}
+
+template<typename T>
+std::string fpToString( T value, int precision ) {
+    if (Catch::isnan(value)) {
+        return "nan";
+    }
+
+    ReusableStringStream rss;
+    rss << std::setprecision( precision )
+        << std::fixed
+        << value;
+    std::string d = rss.str();
+    std::size_t i = d.find_last_not_of( '0' );
+    if( i != std::string::npos && i != d.size()-1 ) {
+        if( d[i] == '.' )
+            i++;
+        d = d.substr( 0, i+1 );
+    }
+    return d;
+}
+
+//// ======================================================= ////
+//
+//   Out-of-line defs for full specialization of StringMaker
+//
+//// ======================================================= ////
+
+std::string StringMaker<std::string>::convert(const std::string& str) {
+    if (!getCurrentContext().getConfig()->showInvisibles()) {
+        return '"' + str + '"';
+    }
+
+    std::string s("\"");
+    for (char c : str) {
+        switch (c) {
+        case '\n':
+            s.append("\\n");
+            break;
+        case '\t':
+            s.append("\\t");
+            break;
+        default:
+            s.push_back(c);
+            break;
+        }
+    }
+    s.append("\"");
+    return s;
+}
+
+#ifdef CATCH_CONFIG_CPP17_STRING_VIEW
+std::string StringMaker<std::string_view>::convert(std::string_view str) {
+    return ::Catch::Detail::stringify(std::string{ str });
+}
+#endif
+
+std::string StringMaker<char const*>::convert(char const* str) {
+    if (str) {
+        return ::Catch::Detail::stringify(std::string{ str });
+    } else {
+        return{ "{null string}" };
+    }
+}
+std::string StringMaker<char*>::convert(char* str) {
+    if (str) {
+        return ::Catch::Detail::stringify(std::string{ str });
+    } else {
+        return{ "{null string}" };
+    }
+}
+
+#ifdef CATCH_CONFIG_WCHAR
+std::string StringMaker<std::wstring>::convert(const std::wstring& wstr) {
+    std::string s;
+    s.reserve(wstr.size());
+    for (auto c : wstr) {
+        s += (c <= 0xff) ? static_cast<char>(c) : '?';
+    }
+    return ::Catch::Detail::stringify(s);
+}
+
+# ifdef CATCH_CONFIG_CPP17_STRING_VIEW
+std::string StringMaker<std::wstring_view>::convert(std::wstring_view str) {
+    return StringMaker<std::wstring>::convert(std::wstring(str));
+}
+# endif
+
+std::string StringMaker<wchar_t const*>::convert(wchar_t const * str) {
+    if (str) {
+        return ::Catch::Detail::stringify(std::wstring{ str });
+    } else {
+        return{ "{null string}" };
+    }
+}
+std::string StringMaker<wchar_t *>::convert(wchar_t * str) {
+    if (str) {
+        return ::Catch::Detail::stringify(std::wstring{ str });
+    } else {
+        return{ "{null string}" };
+    }
+}
+#endif
+
+std::string StringMaker<int>::convert(int value) {
+    return ::Catch::Detail::stringify(static_cast<long long>(value));
+}
+std::string StringMaker<long>::convert(long value) {
+    return ::Catch::Detail::stringify(static_cast<long long>(value));
+}
+std::string StringMaker<long long>::convert(long long value) {
+    ReusableStringStream rss;
+    rss << value;
+    if (value > Detail::hexThreshold) {
+        rss << " (0x" << std::hex << value << ')';
+    }
+    return rss.str();
+}
+
+std::string StringMaker<unsigned int>::convert(unsigned int value) {
+    return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
+}
+std::string StringMaker<unsigned long>::convert(unsigned long value) {
+    return ::Catch::Detail::stringify(static_cast<unsigned long long>(value));
+}
+std::string StringMaker<unsigned long long>::convert(unsigned long long value) {
+    ReusableStringStream rss;
+    rss << value;
+    if (value > Detail::hexThreshold) {
+        rss << " (0x" << std::hex << value << ')';
+    }
+    return rss.str();
+}
+
+std::string StringMaker<bool>::convert(bool b) {
+    return b ? "true" : "false";
+}
+
+std::string StringMaker<signed char>::convert(signed char value) {
+    if (value == '\r') {
+        return "'\\r'";
+    } else if (value == '\f') {
+        return "'\\f'";
+    } else if (value == '\n') {
+        return "'\\n'";
+    } else if (value == '\t') {
+        return "'\\t'";
+    } else if ('\0' <= value && value < ' ') {
+        return ::Catch::Detail::stringify(static_cast<unsigned int>(value));
+    } else {
+        char chstr[] = "' '";
+        chstr[1] = value;
+        return chstr;
+    }
+}
+std::string StringMaker<char>::convert(char c) {
+    return ::Catch::Detail::stringify(static_cast<signed char>(c));
+}
+std::string StringMaker<unsigned char>::convert(unsigned char c) {
+    return ::Catch::Detail::stringify(static_cast<char>(c));
+}
+
+std::string StringMaker<std::nullptr_t>::convert(std::nullptr_t) {
+    return "nullptr";
+}
+
+int StringMaker<float>::precision = 5;
+
+std::string StringMaker<float>::convert(float value) {
+    return fpToString(value, precision) + 'f';
+}
+
+int StringMaker<double>::precision = 10;
+
+std::string StringMaker<double>::convert(double value) {
+    return fpToString(value, precision);
+}
+
+std::string ratio_string<std::atto>::symbol() { return "a"; }
+std::string ratio_string<std::femto>::symbol() { return "f"; }
+std::string ratio_string<std::pico>::symbol() { return "p"; }
+std::string ratio_string<std::nano>::symbol() { return "n"; }
+std::string ratio_string<std::micro>::symbol() { return "u"; }
+std::string ratio_string<std::milli>::symbol() { return "m"; }
+
+} // end namespace Catch
+
+#if defined(__clang__)
+#    pragma clang diagnostic pop
+#endif
+
+// end catch_tostring.cpp
+// start catch_totals.cpp
+
+namespace Catch {
+
+    Counts Counts::operator - ( Counts const& other ) const {
+        Counts diff;
+        diff.passed = passed - other.passed;
+        diff.failed = failed - other.failed;
+        diff.failedButOk = failedButOk - other.failedButOk;
+        return diff;
+    }
+
+    Counts& Counts::operator += ( Counts const& other ) {
+        passed += other.passed;
+        failed += other.failed;
+        failedButOk += other.failedButOk;
+        return *this;
+    }
+
+    std::size_t Counts::total() const {
+        return passed + failed + failedButOk;
+    }
+    bool Counts::allPassed() const {
+        return failed == 0 && failedButOk == 0;
+    }
+    bool Counts::allOk() const {
+        return failed == 0;
+    }
+
+    Totals Totals::operator - ( Totals const& other ) const {
+        Totals diff;
+        diff.assertions = assertions - other.assertions;
+        diff.testCases = testCases - other.testCases;
+        return diff;
+    }
+
+    Totals& Totals::operator += ( Totals const& other ) {
+        assertions += other.assertions;
+        testCases += other.testCases;
+        return *this;
+    }
+
+    Totals Totals::delta( Totals const& prevTotals ) const {
+        Totals diff = *this - prevTotals;
+        if( diff.assertions.failed > 0 )
+            ++diff.testCases.failed;
+        else if( diff.assertions.failedButOk > 0 )
+            ++diff.testCases.failedButOk;
+        else
+            ++diff.testCases.passed;
+        return diff;
+    }
+
+}
+// end catch_totals.cpp
+// start catch_uncaught_exceptions.cpp
+
+#include <exception>
+
+namespace Catch {
+    bool uncaught_exceptions() {
+#if defined(CATCH_CONFIG_CPP17_UNCAUGHT_EXCEPTIONS)
+        return std::uncaught_exceptions() > 0;
+#else
+        return std::uncaught_exception();
+#endif
+  }
+} // end namespace Catch
+// end catch_uncaught_exceptions.cpp
+// start catch_version.cpp
+
+#include <ostream>
+
+namespace Catch {
+
+    Version::Version
+        (   unsigned int _majorVersion,
+            unsigned int _minorVersion,
+            unsigned int _patchNumber,
+            char const * const _branchName,
+            unsigned int _buildNumber )
+    :   majorVersion( _majorVersion ),
+        minorVersion( _minorVersion ),
+        patchNumber( _patchNumber ),
+        branchName( _branchName ),
+        buildNumber( _buildNumber )
+    {}
+
+    std::ostream& operator << ( std::ostream& os, Version const& version ) {
+        os  << version.majorVersion << '.'
+            << version.minorVersion << '.'
+            << version.patchNumber;
+        // branchName is never null -> 0th char is \0 if it is empty
+        if (version.branchName[0]) {
+            os << '-' << version.branchName
+               << '.' << version.buildNumber;
+        }
+        return os;
+    }
+
+    Version const& libraryVersion() {
+        static Version version( 2, 8, 0, "", 0 );
+        return version;
+    }
+
+}
+// end catch_version.cpp
+// start catch_wildcard_pattern.cpp
+
+#include <sstream>
+
+namespace Catch {
+
+    WildcardPattern::WildcardPattern( std::string const& pattern,
+                                      CaseSensitive::Choice caseSensitivity )
+    :   m_caseSensitivity( caseSensitivity ),
+        m_pattern( adjustCase( pattern ) )
+    {
+        if( startsWith( m_pattern, '*' ) ) {
+            m_pattern = m_pattern.substr( 1 );
+            m_wildcard = WildcardAtStart;
+        }
+        if( endsWith( m_pattern, '*' ) ) {
+            m_pattern = m_pattern.substr( 0, m_pattern.size()-1 );
+            m_wildcard = static_cast<WildcardPosition>( m_wildcard | WildcardAtEnd );
+        }
+    }
+
+    bool WildcardPattern::matches( std::string const& str ) const {
+        switch( m_wildcard ) {
+            case NoWildcard:
+                return m_pattern == adjustCase( str );
+            case WildcardAtStart:
+                return endsWith( adjustCase( str ), m_pattern );
+            case WildcardAtEnd:
+                return startsWith( adjustCase( str ), m_pattern );
+            case WildcardAtBothEnds:
+                return contains( adjustCase( str ), m_pattern );
+            default:
+                CATCH_INTERNAL_ERROR( "Unknown enum" );
+        }
+    }
+
+    std::string WildcardPattern::adjustCase( std::string const& str ) const {
+        return m_caseSensitivity == CaseSensitive::No ? toLower( str ) : str;
+    }
+}
+// end catch_wildcard_pattern.cpp
+// start catch_xmlwriter.cpp
+
+#include <iomanip>
+
+using uchar = unsigned char;
+
+namespace Catch {
+
+namespace {
+
+    size_t trailingBytes(unsigned char c) {
+        if ((c & 0xE0) == 0xC0) {
+            return 2;
+        }
+        if ((c & 0xF0) == 0xE0) {
+            return 3;
+        }
+        if ((c & 0xF8) == 0xF0) {
+            return 4;
+        }
+        CATCH_INTERNAL_ERROR("Invalid multibyte utf-8 start byte encountered");
+    }
+
+    uint32_t headerValue(unsigned char c) {
+        if ((c & 0xE0) == 0xC0) {
+            return c & 0x1F;
+        }
+        if ((c & 0xF0) == 0xE0) {
+            return c & 0x0F;
+        }
+        if ((c & 0xF8) == 0xF0) {
+            return c & 0x07;
+        }
+        CATCH_INTERNAL_ERROR("Invalid multibyte utf-8 start byte encountered");
+    }
+
+    void hexEscapeChar(std::ostream& os, unsigned char c) {
+        std::ios_base::fmtflags f(os.flags());
+        os << "\\x"
+            << std::uppercase << std::hex << std::setfill('0') << std::setw(2)
+            << static_cast<int>(c);
+        os.flags(f);
+    }
+
+} // anonymous namespace
+
+    XmlEncode::XmlEncode( std::string const& str, ForWhat forWhat )
+    :   m_str( str ),
+        m_forWhat( forWhat )
+    {}
+
+    void XmlEncode::encodeTo( std::ostream& os ) const {
+        // Apostrophe escaping not necessary if we always use " to write attributes
+        // (see: http://www.w3.org/TR/xml/#syntax)
+
+        for( std::size_t idx = 0; idx < m_str.size(); ++ idx ) {
+            uchar c = m_str[idx];
+            switch (c) {
+            case '<':   os << "&lt;"; break;
+            case '&':   os << "&amp;"; break;
+
+            case '>':
+                // See: http://www.w3.org/TR/xml/#syntax
+                if (idx > 2 && m_str[idx - 1] == ']' && m_str[idx - 2] == ']')
+                    os << "&gt;";
+                else
+                    os << c;
+                break;
+
+            case '\"':
+                if (m_forWhat == ForAttributes)
+                    os << "&quot;";
+                else
+                    os << c;
+                break;
+
+            default:
+                // Check for control characters and invalid utf-8
+
+                // Escape control characters in standard ascii
+                // see http://stackoverflow.com/questions/404107/why-are-control-characters-illegal-in-xml-1-0
+                if (c < 0x09 || (c > 0x0D && c < 0x20) || c == 0x7F) {
+                    hexEscapeChar(os, c);
+                    break;
+                }
+
+                // Plain ASCII: Write it to stream
+                if (c < 0x7F) {
+                    os << c;
+                    break;
+                }
+
+                // UTF-8 territory
+                // Check if the encoding is valid and if it is not, hex escape bytes.
+                // Important: We do not check the exact decoded values for validity, only the encoding format
+                // First check that this bytes is a valid lead byte:
+                // This means that it is not encoded as 1111 1XXX
+                // Or as 10XX XXXX
+                if (c <  0xC0 ||
+                    c >= 0xF8) {
+                    hexEscapeChar(os, c);
+                    break;
+                }
+
+                auto encBytes = trailingBytes(c);
+                // Are there enough bytes left to avoid accessing out-of-bounds memory?
+                if (idx + encBytes - 1 >= m_str.size()) {
+                    hexEscapeChar(os, c);
+                    break;
+                }
+                // The header is valid, check data
+                // The next encBytes bytes must together be a valid utf-8
+                // This means: bitpattern 10XX XXXX and the extracted value is sane (ish)
+                bool valid = true;
+                uint32_t value = headerValue(c);
+                for (std::size_t n = 1; n < encBytes; ++n) {
+                    uchar nc = m_str[idx + n];
+                    valid &= ((nc & 0xC0) == 0x80);
+                    value = (value << 6) | (nc & 0x3F);
+                }
+
+                if (
+                    // Wrong bit pattern of following bytes
+                    (!valid) ||
+                    // Overlong encodings
+                    (value < 0x80) ||
+                    (0x80 <= value && value < 0x800   && encBytes > 2) ||
+                    (0x800 < value && value < 0x10000 && encBytes > 3) ||
+                    // Encoded value out of range
+                    (value >= 0x110000)
+                    ) {
+                    hexEscapeChar(os, c);
+                    break;
+                }
+
+                // If we got here, this is in fact a valid(ish) utf-8 sequence
+                for (std::size_t n = 0; n < encBytes; ++n) {
+                    os << m_str[idx + n];
+                }
+                idx += encBytes - 1;
+                break;
+            }
+        }
+    }
+
+    std::ostream& operator << ( std::ostream& os, XmlEncode const& xmlEncode ) {
+        xmlEncode.encodeTo( os );
+        return os;
+    }
+
+    XmlWriter::ScopedElement::ScopedElement( XmlWriter* writer )
+    :   m_writer( writer )
+    {}
+
+    XmlWriter::ScopedElement::ScopedElement( ScopedElement&& other ) noexcept
+    :   m_writer( other.m_writer ){
+        other.m_writer = nullptr;
+    }
+    XmlWriter::ScopedElement& XmlWriter::ScopedElement::operator=( ScopedElement&& other ) noexcept {
+        if ( m_writer ) {
+            m_writer->endElement();
+        }
+        m_writer = other.m_writer;
+        other.m_writer = nullptr;
+        return *this;
+    }
+
+    XmlWriter::ScopedElement::~ScopedElement() {
+        if( m_writer )
+            m_writer->endElement();
+    }
+
+    XmlWriter::ScopedElement& XmlWriter::ScopedElement::writeText( std::string const& text, bool indent ) {
+        m_writer->writeText( text, indent );
+        return *this;
+    }
+
+    XmlWriter::XmlWriter( std::ostream& os ) : m_os( os )
+    {
+        writeDeclaration();
+    }
+
+    XmlWriter::~XmlWriter() {
+        while( !m_tags.empty() )
+            endElement();
+    }
+
+    XmlWriter& XmlWriter::startElement( std::string const& name ) {
+        ensureTagClosed();
+        newlineIfNecessary();
+        m_os << m_indent << '<' << name;
+        m_tags.push_back( name );
+        m_indent += "  ";
+        m_tagIsOpen = true;
+        return *this;
+    }
+
+    XmlWriter::ScopedElement XmlWriter::scopedElement( std::string const& name ) {
+        ScopedElement scoped( this );
+        startElement( name );
+        return scoped;
+    }
+
+    XmlWriter& XmlWriter::endElement() {
+        newlineIfNecessary();
+        m_indent = m_indent.substr( 0, m_indent.size()-2 );
+        if( m_tagIsOpen ) {
+            m_os << "/>";
+            m_tagIsOpen = false;
+        }
+        else {
+            m_os << m_indent << "</" << m_tags.back() << ">";
+        }
+        m_os << std::endl;
+        m_tags.pop_back();
+        return *this;
+    }
+
+    XmlWriter& XmlWriter::writeAttribute( std::string const& name, std::string const& attribute ) {
+        if( !name.empty() && !attribute.empty() )
+            m_os << ' ' << name << "=\"" << XmlEncode( attribute, XmlEncode::ForAttributes ) << '"';
+        return *this;
+    }
+
+    XmlWriter& XmlWriter::writeAttribute( std::string const& name, bool attribute ) {
+        m_os << ' ' << name << "=\"" << ( attribute ? "true" : "false" ) << '"';
+        return *this;
+    }
+
+    XmlWriter& XmlWriter::writeText( std::string const& text, bool indent ) {
+        if( !text.empty() ){
+            bool tagWasOpen = m_tagIsOpen;
+            ensureTagClosed();
+            if( tagWasOpen && indent )
+                m_os << m_indent;
+            m_os << XmlEncode( text );
+            m_needsNewline = true;
+        }
+        return *this;
+    }
+
+    XmlWriter& XmlWriter::writeComment( std::string const& text ) {
+        ensureTagClosed();
+        m_os << m_indent << "<!--" << text << "-->";
+        m_needsNewline = true;
+        return *this;
+    }
+
+    void XmlWriter::writeStylesheetRef( std::string const& url ) {
+        m_os << "<?xml-stylesheet type=\"text/xsl\" href=\"" << url << "\"?>\n";
+    }
+
+    XmlWriter& XmlWriter::writeBlankLine() {
+        ensureTagClosed();
+        m_os << '\n';
+        return *this;
+    }
+
+    void XmlWriter::ensureTagClosed() {
+        if( m_tagIsOpen ) {
+            m_os << ">" << std::endl;
+            m_tagIsOpen = false;
+        }
+    }
+
+    void XmlWriter::writeDeclaration() {
+        m_os << "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n";
+    }
+
+    void XmlWriter::newlineIfNecessary() {
+        if( m_needsNewline ) {
+            m_os << std::endl;
+            m_needsNewline = false;
+        }
+    }
+}
+// end catch_xmlwriter.cpp
+// start catch_reporter_bases.cpp
+
+#include <cstring>
+#include <cfloat>
+#include <cstdio>
+#include <cassert>
+#include <memory>
+
+namespace Catch {
+    void prepareExpandedExpression(AssertionResult& result) {
+        result.getExpandedExpression();
+    }
+
+    // Because formatting using c++ streams is stateful, drop down to C is required
+    // Alternatively we could use stringstream, but its performance is... not good.
+    std::string getFormattedDuration( double duration ) {
+        // Max exponent + 1 is required to represent the whole part
+        // + 1 for decimal point
+        // + 3 for the 3 decimal places
+        // + 1 for null terminator
+        const std::size_t maxDoubleSize = DBL_MAX_10_EXP + 1 + 1 + 3 + 1;
+        char buffer[maxDoubleSize];
+
+        // Save previous errno, to prevent sprintf from overwriting it
+        ErrnoGuard guard;
+#ifdef _MSC_VER
+        sprintf_s(buffer, "%.3f", duration);
+#else
+        std::sprintf(buffer, "%.3f", duration);
+#endif
+        return std::string(buffer);
+    }
+
+    std::string serializeFilters( std::vector<std::string> const& container ) {
+        ReusableStringStream oss;
+        bool first = true;
+        for (auto&& filter : container)
+        {
+            if (!first)
+                oss << ' ';
+            else
+                first = false;
+
+            oss << filter;
+        }
+        return oss.str();
+    }
+
+    TestEventListenerBase::TestEventListenerBase(ReporterConfig const & _config)
+        :StreamingReporterBase(_config) {}
+
+    std::set<Verbosity> TestEventListenerBase::getSupportedVerbosities() {
+        return { Verbosity::Quiet, Verbosity::Normal, Verbosity::High };
+    }
+
+    void TestEventListenerBase::assertionStarting(AssertionInfo const &) {}
+
+    bool TestEventListenerBase::assertionEnded(AssertionStats const &) {
+        return false;
+    }
+
+} // end namespace Catch
+// end catch_reporter_bases.cpp
+// start catch_reporter_compact.cpp
+
+namespace {
+
+#ifdef CATCH_PLATFORM_MAC
+    const char* failedString() { return "FAILED"; }
+    const char* passedString() { return "PASSED"; }
+#else
+    const char* failedString() { return "failed"; }
+    const char* passedString() { return "passed"; }
+#endif
+
+    // Colour::LightGrey
+    Catch::Colour::Code dimColour() { return Catch::Colour::FileName; }
+
+    std::string bothOrAll( std::size_t count ) {
+        return count == 1 ? std::string() :
+               count == 2 ? "both " : "all " ;
+    }
+
+} // anon namespace
+
+namespace Catch {
+namespace {
+// Colour, message variants:
+// - white: No tests ran.
+// -   red: Failed [both/all] N test cases, failed [both/all] M assertions.
+// - white: Passed [both/all] N test cases (no assertions).
+// -   red: Failed N tests cases, failed M assertions.
+// - green: Passed [both/all] N tests cases with M assertions.
+void printTotals(std::ostream& out, const Totals& totals) {
+    if (totals.testCases.total() == 0) {
+        out << "No tests ran.";
+    } else if (totals.testCases.failed == totals.testCases.total()) {
+        Colour colour(Colour::ResultError);
+        const std::string qualify_assertions_failed =
+            totals.assertions.failed == totals.assertions.total() ?
+            bothOrAll(totals.assertions.failed) : std::string();
+        out <<
+            "Failed " << bothOrAll(totals.testCases.failed)
+            << pluralise(totals.testCases.failed, "test case") << ", "
+            "failed " << qualify_assertions_failed <<
+            pluralise(totals.assertions.failed, "assertion") << '.';
+    } else if (totals.assertions.total() == 0) {
+        out <<
+            "Passed " << bothOrAll(totals.testCases.total())
+            << pluralise(totals.testCases.total(), "test case")
+            << " (no assertions).";
+    } else if (totals.assertions.failed) {
+        Colour colour(Colour::ResultError);
+        out <<
+            "Failed " << pluralise(totals.testCases.failed, "test case") << ", "
+            "failed " << pluralise(totals.assertions.failed, "assertion") << '.';
+    } else {
+        Colour colour(Colour::ResultSuccess);
+        out <<
+            "Passed " << bothOrAll(totals.testCases.passed)
+            << pluralise(totals.testCases.passed, "test case") <<
+            " with " << pluralise(totals.assertions.passed, "assertion") << '.';
+    }
+}
+
+// Implementation of CompactReporter formatting
+class AssertionPrinter {
+public:
+    AssertionPrinter& operator= (AssertionPrinter const&) = delete;
+    AssertionPrinter(AssertionPrinter const&) = delete;
+    AssertionPrinter(std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages)
+        : stream(_stream)
+        , result(_stats.assertionResult)
+        , messages(_stats.infoMessages)
+        , itMessage(_stats.infoMessages.begin())
+        , printInfoMessages(_printInfoMessages) {}
+
+    void print() {
+        printSourceInfo();
+
+        itMessage = messages.begin();
+
+        switch (result.getResultType()) {
+        case ResultWas::Ok:
+            printResultType(Colour::ResultSuccess, passedString());
+            printOriginalExpression();
+            printReconstructedExpression();
+            if (!result.hasExpression())
+                printRemainingMessages(Colour::None);
+            else
+                printRemainingMessages();
+            break;
+        case ResultWas::ExpressionFailed:
+            if (result.isOk())
+                printResultType(Colour::ResultSuccess, failedString() + std::string(" - but was ok"));
+            else
+                printResultType(Colour::Error, failedString());
+            printOriginalExpression();
+            printReconstructedExpression();
+            printRemainingMessages();
+            break;
+        case ResultWas::ThrewException:
+            printResultType(Colour::Error, failedString());
+            printIssue("unexpected exception with message:");
+            printMessage();
+            printExpressionWas();
+            printRemainingMessages();
+            break;
+        case ResultWas::FatalErrorCondition:
+            printResultType(Colour::Error, failedString());
+            printIssue("fatal error condition with message:");
+            printMessage();
+            printExpressionWas();
+            printRemainingMessages();
+            break;
+        case ResultWas::DidntThrowException:
+            printResultType(Colour::Error, failedString());
+            printIssue("expected exception, got none");
+            printExpressionWas();
+            printRemainingMessages();
+            break;
+        case ResultWas::Info:
+            printResultType(Colour::None, "info");
+            printMessage();
+            printRemainingMessages();
+            break;
+        case ResultWas::Warning:
+            printResultType(Colour::None, "warning");
+            printMessage();
+            printRemainingMessages();
+            break;
+        case ResultWas::ExplicitFailure:
+            printResultType(Colour::Error, failedString());
+            printIssue("explicitly");
+            printRemainingMessages(Colour::None);
+            break;
+            // These cases are here to prevent compiler warnings
+        case ResultWas::Unknown:
+        case ResultWas::FailureBit:
+        case ResultWas::Exception:
+            printResultType(Colour::Error, "** internal error **");
+            break;
+        }
+    }
+
+private:
+    void printSourceInfo() const {
+        Colour colourGuard(Colour::FileName);
+        stream << result.getSourceInfo() << ':';
+    }
+
+    void printResultType(Colour::Code colour, std::string const& passOrFail) const {
+        if (!passOrFail.empty()) {
+            {
+                Colour colourGuard(colour);
+                stream << ' ' << passOrFail;
+            }
+            stream << ':';
+        }
+    }
+
+    void printIssue(std::string const& issue) const {
+        stream << ' ' << issue;
+    }
+
+    void printExpressionWas() {
+        if (result.hasExpression()) {
+            stream << ';';
+            {
+                Colour colour(dimColour());
+                stream << " expression was:";
+            }
+            printOriginalExpression();
+        }
+    }
+
+    void printOriginalExpression() const {
+        if (result.hasExpression()) {
+            stream << ' ' << result.getExpression();
+        }
+    }
+
+    void printReconstructedExpression() const {
+        if (result.hasExpandedExpression()) {
+            {
+                Colour colour(dimColour());
+                stream << " for: ";
+            }
+            stream << result.getExpandedExpression();
+        }
+    }
+
+    void printMessage() {
+        if (itMessage != messages.end()) {
+            stream << " '" << itMessage->message << '\'';
+            ++itMessage;
+        }
+    }
+
+    void printRemainingMessages(Colour::Code colour = dimColour()) {
+        if (itMessage == messages.end())
+            return;
+
+        // using messages.end() directly yields (or auto) compilation error:
+        std::vector<MessageInfo>::const_iterator itEnd = messages.end();
+        const std::size_t N = static_cast<std::size_t>(std::distance(itMessage, itEnd));
+
+        {
+            Colour colourGuard(colour);
+            stream << " with " << pluralise(N, "message") << ':';
+        }
+
+        for (; itMessage != itEnd; ) {
+            // If this assertion is a warning ignore any INFO messages
+            if (printInfoMessages || itMessage->type != ResultWas::Info) {
+                stream << " '" << itMessage->message << '\'';
+                if (++itMessage != itEnd) {
+                    Colour colourGuard(dimColour());
+                    stream << " and";
+                }
+            }
+        }
+    }
+
+private:
+    std::ostream& stream;
+    AssertionResult const& result;
+    std::vector<MessageInfo> messages;
+    std::vector<MessageInfo>::const_iterator itMessage;
+    bool printInfoMessages;
+};
+
+} // anon namespace
+
+        std::string CompactReporter::getDescription() {
+            return "Reports test results on a single line, suitable for IDEs";
+        }
+
+        ReporterPreferences CompactReporter::getPreferences() const {
+            return m_reporterPrefs;
+        }
+
+        void CompactReporter::noMatchingTestCases( std::string const& spec ) {
+            stream << "No test cases matched '" << spec << '\'' << std::endl;
+        }
+
+        void CompactReporter::assertionStarting( AssertionInfo const& ) {}
+
+        bool CompactReporter::assertionEnded( AssertionStats const& _assertionStats ) {
+            AssertionResult const& result = _assertionStats.assertionResult;
+
+            bool printInfoMessages = true;
+
+            // Drop out if result was successful and we're not printing those
+            if( !m_config->includeSuccessfulResults() && result.isOk() ) {
+                if( result.getResultType() != ResultWas::Warning )
+                    return false;
+                printInfoMessages = false;
+            }
+
+            AssertionPrinter printer( stream, _assertionStats, printInfoMessages );
+            printer.print();
+
+            stream << std::endl;
+            return true;
+        }
+
+        void CompactReporter::sectionEnded(SectionStats const& _sectionStats) {
+            if (m_config->showDurations() == ShowDurations::Always) {
+                stream << getFormattedDuration(_sectionStats.durationInSeconds) << " s: " << _sectionStats.sectionInfo.name << std::endl;
+            }
+        }
+
+        void CompactReporter::testRunEnded( TestRunStats const& _testRunStats ) {
+            printTotals( stream, _testRunStats.totals );
+            stream << '\n' << std::endl;
+            StreamingReporterBase::testRunEnded( _testRunStats );
+        }
+
+        CompactReporter::~CompactReporter() {}
+
+    CATCH_REGISTER_REPORTER( "compact", CompactReporter )
+
+} // end namespace Catch
+// end catch_reporter_compact.cpp
+// start catch_reporter_console.cpp
+
+#include <cfloat>
+#include <cstdio>
+
+#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 {
+
+namespace {
+
+// Formatter impl for ConsoleReporter
+class ConsoleAssertionPrinter {
+public:
+    ConsoleAssertionPrinter& operator= (ConsoleAssertionPrinter const&) = delete;
+    ConsoleAssertionPrinter(ConsoleAssertionPrinter const&) = delete;
+    ConsoleAssertionPrinter(std::ostream& _stream, AssertionStats const& _stats, bool _printInfoMessages)
+        : stream(_stream),
+        stats(_stats),
+        result(_stats.assertionResult),
+        colour(Colour::None),
+        message(result.getMessage()),
+        messages(_stats.infoMessages),
+        printInfoMessages(_printInfoMessages) {
+        switch (result.getResultType()) {
+        case ResultWas::Ok:
+            colour = Colour::Success;
+            passOrFail = "PASSED";
+            //if( result.hasMessage() )
+            if (_stats.infoMessages.size() == 1)
+                messageLabel = "with message";
+            if (_stats.infoMessages.size() > 1)
+                messageLabel = "with messages";
+            break;
+        case ResultWas::ExpressionFailed:
+            if (result.isOk()) {
+                colour = Colour::Success;
+                passOrFail = "FAILED - but was ok";
+            } else {
+                colour = Colour::Error;
+                passOrFail = "FAILED";
+            }
+            if (_stats.infoMessages.size() == 1)
+                messageLabel = "with message";
+            if (_stats.infoMessages.size() > 1)
+                messageLabel = "with messages";
+            break;
+        case ResultWas::ThrewException:
+            colour = Colour::Error;
+            passOrFail = "FAILED";
+            messageLabel = "due to unexpected exception with ";
+            if (_stats.infoMessages.size() == 1)
+                messageLabel += "message";
+            if (_stats.infoMessages.size() > 1)
+                messageLabel += "messages";
+            break;
+        case ResultWas::FatalErrorCondition:
+            colour = Colour::Error;
+            passOrFail = "FAILED";
+            messageLabel = "due to a fatal error condition";
+            break;
+        case ResultWas::DidntThrowException:
+            colour = Colour::Error;
+            passOrFail = "FAILED";
+            messageLabel = "because no exception was thrown where one was expected";
+            break;
+        case ResultWas::Info:
+            messageLabel = "info";
+            break;
+        case ResultWas::Warning:
+            messageLabel = "warning";
+            break;
+        case ResultWas::ExplicitFailure:
+            passOrFail = "FAILED";
+            colour = Colour::Error;
+            if (_stats.infoMessages.size() == 1)
+                messageLabel = "explicitly with message";
+            if (_stats.infoMessages.size() > 1)
+                messageLabel = "explicitly with messages";
+            break;
+            // These cases are here to prevent compiler warnings
+        case ResultWas::Unknown:
+        case ResultWas::FailureBit:
+        case ResultWas::Exception:
+            passOrFail = "** internal error **";
+            colour = Colour::Error;
+            break;
+        }
+    }
+
+    void print() const {
+        printSourceInfo();
+        if (stats.totals.assertions.total() > 0) {
+            printResultType();
+            printOriginalExpression();
+            printReconstructedExpression();
+        } else {
+            stream << '\n';
+        }
+        printMessage();
+    }
+
+private:
+    void printResultType() const {
+        if (!passOrFail.empty()) {
+            Colour colourGuard(colour);
+            stream << passOrFail << ":\n";
+        }
+    }
+    void printOriginalExpression() const {
+        if (result.hasExpression()) {
+            Colour colourGuard(Colour::OriginalExpression);
+            stream << "  ";
+            stream << result.getExpressionInMacro();
+            stream << '\n';
+        }
+    }
+    void printReconstructedExpression() const {
+        if (result.hasExpandedExpression()) {
+            stream << "with expansion:\n";
+            Colour colourGuard(Colour::ReconstructedExpression);
+            stream << Column(result.getExpandedExpression()).indent(2) << '\n';
+        }
+    }
+    void printMessage() const {
+        if (!messageLabel.empty())
+            stream << messageLabel << ':' << '\n';
+        for (auto const& msg : messages) {
+            // If this assertion is a warning ignore any INFO messages
+            if (printInfoMessages || msg.type != ResultWas::Info)
+                stream << Column(msg.message).indent(2) << '\n';
+        }
+    }
+    void printSourceInfo() const {
+        Colour colourGuard(Colour::FileName);
+        stream << result.getSourceInfo() << ": ";
+    }
+
+    std::ostream& stream;
+    AssertionStats const& stats;
+    AssertionResult const& result;
+    Colour::Code colour;
+    std::string passOrFail;
+    std::string messageLabel;
+    std::string message;
+    std::vector<MessageInfo> messages;
+    bool printInfoMessages;
+};
+
+std::size_t makeRatio(std::size_t number, std::size_t total) {
+    std::size_t ratio = total > 0 ? CATCH_CONFIG_CONSOLE_WIDTH * number / total : 0;
+    return (ratio == 0 && number > 0) ? 1 : ratio;
+}
+
+std::size_t& findMax(std::size_t& i, std::size_t& j, std::size_t& k) {
+    if (i > j && i > k)
+        return i;
+    else if (j > k)
+        return j;
+    else
+        return k;
+}
+
+struct ColumnInfo {
+    enum Justification { Left, Right };
+    std::string name;
+    int width;
+    Justification justification;
+};
+struct ColumnBreak {};
+struct RowBreak {};
+
+class Duration {
+    enum class Unit {
+        Auto,
+        Nanoseconds,
+        Microseconds,
+        Milliseconds,
+        Seconds,
+        Minutes
+    };
+    static const uint64_t s_nanosecondsInAMicrosecond = 1000;
+    static const uint64_t s_nanosecondsInAMillisecond = 1000 * s_nanosecondsInAMicrosecond;
+    static const uint64_t s_nanosecondsInASecond = 1000 * s_nanosecondsInAMillisecond;
+    static const uint64_t s_nanosecondsInAMinute = 60 * s_nanosecondsInASecond;
+
+    uint64_t m_inNanoseconds;
+    Unit m_units;
+
+public:
+    explicit Duration(uint64_t inNanoseconds, Unit units = Unit::Auto)
+        : m_inNanoseconds(inNanoseconds),
+        m_units(units) {
+        if (m_units == Unit::Auto) {
+            if (m_inNanoseconds < s_nanosecondsInAMicrosecond)
+                m_units = Unit::Nanoseconds;
+            else if (m_inNanoseconds < s_nanosecondsInAMillisecond)
+                m_units = Unit::Microseconds;
+            else if (m_inNanoseconds < s_nanosecondsInASecond)
+                m_units = Unit::Milliseconds;
+            else if (m_inNanoseconds < s_nanosecondsInAMinute)
+                m_units = Unit::Seconds;
+            else
+                m_units = Unit::Minutes;
+        }
+
+    }
+
+    auto value() const -> double {
+        switch (m_units) {
+        case Unit::Microseconds:
+            return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMicrosecond);
+        case Unit::Milliseconds:
+            return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMillisecond);
+        case Unit::Seconds:
+            return m_inNanoseconds / static_cast<double>(s_nanosecondsInASecond);
+        case Unit::Minutes:
+            return m_inNanoseconds / static_cast<double>(s_nanosecondsInAMinute);
+        default:
+            return static_cast<double>(m_inNanoseconds);
+        }
+    }
+    auto unitsAsString() const -> std::string {
+        switch (m_units) {
+        case Unit::Nanoseconds:
+            return "ns";
+        case Unit::Microseconds:
+            return "us";
+        case Unit::Milliseconds:
+            return "ms";
+        case Unit::Seconds:
+            return "s";
+        case Unit::Minutes:
+            return "m";
+        default:
+            return "** internal error **";
+        }
+
+    }
+    friend auto operator << (std::ostream& os, Duration const& duration) -> std::ostream& {
+        return os << duration.value() << " " << duration.unitsAsString();
+    }
+};
+} // end anon namespace
+
+class TablePrinter {
+    std::ostream& m_os;
+    std::vector<ColumnInfo> m_columnInfos;
+    std::ostringstream m_oss;
+    int m_currentColumn = -1;
+    bool m_isOpen = false;
+
+public:
+    TablePrinter( std::ostream& os, std::vector<ColumnInfo> columnInfos )
+    :   m_os( os ),
+        m_columnInfos( std::move( columnInfos ) ) {}
+
+    auto columnInfos() const -> std::vector<ColumnInfo> const& {
+        return m_columnInfos;
+    }
+
+    void open() {
+        if (!m_isOpen) {
+            m_isOpen = true;
+            *this << RowBreak();
+            for (auto const& info : m_columnInfos)
+                *this << info.name << ColumnBreak();
+            *this << RowBreak();
+            m_os << Catch::getLineOfChars<'-'>() << "\n";
+        }
+    }
+    void close() {
+        if (m_isOpen) {
+            *this << RowBreak();
+            m_os << std::endl;
+            m_isOpen = false;
+        }
+    }
+
+    template<typename T>
+    friend TablePrinter& operator << (TablePrinter& tp, T const& value) {
+        tp.m_oss << value;
+        return tp;
+    }
+
+    friend TablePrinter& operator << (TablePrinter& tp, ColumnBreak) {
+        auto colStr = tp.m_oss.str();
+        // This takes account of utf8 encodings
+        auto strSize = Catch::StringRef(colStr).numberOfCharacters();
+        tp.m_oss.str("");
+        tp.open();
+        if (tp.m_currentColumn == static_cast<int>(tp.m_columnInfos.size() - 1)) {
+            tp.m_currentColumn = -1;
+            tp.m_os << "\n";
+        }
+        tp.m_currentColumn++;
+
+        auto colInfo = tp.m_columnInfos[tp.m_currentColumn];
+        auto padding = (strSize + 2 < static_cast<std::size_t>(colInfo.width))
+            ? std::string(colInfo.width - (strSize + 2), ' ')
+            : std::string();
+        if (colInfo.justification == ColumnInfo::Left)
+            tp.m_os << colStr << padding << " ";
+        else
+            tp.m_os << padding << colStr << " ";
+        return tp;
+    }
+
+    friend TablePrinter& operator << (TablePrinter& tp, RowBreak) {
+        if (tp.m_currentColumn > 0) {
+            tp.m_os << "\n";
+            tp.m_currentColumn = -1;
+        }
+        return tp;
+    }
+};
+
+ConsoleReporter::ConsoleReporter(ReporterConfig const& config)
+    : StreamingReporterBase(config),
+    m_tablePrinter(new TablePrinter(config.stream(),
+    {
+        { "benchmark name", CATCH_CONFIG_CONSOLE_WIDTH - 32, ColumnInfo::Left },
+        { "iters", 8, ColumnInfo::Right },
+        { "elapsed ns", 14, ColumnInfo::Right },
+        { "average", 14, ColumnInfo::Right }
+    })) {}
+ConsoleReporter::~ConsoleReporter() = default;
+
+std::string ConsoleReporter::getDescription() {
+    return "Reports test results as plain lines of text";
+}
+
+void ConsoleReporter::noMatchingTestCases(std::string const& spec) {
+    stream << "No test cases matched '" << spec << '\'' << std::endl;
+}
+
+void ConsoleReporter::assertionStarting(AssertionInfo const&) {}
+
+bool ConsoleReporter::assertionEnded(AssertionStats const& _assertionStats) {
+    AssertionResult const& result = _assertionStats.assertionResult;
+
+    bool includeResults = m_config->includeSuccessfulResults() || !result.isOk();
+
+    // Drop out if result was successful but we're not printing them.
+    if (!includeResults && result.getResultType() != ResultWas::Warning)
+        return false;
+
+    lazyPrint();
+
+    ConsoleAssertionPrinter printer(stream, _assertionStats, includeResults);
+    printer.print();
+    stream << std::endl;
+    return true;
+}
+
+void ConsoleReporter::sectionStarting(SectionInfo const& _sectionInfo) {
+    m_headerPrinted = false;
+    StreamingReporterBase::sectionStarting(_sectionInfo);
+}
+void ConsoleReporter::sectionEnded(SectionStats const& _sectionStats) {
+    m_tablePrinter->close();
+    if (_sectionStats.missingAssertions) {
+        lazyPrint();
+        Colour colour(Colour::ResultError);
+        if (m_sectionStack.size() > 1)
+            stream << "\nNo assertions in section";
+        else
+            stream << "\nNo assertions in test case";
+        stream << " '" << _sectionStats.sectionInfo.name << "'\n" << std::endl;
+    }
+    if (m_config->showDurations() == ShowDurations::Always) {
+        stream << getFormattedDuration(_sectionStats.durationInSeconds) << " s: " << _sectionStats.sectionInfo.name << std::endl;
+    }
+    if (m_headerPrinted) {
+        m_headerPrinted = false;
+    }
+    StreamingReporterBase::sectionEnded(_sectionStats);
+}
+
+void ConsoleReporter::benchmarkStarting(BenchmarkInfo const& info) {
+    lazyPrintWithoutClosingBenchmarkTable();
+
+    auto nameCol = Column( info.name ).width( static_cast<std::size_t>( m_tablePrinter->columnInfos()[0].width - 2 ) );
+
+    bool firstLine = true;
+    for (auto line : nameCol) {
+        if (!firstLine)
+            (*m_tablePrinter) << ColumnBreak() << ColumnBreak() << ColumnBreak();
+        else
+            firstLine = false;
+
+        (*m_tablePrinter) << line << ColumnBreak();
+    }
+}
+void ConsoleReporter::benchmarkEnded(BenchmarkStats const& stats) {
+    Duration average(stats.elapsedTimeInNanoseconds / stats.iterations);
+    (*m_tablePrinter)
+        << stats.iterations << ColumnBreak()
+        << stats.elapsedTimeInNanoseconds << ColumnBreak()
+        << average << ColumnBreak();
+}
+
+void ConsoleReporter::testCaseEnded(TestCaseStats const& _testCaseStats) {
+    m_tablePrinter->close();
+    StreamingReporterBase::testCaseEnded(_testCaseStats);
+    m_headerPrinted = false;
+}
+void ConsoleReporter::testGroupEnded(TestGroupStats const& _testGroupStats) {
+    if (currentGroupInfo.used) {
+        printSummaryDivider();
+        stream << "Summary for group '" << _testGroupStats.groupInfo.name << "':\n";
+        printTotals(_testGroupStats.totals);
+        stream << '\n' << std::endl;
+    }
+    StreamingReporterBase::testGroupEnded(_testGroupStats);
+}
+void ConsoleReporter::testRunEnded(TestRunStats const& _testRunStats) {
+    printTotalsDivider(_testRunStats.totals);
+    printTotals(_testRunStats.totals);
+    stream << std::endl;
+    StreamingReporterBase::testRunEnded(_testRunStats);
+}
+void ConsoleReporter::testRunStarting(TestRunInfo const& _testInfo) {
+    StreamingReporterBase::testRunStarting(_testInfo);
+    printTestFilters();
+}
+
+void ConsoleReporter::lazyPrint() {
+
+    m_tablePrinter->close();
+    lazyPrintWithoutClosingBenchmarkTable();
+}
+
+void ConsoleReporter::lazyPrintWithoutClosingBenchmarkTable() {
+
+    if (!currentTestRunInfo.used)
+        lazyPrintRunInfo();
+    if (!currentGroupInfo.used)
+        lazyPrintGroupInfo();
+
+    if (!m_headerPrinted) {
+        printTestCaseAndSectionHeader();
+        m_headerPrinted = true;
+    }
+}
+void ConsoleReporter::lazyPrintRunInfo() {
+    stream << '\n' << getLineOfChars<'~'>() << '\n';
+    Colour colour(Colour::SecondaryText);
+    stream << currentTestRunInfo->name
+        << " is a Catch v" << libraryVersion() << " host application.\n"
+        << "Run with -? for options\n\n";
+
+    if (m_config->rngSeed() != 0)
+        stream << "Randomness seeded to: " << m_config->rngSeed() << "\n\n";
+
+    currentTestRunInfo.used = true;
+}
+void ConsoleReporter::lazyPrintGroupInfo() {
+    if (!currentGroupInfo->name.empty() && currentGroupInfo->groupsCounts > 1) {
+        printClosedHeader("Group: " + currentGroupInfo->name);
+        currentGroupInfo.used = true;
+    }
+}
+void ConsoleReporter::printTestCaseAndSectionHeader() {
+    assert(!m_sectionStack.empty());
+    printOpenHeader(currentTestCaseInfo->name);
+
+    if (m_sectionStack.size() > 1) {
+        Colour colourGuard(Colour::Headers);
+
+        auto
+            it = m_sectionStack.begin() + 1, // Skip first section (test case)
+            itEnd = m_sectionStack.end();
+        for (; it != itEnd; ++it)
+            printHeaderString(it->name, 2);
+    }
+
+    SourceLineInfo lineInfo = m_sectionStack.back().lineInfo;
+
+    if (!lineInfo.empty()) {
+        stream << getLineOfChars<'-'>() << '\n';
+        Colour colourGuard(Colour::FileName);
+        stream << lineInfo << '\n';
+    }
+    stream << getLineOfChars<'.'>() << '\n' << std::endl;
+}
+
+void ConsoleReporter::printClosedHeader(std::string const& _name) {
+    printOpenHeader(_name);
+    stream << getLineOfChars<'.'>() << '\n';
+}
+void ConsoleReporter::printOpenHeader(std::string const& _name) {
+    stream << getLineOfChars<'-'>() << '\n';
+    {
+        Colour colourGuard(Colour::Headers);
+        printHeaderString(_name);
+    }
+}
+
+// if string has a : in first line will set indent to follow it on
+// subsequent lines
+void ConsoleReporter::printHeaderString(std::string const& _string, std::size_t indent) {
+    std::size_t i = _string.find(": ");
+    if (i != std::string::npos)
+        i += 2;
+    else
+        i = 0;
+    stream << Column(_string).indent(indent + i).initialIndent(indent) << '\n';
+}
+
+struct SummaryColumn {
+
+    SummaryColumn( std::string _label, Colour::Code _colour )
+    :   label( std::move( _label ) ),
+        colour( _colour ) {}
+    SummaryColumn addRow( std::size_t count ) {
+        ReusableStringStream rss;
+        rss << count;
+        std::string row = rss.str();
+        for (auto& oldRow : rows) {
+            while (oldRow.size() < row.size())
+                oldRow = ' ' + oldRow;
+            while (oldRow.size() > row.size())
+                row = ' ' + row;
+        }
+        rows.push_back(row);
+        return *this;
+    }
+
+    std::string label;
+    Colour::Code colour;
+    std::vector<std::string> rows;
+
+};
+
+void ConsoleReporter::printTotals( Totals const& totals ) {
+    if (totals.testCases.total() == 0) {
+        stream << Colour(Colour::Warning) << "No tests ran\n";
+    } else if (totals.assertions.total() > 0 && totals.testCases.allPassed()) {
+        stream << Colour(Colour::ResultSuccess) << "All tests passed";
+        stream << " ("
+            << pluralise(totals.assertions.passed, "assertion") << " in "
+            << pluralise(totals.testCases.passed, "test case") << ')'
+            << '\n';
+    } else {
+
+        std::vector<SummaryColumn> columns;
+        columns.push_back(SummaryColumn("", Colour::None)
+                          .addRow(totals.testCases.total())
+                          .addRow(totals.assertions.total()));
+        columns.push_back(SummaryColumn("passed", Colour::Success)
+                          .addRow(totals.testCases.passed)
+                          .addRow(totals.assertions.passed));
+        columns.push_back(SummaryColumn("failed", Colour::ResultError)
+                          .addRow(totals.testCases.failed)
+                          .addRow(totals.assertions.failed));
+        columns.push_back(SummaryColumn("failed as expected", Colour::ResultExpectedFailure)
+                          .addRow(totals.testCases.failedButOk)
+                          .addRow(totals.assertions.failedButOk));
+
+        printSummaryRow("test cases", columns, 0);
+        printSummaryRow("assertions", columns, 1);
+    }
+}
+void ConsoleReporter::printSummaryRow(std::string const& label, std::vector<SummaryColumn> const& cols, std::size_t row) {
+    for (auto col : cols) {
+        std::string value = col.rows[row];
+        if (col.label.empty()) {
+            stream << label << ": ";
+            if (value != "0")
+                stream << value;
+            else
+                stream << Colour(Colour::Warning) << "- none -";
+        } else if (value != "0") {
+            stream << Colour(Colour::LightGrey) << " | ";
+            stream << Colour(col.colour)
+                << value << ' ' << col.label;
+        }
+    }
+    stream << '\n';
+}
+
+void ConsoleReporter::printTotalsDivider(Totals const& totals) {
+    if (totals.testCases.total() > 0) {
+        std::size_t failedRatio = makeRatio(totals.testCases.failed, totals.testCases.total());
+        std::size_t failedButOkRatio = makeRatio(totals.testCases.failedButOk, totals.testCases.total());
+        std::size_t passedRatio = makeRatio(totals.testCases.passed, totals.testCases.total());
+        while (failedRatio + failedButOkRatio + passedRatio < CATCH_CONFIG_CONSOLE_WIDTH - 1)
+            findMax(failedRatio, failedButOkRatio, passedRatio)++;
+        while (failedRatio + failedButOkRatio + passedRatio > CATCH_CONFIG_CONSOLE_WIDTH - 1)
+            findMax(failedRatio, failedButOkRatio, passedRatio)--;
+
+        stream << Colour(Colour::Error) << std::string(failedRatio, '=');
+        stream << Colour(Colour::ResultExpectedFailure) << std::string(failedButOkRatio, '=');
+        if (totals.testCases.allPassed())
+            stream << Colour(Colour::ResultSuccess) << std::string(passedRatio, '=');
+        else
+            stream << Colour(Colour::Success) << std::string(passedRatio, '=');
+    } else {
+        stream << Colour(Colour::Warning) << std::string(CATCH_CONFIG_CONSOLE_WIDTH - 1, '=');
+    }
+    stream << '\n';
+}
+void ConsoleReporter::printSummaryDivider() {
+    stream << getLineOfChars<'-'>() << '\n';
+}
+
+void ConsoleReporter::printTestFilters() {
+    if (m_config->testSpec().hasFilters())
+        stream << Colour(Colour::BrightYellow) << "Filters: " << serializeFilters( m_config->getTestsOrTags() ) << '\n';
+}
+
+CATCH_REGISTER_REPORTER("console", ConsoleReporter)
+
+} // end namespace Catch
+
+#if defined(_MSC_VER)
+#pragma warning(pop)
+#endif
+// end catch_reporter_console.cpp
+// start catch_reporter_junit.cpp
+
+#include <cassert>
+#include <sstream>
+#include <ctime>
+#include <algorithm>
+
+namespace Catch {
+
+    namespace {
+        std::string getCurrentTimestamp() {
+            // Beware, this is not reentrant because of backward compatibility issues
+            // Also, UTC only, again because of backward compatibility (%z is C++11)
+            time_t rawtime;
+            std::time(&rawtime);
+            auto const timeStampSize = sizeof("2017-01-16T17:06:45Z");
+
+#ifdef _MSC_VER
+            std::tm timeInfo = {};
+            gmtime_s(&timeInfo, &rawtime);
+#else
+            std::tm* timeInfo;
+            timeInfo = std::gmtime(&rawtime);
+#endif
+
+            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);
+        }
+
+        std::string fileNameTag(const std::vector<std::string> &tags) {
+            auto it = std::find_if(begin(tags),
+                                   end(tags),
+                                   [] (std::string const& tag) {return tag.front() == '#'; });
+            if (it != tags.end())
+                return it->substr(1);
+            return std::string();
+        }
+    } // anonymous namespace
+
+    JunitReporter::JunitReporter( ReporterConfig const& _config )
+        :   CumulativeReporterBase( _config ),
+            xml( _config.stream() )
+        {
+            m_reporterPrefs.shouldRedirectStdOut = true;
+            m_reporterPrefs.shouldReportAllAssertions = true;
+        }
+
+    JunitReporter::~JunitReporter() {}
+
+    std::string JunitReporter::getDescription() {
+        return "Reports test results in an XML format that looks like Ant's junitreport target";
+    }
+
+    void JunitReporter::noMatchingTestCases( std::string const& /*spec*/ ) {}
+
+    void JunitReporter::testRunStarting( TestRunInfo const& runInfo )  {
+        CumulativeReporterBase::testRunStarting( runInfo );
+        xml.startElement( "testsuites" );
+    }
+
+    void JunitReporter::testGroupStarting( GroupInfo const& groupInfo ) {
+        suiteTimer.start();
+        stdOutForSuite.clear();
+        stdErrForSuite.clear();
+        unexpectedExceptions = 0;
+        CumulativeReporterBase::testGroupStarting( groupInfo );
+    }
+
+    void JunitReporter::testCaseStarting( TestCaseInfo const& testCaseInfo ) {
+        m_okToFail = testCaseInfo.okToFail();
+    }
+
+    bool JunitReporter::assertionEnded( AssertionStats const& assertionStats ) {
+        if( assertionStats.assertionResult.getResultType() == ResultWas::ThrewException && !m_okToFail )
+            unexpectedExceptions++;
+        return CumulativeReporterBase::assertionEnded( assertionStats );
+    }
+
+    void JunitReporter::testCaseEnded( TestCaseStats const& testCaseStats ) {
+        stdOutForSuite += testCaseStats.stdOut;
+        stdErrForSuite += testCaseStats.stdErr;
+        CumulativeReporterBase::testCaseEnded( testCaseStats );
+    }
+
+    void JunitReporter::testGroupEnded( TestGroupStats const& testGroupStats ) {
+        double suiteTime = suiteTimer.getElapsedSeconds();
+        CumulativeReporterBase::testGroupEnded( testGroupStats );
+        writeGroup( *m_testGroups.back(), suiteTime );
+    }
+
+    void JunitReporter::testRunEndedCumulative() {
+        xml.endElement();
+    }
+
+    void JunitReporter::writeGroup( TestGroupNode const& groupNode, double suiteTime ) {
+        XmlWriter::ScopedElement e = xml.scopedElement( "testsuite" );
+
+        TestGroupStats const& stats = groupNode.value;
+        xml.writeAttribute( "name", stats.groupInfo.name );
+        xml.writeAttribute( "errors", unexpectedExceptions );
+        xml.writeAttribute( "failures", stats.totals.assertions.failed-unexpectedExceptions );
+        xml.writeAttribute( "tests", stats.totals.assertions.total() );
+        xml.writeAttribute( "hostname", "tbd" ); // !TBD
+        if( m_config->showDurations() == ShowDurations::Never )
+            xml.writeAttribute( "time", "" );
+        else
+            xml.writeAttribute( "time", suiteTime );
+        xml.writeAttribute( "timestamp", getCurrentTimestamp() );
+
+        // Write properties if there are any
+        if (m_config->hasTestFilters() || m_config->rngSeed() != 0) {
+            auto properties = xml.scopedElement("properties");
+            if (m_config->hasTestFilters()) {
+                xml.scopedElement("property")
+                    .writeAttribute("name", "filters")
+                    .writeAttribute("value", serializeFilters(m_config->getTestsOrTags()));
+            }
+            if (m_config->rngSeed() != 0) {
+                xml.scopedElement("property")
+                    .writeAttribute("name", "random-seed")
+                    .writeAttribute("value", m_config->rngSeed());
+            }
+        }
+
+        // Write test cases
+        for( auto const& child : groupNode.children )
+            writeTestCase( *child );
+
+        xml.scopedElement( "system-out" ).writeText( trim( stdOutForSuite ), false );
+        xml.scopedElement( "system-err" ).writeText( trim( stdErrForSuite ), false );
+    }
+
+    void JunitReporter::writeTestCase( TestCaseNode const& testCaseNode ) {
+        TestCaseStats const& stats = testCaseNode.value;
+
+        // All test cases have exactly one section - which represents the
+        // test case itself. That section may have 0-n nested sections
+        assert( testCaseNode.children.size() == 1 );
+        SectionNode const& rootSection = *testCaseNode.children.front();
+
+        std::string className = stats.testInfo.className;
+
+        if( className.empty() ) {
+            className = fileNameTag(stats.testInfo.tags);
+            if ( className.empty() )
+                className = "global";
+        }
+
+        if ( !m_config->name().empty() )
+            className = m_config->name() + "." + className;
+
+        writeSection( className, "", rootSection );
+    }
+
+    void JunitReporter::writeSection(  std::string const& className,
+                        std::string const& rootName,
+                        SectionNode const& sectionNode ) {
+        std::string name = trim( sectionNode.stats.sectionInfo.name );
+        if( !rootName.empty() )
+            name = rootName + '/' + name;
+
+        if( !sectionNode.assertions.empty() ||
+            !sectionNode.stdOut.empty() ||
+            !sectionNode.stdErr.empty() ) {
+            XmlWriter::ScopedElement e = xml.scopedElement( "testcase" );
+            if( className.empty() ) {
+                xml.writeAttribute( "classname", name );
+                xml.writeAttribute( "name", "root" );
+            }
+            else {
+                xml.writeAttribute( "classname", className );
+                xml.writeAttribute( "name", name );
+            }
+            xml.writeAttribute( "time", ::Catch::Detail::stringify( sectionNode.stats.durationInSeconds ) );
+
+            writeAssertions( sectionNode );
+
+            if( !sectionNode.stdOut.empty() )
+                xml.scopedElement( "system-out" ).writeText( trim( sectionNode.stdOut ), false );
+            if( !sectionNode.stdErr.empty() )
+                xml.scopedElement( "system-err" ).writeText( trim( sectionNode.stdErr ), false );
+        }
+        for( auto const& childNode : sectionNode.childSections )
+            if( className.empty() )
+                writeSection( name, "", *childNode );
+            else
+                writeSection( className, name, *childNode );
+    }
+
+    void JunitReporter::writeAssertions( SectionNode const& sectionNode ) {
+        for( auto const& assertion : sectionNode.assertions )
+            writeAssertion( assertion );
+    }
+
+    void JunitReporter::writeAssertion( AssertionStats const& stats ) {
+        AssertionResult const& result = stats.assertionResult;
+        if( !result.isOk() ) {
+            std::string elementName;
+            switch( result.getResultType() ) {
+                case ResultWas::ThrewException:
+                case ResultWas::FatalErrorCondition:
+                    elementName = "error";
+                    break;
+                case ResultWas::ExplicitFailure:
+                    elementName = "failure";
+                    break;
+                case ResultWas::ExpressionFailed:
+                    elementName = "failure";
+                    break;
+                case ResultWas::DidntThrowException:
+                    elementName = "failure";
+                    break;
+
+                // We should never see these here:
+                case ResultWas::Info:
+                case ResultWas::Warning:
+                case ResultWas::Ok:
+                case ResultWas::Unknown:
+                case ResultWas::FailureBit:
+                case ResultWas::Exception:
+                    elementName = "internalError";
+                    break;
+            }
+
+            XmlWriter::ScopedElement e = xml.scopedElement( elementName );
+
+            xml.writeAttribute( "message", result.getExpandedExpression() );
+            xml.writeAttribute( "type", result.getTestMacroName() );
+
+            ReusableStringStream rss;
+            if( !result.getMessage().empty() )
+                rss << result.getMessage() << '\n';
+            for( auto const& msg : stats.infoMessages )
+                if( msg.type == ResultWas::Info )
+                    rss << msg.message << '\n';
+
+            rss << "at " << result.getSourceInfo();
+            xml.writeText( rss.str(), false );
+        }
+    }
+
+    CATCH_REGISTER_REPORTER( "junit", JunitReporter )
+
+} // end namespace Catch
+// end catch_reporter_junit.cpp
+// start catch_reporter_listening.cpp
+
+#include <cassert>
+
+namespace Catch {
+
+    ListeningReporter::ListeningReporter() {
+        // We will assume that listeners will always want all assertions
+        m_preferences.shouldReportAllAssertions = true;
+    }
+
+    void ListeningReporter::addListener( IStreamingReporterPtr&& listener ) {
+        m_listeners.push_back( std::move( listener ) );
+    }
+
+    void ListeningReporter::addReporter(IStreamingReporterPtr&& reporter) {
+        assert(!m_reporter && "Listening reporter can wrap only 1 real reporter");
+        m_reporter = std::move( reporter );
+        m_preferences.shouldRedirectStdOut = m_reporter->getPreferences().shouldRedirectStdOut;
+    }
+
+    ReporterPreferences ListeningReporter::getPreferences() const {
+        return m_preferences;
+    }
+
+    std::set<Verbosity> ListeningReporter::getSupportedVerbosities() {
+        return std::set<Verbosity>{ };
+    }
+
+    void ListeningReporter::noMatchingTestCases( std::string const& spec ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->noMatchingTestCases( spec );
+        }
+        m_reporter->noMatchingTestCases( spec );
+    }
+
+    void ListeningReporter::benchmarkStarting( BenchmarkInfo const& benchmarkInfo ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->benchmarkStarting( benchmarkInfo );
+        }
+        m_reporter->benchmarkStarting( benchmarkInfo );
+    }
+    void ListeningReporter::benchmarkEnded( BenchmarkStats const& benchmarkStats ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->benchmarkEnded( benchmarkStats );
+        }
+        m_reporter->benchmarkEnded( benchmarkStats );
+    }
+
+    void ListeningReporter::testRunStarting( TestRunInfo const& testRunInfo ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->testRunStarting( testRunInfo );
+        }
+        m_reporter->testRunStarting( testRunInfo );
+    }
+
+    void ListeningReporter::testGroupStarting( GroupInfo const& groupInfo ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->testGroupStarting( groupInfo );
+        }
+        m_reporter->testGroupStarting( groupInfo );
+    }
+
+    void ListeningReporter::testCaseStarting( TestCaseInfo const& testInfo ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->testCaseStarting( testInfo );
+        }
+        m_reporter->testCaseStarting( testInfo );
+    }
+
+    void ListeningReporter::sectionStarting( SectionInfo const& sectionInfo ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->sectionStarting( sectionInfo );
+        }
+        m_reporter->sectionStarting( sectionInfo );
+    }
+
+    void ListeningReporter::assertionStarting( AssertionInfo const& assertionInfo ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->assertionStarting( assertionInfo );
+        }
+        m_reporter->assertionStarting( assertionInfo );
+    }
+
+    // The return value indicates if the messages buffer should be cleared:
+    bool ListeningReporter::assertionEnded( AssertionStats const& assertionStats ) {
+        for( auto const& listener : m_listeners ) {
+            static_cast<void>( listener->assertionEnded( assertionStats ) );
+        }
+        return m_reporter->assertionEnded( assertionStats );
+    }
+
+    void ListeningReporter::sectionEnded( SectionStats const& sectionStats ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->sectionEnded( sectionStats );
+        }
+        m_reporter->sectionEnded( sectionStats );
+    }
+
+    void ListeningReporter::testCaseEnded( TestCaseStats const& testCaseStats ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->testCaseEnded( testCaseStats );
+        }
+        m_reporter->testCaseEnded( testCaseStats );
+    }
+
+    void ListeningReporter::testGroupEnded( TestGroupStats const& testGroupStats ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->testGroupEnded( testGroupStats );
+        }
+        m_reporter->testGroupEnded( testGroupStats );
+    }
+
+    void ListeningReporter::testRunEnded( TestRunStats const& testRunStats ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->testRunEnded( testRunStats );
+        }
+        m_reporter->testRunEnded( testRunStats );
+    }
+
+    void ListeningReporter::skipTest( TestCaseInfo const& testInfo ) {
+        for ( auto const& listener : m_listeners ) {
+            listener->skipTest( testInfo );
+        }
+        m_reporter->skipTest( testInfo );
+    }
+
+    bool ListeningReporter::isMulti() const {
+        return true;
+    }
+
+} // end namespace Catch
+// end catch_reporter_listening.cpp
+// start catch_reporter_xml.cpp
+
+#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 {
+    XmlReporter::XmlReporter( ReporterConfig const& _config )
+    :   StreamingReporterBase( _config ),
+        m_xml(_config.stream())
+    {
+        m_reporterPrefs.shouldRedirectStdOut = true;
+        m_reporterPrefs.shouldReportAllAssertions = true;
+    }
+
+    XmlReporter::~XmlReporter() = default;
+
+    std::string XmlReporter::getDescription() {
+        return "Reports test results as an XML document";
+    }
+
+    std::string XmlReporter::getStylesheetRef() const {
+        return std::string();
+    }
+
+    void XmlReporter::writeSourceInfo( SourceLineInfo const& sourceInfo ) {
+        m_xml
+            .writeAttribute( "filename", sourceInfo.file )
+            .writeAttribute( "line", sourceInfo.line );
+    }
+
+    void XmlReporter::noMatchingTestCases( std::string const& s ) {
+        StreamingReporterBase::noMatchingTestCases( s );
+    }
+
+    void XmlReporter::testRunStarting( TestRunInfo const& testInfo ) {
+        StreamingReporterBase::testRunStarting( testInfo );
+        std::string stylesheetRef = getStylesheetRef();
+        if( !stylesheetRef.empty() )
+            m_xml.writeStylesheetRef( stylesheetRef );
+        m_xml.startElement( "Catch" );
+        if( !m_config->name().empty() )
+            m_xml.writeAttribute( "name", m_config->name() );
+        if (m_config->testSpec().hasFilters())
+            m_xml.writeAttribute( "filters", serializeFilters( m_config->getTestsOrTags() ) );
+        if( m_config->rngSeed() != 0 )
+            m_xml.scopedElement( "Randomness" )
+                .writeAttribute( "seed", m_config->rngSeed() );
+    }
+
+    void XmlReporter::testGroupStarting( GroupInfo const& groupInfo ) {
+        StreamingReporterBase::testGroupStarting( groupInfo );
+        m_xml.startElement( "Group" )
+            .writeAttribute( "name", groupInfo.name );
+    }
+
+    void XmlReporter::testCaseStarting( TestCaseInfo const& testInfo ) {
+        StreamingReporterBase::testCaseStarting(testInfo);
+        m_xml.startElement( "TestCase" )
+            .writeAttribute( "name", trim( testInfo.name ) )
+            .writeAttribute( "description", testInfo.description )
+            .writeAttribute( "tags", testInfo.tagsAsString() );
+
+        writeSourceInfo( testInfo.lineInfo );
+
+        if ( m_config->showDurations() == ShowDurations::Always )
+            m_testCaseTimer.start();
+        m_xml.ensureTagClosed();
+    }
+
+    void XmlReporter::sectionStarting( SectionInfo const& sectionInfo ) {
+        StreamingReporterBase::sectionStarting( sectionInfo );
+        if( m_sectionDepth++ > 0 ) {
+            m_xml.startElement( "Section" )
+                .writeAttribute( "name", trim( sectionInfo.name ) );
+            writeSourceInfo( sectionInfo.lineInfo );
+            m_xml.ensureTagClosed();
+        }
+    }
+
+    void XmlReporter::assertionStarting( AssertionInfo const& ) { }
+
+    bool XmlReporter::assertionEnded( AssertionStats const& assertionStats ) {
+
+        AssertionResult const& result = assertionStats.assertionResult;
+
+        bool includeResults = m_config->includeSuccessfulResults() || !result.isOk();
+
+        if( includeResults || result.getResultType() == ResultWas::Warning ) {
+            // Print any info messages in <Info> tags.
+            for( auto const& msg : assertionStats.infoMessages ) {
+                if( msg.type == ResultWas::Info && includeResults ) {
+                    m_xml.scopedElement( "Info" )
+                            .writeText( msg.message );
+                } else if ( msg.type == ResultWas::Warning ) {
+                    m_xml.scopedElement( "Warning" )
+                            .writeText( msg.message );
+                }
+            }
+        }
+
+        // Drop out if result was successful but we're not printing them.
+        if( !includeResults && result.getResultType() != ResultWas::Warning )
+            return true;
+
+        // Print the expression if there is one.
+        if( result.hasExpression() ) {
+            m_xml.startElement( "Expression" )
+                .writeAttribute( "success", result.succeeded() )
+                .writeAttribute( "type", result.getTestMacroName() );
+
+            writeSourceInfo( result.getSourceInfo() );
+
+            m_xml.scopedElement( "Original" )
+                .writeText( result.getExpression() );
+            m_xml.scopedElement( "Expanded" )
+                .writeText( result.getExpandedExpression() );
+        }
+
+        // And... Print a result applicable to each result type.
+        switch( result.getResultType() ) {
+            case ResultWas::ThrewException:
+                m_xml.startElement( "Exception" );
+                writeSourceInfo( result.getSourceInfo() );
+                m_xml.writeText( result.getMessage() );
+                m_xml.endElement();
+                break;
+            case ResultWas::FatalErrorCondition:
+                m_xml.startElement( "FatalErrorCondition" );
+                writeSourceInfo( result.getSourceInfo() );
+                m_xml.writeText( result.getMessage() );
+                m_xml.endElement();
+                break;
+            case ResultWas::Info:
+                m_xml.scopedElement( "Info" )
+                    .writeText( result.getMessage() );
+                break;
+            case ResultWas::Warning:
+                // Warning will already have been written
+                break;
+            case ResultWas::ExplicitFailure:
+                m_xml.startElement( "Failure" );
+                writeSourceInfo( result.getSourceInfo() );
+                m_xml.writeText( result.getMessage() );
+                m_xml.endElement();
+                break;
+            default:
+                break;
+        }
+
+        if( result.hasExpression() )
+            m_xml.endElement();
+
+        return true;
+    }
+
+    void XmlReporter::sectionEnded( SectionStats const& sectionStats ) {
+        StreamingReporterBase::sectionEnded( sectionStats );
+        if( --m_sectionDepth > 0 ) {
+            XmlWriter::ScopedElement e = m_xml.scopedElement( "OverallResults" );
+            e.writeAttribute( "successes", sectionStats.assertions.passed );
+            e.writeAttribute( "failures", sectionStats.assertions.failed );
+            e.writeAttribute( "expectedFailures", sectionStats.assertions.failedButOk );
+
+            if ( m_config->showDurations() == ShowDurations::Always )
+                e.writeAttribute( "durationInSeconds", sectionStats.durationInSeconds );
+
+            m_xml.endElement();
+        }
+    }
+
+    void XmlReporter::testCaseEnded( TestCaseStats const& testCaseStats ) {
+        StreamingReporterBase::testCaseEnded( testCaseStats );
+        XmlWriter::ScopedElement e = m_xml.scopedElement( "OverallResult" );
+        e.writeAttribute( "success", testCaseStats.totals.assertions.allOk() );
+
+        if ( m_config->showDurations() == ShowDurations::Always )
+            e.writeAttribute( "durationInSeconds", m_testCaseTimer.getElapsedSeconds() );
+
+        if( !testCaseStats.stdOut.empty() )
+            m_xml.scopedElement( "StdOut" ).writeText( trim( testCaseStats.stdOut ), false );
+        if( !testCaseStats.stdErr.empty() )
+            m_xml.scopedElement( "StdErr" ).writeText( trim( testCaseStats.stdErr ), false );
+
+        m_xml.endElement();
+    }
+
+    void XmlReporter::testGroupEnded( TestGroupStats const& testGroupStats ) {
+        StreamingReporterBase::testGroupEnded( testGroupStats );
+        // TODO: Check testGroupStats.aborting and act accordingly.
+        m_xml.scopedElement( "OverallResults" )
+            .writeAttribute( "successes", testGroupStats.totals.assertions.passed )
+            .writeAttribute( "failures", testGroupStats.totals.assertions.failed )
+            .writeAttribute( "expectedFailures", testGroupStats.totals.assertions.failedButOk );
+        m_xml.endElement();
+    }
+
+    void XmlReporter::testRunEnded( TestRunStats const& testRunStats ) {
+        StreamingReporterBase::testRunEnded( testRunStats );
+        m_xml.scopedElement( "OverallResults" )
+            .writeAttribute( "successes", testRunStats.totals.assertions.passed )
+            .writeAttribute( "failures", testRunStats.totals.assertions.failed )
+            .writeAttribute( "expectedFailures", testRunStats.totals.assertions.failedButOk );
+        m_xml.endElement();
+    }
+
+    CATCH_REGISTER_REPORTER( "xml", XmlReporter )
+
+} // end namespace Catch
+
+#if defined(_MSC_VER)
+#pragma warning(pop)
+#endif
+// end catch_reporter_xml.cpp
+
+namespace Catch {
+    LeakDetector leakDetector;
+}
+
+#ifdef __clang__
+#pragma clang diagnostic pop
+#endif
+
+// end catch_impl.hpp
+#endif
+
+#ifdef CATCH_CONFIG_MAIN
+// start catch_default_main.hpp
+
+#ifndef __OBJC__
+
+#if defined(CATCH_CONFIG_WCHAR) && defined(WIN32) && defined(_UNICODE) && !defined(DO_NOT_USE_WMAIN)
+// Standard C/C++ Win32 Unicode wmain entry point
+extern "C" int wmain (int argc, wchar_t * argv[], wchar_t * []) {
+#else
+// Standard C/C++ main entry point
+int main (int argc, char * argv[]) {
+#endif
+
+    return Catch::Session().run( argc, argv );
+}
+
+#else // __OBJC__
+
+// Objective-C entry point
+int main (int argc, char * const argv[]) {
+#if !CATCH_ARC_ENABLED
+    NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
+#endif
+
+    Catch::registerTestMethods();
+    int result = Catch::Session().run( argc, (char**)argv );
+
+#if !CATCH_ARC_ENABLED
+    [pool drain];
+#endif
+
+    return result;
+}
+
+#endif // __OBJC__
+
+// end catch_default_main.hpp
+#endif
+
+#if !defined(CATCH_CONFIG_IMPL_ONLY)
+
+#ifdef CLARA_CONFIG_MAIN_NOT_DEFINED
+#  undef CLARA_CONFIG_MAIN
+#endif
+
+#if !defined(CATCH_CONFIG_DISABLE)
+//////
+// If this config identifier is defined then all CATCH macros are prefixed with CATCH_
+#ifdef CATCH_CONFIG_PREFIX_ALL
+
+#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_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CATCH_REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, matcher, expr )
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#define CATCH_REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CATCH_REQUIRE_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::Normal, matcher, expr )
+#endif// CATCH_CONFIG_DISABLE_MATCHERS
+#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_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CATCH_CHECK_THROWS_WITH", Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#define CATCH_CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CATCH_CHECK_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+#define CATCH_CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CATCH_CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
+
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#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 )
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+
+#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__ )
+
+#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__ )
+
+#define CATCH_ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE()
+
+#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__ )
+#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__ ) )
+#endif
+
+#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 )
+
+// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required
+#else
+
+#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_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "REQUIRE_THROWS_WITH", Catch::ResultDisposition::Normal, matcher, expr )
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#define REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "REQUIRE_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::Normal, matcher, expr )
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+#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_THROWS_WITH( expr, matcher ) INTERNAL_CATCH_THROWS_STR_MATCHES( "CHECK_THROWS_WITH", Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#define CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) INTERNAL_CATCH_THROWS_MATCHES( "CHECK_THROWS_MATCHES", exceptionType, Catch::ResultDisposition::ContinueOnFailure, matcher, expr )
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+#define CHECK_NOTHROW( ... ) INTERNAL_CATCH_NO_THROW( "CHECK_NOTHROW", Catch::ResultDisposition::ContinueOnFailure, __VA_ARGS__ )
+
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#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 )
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+
+#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__ )
+
+#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__ )
+#define ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE()
+
+#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__ )
+#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__ ) )
+#endif
+
+#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
+
+#endif
+
+#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION( signature )
+
+// "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 )
+
+using Catch::Detail::Approx;
+
+#else // CATCH_CONFIG_DISABLE
+
+//////
+// If this config identifier is defined then all CATCH macros are prefixed with CATCH_
+#ifdef CATCH_CONFIG_PREFIX_ALL
+
+#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_THROWS_WITH( expr, matcher )     (void)(0)
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#define CATCH_REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
+#endif// CATCH_CONFIG_DISABLE_MATCHERS
+#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_THROWS_WITH( expr, matcher )     (void)(0)
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#define CATCH_CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+#define CATCH_CHECK_NOTHROW( ... ) (void)(0)
+
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#define CATCH_CHECK_THAT( arg, matcher )   (void)(0)
+
+#define CATCH_REQUIRE_THAT( arg, matcher ) (void)(0)
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+
+#define CATCH_INFO( msg )          (void)(0)
+#define CATCH_UNSCOPED_INFO( msg ) (void)(0)
+#define CATCH_WARN( msg )          (void)(0)
+#define CATCH_CAPTURE( msg )       (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_ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
+
+#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__ )
+#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__ )
+#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__ ) )
+#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__ )
+#endif
+
+// "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 )
+
+#define CATCH_STATIC_REQUIRE( ... )       (void)(0)
+#define CATCH_STATIC_REQUIRE_FALSE( ... ) (void)(0)
+
+// If CATCH_CONFIG_PREFIX_ALL is not defined then the CATCH_ prefix is not required
+#else
+
+#define REQUIRE( ... )       (void)(0)
+#define REQUIRE_FALSE( ... ) (void)(0)
+
+#define REQUIRE_THROWS( ... ) (void)(0)
+#define REQUIRE_THROWS_AS( expr, exceptionType ) (void)(0)
+#define REQUIRE_THROWS_WITH( expr, matcher ) (void)(0)
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#define REQUIRE_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+#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_THROWS_WITH( expr, matcher ) (void)(0)
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#define CHECK_THROWS_MATCHES( expr, exceptionType, matcher ) (void)(0)
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+#define CHECK_NOTHROW( ... ) (void)(0)
+
+#if !defined(CATCH_CONFIG_DISABLE_MATCHERS)
+#define CHECK_THAT( arg, matcher ) (void)(0)
+
+#define REQUIRE_THAT( arg, matcher ) (void)(0)
+#endif // CATCH_CONFIG_DISABLE_MATCHERS
+
+#define INFO( msg ) (void)(0)
+#define UNSCOPED_INFO( msg ) (void)(0)
+#define WARN( msg ) (void)(0)
+#define CAPTURE( msg ) (void)(0)
+
+#define TEST_CASE( ... )  INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
+#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 ANON_TEST_CASE() INTERNAL_CATCH_TESTCASE_NO_REGISTRATION(INTERNAL_CATCH_UNIQUE_NAME( ____C_A_T_C_H____T_E_S_T____ ))
+
+#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__ )
+#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__ )
+#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__ ) )
+#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__ )
+#endif
+
+#define STATIC_REQUIRE( ... )       (void)(0)
+#define STATIC_REQUIRE_FALSE( ... ) (void)(0)
+
+#endif
+
+#define CATCH_TRANSLATE_EXCEPTION( signature ) INTERNAL_CATCH_TRANSLATE_EXCEPTION_NO_REG( INTERNAL_CATCH_UNIQUE_NAME( catch_internal_ExceptionTranslator ), signature )
+
+// "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 )
+
+using Catch::Detail::Approx;
+
+#endif
+
+#endif // ! CATCH_CONFIG_IMPL_ONLY
+
+// start catch_reenable_warnings.h
+
+
+#ifdef __clang__
+#    ifdef __ICC // icpc defines the __clang__ macro
+#        pragma warning(pop)
+#    else
+#        pragma clang diagnostic pop
+#    endif
+#elif defined __GNUC__
+#    pragma GCC diagnostic pop
+#endif
+
+// end catch_reenable_warnings.h
+// end catch.hpp
+#endif // TWOBLUECUBES_SINGLE_INCLUDE_CATCH_HPP_INCLUDED
+
diff --git a/tests/catch.license b/tests/catch.license
index 127a5bc3..36b7cd93 100644
--- a/tests/catch.license
+++ b/tests/catch.license
@@ -20,4 +20,4 @@ FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
 SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
 FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
 ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
-DEALINGS IN THE SOFTWARE.
\ No newline at end of file
+DEALINGS IN THE SOFTWARE.
diff --git a/tests/includes.h b/tests/includes.h
index 4e0eaf8a..2fd30370 100644
--- a/tests/includes.h
+++ b/tests/includes.h
@@ -8,7 +8,9 @@
 #include <fstream>
 #include <iostream>
 #include <ostream>
+#include <sstream>
 #include <string>
+#include <iomanip>
 
 #define SPDLOG_ACTIVE_LEVEL SPDLOG_LEVEL_DEBUG
 
diff --git a/tests/test_registry.cpp b/tests/test_registry.cpp
index e3e85148..ac23b8cc 100644
--- a/tests/test_registry.cpp
+++ b/tests/test_registry.cpp
@@ -9,7 +9,7 @@ TEST_CASE("register_drop", "[registry]")
     spdlog::create<spdlog::sinks::null_sink_mt>(tested_logger_name);
     REQUIRE(spdlog::get(tested_logger_name) != nullptr);
     // Throw if registring existing name
-    REQUIRE_THROWS_AS(spdlog::create<spdlog::sinks::null_sink_mt>(tested_logger_name), const spdlog::spdlog_ex &);
+    REQUIRE_THROWS_AS(spdlog::create<spdlog::sinks::null_sink_mt>(tested_logger_name), spdlog::spdlog_ex);
 }
 
 TEST_CASE("explicit register", "[registry]")
@@ -19,7 +19,7 @@ TEST_CASE("explicit register", "[registry]")
     spdlog::register_logger(logger);
     REQUIRE(spdlog::get(tested_logger_name) != nullptr);
     // Throw if registring existing name
-    REQUIRE_THROWS_AS(spdlog::create<spdlog::sinks::null_sink_mt>(tested_logger_name), const spdlog::spdlog_ex &);
+    REQUIRE_THROWS_AS(spdlog::create<spdlog::sinks::null_sink_mt>(tested_logger_name), spdlog::spdlog_ex);
 }
 
 TEST_CASE("apply_all", "[registry]")