catch2/include/internal/catch_common.h

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/*
* Created by Phil on 29/10/2010.
* Copyright 2010 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_CATCH_COMMON_H_INCLUDED
#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__ )
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#define INTERNAL_CATCH_STRINGIFY2( expr ) #expr
#define INTERNAL_CATCH_STRINGIFY( expr ) INTERNAL_CATCH_STRINGIFY2( expr )
#ifdef __GNUC__
#define CATCH_ATTRIBUTE_NORETURN __attribute__ ((noreturn))
#else
#define CATCH_ATTRIBUTE_NORETURN
#endif
#include <sstream>
#include <stdexcept>
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#include <algorithm>
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namespace Catch {
class NonCopyable {
NonCopyable( const NonCopyable& );
void operator = ( const NonCopyable& );
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 {}
};
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template<typename ContainerT>
inline void deleteAll( ContainerT& container ) {
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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 ) {
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typename AssociativeContainerT::const_iterator it = container.begin();
typename AssociativeContainerT::const_iterator itEnd = container.end();
for(; it != itEnd; ++it )
delete it->second;
}
template<typename ContainerT, typename Function>
inline void forEach( ContainerT& container, Function function ) {
std::for_each( container.begin(), container.end(), function );
}
template<typename ContainerT, typename Function>
inline void forEach( const ContainerT& container, Function function ) {
std::for_each( container.begin(), container.end(), function );
}
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inline bool startsWith( const std::string& s, const std::string& prefix ) {
return s.size() >= prefix.size() && s.substr( 0, prefix.size() ) == prefix;
}
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inline bool endsWith( const std::string& s, const std::string& suffix ) {
return s.size() >= suffix.size() && s.substr( s.size()-suffix.size(), suffix.size() ) == suffix;
}
inline bool contains( const std::string& s, const std::string& infix ) {
return s.find( infix ) != std::string::npos;
}
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inline void toLowerInPlace( std::string& s ) {
std::transform( s.begin(), s.end(), s.begin(), ::tolower );
}
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inline std::string toLower( std::string const& s ) {
std::string lc = s;
toLowerInPlace( lc );
return lc;
}
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struct pluralise {
pluralise( std::size_t count, const std::string& label )
: m_count( count ),
m_label( label )
{}
friend std::ostream& operator << ( std::ostream& os, const pluralise& pluraliser ) {
os << pluraliser.m_count << " " << pluraliser.m_label;
if( pluraliser.m_count != 1 )
os << "s";
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return os;
}
std::size_t m_count;
std::string m_label;
};
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struct SourceLineInfo {
SourceLineInfo() : line( 0 ){}
SourceLineInfo( const std::string& _file, std::size_t _line )
: file( _file ),
line( _line )
{}
SourceLineInfo( const SourceLineInfo& other )
: file( other.file ),
line( other.line )
{}
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bool empty() const {
return file.empty();
}
std::string file;
std::size_t line;
};
inline std::ostream& operator << ( std::ostream& os, const SourceLineInfo& info ) {
#ifndef __GNUG__
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os << info.file << "(" << info.line << "):";
#else
os << info.file << ":" << info.line;
#endif
return os;
}
CATCH_ATTRIBUTE_NORETURN
inline void throwLogicError( const std::string& message, const SourceLineInfo& locationInfo ) {
std::ostringstream oss;
oss << locationInfo << ": Internal Catch error: '" << message << "'";
throw std::logic_error( oss.str() );
}
}
#define CATCH_INTERNAL_LINEINFO ::Catch::SourceLineInfo( __FILE__, static_cast<std::size_t>( __LINE__ ) )
#define CATCH_INTERNAL_ERROR( msg ) ::Catch::throwLogicError( msg, CATCH_INTERNAL_LINEINFO );
#endif // TWOBLUECUBES_CATCH_COMMON_H_INCLUDED