catch2/include/internal/catch_capture.hpp
2012-07-05 18:37:58 +01:00

161 lines
7.3 KiB
C++

/*
* Created by Phil on 18/10/2010.
* 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_CAPTURE_HPP_INCLUDED
#define TWOBLUECUBES_CATCH_CAPTURE_HPP_INCLUDED
#include "catch_expression_builder.hpp"
#include "catch_interfaces_capture.h"
#include "catch_debugger.hpp"
#include "catch_context.h"
#include "catch_common.h"
#include <ostream>
namespace Catch {
struct TestFailureException{};
class NotImplementedException : public std::exception
{
public:
NotImplementedException( const SourceLineInfo& lineInfo )
: m_lineInfo( lineInfo ) {
std::ostringstream oss;
oss << lineInfo << "function ";
if( !lineInfo.function.empty() )
oss << lineInfo.function << " ";
oss << "not implemented";
m_what = oss.str();
}
virtual ~NotImplementedException() throw() {}
virtual const char* what() const throw() {
return m_what.c_str();
}
private:
std::string m_what;
SourceLineInfo m_lineInfo;
};
class ScopedInfo {
public:
ScopedInfo() : m_oss() {
getCurrentContext().getResultCapture().pushScopedInfo( this );
}
~ScopedInfo() {
getCurrentContext().getResultCapture().popScopedInfo( this );
}
template<typename T>
ScopedInfo& operator << ( const T& value ) {
m_oss << value;
return *this;
}
std::string getInfo () const {
return m_oss.str();
}
private:
std::ostringstream m_oss;
};
// This is just here to avoid compiler warnings with macro constants
inline bool isTrue( bool value ){ return value; }
} // end namespace Catch
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_ACCEPT_EXPR( expr, stopOnFailure, originalExpr ) \
if( Catch::ResultAction::Value internal_catch_action = Catch::getCurrentContext().getResultCapture().acceptExpression( expr ) ) { \
if( internal_catch_action & Catch::ResultAction::Debug ) BreakIntoDebugger(); \
if( internal_catch_action & Catch::ResultAction::Abort ) throw Catch::TestFailureException(); \
if( Catch::isTrue( stopOnFailure ) ) throw Catch::TestFailureException(); \
if( Catch::isTrue( false ) ){ bool this_is_here_to_invoke_warnings = ( originalExpr ); Catch::isTrue( this_is_here_to_invoke_warnings ); } \
}
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TEST( expr, isNot, stopOnFailure, macroName ) \
do { try { \
INTERNAL_CATCH_ACCEPT_EXPR( ( Catch::ExpressionBuilder( CATCH_INTERNAL_LINEINFO, macroName, #expr, isNot )->*expr ), stopOnFailure, expr ); \
} catch( Catch::TestFailureException& ) { \
throw; \
} catch( ... ) { \
INTERNAL_CATCH_ACCEPT_EXPR( ( Catch::ExpressionBuilder( CATCH_INTERNAL_LINEINFO, macroName, #expr ) << Catch::getCurrentContext().getExceptionTranslatorRegistry().translateActiveException() ).setResultType( Catch::ResultWas::ThrewException ), false, expr ); \
throw; \
} } while( Catch::isTrue( false ) )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_IF( expr, isNot, stopOnFailure, macroName ) \
INTERNAL_CATCH_TEST( expr, isNot, stopOnFailure, macroName ); \
if( Catch::getCurrentContext().getResultCapture().getLastResult()->ok() )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_ELSE( expr, isNot, stopOnFailure, macroName ) \
INTERNAL_CATCH_TEST( expr, isNot, stopOnFailure, macroName ); \
if( !Catch::getCurrentContext().getResultCapture().getLastResult()->ok() )
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_NO_THROW( expr, stopOnFailure, macroName ) \
try { \
expr; \
INTERNAL_CATCH_ACCEPT_EXPR( Catch::ExpressionBuilder( CATCH_INTERNAL_LINEINFO, macroName, #expr ).setResultType( Catch::ResultWas::Ok ), stopOnFailure, false ); \
} \
catch( ... ) { \
INTERNAL_CATCH_ACCEPT_EXPR( ( Catch::ExpressionBuilder( CATCH_INTERNAL_LINEINFO, macroName, #expr ) << Catch::getCurrentContext().getExceptionTranslatorRegistry().translateActiveException() ).setResultType( Catch::ResultWas::ThrewException ), stopOnFailure, false ); \
}
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS( expr, exceptionType, stopOnFailure, macroName ) \
try { \
if( Catch::getCurrentContext().getConfig()->allowThrows() ) { \
expr; \
INTERNAL_CATCH_ACCEPT_EXPR( Catch::ExpressionBuilder( CATCH_INTERNAL_LINEINFO, macroName, #expr ).setResultType( Catch::ResultWas::DidntThrowException ), stopOnFailure, false ); \
} \
} \
catch( Catch::TestFailureException& ) { \
throw; \
} \
catch( exceptionType ) { \
INTERNAL_CATCH_ACCEPT_EXPR( Catch::ExpressionBuilder( CATCH_INTERNAL_LINEINFO, macroName, #expr ).setResultType( Catch::ResultWas::Ok ), stopOnFailure, false ); \
}
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_THROWS_AS( expr, exceptionType, stopOnFailure, macroName ) \
INTERNAL_CATCH_THROWS( expr, exceptionType, stopOnFailure, macroName ) \
catch( ... ) { \
INTERNAL_CATCH_ACCEPT_EXPR( ( Catch::ExpressionBuilder( CATCH_INTERNAL_LINEINFO, macroName, #expr ) << Catch::getCurrentContext().getExceptionTranslatorRegistry().translateActiveException() ).setResultType( Catch::ResultWas::ThrewException ), stopOnFailure, false ); \
}
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_MSG( reason, resultType, stopOnFailure, macroName ) \
Catch::getCurrentContext().getResultCapture().acceptExpression( ( Catch::ExpressionBuilder( CATCH_INTERNAL_LINEINFO, macroName ) << reason ).setResultType( resultType ) );
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_SCOPED_INFO( log ) \
Catch::ScopedInfo INTERNAL_CATCH_UNIQUE_NAME( info ); \
INTERNAL_CATCH_UNIQUE_NAME( info ) << log
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CHECK_THAT( arg, matcher, stopOnFailure, macroName ) \
do { try { \
INTERNAL_CATCH_ACCEPT_EXPR( ( Catch::ExpressionBuilder( CATCH_INTERNAL_LINEINFO, macroName, #arg " " #matcher, false ).acceptMatcher( ::Catch::Matchers::matcher, arg, #matcher ) ), stopOnFailure, false ); \
} catch( Catch::TestFailureException& ) { \
throw; \
} catch( ... ) { \
INTERNAL_CATCH_ACCEPT_EXPR( ( Catch::ExpressionBuilder( CATCH_INTERNAL_LINEINFO, macroName, #arg " " #matcher ) << Catch::getCurrentContext().getExceptionTranslatorRegistry().translateActiveException() ).setResultType( Catch::ResultWas::ThrewException ), false, false ); \
throw; \
}}while( Catch::isTrue( false ) )
///////////////////////////////////////////////////////////////////////////////
#define CATCH_NOT_IMPLEMENTED throw Catch::NotImplementedException( CATCH_INTERNAL_LINEINFO )
#endif // TWOBLUECUBES_CATCH_CAPTURE_HPP_INCLUDED