catch2/include/internal/catch_result_builder.h

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/*
* Created by Phil on 28/5/2014.
* Copyright 2014 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_RESULT_BUILDER_H_INCLUDED
#define TWOBLUECUBES_CATCH_RESULT_BUILDER_H_INCLUDED
#include "catch_result_type.h"
#include "catch_assertionresult.h"
#include "catch_common.h"
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:
#include "catch_expression_lhs.hpp"
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
#endif // TWOBLUECUBES_CATCH_RESULT_BUILDER_H_INCLUDED