95 lines
3.0 KiB
C++
95 lines
3.0 KiB
C++
/*
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* Created by Phil on 11/5/2012.
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* Copyright 2012 Two Blue Cubes Ltd. All rights reserved.
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*
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* Distributed under the Boost Software License, Version 1.0. (See accompanying
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* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#ifndef TWOBLUECUBES_CATCH_EXPRESSION_HPP_INCLUDED
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#define TWOBLUECUBES_CATCH_EXPRESSION_HPP_INCLUDED
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#include "catch_assertionresult_builder.h"
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#include "catch_evaluate.hpp"
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namespace Catch {
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template<typename T>
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inline void setResultIfBoolean( AssertionResultBuilder&, const T& ) {}
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inline void setResultIfBoolean( AssertionResultBuilder& result, bool value ) {
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result.setResultType( value );
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}
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template<typename T>
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class ExpressionLhs {
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void operator = ( const ExpressionLhs& );
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public:
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ExpressionLhs( T lhs ) : m_lhs( lhs ) {
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setResultIfBoolean( m_result.setLhs( Catch::toString( lhs ) ), lhs );
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}
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template<typename RhsT>
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AssertionResultBuilder& operator == ( const RhsT& rhs ) {
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return captureExpression<Internal::IsEqualTo>( rhs );
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}
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template<typename RhsT>
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AssertionResultBuilder& operator != ( const RhsT& rhs ) {
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return captureExpression<Internal::IsNotEqualTo>( rhs );
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}
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template<typename RhsT>
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AssertionResultBuilder& operator < ( const RhsT& rhs ) {
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return captureExpression<Internal::IsLessThan>( rhs );
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}
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template<typename RhsT>
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AssertionResultBuilder& operator > ( const RhsT& rhs ) {
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return captureExpression<Internal::IsGreaterThan>( rhs );
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}
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template<typename RhsT>
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AssertionResultBuilder& operator <= ( const RhsT& rhs ) {
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return captureExpression<Internal::IsLessThanOrEqualTo>( rhs );
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}
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template<typename RhsT>
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AssertionResultBuilder& operator >= ( const RhsT& rhs ) {
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return captureExpression<Internal::IsGreaterThanOrEqualTo>( rhs );
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}
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AssertionResultBuilder& operator == ( bool rhs ) {
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return captureExpression<Internal::IsEqualTo>( rhs );
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}
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AssertionResultBuilder& operator != ( bool rhs ) {
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return captureExpression<Internal::IsNotEqualTo>( rhs );
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}
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AssertionResultBuilder negate( bool shouldNegate ) {
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return m_result.negate( shouldNegate );
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}
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template<typename RhsT>
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STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison& operator + ( const RhsT& );
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template<typename RhsT>
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STATIC_ASSERT_Expression_Too_Complex_Please_Rewrite_As_Binary_Comparison& operator - ( const RhsT& );
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private:
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template<Internal::Operator Op, typename RhsT>
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AssertionResultBuilder& captureExpression( const RhsT& rhs ) {
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return m_result
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.setResultType( Internal::compare<Op>( m_lhs, rhs ) )
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.setRhs( Catch::toString( rhs ) )
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.setOp( Internal::OperatorTraits<Op>::getName() );
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}
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private:
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AssertionResultBuilder m_result;
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T m_lhs;
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};
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} // end namespace Catch
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#endif // TWOBLUECUBES_CATCH_EXPRESSION_HPP_INCLUDED
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