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Rework of REQUIRE* changes in CATCH_CONFIG_FAST_COMPILE

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`ResultBuilder`s destructor now checks for exceptions, preventing false
negatives. The speedup should remain the same give or take a tiny bit.
This commit is contained in:
Martin Hořeňovský 2017-03-29 21:12:06 +02:00
parent c3a41e26a7
commit 4fe2432e05
3 changed files with 27 additions and 3 deletions
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7
include/internal/catch_capture.hpp
View File

@ -34,9 +34,11 @@
#define INTERNAL_CATCH_TEST_NO_TRY( macroName, resultDisposition, expr ) \
do { \
Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, #expr, resultDisposition ); \
__catchResult.setExceptionGuard(); \
CATCH_INTERNAL_SUPPRESS_PARENTHESES_WARNINGS \
( __catchResult <= expr ).endExpression(); \
CATCH_INTERNAL_UNSUPPRESS_PARENTHESES_WARNINGS \
__catchResult.unsetExceptionGuard(); \
INTERNAL_CATCH_REACT( __catchResult ) \
} while( Catch::isTrue( false && static_cast<bool>( !!(expr) ) ) ) // expr 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 &&.
@ -44,8 +46,9 @@
#define INTERNAL_CHECK_THAT_NO_TRY( macroName, matcher, resultDisposition, arg ) \
do { \
Catch::ResultBuilder __catchResult( macroName, CATCH_INTERNAL_LINEINFO, #arg ", " #matcher, resultDisposition ); \
__catchResult.captureMatch( arg, matcher, #matcher ); \
__catchResult.useActiveException( resultDisposition | Catch::ResultDisposition::ContinueOnFailure ); \
__catchResult.setExceptionGuard(); \
__catchResult.captureMatch( arg, matcher, #matcher ); \
__catchResult.unsetExceptionGuard(); \
INTERNAL_CATCH_REACT( __catchResult ) \
} while( Catch::alwaysFalse() )

5
include/internal/catch_result_builder.h
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@ -39,6 +39,7 @@ namespace Catch {
char const* capturedExpression,
ResultDisposition::Flags resultDisposition,
char const* secondArg = "" );
~ResultBuilder();
template<typename T>
ExpressionLhs<T const&> operator <= ( T const& operand );
@ -73,6 +74,9 @@ namespace Catch {
template<typename ArgT, typename MatcherT>
void captureMatch( ArgT const& arg, MatcherT const& matcher, char const* matcherString );
void setExceptionGuard();
void unsetExceptionGuard();
private:
AssertionInfo m_assertionInfo;
AssertionResultData m_data;
@ -80,6 +84,7 @@ namespace Catch {
bool m_shouldDebugBreak;
bool m_shouldThrow;
bool m_guardException;
};
} // namespace Catch

18
include/internal/catch_result_builder.hpp
View File

@ -30,9 +30,18 @@ namespace Catch {
char const* secondArg )
: m_assertionInfo( macroName, lineInfo, capturedExpressionWithSecondArgument( capturedExpression, secondArg ), resultDisposition ),
m_shouldDebugBreak( false ),
m_shouldThrow( false )
m_shouldThrow( false ),
m_guardException( false )
{}
ResultBuilder::~ResultBuilder() {
#if defined(CATCH_CONFIG_FAST_COMPILE)
if ( m_guardException ) {
useActiveException( m_assertionInfo.resultDisposition );
}
#endif
}
ResultBuilder& ResultBuilder::setResultType( ResultWas::OfType result ) {
m_data.resultType = result;
return *this;
@ -146,6 +155,13 @@ namespace Catch {
dest = m_assertionInfo.capturedExpression;
}
void ResultBuilder::setExceptionGuard() {
m_guardException = true;
}
void ResultBuilder::unsetExceptionGuard() {
m_guardException = false;
}
} // end namespace Catch
#endif // TWOBLUECUBES_CATCH_RESULT_BUILDER_HPP_INCLUDED