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Removed use of compiler specific techniques for denoting non-returning functions

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- use if( Catch::isTrue( true) ) to guard throws instead
This commit is contained in:
Phil Nash 2013-04-23 20:52:49 +01:00
parent 2a9d8d9e36
commit bf37e6879a
6 changed files with 35 additions and 56 deletions
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4
include/catch.hpp
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@ -80,12 +80,10 @@
#ifdef CATCH_CONFIG_VARIADIC_MACROS #ifdef CATCH_CONFIG_VARIADIC_MACROS
#define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ ) #define CATCH_TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ )
#define CATCH_TEST_CASE_NORETURN( ... ) INTERNAL_CATCH_TESTCASE_NORETURN( __VA_ARGS__ )
#define CATCH_METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ ) #define CATCH_METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ )
#define CATCH_SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ ) #define CATCH_SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )
#else #else
#define CATCH_TEST_CASE( name, description ) INTERNAL_CATCH_TESTCASE( name, description ) #define CATCH_TEST_CASE( name, description ) INTERNAL_CATCH_TESTCASE( name, description )
#define CATCH_TEST_CASE_NORETURN( name, description ) INTERNAL_CATCH_TESTCASE_NORETURN( name, description )
#define CATCH_METHOD_AS_TEST_CASE( method, name, description ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, name, description ) #define CATCH_METHOD_AS_TEST_CASE( method, name, description ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, name, description )
#define CATCH_SECTION( name, description ) INTERNAL_CATCH_SECTION( name, description ) #define CATCH_SECTION( name, description ) INTERNAL_CATCH_SECTION( name, description )
#endif #endif
@ -141,12 +139,10 @@
#ifdef CATCH_CONFIG_VARIADIC_MACROS #ifdef CATCH_CONFIG_VARIADIC_MACROS
#define TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ ) #define TEST_CASE( ... ) INTERNAL_CATCH_TESTCASE( __VA_ARGS__ )
#define TEST_CASE_NORETURN( ... ) INTERNAL_CATCH_TESTCASE_NORETURN( __VA_ARGS__ )
#define METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ ) #define METHOD_AS_TEST_CASE( method, ... ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, __VA_ARGS__ )
#define SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ ) #define SECTION( ... ) INTERNAL_CATCH_SECTION( __VA_ARGS__ )
#else #else
#define TEST_CASE( name, description ) INTERNAL_CATCH_TESTCASE( name, description ) #define TEST_CASE( name, description ) INTERNAL_CATCH_TESTCASE( name, description )
#define TEST_CASE_NORETURN( name, description ) INTERNAL_CATCH_TESTCASE_NORETURN( name, description )
#define METHOD_AS_TEST_CASE( method, name, description ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, name, description ) #define METHOD_AS_TEST_CASE( method, name, description ) INTERNAL_CATCH_METHOD_AS_TEST_CASE( method, name, description )
#define SECTION( name, description ) INTERNAL_CATCH_SECTION( name, description ) #define SECTION( name, description ) INTERNAL_CATCH_SECTION( name, description )
#endif #endif

4
include/internal/catch_capture.hpp
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@ -57,10 +57,6 @@ namespace Catch {
struct TestFailureException{}; struct TestFailureException{};
// This is just here to avoid compiler warnings with macro constants and boolean literals
inline bool isTrue( bool value ){ return value; }
} // end namespace Catch } // end namespace Catch
/////////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////////

2
include/internal/catch_commandline.hpp
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@ -44,7 +44,6 @@ namespace Catch {
std::string operator[]( std::size_t i ) const { return m_args[i]; } std::string operator[]( std::size_t i ) const { return m_args[i]; }
std::size_t argsCount() const { return m_args.size(); } std::size_t argsCount() const { return m_args.size(); }
CATCH_ATTRIBUTE_NORETURN
void raiseError( std::string const& message ) const { void raiseError( std::string const& message ) const {
std::ostringstream oss; std::ostringstream oss;
if( m_name.empty() ) if( m_name.empty() )
@ -56,6 +55,7 @@ namespace Catch {
oss << " Arguments were:"; oss << " Arguments were:";
for( std::size_t i = 0; i < m_args.size(); ++i ) for( std::size_t i = 0; i < m_args.size(); ++i )
oss << " " << m_args[i]; oss << " " << m_args[i];
if( isTrue( true ) )
throw std::domain_error( oss.str() ); throw std::domain_error( oss.str() );
} }

13
include/internal/catch_common.h
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@ -15,16 +15,12 @@
#define INTERNAL_CATCH_STRINGIFY2( expr ) #expr #define INTERNAL_CATCH_STRINGIFY2( expr ) #expr
#define INTERNAL_CATCH_STRINGIFY( expr ) INTERNAL_CATCH_STRINGIFY2( 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 <sstream>
#include <stdexcept> #include <stdexcept>
#include <algorithm> #include <algorithm>
#include "catch_compiler_capabilities.h"
namespace Catch { namespace Catch {
class NonCopyable { class NonCopyable {
@ -134,10 +130,13 @@ namespace Catch {
return os; return os;
} }
CATCH_ATTRIBUTE_NORETURN // This is just here to avoid compiler warnings with macro constants and boolean literals
inline bool isTrue( bool value ){ return value; }
inline void throwLogicError( std::string const& message, SourceLineInfo const& locationInfo ) { inline void throwLogicError( std::string const& message, SourceLineInfo const& locationInfo ) {
std::ostringstream oss; std::ostringstream oss;
oss << locationInfo << ": Internal Catch error: '" << message << "'"; oss << locationInfo << ": Internal Catch error: '" << message << "'";
if( isTrue( true ))
throw std::logic_error( oss.str() ); throw std::logic_error( oss.str() );
} }
} }

12
include/internal/catch_test_registry.hpp
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@ -80,12 +80,6 @@ private:
namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( __VA_ARGS__ ) ); }\ namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( __VA_ARGS__ ) ); }\
static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )() static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )()
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TESTCASE_NORETURN( ... ) \
static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )() CATCH_ATTRIBUTE_NORETURN; \
namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( __VA_ARGS__ ) ); }\
static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )()
/////////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, ... ) \ #define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, ... ) \
namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &QualifiedMethod, "&" #QualifiedMethod, Catch::NameAndDesc( __VA_ARGS__ ), CATCH_INTERNAL_LINEINFO ); } namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &QualifiedMethod, "&" #QualifiedMethod, Catch::NameAndDesc( __VA_ARGS__ ), CATCH_INTERNAL_LINEINFO ); }
@ -107,12 +101,6 @@ private:
namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( Name, Desc ) ); }\ namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( Name, Desc ) ); }\
static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )() static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )()
///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_TESTCASE_NORETURN( Name, Desc ) \
static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )() CATCH_ATTRIBUTE_NORETURN; \
namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ ), CATCH_INTERNAL_LINEINFO, Catch::NameAndDesc( Name, Desc ) ); }\
static void INTERNAL_CATCH_UNIQUE_NAME( TestCaseFunction_catch_internal_ )()
/////////////////////////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////////////////////////
#define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, Name, Desc ) \ #define INTERNAL_CATCH_METHOD_AS_TEST_CASE( QualifiedMethod, Name, Desc ) \
namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &QualifiedMethod, "&" #QualifiedMethod, Catch::NameAndDesc( Name, Desc ), CATCH_INTERNAL_LINEINFO ); } namespace{ Catch::AutoReg INTERNAL_CATCH_UNIQUE_NAME( autoRegistrar )( &QualifiedMethod, "&" #QualifiedMethod, Catch::NameAndDesc( Name, Desc ), CATCH_INTERNAL_LINEINFO ); }

40
projects/SelfTest/ExceptionTests.cpp
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@ -15,13 +15,11 @@
namespace namespace
{ {
CATCH_ATTRIBUTE_NORETURN inline int thisThrows()
int thisThrows();
int thisThrows()
{ {
if( Catch::isTrue( true ) )
throw std::domain_error( "expected exception" ); throw std::domain_error( "expected exception" );
/*NOTREACHED*/ return 1;
} }
int thisDoesntThrow() int thisDoesntThrow()
@ -37,7 +35,6 @@ TEST_CASE( "./succeeding/exceptions/explicit", "When checked exceptions are thro
REQUIRE_THROWS( thisThrows() ); REQUIRE_THROWS( thisThrows() );
} }
CATCH_ATTRIBUTE_NORETURN
TEST_CASE( "./failing/exceptions/explicit", "When checked exceptions are thrown they can be expected or unexpected" ) TEST_CASE( "./failing/exceptions/explicit", "When checked exceptions are thrown they can be expected or unexpected" )
{ {
CHECK_THROWS_AS( thisThrows(), std::string ); CHECK_THROWS_AS( thisThrows(), std::string );
@ -45,31 +42,30 @@ TEST_CASE( "./failing/exceptions/explicit", "When checked exceptions are thrown
CHECK_NOTHROW( thisThrows() ); CHECK_NOTHROW( thisThrows() );
} }
TEST_CASE_NORETURN( "./failing/exceptions/implicit", "When unchecked exceptions are thrown they are always failures" ) TEST_CASE( "./failing/exceptions/implicit", "When unchecked exceptions are thrown they are always failures" )
{ {
if( Catch::isTrue( true ) )
throw std::domain_error( "unexpected exception" ); throw std::domain_error( "unexpected exception" );
/*NOTREACHED*/
} }
TEST_CASE_NORETURN( "./failing/exceptions/implicit/2", "An unchecked exception reports the line of the last assertion" ) TEST_CASE( "./failing/exceptions/implicit/2", "An unchecked exception reports the line of the last assertion" )
{ {
CHECK( 1 == 1 ); CHECK( 1 == 1 );
if( Catch::isTrue( true ) )
throw std::domain_error( "unexpected exception" ); throw std::domain_error( "unexpected exception" );
/*NOTREACHED*/
} }
TEST_CASE( "./failing/exceptions/implicit/3", "When unchecked exceptions are thrown they are always failures" ) TEST_CASE( "./failing/exceptions/implicit/3", "When unchecked exceptions are thrown they are always failures" )
{ {
SECTION( "section name", "" ) SECTION( "section name", "" )
{ {
if( Catch::isTrue( true ) )
throw std::domain_error( "unexpected exception" ); throw std::domain_error( "unexpected exception" );
/*NOTREACHED*/
} }
} }
TEST_CASE_NORETURN( "./failing/exceptions/implicit/4", "When unchecked exceptions are thrown they are always failures" ) TEST_CASE( "./failing/exceptions/implicit/4", "When unchecked exceptions are thrown they are always failures" )
{ {
CHECK( thisThrows() == 0 ); CHECK( thisThrows() == 0 );
/*NOTREACHED*/
} }
TEST_CASE( "./succeeding/exceptions/implicit", "When unchecked exceptions are thrown, but caught, they do not affect the test" ) TEST_CASE( "./succeeding/exceptions/implicit", "When unchecked exceptions are thrown, but caught, they do not affect the test" )
@ -109,27 +105,31 @@ CATCH_TRANSLATE_EXCEPTION( double& ex )
return Catch::toString( ex ); return Catch::toString( ex );
} }
TEST_CASE_NORETURN( "./failing/exceptions/custom", "Unexpected custom exceptions can be translated" ) TEST_CASE( "./failing/exceptions/custom", "Unexpected custom exceptions can be translated" )
{ {
if( Catch::isTrue( true ) )
throw CustomException( "custom exception" ); throw CustomException( "custom exception" );
} }
#ifdef _MSC_VER
#pragma warning(disable:4702) // unreachable code inline void throwCustom() {
#endif if( Catch::isTrue( true ) )
throw CustomException( "custom exception - not std" );
}
TEST_CASE( "./failing/exceptions/custom/nothrow", "Custom exceptions can be translated when testing for nothrow" ) TEST_CASE( "./failing/exceptions/custom/nothrow", "Custom exceptions can be translated when testing for nothrow" )
{ {
REQUIRE_NOTHROW( throw CustomException( "unexpected custom exception" ) ); REQUIRE_NOTHROW( throwCustom() );
} }
TEST_CASE( "./failing/exceptions/custom/throw", "Custom exceptions can be translated when testing for throwing as something else" ) TEST_CASE( "./failing/exceptions/custom/throw", "Custom exceptions can be translated when testing for throwing as something else" )
{ {
REQUIRE_THROWS_AS( throw CustomException( "custom exception - not std" ), std::exception ); REQUIRE_THROWS_AS( throwCustom(), std::exception );
} }
TEST_CASE_NORETURN( "./failing/exceptions/custom/double", "Unexpected custom exceptions can be translated" ) TEST_CASE( "./failing/exceptions/custom/double", "Unexpected custom exceptions can be translated" )
{ {
if( Catch::isTrue( true ) )
throw double( 3.14 ); throw double( 3.14 );
} }