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#include "catch.hpp"
/*
TODO: maybe ought to check that user-provided specialisations of
Catch::toString also do the right thing
*/
// Enum without user-provided stream operator
enum Enum1 { Enum1Value0, Enum1Value1 };
TEST_CASE( "toString(enum)", "[toString][enum]" ) {
Enum1 e0 = Enum1Value0;
CHECK( Catch::toString(e0) == "0" );
Enum1 e1 = Enum1Value1;
CHECK( Catch::toString(e1) == "1" );
}
// Enum with user-provided stream operator
enum Enum2 { Enum2Value0, Enum2Value1 };
inline std::ostream& operator<<( std::ostream& os, Enum2 v ) {
return os << "E2{" << static_cast<int>(v) << "}";
}
TEST_CASE( "toString(enum w/operator<<)", "[toString][enum]" ) {
Enum2 e0 = Enum2Value0;
CHECK( Catch::toString(e0) == "E2{0}" );
Enum2 e1 = Enum2Value1;
CHECK( Catch::toString(e1) == "E2{1}" );
}
#if defined(CATCH_CPP11_OR_GREATER)
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wc++98-compat"
#endif
// Enum class without user-provided stream operator
enum class EnumClass1 { EnumClass1Value0, EnumClass1Value1 };
TEST_CASE( "toString(enum class)", "[toString][enum][enumClass]" ) {
EnumClass1 e0 = EnumClass1::EnumClass1Value0;
CHECK( Catch::toString(e0) == "0" );
EnumClass1 e1 = EnumClass1::EnumClass1Value1;
CHECK( Catch::toString(e1) == "1" );
}
// Enum class with user-provided stream operator
enum class EnumClass2 : short { EnumClass2Value0, EnumClass2Value1 };
inline std::ostream& operator<<( std::ostream& os, EnumClass2 e2 ) {
switch( static_cast<int>( e2 ) ) {
case static_cast<int>( EnumClass2::EnumClass2Value0 ):
return os << "E2/V0";
case static_cast<int>( EnumClass2::EnumClass2Value1 ):
return os << "E2/V1";
default:
return os << "Unknown enum value " << static_cast<int>( e2 );
}
}
TEST_CASE( "toString(enum class w/operator<<)", "[toString][enum][enumClass]" ) {
EnumClass2 e0 = EnumClass2::EnumClass2Value0;
CHECK( Catch::toString(e0) == "E2/V0" );
EnumClass2 e1 = EnumClass2::EnumClass2Value1;
CHECK( Catch::toString(e1) == "E2/V1" );
EnumClass2 e3 = static_cast<EnumClass2>(10);
CHECK( Catch::toString(e3) == "Unknown enum value 10" );
}
#ifdef __clang__
#pragma clang diagnostic pop
#endif
#endif // CATCH_CPP11_OR_GREATER
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