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67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
#include "catch.hpp"
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namespace {
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// Enum without user-provided stream operator
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enum Enum1 { Enum1Value0, Enum1Value1 };
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// Enum with user-provided stream operator
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enum Enum2 { Enum2Value0, Enum2Value1 };
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std::ostream& operator<<( std::ostream& os, Enum2 v ) {
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return os << "E2{" << static_cast<int>(v) << "}";
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}
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} // end anonymous namespace
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TEST_CASE( "toString(enum)", "[toString][enum]" ) {
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Enum1 e0 = Enum1Value0;
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CHECK( ::Catch::Detail::stringify(e0) == "0" );
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Enum1 e1 = Enum1Value1;
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CHECK( ::Catch::Detail::stringify(e1) == "1" );
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}
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TEST_CASE( "toString(enum w/operator<<)", "[toString][enum]" ) {
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Enum2 e0 = Enum2Value0;
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CHECK( ::Catch::Detail::stringify(e0) == "E2{0}" );
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Enum2 e1 = Enum2Value1;
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CHECK( ::Catch::Detail::stringify(e1) == "E2{1}" );
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}
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// Enum class without user-provided stream operator
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namespace {
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enum class EnumClass1 { EnumClass1Value0, EnumClass1Value1 };
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// Enum class with user-provided stream operator
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enum class EnumClass2 { EnumClass2Value0, EnumClass2Value1 };
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std::ostream& operator<<( std::ostream& os, EnumClass2 e2 ) {
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switch( static_cast<int>( e2 ) ) {
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case static_cast<int>( EnumClass2::EnumClass2Value0 ):
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return os << "E2/V0";
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case static_cast<int>( EnumClass2::EnumClass2Value1 ):
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return os << "E2/V1";
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default:
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return os << "Unknown enum value " << static_cast<int>( e2 );
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}
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}
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} // end anonymous namespace
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TEST_CASE( "toString(enum class)", "[toString][enum][enumClass]" ) {
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EnumClass1 e0 = EnumClass1::EnumClass1Value0;
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CHECK( ::Catch::Detail::stringify(e0) == "0" );
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EnumClass1 e1 = EnumClass1::EnumClass1Value1;
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CHECK( ::Catch::Detail::stringify(e1) == "1" );
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}
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TEST_CASE( "toString(enum class w/operator<<)", "[toString][enum][enumClass]" ) {
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EnumClass2 e0 = EnumClass2::EnumClass2Value0;
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CHECK( ::Catch::Detail::stringify(e0) == "E2/V0" );
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EnumClass2 e1 = EnumClass2::EnumClass2Value1;
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CHECK( ::Catch::Detail::stringify(e1) == "E2/V1" );
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EnumClass2 e3 = static_cast<EnumClass2>(10);
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CHECK( ::Catch::Detail::stringify(e3) == "Unknown enum value 10" );
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}
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