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synced 2024-11-26 07:16:10 +01:00
121 lines
4.4 KiB
C++
121 lines
4.4 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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enum class EnumClass3 { Value1, Value2, Value3, Value4 };
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STRINGIFY_ENUM( EnumClass3, EnumClass3::Value1, EnumClass3::Value2, EnumClass3::Value3 )
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TEST_CASE( "STRINGIFY_ENUM" ) {
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using Catch::Detail::stringify;
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REQUIRE( stringify( EnumClass3::Value1 ) == "Value1" );
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REQUIRE( stringify( EnumClass3::Value2 ) == "Value2" );
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REQUIRE( stringify( EnumClass3::Value3 ) == "Value3" );
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REQUIRE( stringify( EnumClass3::Value4 ) == "{** unexpected value for EnumClass3: 3**}" );
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EnumClass3 ec3 = EnumClass3 ::Value2;
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REQUIRE( stringify( ec3 ) == "Value2" );
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}
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#include "internal/catch_interfaces_enum_values_registry.h"
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TEST_CASE( "EnumInfo" ) {
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auto& hub = Catch::getMutableRegistryHub();
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auto& reg = hub.getMutableEnumValuesRegistry();
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auto const& enumInfo = reg.registerEnum( "EnumName", "EnumName::Value1, EnumName::Value2", {0, 1} );
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CHECK( enumInfo.lookup(0) == "Value1" );
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CHECK( enumInfo.lookup(1) == "Value2" );
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CHECK( enumInfo.lookup(3) == "{** unexpected value for EnumName: 3**}" );
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}
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#include "internal/catch_enum_values_registry.h"
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TEST_CASE( "parseEnums", "[Strings][enums]" ) {
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using namespace Catch::Matchers;
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using Catch::Detail::parseEnums;
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SECTION( "No enums" )
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CHECK_THAT( parseEnums( "" ), Equals( std::vector<std::string>{} ) );
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SECTION( "One enum value" ) {
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CHECK_THAT( parseEnums( "ClassName::EnumName::Value1" ), Equals(std::vector<std::string>{"Value1"} ) );
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CHECK_THAT( parseEnums( "Value1" ), Equals( std::vector<std::string>{"Value1"} ) );
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CHECK_THAT( parseEnums( "EnumName::Value1" ), Equals(std::vector<std::string>{"Value1"} ) );
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}
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SECTION( "Multiple enum values" ) {
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CHECK_THAT( parseEnums( "ClassName::EnumName::Value1, ClassName::EnumName::Value2" ),
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Equals( std::vector<std::string>{"Value1", "Value2"} ) );
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CHECK_THAT( parseEnums( "ClassName::EnumName::Value1, ClassName::EnumName::Value2, ClassName::EnumName::Value3" ),
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Equals( std::vector<std::string>{"Value1", "Value2", "Value3"} ) );
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CHECK_THAT( parseEnums( "ClassName::EnumName::Value1,ClassName::EnumName::Value2 , ClassName::EnumName::Value3" ),
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Equals( std::vector<std::string>{"Value1", "Value2", "Value3"} ) );
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}
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}
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