#define CATCH_CONFIG_ENABLE_TUPLE_STRINGMAKER #include <catch2/catch.hpp> #include <tuple> TEST_CASE( "tuple<>", "[toString][tuple]" ) { typedef std::tuple<> type; CHECK( "{ }" == ::Catch::Detail::stringify(type{}) ); type value {}; CHECK( "{ }" == ::Catch::Detail::stringify(value) ); } TEST_CASE( "tuple<int>", "[toString][tuple]" ) { typedef std::tuple<int> type; CHECK( "{ 0 }" == ::Catch::Detail::stringify(type{0}) ); } TEST_CASE( "tuple<float,int>", "[toString][tuple]" ) { typedef std::tuple<float,int> type; CHECK( "1.2f" == ::Catch::Detail::stringify(float(1.2)) ); CHECK( "{ 1.2f, 0 }" == ::Catch::Detail::stringify(type{1.2f,0}) ); } TEST_CASE( "tuple<string,string>", "[toString][tuple]" ) { typedef std::tuple<std::string,std::string> type; CHECK( "{ \"hello\", \"world\" }" == ::Catch::Detail::stringify(type{"hello","world"}) ); } TEST_CASE( "tuple<tuple<int>,tuple<>,float>", "[toString][tuple]" ) { typedef std::tuple<std::tuple<int>,std::tuple<>,float> type; type value { std::tuple<int>{42}, {}, 1.2f }; CHECK( "{ { 42 }, { }, 1.2f }" == ::Catch::Detail::stringify(value) ); } TEST_CASE( "tuple<nullptr,int,const char *>", "[toString][tuple]" ) { typedef std::tuple<std::nullptr_t,int,const char *> type; type value { nullptr, 42, "Catch me" }; CHECK( "{ nullptr, 42, \"Catch me\" }" == ::Catch::Detail::stringify(value) ); }