1 #define CATCH_CONFIG_ENABLE_OPTIONAL_STRINGMAKER
2 #include "catch.hpp"
3 
4 #if defined(CATCH_CONFIG_CPP17_OPTIONAL)
5 
6 TEST_CASE( "std::optional<int> -> toString", "[toString][optional][approvals]" ) {
7     using type = std::optional<int>;
8     REQUIRE( "{ }" == ::Catch::Detail::stringify( type{} ) );
9     REQUIRE( "0" == ::Catch::Detail::stringify( type{ 0 } ) );
10 }
11 
12 TEST_CASE( "std::optional<std::string> -> toString", "[toString][optional][approvals]" ) {
13     using type = std::optional<std::string>;
14     REQUIRE( "{ }" == ::Catch::Detail::stringify( type{} ) );
15     REQUIRE( "\"abc\"" == ::Catch::Detail::stringify( type{ "abc" } ) );
16 }
17 
18 TEST_CASE( "std::vector<std::optional<int> > -> toString", "[toString][optional][approvals]" ) {
19     using type = std::vector<std::optional<int> >;
20     REQUIRE( "{ 0, { }, 2 }" == ::Catch::Detail::stringify( type{ 0, {}, 2 } ) );
21 }
22 
23 #endif // CATCH_INTERNAL_CONFIG_CPP17_OPTIONAL
24