catch2/tests/SelfTest/UsageTests/ToStringPair.tests.cpp

39 lines
1.5 KiB
C++

// Copyright Catch2 Authors
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.txt or copy at
// https://www.boost.org/LICENSE_1_0.txt)
// SPDX-License-Identifier: BSL-1.0
#define CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
#include <catch2/catch_test_macros.hpp>
TEST_CASE( "std::pair<int,std::string> -> toString", "[toString][pair]" ) {
std::pair<int,std::string> value( 34, "xyzzy" );
REQUIRE( ::Catch::Detail::stringify( value ) == "{ 34, \"xyzzy\" }" );
}
TEST_CASE( "std::pair<int,const std::string> -> toString", "[toString][pair]" ) {
std::pair<int,const std::string> value( 34, "xyzzy" );
REQUIRE( ::Catch::Detail::stringify(value) == "{ 34, \"xyzzy\" }" );
}
TEST_CASE( "std::vector<std::pair<std::string,int> > -> toString", "[toString][pair]" ) {
std::vector<std::pair<std::string,int> > pr;
pr.push_back( std::make_pair("green", 55 ) );
REQUIRE( ::Catch::Detail::stringify( pr ) == "{ { \"green\", 55 } }" );
}
// This is pretty contrived - I figure if this works, anything will...
TEST_CASE( "pair<pair<int,const char *,pair<std::string,int> > -> toString", "[toString][pair]" ) {
typedef std::pair<int,const char *> left_t;
typedef std::pair<std::string,int> right_t;
left_t left( 42, "Arthur" );
right_t right( "Ford", 24 );
std::pair<left_t,right_t> pair( left, right );
REQUIRE( ::Catch::Detail::stringify( pair ) == "{ { 42, \"Arthur\" }, { \"Ford\", 24 } }" );
}