| #include "catch.hpp" |
| |
| // === Pair === |
| namespace Catch { |
| // Note: If we put this in the right place in catch_tostring, then |
| // we can make it an overload of Catch::toString |
| template<typename T1, typename T2> |
| struct StringMaker<std::pair<T1,T2> > { |
| static std::string convert( const std::pair<T1,T2>& pair ) { |
| std::ostringstream oss; |
| oss << "{ " |
| << toString( pair.first ) |
| << ", " |
| << toString( pair.second ) |
| << " }"; |
| return oss.str(); |
| } |
| }; |
| } |
| |
| TEST_CASE( "std::pair<int,std::string> -> toString", "[toString][pair]" ) { |
| std::pair<int,std::string> value( 34, "xyzzy" ); |
| REQUIRE( Catch::toString( 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::toString(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::toString( 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::toString( pair ) == "{ { 42, \"Arthur\" }, { \"Ford\", 24 } }" ); |
| } |