1 #define CATCH_CONFIG_ENABLE_PAIR_STRINGMAKER
2 #include "catch.hpp"
3 
4 TEST_CASE( "std::pair<int,std::string> -> toString", "[toString][pair]" ) {
5     std::pair<int,std::string> value( 34, "xyzzy" );
6     REQUIRE( ::Catch::Detail::stringify( value ) == "{ 34, \"xyzzy\" }" );
7 }
8 
9 TEST_CASE( "std::pair<int,const std::string> -> toString", "[toString][pair]" ) {
10     std::pair<int,const std::string> value( 34, "xyzzy" );
11     REQUIRE( ::Catch::Detail::stringify(value) == "{ 34, \"xyzzy\" }" );
12 }
13 
14 TEST_CASE( "std::vector<std::pair<std::string,int> > -> toString", "[toString][pair]" ) {
15     std::vector<std::pair<std::string,int> > pr;
16     pr.push_back( std::make_pair("green", 55 ) );
17     REQUIRE( ::Catch::Detail::stringify( pr ) == "{ { \"green\", 55 } }" );
18 }
19 
20 // This is pretty contrived - I figure if this works, anything will...
21 TEST_CASE( "pair<pair<int,const char *,pair<std::string,int> > -> toString", "[toString][pair]" ) {
22     typedef std::pair<int,const char *> left_t;
23     typedef std::pair<std::string,int> right_t;
24 
25     left_t  left( 42, "Arthur" );
26     right_t right( "Ford", 24 );
27 
28     std::pair<left_t,right_t> pair( left, right );
29     REQUIRE( ::Catch::Detail::stringify( pair ) == "{ { 42, \"Arthur\" }, { \"Ford\", 24 } }" );
30 }
31