catch2/projects/SelfTest/ToStringPair.cpp
2014-09-04 21:37:07 +01:00

53 lines
1.7 KiB
C++

#include "catch.hpp"
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 } }" );
}
// More contrivance: A pair of vectors...
TEST_CASE( "toString( pair<vector,vector> )", "[toString][pair][vector]" )
{
typedef std::pair<std::vector<int>,std::vector<float> > type;
int aint[] = { 4, 2, 6 };
std::vector<int> vint( aint, aint+3 );
CHECK( "{ 4, 2, 6 }" == Catch::toString(vint) );
float afloat[] = { 0.4f, 0.2f, 0.7f };
std::vector<float> vfloat( afloat, afloat+3 );
CHECK( "{ 0.4f, 0.2f, 0.7f }" == Catch::toString(vfloat) );
type value( vint, vfloat );
CHECK( "{ { 4, 2, 6 }, { 0.4f, 0.2f, 0.7f } }" == Catch::toString(value) );
}