69 lines
2.0 KiB
C++
69 lines
2.0 KiB
C++
#include "catch.hpp"
|
|
/*
|
|
Demonstrate which version of toString/StringMaker is being used
|
|
for various types
|
|
*/
|
|
|
|
|
|
struct has_toString { };
|
|
struct has_maker {};
|
|
struct has_maker_and_toString {};
|
|
|
|
namespace Catch {
|
|
inline std::string toString( const has_toString& ) {
|
|
return "toString( has_toString )";
|
|
}
|
|
inline std::string toString( const has_maker_and_toString& ) {
|
|
return "toString( has_maker_and_toString )";
|
|
}
|
|
template<>
|
|
struct StringMaker<has_maker> {
|
|
static std::string convert( const has_maker& ) {
|
|
return "StringMaker<has_maker>";
|
|
}
|
|
};
|
|
template<>
|
|
struct StringMaker<has_maker_and_toString> {
|
|
static std::string convert( const has_maker_and_toString& ) {
|
|
return "StringMaker<has_maker_and_toString>";
|
|
}
|
|
};
|
|
}
|
|
|
|
// Call the overload
|
|
TEST_CASE( "toString( has_toString )", "[toString]" ) {
|
|
has_toString item;
|
|
REQUIRE( Catch::toString( item ) == "toString( has_toString )" );
|
|
}
|
|
|
|
// Call the overload
|
|
TEST_CASE( "toString( has_maker )", "[toString]" ) {
|
|
has_maker item;
|
|
REQUIRE( Catch::toString( item ) == "StringMaker<has_maker>" );
|
|
}
|
|
|
|
// Call the overload
|
|
TEST_CASE( "toString( has_maker_and_toString )", "[toString]" ) {
|
|
has_maker_and_toString item;
|
|
REQUIRE( Catch::toString( item ) == "toString( has_maker_and_toString )" );
|
|
}
|
|
|
|
// Vectors...
|
|
TEST_CASE( "toString( vectors<has_toString )", "[toString]" ) {
|
|
std::vector<has_toString> v(1);
|
|
// This invokes template<T> toString which actually gives us '{ ? }'
|
|
REQUIRE( Catch::toString( v ) == "{ {?} }" );
|
|
}
|
|
|
|
TEST_CASE( "toString( vectors<has_maker )", "[toString]" ) {
|
|
std::vector<has_maker> v(1);
|
|
REQUIRE( Catch::toString( v ) == "{ StringMaker<has_maker> }" );
|
|
}
|
|
|
|
|
|
TEST_CASE( "toString( vectors<has_maker_and_toString )", "[toString]" ) {
|
|
std::vector<has_maker_and_toString> v(1);
|
|
// Note: This invokes the template<T> toString -> StringMaker
|
|
REQUIRE( Catch::toString( v ) == "{ StringMaker<has_maker_and_toString> }" );
|
|
}
|