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Files
convert/test/is_converter.cpp
2014-06-12 14:51:25 +10:00

60 lines
2.5 KiB
C++

// Boost.Convert test and usage example
// Copyright (c) 2009-2014 Vladimir Batov.
// Use, modification and distribution are subject to the Boost Software License,
// Version 1.0. See http://www.boost.org/LICENSE_1_0.txt.
#include "./test.hpp"
using std::string;
using std::wstring;
namespace { namespace local
{
typedef void (*not_converter01)(string const&);
typedef void (*not_converter02)(int const&, string const&);
typedef void (*not_func_converter3)();
typedef void (*converter01)(int const&, boost::optional<string>&);
typedef void (*converter02)(double const&, boost::optional<string>&);
struct converter11
{
void operator()(int const&, boost::optional<string>&) {}
void operator()(double const&, boost::optional<string>&) {}
void operator()(string const&, boost::optional<int>&) {}
};
struct converter12
{
template<typename TypeIn, typename TypeOut> void operator()(TypeIn const&, boost::optional<TypeOut>&) {}
};
struct converter13
{
void operator()(int const&, boost::optional<string>&) {}
};
struct not_converter11
{
void operator()(int const&, string const&) {}
};
}}
void
test::cnv::is_converter()
{
BOOST_TEST( (boost::cnv::is_converter<local::converter01, int, string>::value));
BOOST_TEST(!(boost::cnv::is_converter<local::converter01, double, string>::value));
BOOST_TEST(!(boost::cnv::is_converter<local::converter01, short int, string>::value));
BOOST_TEST( (boost::cnv::is_converter<local::converter11, int, string>::value));
BOOST_TEST( (boost::cnv::is_converter<local::converter11, double, string>::value));
BOOST_TEST( (boost::cnv::is_converter<local::converter11, string, int>::value));
BOOST_TEST( (boost::cnv::is_converter<local::converter12, int, string>::value));
BOOST_TEST( (boost::cnv::is_converter<local::converter12, double, string>::value));
BOOST_TEST( (boost::cnv::is_converter<local::converter12, string, int>::value));
BOOST_TEST( (boost::cnv::is_converter<local::converter13, int, string>::value));
BOOST_TEST(!(boost::cnv::is_converter<local::converter13, double, string>::value));
BOOST_TEST(!(boost::cnv::is_converter<local::converter13, string, int>::value));
BOOST_TEST(!(boost::cnv::is_converter<local::not_converter01, int, string>::value));
BOOST_TEST(!(boost::cnv::is_converter<local::not_converter02, int, string>::value));
BOOST_TEST(!(boost::cnv::is_converter<local::not_converter11, int, string>::value));
}