mp11/test/mp_second.cpp
2017-03-15 21:23:15 +02:00

35 lines
878 B
C++

// Copyright 2015 Peter Dimov.
//
// Distributed under the Boost Software License, Version 1.0.
//
// See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt
#include <boost/core/lightweight_test_trait.hpp>
#include <boost/mp11/list.hpp>
#include <type_traits>
#include <tuple>
#include <utility>
int main()
{
using boost::mp11::mp_list;
using boost::mp11::mp_second;
using L1 = mp_list<void, char[]>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_second<L1>, char[]>));
using L2 = mp_list<int[], void, float>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_second<L2>, void>));
using L3 = std::tuple<int, float>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_second<L3>, float>));
using L4 = std::pair<char, double>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_second<L4>, double>));
return boost::report_errors();
}