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// 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 <boost/mp11/integral.hpp>
#include <type_traits>
#include <tuple>
#include <utility>
int main()
{
using boost::mp11::mp_list;
using boost::mp11::mp_size;
using boost::mp11::mp_size_t;
using L1 = mp_list<>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L1>, mp_size_t<0>>));
using L2 = mp_list<void>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L2>, mp_size_t<1>>));
using L3 = mp_list<int[], void, float>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L3>, mp_size_t<3>>));
using L4 = std::tuple<>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L4>, mp_size_t<0>>));
using L5 = std::tuple<int>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L5>, mp_size_t<1>>));
using L6 = std::tuple<int, int>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L6>, mp_size_t<2>>));
using L7 = std::pair<char, double>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L7>, mp_size_t<2>>));
using L8 = std::add_const<void()>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L8>, mp_size_t<1>>));
return boost::report_errors();
}
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