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

58 lines
1.6 KiB
C++

// Copyright 2015, 2016 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/mp11/algorithm.hpp>
#include <boost/mp11/list.hpp>
#include <boost/mp11/integral.hpp>
#include <boost/core/lightweight_test_trait.hpp>
#include <type_traits>
#include <tuple>
#include <utility>
struct X1 {};
int main()
{
using boost::mp11::mp_list;
using boost::mp11::mp_all_of;
using boost::mp11::mp_true;
using boost::mp11::mp_false;
{
using L1 = mp_list<>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L1, std::is_const>, mp_true>));
using L2 = mp_list<X1 const, X1 const, X1 const volatile, X1 const, X1 const volatile>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_const>, mp_true>));
}
{
using L1 = std::tuple<>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L1, std::is_const>, mp_true>));
using L2 = std::tuple<X1 const, X1 const, X1 const volatile, X1 const, X1 const volatile>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_const>, mp_true>));
}
{
using L2 = std::pair<X1 const, X1 const volatile>;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_volatile>, mp_false>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_all_of<L2, std::is_const>, mp_true>));
}
return boost::report_errors();
}