forked from boostorg/mp11
49 lines
1.3 KiB
C++
49 lines
1.3 KiB
C++
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// Copyright 2015 Peter Dimov.
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//
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// Distributed under the Boost Software License, Version 1.0.
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//
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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#include <boost/core/lightweight_test_trait.hpp>
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#include <boost/mp11/list.hpp>
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#include <boost/mp11/integral.hpp>
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#include <type_traits>
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#include <tuple>
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#include <utility>
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int main()
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{
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using boost::mp11::mp_list;
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using boost::mp11::mp_size;
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using boost::mp11::mp_size_t;
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using L1 = mp_list<>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L1>, mp_size_t<0>>));
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using L2 = mp_list<void>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L2>, mp_size_t<1>>));
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using L3 = mp_list<int[], void, float>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L3>, mp_size_t<3>>));
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using L4 = std::tuple<>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L4>, mp_size_t<0>>));
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using L5 = std::tuple<int>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L5>, mp_size_t<1>>));
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using L6 = std::tuple<int, int>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L6>, mp_size_t<2>>));
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using L7 = std::pair<char, double>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L7>, mp_size_t<2>>));
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using L8 = std::add_const<void()>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size<L8>, mp_size_t<1>>));
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return boost::report_errors();
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}
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