forked from boostorg/mp11
66 lines
2.1 KiB
C++
66 lines
2.1 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/algorithm.hpp>
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#include <boost/mp11/list.hpp>
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#include <type_traits>
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#include <tuple>
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#include <utility>
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struct X1 {};
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struct X2 {};
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struct X3 {};
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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_assign;
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using L1 = mp_list<int, void(), float[]>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L1, mp_list<>>, mp_list<>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L1, mp_list<X1>>, mp_list<X1>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L1, mp_list<X1, X2>>, mp_list<X1, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L1, mp_list<X1, X2, X3>>, mp_list<X1, X2, X3>>));
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//
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L1, std::tuple<>>, mp_list<>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L1, std::tuple<X1>>, mp_list<X1>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L1, std::tuple<X1, X2>>, mp_list<X1, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L1, std::tuple<X1, X2, X3>>, mp_list<X1, X2, X3>>));
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//
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L1, std::pair<X1, X2>>, mp_list<X1, X2>>));
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//
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using L2 = std::tuple<int, char, float>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L2, mp_list<>>, std::tuple<>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L2, mp_list<X1>>, std::tuple<X1>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L2, mp_list<X1, X2>>, std::tuple<X1, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L2, mp_list<X1, X2, X3>>, std::tuple<X1, X2, X3>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L2, std::pair<X1, X2>>, std::tuple<X1, X2>>));
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//
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using L3 = std::pair<int, char>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L3, mp_list<X1, X2>>, std::pair<X1, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_assign<L3, std::pair<X1, X2>>, std::pair<X1, X2>>));
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//
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return boost::report_errors();
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}
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