75 lines
2.3 KiB
C++
75 lines
2.3 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/mp11/algorithm.hpp>
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#include <boost/mp11/list.hpp>
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#include <boost/mp11/utility.hpp>
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#include <boost/core/lightweight_test_trait.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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struct Y1 {};
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struct Z1 {};
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struct Z2 {};
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template<class T> struct F1 {};
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template<class T1, class T2, class T3> struct F3 {};
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template<class...> struct F {};
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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_product;
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using boost::mp11::mp_product_q;
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using boost::mp11::mp_quote;
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{
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using L1 = std::tuple<X1, X2, X3>;
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using L2 = mp_list<Y1>;
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using L3 = std::pair<Z1, Z2>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_product<F3, L1, L2, L3>, std::tuple<F3<X1, Y1, Z1>, F3<X1, Y1, Z2>, F3<X2, Y1, Z1>, F3<X2, Y1, Z2>, F3<X3, Y1, Z1>, F3<X3, Y1, Z2>>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_product_q<mp_quote<F3>, L1, L2, L3>, std::tuple<F3<X1, Y1, Z1>, F3<X1, Y1, Z2>, F3<X2, Y1, Z1>, F3<X2, Y1, Z2>, F3<X3, Y1, Z1>, F3<X3, Y1, Z2>>>));
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}
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{
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using L1 = std::tuple<X1, X2, X3>;
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using L2 = mp_list<>;
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using L3 = std::pair<Z1, Z2>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_product<F3, L1, L2, L3>, std::tuple<>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_product_q<mp_quote<F3>, L1, L2, L3>, std::tuple<>>));
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}
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{
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using L1 = std::tuple<X1, X2, X3>;
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using L2 = mp_list<X1, X2, X3>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_product<F1, L1>, std::tuple<F1<X1>, F1<X2>, F1<X3>>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_product_q<mp_quote<F1>, L1>, std::tuple<F1<X1>, F1<X2>, F1<X3>>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_product<F1, L2>, mp_list<F1<X1>, F1<X2>, F1<X3>>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_product_q<mp_quote<F1>, L2>, mp_list<F1<X1>, F1<X2>, F1<X3>>>));
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}
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{
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_product<F>, mp_list<F<>>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_product_q<mp_quote<F>>, mp_list<F<>>>));
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}
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return boost::report_errors();
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}
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