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- // Copyright 2015, 2017 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/mp11/utility.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_find_if_q;
- using boost::mp11::mp_size_t;
- using boost::mp11::mp_quote;
- {
- using L1 = mp_list<>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L1, mp_quote<std::is_const>>, mp_size_t<0>>));
- using L2 = mp_list<X1, X1 const, X1 const, X1*, X1*, X1*>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L2, mp_quote<std::is_volatile>>, mp_size_t<6>>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L2, mp_quote<std::is_const>>, mp_size_t<1>>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L2, mp_quote<std::is_pointer>>, mp_size_t<3>>));
- }
- {
- using L1 = std::tuple<>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L1, mp_quote<std::is_const>>, mp_size_t<0>>));
- using L2 = std::tuple<X1, X1 const, X1 const, X1*, X1*, X1*>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L2, mp_quote<std::is_volatile>>, mp_size_t<6>>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L2, mp_quote<std::is_const>>, mp_size_t<1>>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L2, mp_quote<std::is_pointer>>, mp_size_t<3>>));
- }
- {
- using L2 = std::pair<X1 const, X1*>;
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L2, mp_quote<std::is_volatile>>, mp_size_t<2>>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L2, mp_quote<std::is_const>>, mp_size_t<0>>));
- BOOST_TEST_TRAIT_TRUE((std::is_same<mp_find_if_q<L2, mp_quote<std::is_pointer>>, mp_size_t<1>>));
- }
- return boost::report_errors();
- }
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