113 lines
5.0 KiB
C++
113 lines
5.0 KiB
C++
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// Copyright 2015, 2017, 2019 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/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 X4 {};
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template<class T> using add_pointer_t = T*;
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using Q_add_pointer = boost::mp11::mp_quote_trait<std::add_pointer>;
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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_transform_front;
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using boost::mp11::mp_transform_first;
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using boost::mp11::mp_transform_front_q;
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using boost::mp11::mp_transform_first_q;
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{
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using L1 = mp_list<X1>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front<L1, add_pointer_t>, mp_list<X1*>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first<L1, add_pointer_t>, mp_list<X1*>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front_q<L1, Q_add_pointer>, mp_list<X1*>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first_q<L1, Q_add_pointer>, mp_list<X1*>>));
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using L2 = mp_list<X1, X2>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front<L2, add_pointer_t>, mp_list<X1*, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first<L2, add_pointer_t>, mp_list<X1*, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front_q<L2, Q_add_pointer>, mp_list<X1*, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first_q<L2, Q_add_pointer>, mp_list<X1*, X2>>));
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using L3 = mp_list<X1, X2, X3>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front<L3, add_pointer_t>, mp_list<X1*, X2, X3>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first<L3, add_pointer_t>, mp_list<X1*, X2, X3>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front_q<L3, Q_add_pointer>, mp_list<X1*, X2, X3>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first_q<L3, Q_add_pointer>, mp_list<X1*, X2, X3>>));
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using L4 = mp_list<X1, X2, X3, X4>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front<L4, add_pointer_t>, mp_list<X1*, X2, X3, X4>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first<L4, add_pointer_t>, mp_list<X1*, X2, X3, X4>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front_q<L4, Q_add_pointer>, mp_list<X1*, X2, X3, X4>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first_q<L4, Q_add_pointer>, mp_list<X1*, X2, X3, X4>>));
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}
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{
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using L1 = std::tuple<X1>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front<L1, add_pointer_t>, std::tuple<X1*>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first<L1, add_pointer_t>, std::tuple<X1*>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front_q<L1, Q_add_pointer>, std::tuple<X1*>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first_q<L1, Q_add_pointer>, std::tuple<X1*>>));
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using L2 = std::tuple<X1, X2>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front<L2, add_pointer_t>, std::tuple<X1*, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first<L2, add_pointer_t>, std::tuple<X1*, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front_q<L2, Q_add_pointer>, std::tuple<X1*, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first_q<L2, Q_add_pointer>, std::tuple<X1*, X2>>));
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using L3 = std::tuple<X1, X2, X3>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front<L3, add_pointer_t>, std::tuple<X1*, X2, X3>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first<L3, add_pointer_t>, std::tuple<X1*, X2, X3>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front_q<L3, Q_add_pointer>, std::tuple<X1*, X2, X3>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first_q<L3, Q_add_pointer>, std::tuple<X1*, X2, X3>>));
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using L4 = std::tuple<X1, X2, X3, X4>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front<L4, add_pointer_t>, std::tuple<X1*, X2, X3, X4>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first<L4, add_pointer_t>, std::tuple<X1*, X2, X3, X4>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front_q<L4, Q_add_pointer>, std::tuple<X1*, X2, X3, X4>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first_q<L4, Q_add_pointer>, std::tuple<X1*, X2, X3, X4>>));
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}
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{
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using L2 = std::pair<X1, X2>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front<L2, add_pointer_t>, std::pair<X1*, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first<L2, add_pointer_t>, std::pair<X1*, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_front_q<L2, Q_add_pointer>, std::pair<X1*, X2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<mp_transform_first_q<L2, Q_add_pointer>, std::pair<X1*, X2>>));
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}
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return boost::report_errors();
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}
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