1
2 // Copyright 2015 Peter Dimov.
3 //
4 // Distributed under the Boost Software License, Version 1.0.
5 //
6 // See accompanying file LICENSE_1_0.txt or copy at
7 // http://www.boost.org/LICENSE_1_0.txt
8
9
10 #include <boost/mp11/algorithm.hpp>
11 #include <boost/mp11/list.hpp>
12 #include <boost/core/lightweight_test_trait.hpp>
13 #include <type_traits>
14 #include <tuple>
15 #include <utility>
16
17 struct X1 {};
18
main()19 int main()
20 {
21 using boost::mp11::mp_list;
22 using boost::mp11::mp_replace_if;
23
24 {
25 using L1 = mp_list<>;
26
27 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L1, std::is_const, void>, L1>));
28
29 using L2 = mp_list<X1, X1 const, X1*, X1 const, X1*, X1*>;
30
31 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L2, std::is_volatile, void>, L2>));
32 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L2, std::is_const, void>, mp_list<X1, void, X1*, void, X1*, X1*>>));
33 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L2, std::is_pointer, void>, mp_list<X1, X1 const, void, X1 const, void, void>>));
34 }
35
36 {
37 using L1 = std::tuple<>;
38
39 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L1, std::is_const, void>, L1>));
40
41 using L2 = std::tuple<X1, X1 const, X1*, X1 const, X1*, X1*>;
42
43 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L2, std::is_volatile, void>, L2>));
44 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L2, std::is_const, void>, std::tuple<X1, void, X1*, void, X1*, X1*>>));
45 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L2, std::is_pointer, void>, std::tuple<X1, X1 const, void, X1 const, void, void>>));
46 }
47
48 {
49 using L2 = std::pair<X1 const, X1*>;
50
51 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L2, std::is_volatile, void>, L2>));
52 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L2, std::is_const, void>, std::pair<void, X1*>>));
53 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_replace_if<L2, std::is_pointer, void>, std::pair<X1 const, void>>));
54 }
55
56 return boost::report_errors();
57 }
58