1
2 // Copyright 2017 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/bind.hpp>
11 #include <boost/mp11/list.hpp>
12 #include <boost/mp11/algorithm.hpp>
13 #include <boost/core/lightweight_test_trait.hpp>
14 #include <type_traits>
15 #include <tuple>
16 #include <utility>
17
18 struct X1 {};
19 struct X2 {};
20 struct X3 {};
21 struct X4 {};
22 struct X5 {};
23 struct X6 {};
24 struct X7 {};
25 struct X8 {};
26 struct X9 {};
27
28 template<class T> using add_pointer = T*;
29
main()30 int main()
31 {
32 using namespace boost::mp11;
33
34 BOOST_TEST_TRAIT_TRUE((std::is_same<_1::fn<X1>, X1>));
35 BOOST_TEST_TRAIT_TRUE((std::is_same<_1::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X1>));
36
37 BOOST_TEST_TRAIT_TRUE((std::is_same<_2::fn<X1, X2>, X2>));
38 BOOST_TEST_TRAIT_TRUE((std::is_same<_2::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X2>));
39
40 BOOST_TEST_TRAIT_TRUE((std::is_same<_3::fn<X1, X2, X3>, X3>));
41 BOOST_TEST_TRAIT_TRUE((std::is_same<_3::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X3>));
42
43 BOOST_TEST_TRAIT_TRUE((std::is_same<_4::fn<X1, X2, X3, X4>, X4>));
44 BOOST_TEST_TRAIT_TRUE((std::is_same<_4::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X4>));
45
46 BOOST_TEST_TRAIT_TRUE((std::is_same<_5::fn<X1, X2, X3, X4, X5>, X5>));
47 BOOST_TEST_TRAIT_TRUE((std::is_same<_5::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X5>));
48
49 BOOST_TEST_TRAIT_TRUE((std::is_same<_6::fn<X1, X2, X3, X4, X5, X6>, X6>));
50 BOOST_TEST_TRAIT_TRUE((std::is_same<_6::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X6>));
51
52 BOOST_TEST_TRAIT_TRUE((std::is_same<_7::fn<X1, X2, X3, X4, X5, X6, X7>, X7>));
53 BOOST_TEST_TRAIT_TRUE((std::is_same<_7::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X7>));
54
55 BOOST_TEST_TRAIT_TRUE((std::is_same<_8::fn<X1, X2, X3, X4, X5, X6, X7, X8>, X8>));
56 BOOST_TEST_TRAIT_TRUE((std::is_same<_8::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X8>));
57
58 BOOST_TEST_TRAIT_TRUE((std::is_same<_9::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X9>));
59
60 //
61
62 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _1>::fn<X1>, X1*>));
63 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _1>::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X1*>));
64
65 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _2>::fn<X1, X2>, X2*>));
66 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _2>::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X2*>));
67
68 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _3>::fn<X1, X2, X3>, X3*>));
69 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _3>::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X3*>));
70
71 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _4>::fn<X1, X2, X3, X4>, X4*>));
72 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _4>::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X4*>));
73
74 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _5>::fn<X1, X2, X3, X4, X5>, X5*>));
75 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _5>::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X5*>));
76
77 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _6>::fn<X1, X2, X3, X4, X5, X6>, X6*>));
78 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _6>::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X6*>));
79
80 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _7>::fn<X1, X2, X3, X4, X5, X6, X7>, X7*>));
81 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _7>::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X7*>));
82
83 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _8>::fn<X1, X2, X3, X4, X5, X6, X7, X8>, X8*>));
84 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _8>::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X8*>));
85
86 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bind<add_pointer, _9>::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, X9*>));
87
88 //
89
90 BOOST_TEST_TRAIT_TRUE((std::is_same<
91 mp_bind<std::tuple,
92 mp_bind<add_pointer, _9>,
93 mp_bind<add_pointer, _8>,
94 mp_bind<add_pointer, _7>,
95 mp_bind<add_pointer, _6>,
96 mp_bind<add_pointer, _5>,
97 mp_bind<add_pointer, _4>,
98 mp_bind<add_pointer, _3>,
99 mp_bind<add_pointer, _2>,
100 mp_bind<add_pointer, _1>
101 >::fn<X1, X2, X3, X4, X5, X6, X7, X8, X9>, std::tuple<X9*, X8*, X7*, X6*, X5*, X4*, X3*, X2*, X1*>>));
102
103 //
104
105 return boost::report_errors();
106 }
107