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/integral.hpp>
11#include <boost/core/lightweight_test_trait.hpp>
12#include <type_traits>
13#include <cstddef>
14
15int main()
16{
17 using boost::mp11::mp_bool;
18
19 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bool<false>, std::integral_constant<bool, false>>));
20 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_bool<true>, std::integral_constant<bool, true>>));
21
22 using boost::mp11::mp_true;
23 using boost::mp11::mp_false;
24
25 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_false, std::integral_constant<bool, false>>));
26 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_true, std::integral_constant<bool, true>>));
27
28 using boost::mp11::mp_int;
29
30 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_int<0>, std::integral_constant<int, 0>>));
31 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_int<814>, std::integral_constant<int, 814>>));
32 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_int<-144>, std::integral_constant<int, -144>>));
33
34 using boost::mp11::mp_size_t;
35
36 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size_t<0>, std::integral_constant<std::size_t, 0>>));
37 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_size_t<1972>, std::integral_constant<std::size_t, 1972>>));
38
39 using boost::mp11::mp_to_bool;
40
41 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_to_bool<mp_false>, mp_false>));
42 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_to_bool<mp_true>, mp_true>));
43
44 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_to_bool<mp_int<0>>, mp_false>));
45 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_to_bool<mp_int<1>>, mp_true>));
46 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_to_bool<mp_int<107>>, mp_true>));
47 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_to_bool<mp_int<-1>>, mp_true>));
48 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_to_bool<mp_int<-91>>, mp_true>));
49
50 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_to_bool<mp_size_t<0>>, mp_false>));
51 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_to_bool<mp_size_t<1>>, mp_true>));
52 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_to_bool<mp_size_t<442>>, mp_true>));
53
54 using boost::mp11::mp_not;
55
56 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_not<mp_false>, mp_true>));
57 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_not<mp_true>, mp_false>));
58
59 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_not<mp_int<0>>, mp_true>));
60 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_not<mp_int<1>>, mp_false>));
61 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_not<mp_int<107>>, mp_false>));
62 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_not<mp_int<-1>>, mp_false>));
63 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_not<mp_int<-91>>, mp_false>));
64
65 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_not<mp_size_t<0>>, mp_true>));
66 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_not<mp_size_t<1>>, mp_false>));
67 BOOST_TEST_TRAIT_TRUE((std::is_same<mp_not<mp_size_t<442>>, mp_false>));
68
69 return boost::report_errors();
70}
71

source code of boost/libs/mp11/test/integral.cpp