1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 // UNSUPPORTED: c++03, c++11, c++14, c++17
9
10 // <chrono>
11 // class month_weekday_last;
12
13 // constexpr bool operator==(const month_weekday_last& x, const month_weekday_last& y) noexcept;
14 // Returns: x.month() == y.month()
15 //
16 // constexpr bool operator< (const month_weekday_last& x, const month_weekday_last& y) noexcept;
17 // Returns: x.month() < y.month()
18
19
20 #include <chrono>
21 #include <type_traits>
22 #include <cassert>
23
24 #include "test_macros.h"
25 #include "test_comparisons.h"
26
main(int,char **)27 int main(int, char**)
28 {
29 using month = std::chrono::month;
30 using weekday_last = std::chrono::weekday_last;
31 using weekday = std::chrono::weekday;
32 using month_weekday_last = std::chrono::month_weekday_last;
33
34 constexpr month January = std::chrono::January;
35 constexpr weekday Tuesday = std::chrono::Tuesday;
36 constexpr weekday Wednesday = std::chrono::Wednesday;
37
38 AssertComparisons2AreNoexcept<month_weekday_last>();
39 AssertComparisons2ReturnBool<month_weekday_last>();
40
41 static_assert( testComparisons2(
42 month_weekday_last{std::chrono::January, weekday_last{Tuesday}},
43 month_weekday_last{std::chrono::January, weekday_last{Tuesday}},
44 true), "");
45
46 static_assert( testComparisons2(
47 month_weekday_last{std::chrono::January, weekday_last{Tuesday}},
48 month_weekday_last{std::chrono::January, weekday_last{Wednesday}},
49 false), "");
50
51 // vary the months
52 for (unsigned i = 1; i < 12; ++i)
53 for (unsigned j = 1; j < 12; ++j)
54 assert((testComparisons2(
55 month_weekday_last{month{i}, weekday_last{Tuesday}},
56 month_weekday_last{month{j}, weekday_last{Tuesday}},
57 i == j)));
58
59 // vary the weekday
60 for (unsigned i = 0; i < 6; ++i)
61 for (unsigned j = 0; j < 6; ++j)
62 assert((testComparisons2(
63 month_weekday_last{January, weekday_last{weekday{i}}},
64 month_weekday_last{January, weekday_last{weekday{j}}},
65 i == j)));
66
67 // both different
68 assert((testComparisons2(
69 month_weekday_last{month{1}, weekday_last{weekday{1}}},
70 month_weekday_last{month{2}, weekday_last{weekday{2}}},
71 false)));
72
73 return 0;
74 }
75