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;
12
13 // constexpr bool operator==(const month_weekday& x, const month_weekday& y) noexcept;
14 // Returns: x.month() == y.month() && x.day() == y.day().
15 //
16
17 #include <chrono>
18 #include <type_traits>
19 #include <cassert>
20
21 #include "test_macros.h"
22 #include "test_comparisons.h"
23
main(int,char **)24 int main(int, char**)
25 {
26 using month_weekday = std::chrono::month_weekday;
27 using month = std::chrono::month;
28 using weekday_indexed = std::chrono::weekday_indexed;
29 using weekday = std::chrono::weekday;
30
31 constexpr weekday Sunday = std::chrono::Sunday;
32 constexpr weekday Monday = std::chrono::Monday;
33
34 AssertComparisons2AreNoexcept<month_weekday>();
35 AssertComparisons2ReturnBool<month_weekday>();
36
37 static_assert( testComparisons2(
38 month_weekday{std::chrono::January, weekday_indexed{Sunday, 1}},
39 month_weekday{std::chrono::January, weekday_indexed{Sunday, 1}},
40 true), "");
41
42 static_assert( testComparisons2(
43 month_weekday{std::chrono::January, weekday_indexed{Sunday, 1}},
44 month_weekday{std::chrono::January, weekday_indexed{Sunday, 2}},
45 false), "");
46
47 static_assert( testComparisons2(
48 month_weekday{std::chrono::January, weekday_indexed{Sunday, 1}},
49 month_weekday{std::chrono::February, weekday_indexed{Sunday, 1}},
50 false), "");
51
52 static_assert( testComparisons2(
53 month_weekday{std::chrono::January, weekday_indexed{Monday, 1}},
54 month_weekday{std::chrono::January, weekday_indexed{Sunday, 2}},
55 false), "");
56
57 static_assert( testComparisons2(
58 month_weekday{std::chrono::January, weekday_indexed{Monday, 1}},
59 month_weekday{std::chrono::February, weekday_indexed{Sunday, 1}},
60 false), "");
61
62 // same day, different months
63 for (unsigned i = 1; i < 12; ++i)
64 for (unsigned j = 1; j < 12; ++j)
65 assert((testComparisons2(
66 month_weekday{month{i}, weekday_indexed{Sunday, 1}},
67 month_weekday{month{j}, weekday_indexed{Sunday, 1}},
68 i == j)));
69
70 // same month, different weeks
71 for (unsigned i = 1; i < 5; ++i)
72 for (unsigned j = 1; j < 5; ++j)
73 assert((testComparisons2(
74 month_weekday{month{2}, weekday_indexed{Sunday, i}},
75 month_weekday{month{2}, weekday_indexed{Sunday, j}},
76 i == j)));
77
78 // same month, different days
79 for (unsigned i = 0; i < 6; ++i)
80 for (unsigned j = 0; j < 6; ++j)
81 assert((testComparisons2(
82 month_weekday{month{2}, weekday_indexed{weekday{i}, 2}},
83 month_weekday{month{2}, weekday_indexed{weekday{j}, 2}},
84 i == j)));
85
86 return 0;
87 }
88