1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17
10 
11 // <chrono>
12 // class year_month_weekday;
13 
14 // constexpr bool operator==(const year_month_weekday& x, const year_month_weekday& y) noexcept;
15 //   Returns: x.year() == y.year() && x.month() == y.month() && x.weekday_indexed() == y.weekday_indexed()
16 //
17 
18 
19 #include <chrono>
20 #include <type_traits>
21 #include <cassert>
22 
23 #include "test_macros.h"
24 #include "test_comparisons.h"
25 
main()26 int main()
27 {
28     using year               = std::chrono::year;
29     using month              = std::chrono::month;
30     using weekday_indexed    = std::chrono::weekday_indexed;
31     using weekday            = std::chrono::weekday;
32     using year_month_weekday = std::chrono::year_month_weekday;
33 
34     AssertComparisons2AreNoexcept<year_month_weekday>();
35     AssertComparisons2ReturnBool<year_month_weekday>();
36 
37     constexpr month January   = std::chrono::January;
38     constexpr month February  = std::chrono::February;
39     constexpr weekday Tuesday = std::chrono::Tuesday;
40 
41     static_assert( testComparisons2(
42         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 1}},
43         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 1}},
44         true), "");
45 
46 //  different day
47     static_assert( testComparisons2(
48         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 1}},
49         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 2}},
50         false), "");
51 
52 //  different month
53     static_assert( testComparisons2(
54         year_month_weekday{year{1234}, January,  weekday_indexed{Tuesday, 1}},
55         year_month_weekday{year{1234}, February, weekday_indexed{Tuesday, 1}},
56         false), "");
57 
58 //  different year
59     static_assert( testComparisons2(
60         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 1}},
61         year_month_weekday{year{1235}, January, weekday_indexed{Tuesday, 1}},
62         false), "");
63 
64 
65 //  different month and day
66     static_assert( testComparisons2(
67         year_month_weekday{year{1234}, January,  weekday_indexed{Tuesday, 1}},
68         year_month_weekday{year{1234}, February, weekday_indexed{Tuesday, 2}},
69         false), "");
70 
71 //  different year and month
72     static_assert( testComparisons2(
73         year_month_weekday{year{1234}, February, weekday_indexed{Tuesday, 1}},
74         year_month_weekday{year{1235}, January,  weekday_indexed{Tuesday, 1}},
75         false), "");
76 
77 //  different year and day
78     static_assert( testComparisons2(
79         year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, 2}},
80         year_month_weekday{year{1235}, January, weekday_indexed{Tuesday, 1}},
81         false), "");
82 
83 //  different year, month and day
84     static_assert( testComparisons2(
85         year_month_weekday{year{1234}, February, weekday_indexed{Tuesday, 2}},
86         year_month_weekday{year{1235}, January,  weekday_indexed{Tuesday, 1}},
87         false), "");
88 
89 
90 //  same year, different days
91     for (unsigned i = 1; i < 28; ++i)
92         for (unsigned j = 1; j < 28; ++j)
93             assert((testComparisons2(
94                 year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, i}},
95                 year_month_weekday{year{1234}, January, weekday_indexed{Tuesday, j}},
96                 i == j)));
97 
98 //  same year, different months
99     for (unsigned i = 1; i < 12; ++i)
100         for (unsigned j = 1; j < 12; ++j)
101             assert((testComparisons2(
102                 year_month_weekday{year{1234}, month{i}, weekday_indexed{Tuesday, 1}},
103                 year_month_weekday{year{1234}, month{j}, weekday_indexed{Tuesday, 1}},
104                 i == j)));
105 
106 //  same month, different years
107     for (int i = 1000; i < 20; ++i)
108         for (int j = 1000; j < 20; ++j)
109         assert((testComparisons2(
110             year_month_weekday{year{i}, January, weekday_indexed{Tuesday, 1}},
111             year_month_weekday{year{j}, January, weekday_indexed{Tuesday, 1}},
112             i == j)));
113 }
114