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 month_weekday;
13 // month_weekday represents the nth weekday of a month, of an as yet unspecified year.
14
15 // constexpr month_weekday(const chrono::month& m, const chrono::weekday_indexed& wdi) noexcept;
16 // Effects: Constructs an object of type month_weekday by initializing m_ with m, and wdi_ with wdi.
17 //
18 // constexpr chrono::month month() const noexcept;
19 // constexpr chrono::weekday_indexed weekday_indexed() const noexcept;
20 // constexpr bool ok() const noexcept;
21
22 #include <chrono>
23 #include <type_traits>
24 #include <cassert>
25
26 #include "test_macros.h"
27
main()28 int main()
29 {
30 using month_weekday = std::chrono::month_weekday;
31 using month = std::chrono::month;
32 using weekday = std::chrono::weekday;
33 using weekday_indexed = std::chrono::weekday_indexed;
34
35 ASSERT_NOEXCEPT(month_weekday{month{1}, weekday_indexed{weekday{}, 1}});
36
37 constexpr month_weekday md0{month{}, weekday_indexed{}};
38 static_assert( md0.month() == month{}, "");
39 static_assert( md0.weekday_indexed() == weekday_indexed{}, "");
40 static_assert(!md0.ok(), "");
41
42 constexpr month_weekday md1{std::chrono::January, weekday_indexed{std::chrono::Friday, 4}};
43 static_assert( md1.month() == std::chrono::January, "");
44 static_assert( md1.weekday_indexed() == weekday_indexed{std::chrono::Friday, 4}, "");
45 static_assert( md1.ok(), "");
46 }
47