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_last;
13
14 // constexpr chrono::month month() const noexcept;
15 // Returns: wd_
16
17 #include <chrono>
18 #include <type_traits>
19 #include <cassert>
20
21 #include "test_macros.h"
22
main()23 int main()
24 {
25 using year = std::chrono::year;
26 using month = std::chrono::month;
27 using weekday = std::chrono::weekday;
28 using weekday_last = std::chrono::weekday_last;
29 using year_month_weekday_last = std::chrono::year_month_weekday_last;
30
31 ASSERT_NOEXCEPT( std::declval<const year_month_weekday_last>().month());
32 ASSERT_SAME_TYPE(month, decltype(std::declval<const year_month_weekday_last>().month()));
33
34 static_assert( year_month_weekday_last{year{}, month{}, weekday_last{weekday{}}}.month() == month{}, "");
35
36 for (unsigned i = 1; i <= 50; ++i)
37 {
38 year_month_weekday_last ymd(year{1234}, month{i}, weekday_last{weekday{}});
39 assert( static_cast<unsigned>(ymd.month()) == i);
40 }
41 }
42