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 weekday_indexed;
12
13 // constexpr chrono::weekday weekday() const noexcept;
14 // Returns: wd_
15
16 #include <chrono>
17 #include <type_traits>
18 #include <cassert>
19
20 #include "test_macros.h"
21
main(int,char **)22 int main(int, char**)
23 {
24 using weekday = std::chrono::weekday;
25 using weekday_indexed = std::chrono::weekday_indexed;
26
27 ASSERT_NOEXCEPT( std::declval<const weekday_indexed>().weekday());
28 ASSERT_SAME_TYPE(std::chrono::weekday, decltype(std::declval<const weekday_indexed>().weekday()));
29
30 static_assert( weekday_indexed{}.weekday() == weekday{}, "");
31 static_assert( weekday_indexed{std::chrono::Tuesday, 0}.weekday() == std::chrono::Tuesday, "");
32
33 for (unsigned i = 0; i <= 6; ++i)
34 {
35 weekday_indexed wdi(weekday{i}, 2);
36 assert( wdi.weekday().c_encoding() == i);
37 }
38
39 return 0;
40 }
41