1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17
// <chrono>
// class month_day_last;
// constexpr bool ok() const noexcept;
// Returns: m_.ok()
#include <chrono>
#include <type_traits>
#include <cassert>
#include "test_macros.h"
int main(int, char**)
{
using month = std::chrono::month;
using month_day_last = std::chrono::month_day_last;
ASSERT_NOEXCEPT( std::declval<const month_day_last>().ok());
ASSERT_SAME_TYPE(bool, decltype(std::declval<const month_day_last>().ok()));
static_assert(!month_day_last{month{}}.ok(), "");
static_assert( month_day_last{std::chrono::May}.ok(), "");
for (unsigned i = 1; i <= 12; ++i)
{
month_day_last mdl{month{i}};
assert( mdl.ok());
}
// If the month is not ok, all the days are bad
for (unsigned i = 13; i <= 50; ++i)
{
month_day_last mdl{month{i}};
assert(!mdl.ok());
}
return 0;
}
|
