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
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
//===----------------------------------------------------------------------===//
//
// 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++98, c++03, c++11, c++14, c++17
// <chrono>
// class year_month_weekday;
// constexpr bool ok() const noexcept;
// Returns: m_.ok() && y_.ok().
#include <chrono>
#include <type_traits>
#include <cassert>
#include "test_macros.h"
int main()
{
using year = std::chrono::year;
using month = std::chrono::month;
using weekday = std::chrono::weekday;
using weekday_indexed = std::chrono::weekday_indexed;
using year_month_weekday = std::chrono::year_month_weekday;
constexpr month January = std::chrono::January;
constexpr weekday Tuesday = std::chrono::Tuesday;
ASSERT_NOEXCEPT( std::declval<const year_month_weekday>().ok());
ASSERT_SAME_TYPE(bool, decltype(std::declval<const year_month_weekday>().ok()));
static_assert(!year_month_weekday{}.ok(), "");
static_assert(!year_month_weekday{year{-32768}, month{}, weekday_indexed{}}.ok(), ""); // All three bad
static_assert(!year_month_weekday{year{-32768}, January, weekday_indexed{Tuesday, 1}}.ok(), ""); // Bad year
static_assert(!year_month_weekday{year{2019}, month{}, weekday_indexed{Tuesday, 1}}.ok(), ""); // Bad month
static_assert(!year_month_weekday{year{2019}, January, weekday_indexed{} }.ok(), ""); // Bad day
static_assert(!year_month_weekday{year{-32768}, month{}, weekday_indexed{Tuesday, 1}}.ok(), ""); // Bad year & month
static_assert(!year_month_weekday{year{2019}, month{}, weekday_indexed{} }.ok(), ""); // Bad month & day
static_assert(!year_month_weekday{year{-32768}, January, weekday_indexed{} }.ok(), ""); // Bad year & day
static_assert( year_month_weekday{year{2019}, January, weekday_indexed{Tuesday, 1}}.ok(), ""); // All OK
for (unsigned i = 0; i <= 50; ++i)
{
year_month_weekday ym{year{2019}, January, weekday_indexed{Tuesday, i}};
assert((ym.ok() == weekday_indexed{Tuesday, i}.ok()));
}
for (unsigned i = 0; i <= 50; ++i)
{
year_month_weekday ym{year{2019}, January, weekday_indexed{weekday{i}, 1}};
assert((ym.ok() == weekday_indexed{weekday{i}, 1}.ok()));
}
for (unsigned i = 0; i <= 50; ++i)
{
year_month_weekday ym{year{2019}, month{i}, weekday_indexed{Tuesday, 1}};
assert((ym.ok() == month{i}.ok()));
}
const int ymax = static_cast<int>(year::max());
for (int i = ymax - 100; i <= ymax + 100; ++i)
{
year_month_weekday ym{year{i}, January, weekday_indexed{Tuesday, 1}};
assert((ym.ok() == year{i}.ok()));
}
}
|
