| //===----------------------------------------------------------------------===// |
| // |
| // 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 month_weekday; |
| |
| // constexpr bool ok() const noexcept; |
| // Returns: m_.ok() && wdi_.ok(). |
| |
| #include <chrono> |
| #include <type_traits> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| int main(int, char**) |
| { |
| using month_weekday = std::chrono::month_weekday; |
| using month = std::chrono::month; |
| using weekday = std::chrono::weekday; |
| using weekday_indexed = std::chrono::weekday_indexed; |
| |
| constexpr weekday Sunday = std::chrono::Sunday; |
| |
| ASSERT_NOEXCEPT( std::declval<const month_weekday>().ok()); |
| ASSERT_SAME_TYPE(bool, decltype(std::declval<const month_weekday>().ok())); |
| |
| static_assert(!month_weekday{month{}, weekday_indexed{}}.ok(), ""); |
| static_assert( month_weekday{std::chrono::May, weekday_indexed{Sunday, 2}}.ok(), ""); |
| |
| assert(!(month_weekday(std::chrono::April, weekday_indexed{Sunday, 0}).ok())); |
| assert( (month_weekday{std::chrono::March, weekday_indexed{Sunday, 1}}.ok())); |
| |
| for (unsigned i = 1; i <= 12; ++i) |
| for (unsigned j = 0; j <= 6; ++j) |
| { |
| month_weekday mwd{month{i}, weekday_indexed{Sunday, j}}; |
| assert(mwd.ok() == (j >= 1 && j <= 5)); |
| } |
| |
| // If the month is not ok, all the weekday_indexed are bad |
| for (unsigned i = 1; i <= 10; ++i) |
| assert(!(month_weekday{month{13}, weekday_indexed{Sunday, i}}.ok())); |
| |
| return 0; |
| } |