| //===----------------------------------------------------------------------===// |
| // |
| // 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 weekday_indexed; |
| |
| // constexpr bool ok() const noexcept; |
| // Returns: wd_.ok() && 1 <= index_ && index_ <= 5 |
| |
| #include <chrono> |
| #include <type_traits> |
| #include <cassert> |
| |
| #include "test_macros.h" |
| |
| int main(int, char**) |
| { |
| using weekday = std::chrono::weekday; |
| using weekday_indexed = std::chrono::weekday_indexed; |
| |
| ASSERT_NOEXCEPT( std::declval<const weekday_indexed>().ok()); |
| ASSERT_SAME_TYPE(bool, decltype(std::declval<const weekday_indexed>().ok())); |
| |
| static_assert(!weekday_indexed{}.ok(), ""); |
| static_assert( weekday_indexed{std::chrono::Sunday, 2}.ok(), ""); |
| |
| assert(!(weekday_indexed(std::chrono::Tuesday, 0).ok())); |
| for (unsigned i = 1; i <= 5; ++i) |
| { |
| weekday_indexed wdi(std::chrono::Tuesday, i); |
| assert( wdi.ok()); |
| } |
| |
| for (unsigned i = 6; i <= 20; ++i) |
| { |
| weekday_indexed wdi(std::chrono::Tuesday, i); |
| assert(!wdi.ok()); |
| } |
| |
| // Not a valid weekday |
| assert(!(weekday_indexed(weekday{9U}, 1).ok())); |
| |
| return 0; |
| } |