48 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8// UNSUPPORTED: c++03, c++11, c++14, c++179 10// <chrono>11// class month_weekday;12// month_weekday represents the nth weekday of a month, of an as yet unspecified year.13 14// constexpr month_weekday(const chrono::month& m, const chrono::weekday_indexed& wdi) noexcept;15// Effects: Constructs an object of type month_weekday by initializing m_ with m, and wdi_ with wdi.16//17// constexpr chrono::month month() const noexcept;18// constexpr chrono::weekday_indexed weekday_indexed() const noexcept;19// constexpr bool ok() const noexcept;20 21#include <chrono>22#include <type_traits>23#include <cassert>24 25#include "test_macros.h"26 27int main(int, char**)28{29 using month_weekday = std::chrono::month_weekday;30 using month = std::chrono::month;31 using weekday = std::chrono::weekday;32 using weekday_indexed = std::chrono::weekday_indexed;33 34 ASSERT_NOEXCEPT(month_weekday{month{1}, weekday_indexed{weekday{}, 1}});35 36 constexpr month_weekday md0{month{}, weekday_indexed{}};37 static_assert( md0.month() == month{}, "");38 static_assert( md0.weekday_indexed() == weekday_indexed{}, "");39 static_assert(!md0.ok(), "");40 41 constexpr month_weekday md1{std::chrono::January, weekday_indexed{std::chrono::Friday, 4}};42 static_assert( md1.month() == std::chrono::January, "");43 static_assert( md1.weekday_indexed() == weekday_indexed{std::chrono::Friday, 4}, "");44 static_assert( md1.ok(), "");45 46 return 0;47}48