44 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 year_month_weekday;12 13// constexpr chrono::weekday weekday() const noexcept;14// Returns: wdi_.weekday()15 16#include <chrono>17#include <cassert>18#include <type_traits>19#include <utility>20 21#include "test_macros.h"22 23int main(int, char**)24{25 using year = std::chrono::year;26 using month = std::chrono::month;27 using weekday = std::chrono::weekday;28 using weekday_indexed = std::chrono::weekday_indexed;29 using year_month_weekday = std::chrono::year_month_weekday;30 31 ASSERT_NOEXCEPT( std::declval<const year_month_weekday>().weekday());32 ASSERT_SAME_TYPE(weekday, decltype(std::declval<const year_month_weekday>().weekday()));33 34 static_assert( year_month_weekday{}.weekday() == weekday{}, "");35 36 for (unsigned i = 1; i <= 50; ++i)37 {38 year_month_weekday ymwd0(year{1234}, month{2}, weekday_indexed{weekday{i}, 1});39 assert(ymwd0.weekday().c_encoding() == (i == 7 ? 0 : i));40 }41 42 return 0;43}44