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//===----------------------------------------------------------------------===//
//
// 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++03, c++11, c++14, c++17
// <chrono>
// class month_weekday_last;
// constexpr chrono::weekday_last weekday_last() const noexcept;
// Returns: wdl_
#include <chrono>
#include <type_traits>
#include <cassert>
#include "test_macros.h"
int main(int, char**)
{
using month = std::chrono::month;
using weekday = std::chrono::weekday;
using weekday_last = std::chrono::weekday_last;
using month_weekday_last = std::chrono::month_weekday_last;
constexpr month January = std::chrono::January;
constexpr weekday Tuesday = std::chrono::Tuesday;
constexpr weekday_last lastTuesday = weekday_last{Tuesday};
ASSERT_NOEXCEPT( std::declval<const month_weekday_last>().weekday_last());
ASSERT_SAME_TYPE(weekday_last, decltype(std::declval<const month_weekday_last>().weekday_last()));
static_assert( month_weekday_last{month{}, lastTuesday}.weekday_last() == lastTuesday, "");
for (unsigned i = 1; i <= 50; ++i)
{
month_weekday_last mdl(January, weekday_last{weekday{i}});
assert( mdl.weekday_last().weekday().c_encoding() == (i == 7 ? 0 : i));
}
return 0;
}
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