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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++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;
}
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