tile/third_party/date/test/date_test/weekday_indexed.pass.cpp

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2024-06-11 19:13:30 +08:00
// The MIT License (MIT)
//
// Copyright (c) 2015, 2016 Howard Hinnant
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
// class weekday_indexed
// {
// public:
// weekday_indexed() = default;
// constexpr weekday_indexed(const date::weekday& wd, unsigned index) noexcept;
//
// constexpr date::weekday weekday() const noexcept;
// constexpr unsigned index() const noexcept;
// constexpr bool ok() const noexcept;
// };
//
// constexpr bool operator==(const weekday_indexed& x, const weekday_indexed& y) noexcept;
// constexpr bool operator!=(const weekday_indexed& x, const weekday_indexed& y) noexcept;
//
// std::ostream& operator<<(std::ostream& os, const weekday_indexed& wdi);
#include "date.h"
#include <cassert>
#include <sstream>
#include <type_traits>
static_assert( std::is_trivially_destructible<date::weekday_indexed>{}, "");
static_assert( std::is_default_constructible<date::weekday_indexed>{}, "");
static_assert( std::is_trivially_copy_constructible<date::weekday_indexed>{}, "");
static_assert( std::is_trivially_copy_assignable<date::weekday_indexed>{}, "");
static_assert( std::is_trivially_move_constructible<date::weekday_indexed>{}, "");
static_assert( std::is_trivially_move_assignable<date::weekday_indexed>{}, "");
static_assert(std::is_nothrow_constructible<date::weekday_indexed, date::weekday,
unsigned>{}, "");
int
main()
{
using namespace date;
constexpr weekday_indexed wdi = sun[1];
static_assert(wdi.weekday() == sun, "");
static_assert(wdi.index() == 1, "");
static_assert(wdi.ok(), "");
static_assert(wdi == weekday_indexed{sun, 1}, "");
static_assert(wdi != weekday_indexed{sun, 2}, "");
static_assert(wdi != weekday_indexed{mon, 1}, "");
std::ostringstream os;
os << wdi;
assert(os.str() == "Sun[1]");
}