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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 year_month;
// constexpr year_month operator/(const year& y, const month& m) noexcept;
// Returns: {y, m}.
//
// constexpr year_month operator/(const year& y, int m) noexcept;
// Returns: y / month(m).
#include <chrono>
#include <type_traits>
#include <cassert>
#include "test_macros.h"
int main(int, char**)
{
using month = std::chrono::month;
using year = std::chrono::year;
using year_month = std::chrono::year_month;
constexpr month February = std::chrono::February;
{ // operator/(const year& y, const month& m)
ASSERT_NOEXCEPT ( year{2018}/February);
ASSERT_SAME_TYPE(year_month, decltype(year{2018}/February));
static_assert((year{2018}/February).year() == year{2018}, "");
static_assert((year{2018}/February).month() == month{2}, "");
for (int i = 1000; i <= 1030; ++i)
for (unsigned j = 1; j <= 12; ++j)
{
year_month ym = year{i}/month{j};
assert(static_cast<int>(ym.year()) == i);
assert(static_cast<unsigned>(ym.month()) == j);
}
}
{ // operator/(const year& y, const int m)
ASSERT_NOEXCEPT ( year{2018}/4);
ASSERT_SAME_TYPE(year_month, decltype(year{2018}/4));
static_assert((year{2018}/2).year() == year{2018}, "");
static_assert((year{2018}/2).month() == month{2}, "");
for (int i = 1000; i <= 1030; ++i)
for (unsigned j = 1; j <= 12; ++j)
{
year_month ym = year{i}/j;
assert(static_cast<int>(ym.year()) == i);
assert(static_cast<unsigned>(ym.month()) == j);
}
}
return 0;
}
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