| //===----------------------------------------------------------------------===// |
| // |
| // 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 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" |
| #include "test_comparisons.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; |
| } |