| 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| 4 | // See https://llvm.org/LICENSE.txt for license information. |
| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| 6 | // |
| 7 | //===----------------------------------------------------------------------===// |
| 8 | |
| 9 | // UNSUPPORTED: c++98, c++03, c++11, c++14, c++17 |
| 10 | |
| 11 | // <chrono> |
| 12 | // class year_month_day_last; |
| 13 | |
| 14 | // constexpr bool operator==(const year_month_day_last& x, const year_month_day_last& y) noexcept; |
| 15 | // constexpr bool operator<=>(const year_month_day_last& x, const year_month_day_last& y) noexcept; |
| 16 | |
| 17 | #include <chrono> |
| 18 | #include <type_traits> |
| 19 | #include <cassert> |
| 20 | |
| 21 | #include "test_macros.h" |
| 22 | #include "test_comparisons.h" |
| 23 | |
| 24 | constexpr bool test() { |
| 25 | using year = std::chrono::year; |
| 26 | using month = std::chrono::month; |
| 27 | using month_day_last = std::chrono::month_day_last; |
| 28 | using year_month_day_last = std::chrono::year_month_day_last; |
| 29 | |
| 30 | constexpr month January = std::chrono::January; |
| 31 | constexpr month February = std::chrono::February; |
| 32 | |
| 33 | assert(testOrder(year_month_day_last{year{1234}, month_day_last{January}}, |
| 34 | year_month_day_last{year{1234}, month_day_last{January}}, |
| 35 | std::strong_ordering::equal)); |
| 36 | |
| 37 | // different month |
| 38 | assert(testOrder(year_month_day_last{year{1234}, month_day_last{January}}, |
| 39 | year_month_day_last{year{1234}, month_day_last{February}}, |
| 40 | std::strong_ordering::less)); |
| 41 | |
| 42 | // different year |
| 43 | assert(testOrder(year_month_day_last{year{1234}, month_day_last{January}}, |
| 44 | year_month_day_last{year{1235}, month_day_last{January}}, |
| 45 | std::strong_ordering::less)); |
| 46 | |
| 47 | // different year and month |
| 48 | assert(testOrder(year_month_day_last{year{1234}, month_day_last{February}}, |
| 49 | year_month_day_last{year{1235}, month_day_last{January}}, |
| 50 | std::strong_ordering::less)); |
| 51 | |
| 52 | // same year, different months |
| 53 | for (unsigned i = 1; i < 12; ++i) |
| 54 | for (unsigned j = 1; j < 12; ++j) |
| 55 | assert((testOrder(year_month_day_last{year{1234}, month_day_last{month{i}}}, |
| 56 | year_month_day_last{year{1234}, month_day_last{month{j}}}, |
| 57 | i == j ? std::strong_ordering::equal |
| 58 | : i < j ? std::strong_ordering::less |
| 59 | : std::strong_ordering::greater))); |
| 60 | |
| 61 | // same month, different years |
| 62 | for (int i = 1000; i < 1010; ++i) |
| 63 | for (int j = 1000; j < 1010; ++j) |
| 64 | assert((testOrder(year_month_day_last{year{i}, month_day_last{January}}, |
| 65 | year_month_day_last{year{j}, month_day_last{January}}, |
| 66 | i == j ? std::strong_ordering::equal |
| 67 | : i < j ? std::strong_ordering::less |
| 68 | : std::strong_ordering::greater))); |
| 69 | return true; |
| 70 | } |
| 71 | |
| 72 | int main(int, char**) { |
| 73 | using year_month_day_last = std::chrono::year_month_day_last; |
| 74 | AssertOrderAreNoexcept<year_month_day_last>(); |
| 75 | AssertOrderReturn<std::strong_ordering, year_month_day_last>(); |
| 76 | |
| 77 | test(); |
| 78 | static_assert(test()); |
| 79 | |
| 80 | return 0; |
| 81 | } |
| 82 | |