75 lines · cpp
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-exception6//7//===----------------------------------------------------------------------===//8// UNSUPPORTED: c++03, c++11, c++14, c++179 10// <chrono>11// class month_weekday_last;12 13// constexpr bool operator==(const month_weekday_last& x, const month_weekday_last& y) noexcept;14// Returns: x.month() == y.month()15//16// constexpr bool operator< (const month_weekday_last& x, const month_weekday_last& y) noexcept;17// Returns: x.month() < y.month()18 19 20#include <chrono>21#include <type_traits>22#include <cassert>23 24#include "test_macros.h"25#include "test_comparisons.h"26 27int main(int, char**)28{29 using month = std::chrono::month;30 using weekday_last = std::chrono::weekday_last;31 using weekday = std::chrono::weekday;32 using month_weekday_last = std::chrono::month_weekday_last;33 34 constexpr month January = std::chrono::January;35 constexpr weekday Tuesday = std::chrono::Tuesday;36 constexpr weekday Wednesday = std::chrono::Wednesday;37 38 AssertEqualityAreNoexcept<month_weekday_last>();39 AssertEqualityReturnBool<month_weekday_last>();40 41 static_assert( testEquality(42 month_weekday_last{std::chrono::January, weekday_last{Tuesday}},43 month_weekday_last{std::chrono::January, weekday_last{Tuesday}},44 true), "");45 46 static_assert( testEquality(47 month_weekday_last{std::chrono::January, weekday_last{Tuesday}},48 month_weekday_last{std::chrono::January, weekday_last{Wednesday}},49 false), "");50 51 // vary the months52 for (unsigned i = 1; i < 12; ++i)53 for (unsigned j = 1; j < 12; ++j)54 assert((testEquality(55 month_weekday_last{month{i}, weekday_last{Tuesday}},56 month_weekday_last{month{j}, weekday_last{Tuesday}},57 i == j)));58 59 // vary the weekday60 for (unsigned i = 0; i < 6; ++i)61 for (unsigned j = 0; j < 6; ++j)62 assert((testEquality(63 month_weekday_last{January, weekday_last{weekday{i}}},64 month_weekday_last{January, weekday_last{weekday{j}}},65 i == j)));66 67 // both different68 assert((testEquality(69 month_weekday_last{month{1}, weekday_last{weekday{1}}},70 month_weekday_last{month{2}, weekday_last{weekday{2}}},71 false)));72 73 return 0;74}75