40 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 9// UNSUPPORTED: c++03, c++11, c++14, c++1710// UNSUPPORTED: no-filesystem, no-localization, no-tzdb11 12// XFAIL: libcpp-has-no-experimental-tzdb13// XFAIL: availability-tzdb-missing14 15// <chrono>16 17// template<class Duration, class TimeZonePtr = const time_zone*>18// class zoned_time;19//20// zoned_time& operator=(const zoned_time&) = default;21 22#include <cassert>23#include <chrono>24#include <concepts>25 26int main(int, char**) {27 std::chrono::zoned_time<std::chrono::seconds> zt{std::chrono::sys_seconds{std::chrono::seconds{42}}};28 assert(zt.get_time_zone() == std::chrono::locate_zone("UTC"));29 assert(zt.get_sys_time() == std::chrono::sys_seconds{std::chrono::seconds{42}});30 31 std::chrono::zoned_time<std::chrono::seconds> copy;32 copy = zt;33 std::same_as<std::chrono::zoned_time<std::chrono::seconds>&> decltype(auto) result = (copy = zt);34 assert(&result == ©);35 assert(copy.get_time_zone() == std::chrono::locate_zone("UTC"));36 assert(copy.get_sys_time() == std::chrono::sys_seconds{std::chrono::seconds{42}});37 38 return 0;39}40