================ @@ -0,0 +1,66 @@ +//===----------------------------------------------------------------------===// +// +// 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 +// UNSUPPORTED: no-filesystem, no-localization, no-tzdb + +// XFAIL: libcpp-has-no-experimental-tzdb +// XFAIL: availability-tzdb-missing + +// <chrono> + +// class time_zone; + +// template <class _Duration> +// local_time<common_type_t<Duration, seconds>> +// to_local(const sys_time<Duration>& tp) const; + +#include <chrono> +#include <format> +#include <cassert> +#include <string_view> + +#include "test_macros.h" +#include "assert_macros.h" +#include "concat_macros.h" + +int main(int, char**) { + // To make sure the test does not depend on changes in the database it uses a + // time zone with a fixed offset. + using namespace std::literals::chrono_literals; + + const std::chrono::time_zone* tz = std::chrono::locate_zone("Etc/GMT+1"); + + assert(tz->to_local(std::chrono::sys_time<std::chrono::nanoseconds>{-1ns}) == + std::chrono::local_time<std::chrono::nanoseconds>{-1ns - 1h}); + + assert(tz->to_local(std::chrono::sys_time<std::chrono::microseconds>{0us}) == + std::chrono::local_time<std::chrono::microseconds>{0us - 1h}); + + assert(tz->to_local( + std::chrono::sys_time<std::chrono::seconds>{std::chrono::sys_days{std::chrono::January / 1 / -21970}}) == + std::chrono::local_time<std::chrono::seconds>{ + (std::chrono::sys_days{std::chrono::January / 1 / -21970}).time_since_epoch() - 1h}); + + assert( + tz->to_local(std::chrono::sys_time<std::chrono::days>{std::chrono::sys_days{std::chrono::January / 1 / 21970}}) == + std::chrono::local_time<std::chrono::seconds>{ + (std::chrono::sys_days{std::chrono::January / 1 / 21970}).time_since_epoch() - 1h}); + + assert(tz->to_local(std::chrono::sys_time<std::chrono::weeks>{}) == + std::chrono::local_time<std::chrono::seconds>{ + (std::chrono::sys_days{std::chrono::January / 1 / 1970}).time_since_epoch() - 1h}); + + assert(tz->to_local(std::chrono::sys_time<std::chrono::months>{}) == + std::chrono::local_time<std::chrono::seconds>{ + (std::chrono::sys_days{std::chrono::January / 1 / 1970}).time_since_epoch() - 1h}); + + assert(tz->to_local(std::chrono::sys_time<std::chrono::years>{}) == + std::chrono::local_time<std::chrono::seconds>{ + (std::chrono::sys_days{std::chrono::January / 1 / 1970}).time_since_epoch() - 1h}); +} ---------------- ldionne wrote:
`return 0;` https://github.com/llvm/llvm-project/pull/91003 _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits
