| // { dg-options "-std=gnu++2a" } |
| // { dg-do compile { target c++2a } } |
| |
| // Copyright (C) 2020-2021 Free Software Foundation, Inc. |
| // |
| // This file is part of the GNU ISO C++ Library. This library is free |
| // software; you can redistribute it and/or modify it under the |
| // terms of the GNU General Public License as published by the |
| // Free Software Foundation; either version 3, or (at your option) |
| // any later version. |
| |
| // This library is distributed in the hope that it will be useful, |
| // but WITHOUT ANY WARRANTY; without even the implied warranty of |
| // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| // GNU General Public License for more details. |
| |
| // You should have received a copy of the GNU General Public License along |
| // with this library; see the file COPYING3. If not see |
| // <http://www.gnu.org/licenses/>. |
| |
| // PR libstdc++/97613 |
| // Test year_month_weekday to sys_days conversion for extreme values of index(). |
| |
| #include <chrono> |
| |
| void |
| test01() |
| { |
| using namespace std::chrono; |
| using ymd = year_month_day; |
| |
| static_assert(ymd{sys_days{2020y/January/Sunday[0]}} == 2019y/December/29); |
| static_assert(ymd{sys_days{2020y/January/Monday[0]}} == 2019y/December/30); |
| static_assert(ymd{sys_days{2020y/January/Tuesday[0]}} == 2019y/December/31); |
| static_assert(ymd{sys_days{2020y/January/Wednesday[0]}} == 2019y/December/25); |
| static_assert(ymd{sys_days{2020y/January/Thursday[0]}} == 2019y/December/26); |
| static_assert(ymd{sys_days{2020y/January/Friday[0]}} == 2019y/December/27); |
| static_assert(ymd{sys_days{2020y/January/Saturday[0]}} == 2019y/December/28); |
| |
| static_assert((2020y).is_leap()); |
| static_assert(ymd{sys_days{2020y/March/Sunday[0]}} == 2020y/February/23); |
| static_assert(ymd{sys_days{2020y/March/Monday[0]}} == 2020y/February/24); |
| static_assert(ymd{sys_days{2020y/March/Tuesday[0]}} == 2020y/February/25); |
| static_assert(ymd{sys_days{2020y/March/Wednesday[0]}} == 2020y/February/26); |
| static_assert(ymd{sys_days{2020y/March/Thursday[0]}} == 2020y/February/27); |
| static_assert(ymd{sys_days{2020y/March/Friday[0]}} == 2020y/February/28); |
| static_assert(ymd{sys_days{2020y/March/Saturday[0]}} == 2020y/February/29); |
| |
| static_assert(!(2019y).is_leap()); |
| static_assert(ymd{sys_days{2019y/March/Sunday[0]}} == 2019y/February/24); |
| static_assert(ymd{sys_days{2019y/March/Monday[0]}} == 2019y/February/25); |
| static_assert(ymd{sys_days{2019y/March/Tuesday[0]}} == 2019y/February/26); |
| static_assert(ymd{sys_days{2019y/March/Wednesday[0]}} == 2019y/February/27); |
| static_assert(ymd{sys_days{2019y/March/Thursday[0]}} == 2019y/February/28); |
| static_assert(ymd{sys_days{2019y/March/Friday[0]}} == 2019y/February/22); |
| static_assert(ymd{sys_days{2019y/March/Saturday[0]}} == 2019y/February/23); |
| |
| static_assert(ymd{sys_days{2020y/December/Sunday[5]}} == 2021y/January/3); |
| static_assert(ymd{sys_days{2020y/December/Monday[5]}} == 2021y/January/4); |
| static_assert(ymd{sys_days{2020y/December/Tuesday[5]}} == 2020y/December/29); |
| static_assert(ymd{sys_days{2020y/December/Wednesday[5]}} == 2020y/December/30); |
| static_assert(ymd{sys_days{2020y/December/Thursday[5]}} == 2020y/December/31); |
| static_assert(ymd{sys_days{2020y/December/Friday[5]}} == 2021y/January/1); |
| static_assert(ymd{sys_days{2020y/December/Saturday[5]}} == 2021y/January/2); |
| } |