139 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-localization11 12// TODO FMT This test should not require std::to_chars(floating-point)13// XFAIL: availability-fp_to_chars-missing14 15// XFAIL: libcpp-has-no-experimental-tzdb16 17// REQUIRES: locale.fr_FR.UTF-818// REQUIRES: locale.ja_JP.UTF-819 20// <chrono>21//22// template<class charT> struct formatter<chrono::sys_info, charT>;23 24#include <chrono>25#include <format>26 27#include <cassert>28#include <concepts>29#include <locale>30#include <iostream>31#include <type_traits>32 33#include "formatter_tests.h"34#include "make_string.h"35#include "platform_support.h" // locale name macros36#include "test_macros.h"37 38template <class CharT>39static void test_no_chrono_specs() {40// This test libc++ specific due to41// [time.zone.info.sys]/742// Effects: Streams out the sys_info object r in an unspecified format.43#ifdef _LIBCPP_VERSION44 using namespace std::literals::chrono_literals;45 namespace tz = std::chrono;46 47 std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));48 49 // Non localized output50 51 check(SV("[-10484-10-16 15:30:08, 14423-03-17 15:30:07) 00:00:00 0min \"TZ\""),52 SV("{}"),53 tz::sys_info{tz::sys_seconds::min(), tz::sys_seconds::max(), 0s, 0min, "TZ"});54 55 check(SV("[1970-01-01 00:00:00, 2038-12-31 00:00:00) 12:23:45 -67min \"DMY\""),56 SV("{}"),57 tz::sys_info{static_cast<tz::sys_days>(tz::year_month_day{1970y, tz::January, 1d}),58 static_cast<tz::sys_days>(tz::year_month_day{2038y, tz::December, 31d}),59 12h + 23min + 45s,60 -67min,61 "DMY"});62 63 std::locale::global(std::locale::classic());64#endif // _LIBCPP_VERSION65}66 67template <class CharT>68static void test_valid_values() {69 using namespace std::literals::chrono_literals;70 71 constexpr std::basic_string_view<CharT> fmt = SV("{:%%z='%z'%t%%Ez='%Ez'%t%%Oz='%Oz'%t%%Z='%Z'%n}");72 constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%z='%z'%t%%Ez='%Ez'%t%%Oz='%Oz'%t%%Z='%Z'%n}");73 74 const std::locale loc(LOCALE_ja_JP_UTF_8);75 std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));76 77 // Non localized output using C-locale78 check(SV("%z='-0200'\t%Ez='-02:00'\t%Oz='-02:00'\t%Z='NEG'\n"),79 fmt,80 std::chrono::sys_info{std::chrono::sys_seconds{0s}, std::chrono::sys_seconds{0s}, -2h, 0min, "NEG"});81 82 check(SV("%z='+0000'\t%Ez='+00:00'\t%Oz='+00:00'\t%Z='ZERO'\n"),83 fmt,84 std::chrono::sys_info{std::chrono::sys_seconds{0s}, std::chrono::sys_seconds{0s}, 0s, 0min, "ZERO"});85 86 check(SV("%z='+1115'\t%Ez='+11:15'\t%Oz='+11:15'\t%Z='POS'\n"),87 fmt,88 std::chrono::sys_info{std::chrono::sys_seconds{0s}, std::chrono::sys_seconds{0s}, 11h + 15min, 0min, "POS"});89 90 // Use the global locale (fr_FR)91 check(SV("%z='-0200'\t%Ez='-02:00'\t%Oz='-02:00'\t%Z='NEG'\n"),92 lfmt,93 std::chrono::sys_info{std::chrono::sys_seconds{0s}, std::chrono::sys_seconds{0s}, -2h, 0min, "NEG"});94 95 check(SV("%z='+0000'\t%Ez='+00:00'\t%Oz='+00:00'\t%Z='ZERO'\n"),96 lfmt,97 std::chrono::sys_info{std::chrono::sys_seconds{0s}, std::chrono::sys_seconds{0s}, 0s, 0min, "ZERO"});98 99 check(SV("%z='+1115'\t%Ez='+11:15'\t%Oz='+11:15'\t%Z='POS'\n"),100 lfmt,101 std::chrono::sys_info{std::chrono::sys_seconds{0s}, std::chrono::sys_seconds{0s}, 11h + 15min, 0min, "POS"});102 103 // Use supplied locale (ja_JP).104 check(loc,105 SV("%z='-0200'\t%Ez='-02:00'\t%Oz='-02:00'\t%Z='NEG'\n"),106 lfmt,107 std::chrono::sys_info{std::chrono::sys_seconds{0s}, std::chrono::sys_seconds{0s}, -2h, 0min, "NEG"});108 109 check(loc,110 SV("%z='+0000'\t%Ez='+00:00'\t%Oz='+00:00'\t%Z='ZERO'\n"),111 lfmt,112 std::chrono::sys_info{std::chrono::sys_seconds{0s}, std::chrono::sys_seconds{0s}, 0s, 0min, "ZERO"});113 114 check(loc,115 SV("%z='+1115'\t%Ez='+11:15'\t%Oz='+11:15'\t%Z='POS'\n"),116 lfmt,117 std::chrono::sys_info{std::chrono::sys_seconds{0s}, std::chrono::sys_seconds{0s}, 11h + 15min, 0min, "POS"});118 119 std::locale::global(std::locale::classic());120}121 122template <class CharT>123static void test() {124 test_no_chrono_specs<CharT>();125 test_valid_values<CharT>();126 127 check_invalid_types<CharT>({SV("z"), SV("Z"), SV("Ez"), SV("Oz")}, std::chrono::sys_info{});128}129 130int main(int, char**) {131 test<char>();132 133#ifndef TEST_HAS_NO_WIDE_CHARACTERS134 test<wchar_t>();135#endif136 137 return 0;138}139