166 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// UNSUPPORTED: GCC-ALWAYS_INLINE-FIXME12 13// TODO FMT This test should not require std::to_chars(floating-point)14// XFAIL: availability-fp_to_chars-missing15 16// XFAIL: libcpp-has-no-experimental-tzdb17// XFAIL: availability-tzdb-missing18 19// REQUIRES: locale.fr_FR.UTF-820// REQUIRES: locale.ja_JP.UTF-821 22// <chrono>23 24// using utc_time = ...;25 26// template<class charT, class traits, class Duration>27// basic_ostream<charT, traits>&28// operator<<(basic_ostream<charT, traits>& os, const utc_time<Duration>& tp);29 30#include <chrono>31#include <cassert>32#include <ratio>33#include <sstream>34 35#include "make_string.h"36#include "platform_support.h" // locale name macros37#include "test_macros.h"38 39#define SV(S) MAKE_STRING_VIEW(CharT, S)40 41template <class CharT, class Duration>42static std::basic_string<CharT> stream_c_locale(std::chrono::utc_time<Duration> time_point) {43 std::basic_stringstream<CharT> sstr;44 sstr << std::fixed << time_point;45 return sstr.str();46}47 48template <class CharT, class Duration>49static std::basic_string<CharT> stream_fr_FR_locale(std::chrono::utc_time<Duration> time_point) {50 std::basic_stringstream<CharT> sstr;51 const std::locale locale(LOCALE_fr_FR_UTF_8);52 sstr.imbue(locale);53 sstr << std::fixed << time_point;54 return sstr.str();55}56 57template <class CharT, class Duration>58static std::basic_string<CharT> stream_ja_JP_locale(std::chrono::utc_time<Duration> time_point) {59 std::basic_stringstream<CharT> sstr;60 const std::locale locale(LOCALE_ja_JP_UTF_8);61 sstr.imbue(locale);62 sstr << std::fixed << time_point;63 return sstr.str();64}65 66template <class CharT>67static void test_c() {68 using namespace std::literals::chrono_literals;69 70 assert(stream_c_locale<CharT>(std::chrono::utc_time<std::chrono::nanoseconds>{946'688'523'123'456'789ns}) ==71 SV("2000-01-01 01:01:41.123456789"));72 assert(stream_c_locale<CharT>(std::chrono::utc_time<std::chrono::microseconds>{946'688'523'123'456us}) ==73 SV("2000-01-01 01:01:41.123456"));74 75 assert(stream_c_locale<CharT>(std::chrono::utc_time<std::chrono::milliseconds>{946'684'822'123ms}) ==76 SV("2000-01-01 00:00:00.123"));77 assert(stream_c_locale<CharT>(std::chrono::utc_seconds{1'234'567'890s}) == SV("2009-02-13 23:31:06"));78 assert(stream_c_locale<CharT>(std::chrono::utc_time<std::chrono::minutes>{20'576'131min}) ==79 SV("2009-02-13 23:30:36"));80 assert(stream_c_locale<CharT>(std::chrono::utc_time<std::chrono::hours>{342'935h}) == SV("2009-02-13 22:59:36"));81 82 assert(stream_c_locale<CharT>(std::chrono::utc_time<std::chrono::duration<signed char, std::ratio<2, 1>>>{83 std::chrono::duration<signed char, std::ratio<2, 1>>{60}}) == SV("1970-01-01 00:02:00"));84 assert(stream_c_locale<CharT>(std::chrono::utc_time<std::chrono::duration<short, std::ratio<1, 2>>>{85 std::chrono::duration<short, std::ratio<1, 2>>{3600}}) == SV("1970-01-01 00:30:00.0"));86 assert(stream_c_locale<CharT>(std::chrono::utc_time<std::chrono::duration<int, std::ratio<1, 4>>>{87 std::chrono::duration<int, std::ratio<1, 4>>{3600}}) == SV("1970-01-01 00:15:00.00"));88 assert(stream_c_locale<CharT>(std::chrono::utc_time<std::chrono::duration<long, std::ratio<1, 10>>>{89 std::chrono::duration<long, std::ratio<1, 10>>{36611}}) == SV("1970-01-01 01:01:01.1"));90 assert(stream_c_locale<CharT>(std::chrono::utc_time<std::chrono::duration<long long, std::ratio<1, 100>>>{91 std::chrono::duration<long long, std::ratio<1, 100>>{12'345'678'9010}}) == SV("2009-02-13 23:31:06.10"));92}93 94template <class CharT>95static void test_fr_FR() {96 using namespace std::literals::chrono_literals;97 98 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_time<std::chrono::nanoseconds>{946'688'523'123'456'789ns}) ==99 SV("2000-01-01 01:01:41,123456789"));100 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_time<std::chrono::microseconds>{946'688'523'123'456us}) ==101 SV("2000-01-01 01:01:41,123456"));102 103 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_time<std::chrono::milliseconds>{946'684'822'123ms}) ==104 SV("2000-01-01 00:00:00,123"));105 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_seconds{1'234'567'890s}) == SV("2009-02-13 23:31:06"));106 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_time<std::chrono::minutes>{20'576'131min}) ==107 SV("2009-02-13 23:30:36"));108 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_time<std::chrono::hours>{342'935h}) == SV("2009-02-13 22:59:36"));109 110 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_time<std::chrono::duration<signed char, std::ratio<2, 1>>>{111 std::chrono::duration<signed char, std::ratio<2, 1>>{60}}) == SV("1970-01-01 00:02:00"));112 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_time<std::chrono::duration<short, std::ratio<1, 2>>>{113 std::chrono::duration<short, std::ratio<1, 2>>{3600}}) == SV("1970-01-01 00:30:00,0"));114 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_time<std::chrono::duration<int, std::ratio<1, 4>>>{115 std::chrono::duration<int, std::ratio<1, 4>>{3600}}) == SV("1970-01-01 00:15:00,00"));116 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_time<std::chrono::duration<long, std::ratio<1, 10>>>{117 std::chrono::duration<long, std::ratio<1, 10>>{36611}}) == SV("1970-01-01 01:01:01,1"));118 assert(stream_fr_FR_locale<CharT>(std::chrono::utc_time<std::chrono::duration<long long, std::ratio<1, 100>>>{119 std::chrono::duration<long long, std::ratio<1, 100>>{12'345'678'9010}}) == SV("2009-02-13 23:31:06,10"));120}121 122template <class CharT>123static void test_ja_JP() {124 using namespace std::literals::chrono_literals;125 126 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_time<std::chrono::nanoseconds>{946'688'523'123'456'789ns}) ==127 SV("2000-01-01 01:01:41.123456789"));128 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_time<std::chrono::microseconds>{946'688'523'123'456us}) ==129 SV("2000-01-01 01:01:41.123456"));130 131 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_time<std::chrono::milliseconds>{946'684'822'123ms}) ==132 SV("2000-01-01 00:00:00.123"));133 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_seconds{1'234'567'890s}) == SV("2009-02-13 23:31:06"));134 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_time<std::chrono::minutes>{20'576'131min}) ==135 SV("2009-02-13 23:30:36"));136 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_time<std::chrono::hours>{342'935h}) == SV("2009-02-13 22:59:36"));137 138 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_time<std::chrono::duration<signed char, std::ratio<2, 1>>>{139 std::chrono::duration<signed char, std::ratio<2, 1>>{60}}) == SV("1970-01-01 00:02:00"));140 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_time<std::chrono::duration<short, std::ratio<1, 2>>>{141 std::chrono::duration<short, std::ratio<1, 2>>{3600}}) == SV("1970-01-01 00:30:00.0"));142 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_time<std::chrono::duration<int, std::ratio<1, 4>>>{143 std::chrono::duration<int, std::ratio<1, 4>>{3600}}) == SV("1970-01-01 00:15:00.00"));144 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_time<std::chrono::duration<long, std::ratio<1, 10>>>{145 std::chrono::duration<long, std::ratio<1, 10>>{36611}}) == SV("1970-01-01 01:01:01.1"));146 assert(stream_ja_JP_locale<CharT>(std::chrono::utc_time<std::chrono::duration<long long, std::ratio<1, 100>>>{147 std::chrono::duration<long long, std::ratio<1, 100>>{12'345'678'9010}}) == SV("2009-02-13 23:31:06.10"));148}149 150template <class CharT>151static void test() {152 test_c<CharT>();153 test_fr_FR<CharT>();154 test_ja_JP<CharT>();155}156 157int main(int, char**) {158 test<char>();159 160#ifndef TEST_HAS_NO_WIDE_CHARACTERS161 test<wchar_t>();162#endif163 164 return 0;165}166