212 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// 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// TODO FMT Investigate Windows issues.17// XFAIL: msvc18 19// REQUIRES: locale.fr_FR.UTF-820// REQUIRES: locale.ja_JP.UTF-821 22// <chrono>23 24// template<class charT> struct formatter<chrono::weekday, charT>;25 26#include <chrono>27#include <format>28 29#include <cassert>30#include <concepts>31#include <locale>32#include <iostream>33#include <type_traits>34 35#include "formatter_tests.h"36#include "make_string.h"37#include "platform_support.h" // locale name macros38#include "test_macros.h"39 40template <class CharT>41static void test_no_chrono_specs() {42 using namespace std::literals::chrono_literals;43 44 // Valid day45 check(SV("Sun"), SV("{}"), std::chrono::weekday(0));46 47 // Invalid day48 check(SV("8 is not a valid weekday"), SV("{}"), std::chrono::weekday(8));49}50 51template <class CharT>52static void test_valid_values() {53 constexpr std::basic_string_view<CharT> fmt =54 SV("{:%%u='%u'%t%%Ou='%Ou'%t%%w='%w'%t%%Ow='%Ow'%t%%a='%a'%t%%A='%A'%n}");55 constexpr std::basic_string_view<CharT> lfmt =56 SV("{:L%%u='%u'%t%%Ou='%Ou'%t%%w='%w'%t%%Ow='%Ow'%t%%a='%a'%t%%A='%A'%n}");57 58 const std::locale loc(LOCALE_ja_JP_UTF_8);59 std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));60 61 // Non localized output using C-locale62 check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='Sun'\t%A='Sunday'\n"), fmt, std::chrono::weekday(0));63 check(SV("%u='1'\t%Ou='1'\t%w='1'\t%Ow='1'\t%a='Mon'\t%A='Monday'\n"), fmt, std::chrono::weekday(1));64 check(SV("%u='2'\t%Ou='2'\t%w='2'\t%Ow='2'\t%a='Tue'\t%A='Tuesday'\n"), fmt, std::chrono::weekday(2));65 check(SV("%u='3'\t%Ou='3'\t%w='3'\t%Ow='3'\t%a='Wed'\t%A='Wednesday'\n"), fmt, std::chrono::weekday(3));66 check(SV("%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\t%a='Thu'\t%A='Thursday'\n"), fmt, std::chrono::weekday(4));67 check(SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\t%a='Fri'\t%A='Friday'\n"), fmt, std::chrono::weekday(5));68 check(SV("%u='6'\t%Ou='6'\t%w='6'\t%Ow='6'\t%a='Sat'\t%A='Saturday'\n"), fmt, std::chrono::weekday(6));69 check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='Sun'\t%A='Sunday'\n"), fmt, std::chrono::weekday(7));70 71#if defined(__APPLE__)72 // Use the global locale (fr_FR)73 check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='Dim'\t%A='Dimanche'\n"), lfmt, std::chrono::weekday(0));74 check(SV("%u='1'\t%Ou='1'\t%w='1'\t%Ow='1'\t%a='Lun'\t%A='Lundi'\n"), lfmt, std::chrono::weekday(1));75 check(SV("%u='2'\t%Ou='2'\t%w='2'\t%Ow='2'\t%a='Mar'\t%A='Mardi'\n"), lfmt, std::chrono::weekday(2));76 check(SV("%u='3'\t%Ou='3'\t%w='3'\t%Ow='3'\t%a='Mer'\t%A='Mercredi'\n"), lfmt, std::chrono::weekday(3));77 check(SV("%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\t%a='Jeu'\t%A='Jeudi'\n"), lfmt, std::chrono::weekday(4));78 check(SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\t%a='Ven'\t%A='Vendredi'\n"), lfmt, std::chrono::weekday(5));79 check(SV("%u='6'\t%Ou='6'\t%w='6'\t%Ow='6'\t%a='Sam'\t%A='Samedi'\n"), lfmt, std::chrono::weekday(6));80 check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='Dim'\t%A='Dimanche'\n"), lfmt, std::chrono::weekday(7));81#else82 // Use the global locale (fr_FR)83 check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='dim.'\t%A='dimanche'\n"), lfmt, std::chrono::weekday(0));84 check(SV("%u='1'\t%Ou='1'\t%w='1'\t%Ow='1'\t%a='lun.'\t%A='lundi'\n"), lfmt, std::chrono::weekday(1));85 check(SV("%u='2'\t%Ou='2'\t%w='2'\t%Ow='2'\t%a='mar.'\t%A='mardi'\n"), lfmt, std::chrono::weekday(2));86 check(SV("%u='3'\t%Ou='3'\t%w='3'\t%Ow='3'\t%a='mer.'\t%A='mercredi'\n"), lfmt, std::chrono::weekday(3));87 check(SV("%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\t%a='jeu.'\t%A='jeudi'\n"), lfmt, std::chrono::weekday(4));88 check(SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\t%a='ven.'\t%A='vendredi'\n"), lfmt, std::chrono::weekday(5));89 check(SV("%u='6'\t%Ou='6'\t%w='6'\t%Ow='6'\t%a='sam.'\t%A='samedi'\n"), lfmt, std::chrono::weekday(6));90 check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='dim.'\t%A='dimanche'\n"), lfmt, std::chrono::weekday(7));91#endif92 93 // Use supplied locale (ja_JP).94 // This locale has a different alternate, but not on all platforms95#if defined(_WIN32) || defined(__APPLE__) || defined(_AIX) || defined(__FreeBSD__)96 check(loc, SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='日'\t%A='日曜日'\n"), lfmt, std::chrono::weekday(0));97 check(loc, SV("%u='1'\t%Ou='1'\t%w='1'\t%Ow='1'\t%a='月'\t%A='月曜日'\n"), lfmt, std::chrono::weekday(1));98 check(loc, SV("%u='2'\t%Ou='2'\t%w='2'\t%Ow='2'\t%a='火'\t%A='火曜日'\n"), lfmt, std::chrono::weekday(2));99 check(loc, SV("%u='3'\t%Ou='3'\t%w='3'\t%Ow='3'\t%a='水'\t%A='水曜日'\n"), lfmt, std::chrono::weekday(3));100 check(loc, SV("%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\t%a='木'\t%A='木曜日'\n"), lfmt, std::chrono::weekday(4));101 check(loc, SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\t%a='金'\t%A='金曜日'\n"), lfmt, std::chrono::weekday(5));102 check(loc, SV("%u='6'\t%Ou='6'\t%w='6'\t%Ow='6'\t%a='土'\t%A='土曜日'\n"), lfmt, std::chrono::weekday(6));103 check(loc, SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='日'\t%A='日曜日'\n"), lfmt, std::chrono::weekday(7));104#else105 check(loc, SV("%u='7'\t%Ou='七'\t%w='0'\t%Ow='〇'\t%a='日'\t%A='日曜日'\n"), lfmt, std::chrono::weekday(0));106 check(loc, SV("%u='1'\t%Ou='一'\t%w='1'\t%Ow='一'\t%a='月'\t%A='月曜日'\n"), lfmt, std::chrono::weekday(1));107 check(loc, SV("%u='2'\t%Ou='二'\t%w='2'\t%Ow='二'\t%a='火'\t%A='火曜日'\n"), lfmt, std::chrono::weekday(2));108 check(loc, SV("%u='3'\t%Ou='三'\t%w='3'\t%Ow='三'\t%a='水'\t%A='水曜日'\n"), lfmt, std::chrono::weekday(3));109 check(loc, SV("%u='4'\t%Ou='四'\t%w='4'\t%Ow='四'\t%a='木'\t%A='木曜日'\n"), lfmt, std::chrono::weekday(4));110 check(loc, SV("%u='5'\t%Ou='五'\t%w='5'\t%Ow='五'\t%a='金'\t%A='金曜日'\n"), lfmt, std::chrono::weekday(5));111 check(loc, SV("%u='6'\t%Ou='六'\t%w='6'\t%Ow='六'\t%a='土'\t%A='土曜日'\n"), lfmt, std::chrono::weekday(6));112 check(loc, SV("%u='7'\t%Ou='七'\t%w='0'\t%Ow='〇'\t%a='日'\t%A='日曜日'\n"), lfmt, std::chrono::weekday(7));113#endif114 115 std::locale::global(std::locale::classic());116}117 118template <class CharT>119static void test_invalid_values() {120 // Test that %a and %A throw an exception.121 check_exception("Formatting a weekday name needs a valid weekday", SV("{:%a}"), std::chrono::weekday(8));122 check_exception("Formatting a weekday name needs a valid weekday", SV("{:%a}"), std::chrono::weekday(255));123 check_exception("Formatting a weekday name needs a valid weekday", SV("{:%A}"), std::chrono::weekday(8));124 check_exception("Formatting a weekday name needs a valid weekday", SV("{:%A}"), std::chrono::weekday(255));125 126 constexpr std::basic_string_view<CharT> fmt = SV("{:%%u='%u'%t%%Ou='%Ou'%t%%w='%w'%t%%Ow='%Ow'%n}");127 constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%u='%u'%t%%Ou='%Ou'%t%%w='%w'%t%%Ow='%Ow'%n}");128 129 const std::locale loc(LOCALE_ja_JP_UTF_8);130 std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));131 132#if defined(__APPLE__) || defined(__FreeBSD__)133 // Non localized output using C-locale134 check(SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), fmt, std::chrono::weekday(8));135 check(SV("%u='255'\t%Ou='255'\t%w='255'\t%Ow='255'\n"), fmt, std::chrono::weekday(255));136 137 // Use the global locale (fr_FR)138 check(SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), lfmt, std::chrono::weekday(8));139 check(SV("%u='255'\t%Ou='255'\t%w='255'\t%Ow='255'\n"), lfmt, std::chrono::weekday(255));140 141 // Use supplied locale (ja_JP). This locale has a different alternate.142 check(loc, SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), lfmt, std::chrono::weekday(8));143 check(loc, SV("%u='255'\t%Ou='255'\t%w='255'\t%Ow='255'\n"), lfmt, std::chrono::weekday(255));144#elif defined(_AIX) // defined(__APPLE__) || defined(__FreeBSD__)145 // Non localized output using C-locale146 check(SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), fmt, std::chrono::weekday(8));147 check(SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\n"), fmt, std::chrono::weekday(255));148 149 // Use the global locale (fr_FR)150 check(SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), lfmt, std::chrono::weekday(8));151 check(SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\n"), lfmt, std::chrono::weekday(255));152 153 // Use supplied locale (ja_JP). This locale has a different alternate.154 check(loc, SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), lfmt, std::chrono::weekday(8));155 check(loc, SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\n"), lfmt, std::chrono::weekday(255));156#elif defined(_WIN32) // defined(__APPLE__) || defined(__FreeBSD__)157 // Non localized output using C-locale158 check(SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), fmt, std::chrono::weekday(8));159 check(SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), fmt, std::chrono::weekday(255));160 161 // Use the global locale (fr_FR)162 check(SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), lfmt, std::chrono::weekday(8));163 check(SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), lfmt, std::chrono::weekday(255));164 165 // Use supplied locale (ja_JP). This locale has a different alternate.166 check(loc, SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), lfmt, std::chrono::weekday(8));167 check(loc, SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), lfmt, std::chrono::weekday(255));168#else // defined(__APPLE__) || defined(__FreeBSD__)169 // Non localized output using C-locale170 check(SV("%u='1'\t%Ou='1'\t%w='8'\t%Ow='8'\n"), fmt, std::chrono::weekday(8));171 check(SV("%u='3'\t%Ou='3'\t%w='255'\t%Ow='255'\n"), fmt, std::chrono::weekday(255));172 173 // Use the global locale (fr_FR)174 check(SV("%u='1'\t%Ou='1'\t%w='8'\t%Ow='8'\n"), lfmt, std::chrono::weekday(8));175 check(SV("%u='3'\t%Ou='3'\t%w='255'\t%Ow='255'\n"), lfmt, std::chrono::weekday(255));176 177 // Use supplied locale (ja_JP). This locale has a different alternate.178 check(loc, SV("%u='1'\t%Ou='一'\t%w='8'\t%Ow='八'\n"), lfmt, std::chrono::weekday(8));179 check(loc, SV("%u='3'\t%Ou='三'\t%w='255'\t%Ow='255'\n"), lfmt, std::chrono::weekday(255));180#endif // defined(__APPLE__) || defined(__FreeBSD__)181 182 std::locale::global(std::locale::classic());183}184 185template <class CharT>186static void test() {187 test_no_chrono_specs<CharT>();188 test_valid_values<CharT>();189 test_invalid_values<CharT>();190 check_invalid_types<CharT>(191 {SV("a"), SV("A"), SV("t"), SV("u"), SV("w"), SV("Ou"), SV("Ow")}, std::chrono::weekday(0));192 193 check_exception("The format specifier expects a '%' or a '}'", SV("{:A"), std::chrono::weekday(0));194 check_exception("The chrono specifiers contain a '{'", SV("{:%%{"), std::chrono::weekday(0));195 check_exception("End of input while parsing a conversion specifier", SV("{:%"), std::chrono::weekday(0));196 check_exception("End of input while parsing the modifier E", SV("{:%E"), std::chrono::weekday(0));197 check_exception("End of input while parsing the modifier O", SV("{:%O"), std::chrono::weekday(0));198 199 // Precision not allowed200 check_exception("The format specifier expects a '%' or a '}'", SV("{:.3}"), std::chrono::weekday(0));201}202 203int main(int, char**) {204 test<char>();205 206#ifndef TEST_HAS_NO_WIDE_CHARACTERS207 test<wchar_t>();208#endif209 210 return 0;211}212