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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// REQUIRES: locale.fr_FR.UTF-817// REQUIRES: locale.ja_JP.UTF-818 19// <chrono>20 21// template<class charT> struct formatter<chrono::month_day_last, charT>;22 23#include <chrono>24#include <format>25 26#include <cassert>27#include <concepts>28#include <locale>29#include <iostream>30#include <type_traits>31 32#include "formatter_tests.h"33#include "make_string.h"34#include "platform_support.h" // locale name macros35#include "string_literal.h"36#include "test_macros.h"37 38template <class CharT>39static void test_no_chrono_specs() {40  // Valid month41  check(SV("Jan/last"), SV("{}"), std::chrono::month_day_last{std::chrono::month{1}});42  check(SV("*Jan/last*"), SV("{:*^10}"), std::chrono::month_day_last{std::chrono::month{1}});43  check(SV("*Jan/last"), SV("{:*>9}"), std::chrono::month_day_last{std::chrono::month{1}});44 45  // Invalid month46  check(SV("0 is not a valid month/last"), SV("{}"), std::chrono::month_day_last{std::chrono::month{0}});47  check(SV("*0 is not a valid month/last*"), SV("{:*^29}"), std::chrono::month_day_last{std::chrono::month{0}});48}49 50template <class CharT>51static void test_valid_values() {52  // Test that %b, %h, and %B throw an exception.53  check_exception("Formatting a month name from an invalid month number",54                  SV("{:%b}"),55                  std::chrono::month_day_last{std::chrono::month{200}});56  check_exception("Formatting a month name from an invalid month number",57                  SV("{:%b}"),58                  std::chrono::month_day_last{std::chrono::month{13}});59  check_exception("Formatting a month name from an invalid month number",60                  SV("{:%b}"),61                  std::chrono::month_day_last{std::chrono::month{255}});62 63  check_exception("Formatting a month name from an invalid month number",64                  SV("{:%h}"),65                  std::chrono::month_day_last{std::chrono::month{0}});66  check_exception("Formatting a month name from an invalid month number",67                  SV("{:%h}"),68                  std::chrono::month_day_last{std::chrono::month{13}});69  check_exception("Formatting a month name from an invalid month number",70                  SV("{:%h}"),71                  std::chrono::month_day_last{std::chrono::month{255}});72 73  check_exception("Formatting a month name from an invalid month number",74                  SV("{:%B}"),75                  std::chrono::month_day_last{std::chrono::month{0}});76  check_exception("Formatting a month name from an invalid month number",77                  SV("{:%B}"),78                  std::chrono::month_day_last{std::chrono::month{13}});79  check_exception("Formatting a month name from an invalid month number",80                  SV("{:%B}"),81                  std::chrono::month_day_last{std::chrono::month{255}});82 83  constexpr std::basic_string_view<CharT> fmt  = SV("{:%%b='%b'%t%%B='%B'%t%%h='%h'%t%%m='%m'%t%%Om='%Om'%n}");84  constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%b='%b'%t%%B='%B'%t%%h='%h'%t%%m='%m'%t%%Om='%Om'%n}");85 86  const std::locale loc(LOCALE_ja_JP_UTF_8);87  std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));88 89  // Non localized output using C-locale90  check(SV("%b='Jan'\t%B='January'\t%h='Jan'\t%m='01'\t%Om='01'\n"),91        fmt,92        std::chrono::month_day_last{std::chrono::January});93  check(SV("%b='Feb'\t%B='February'\t%h='Feb'\t%m='02'\t%Om='02'\n"),94        fmt,95        std::chrono::month_day_last{std::chrono::February});96  check(97      SV("%b='Mar'\t%B='March'\t%h='Mar'\t%m='03'\t%Om='03'\n"), fmt, std::chrono::month_day_last{std::chrono::March});98  check(99      SV("%b='Apr'\t%B='April'\t%h='Apr'\t%m='04'\t%Om='04'\n"), fmt, std::chrono::month_day_last{std::chrono::April});100  check(SV("%b='May'\t%B='May'\t%h='May'\t%m='05'\t%Om='05'\n"), fmt, std::chrono::month_day_last{std::chrono::May});101  check(SV("%b='Jun'\t%B='June'\t%h='Jun'\t%m='06'\t%Om='06'\n"), fmt, std::chrono::month_day_last{std::chrono::June});102  check(SV("%b='Jul'\t%B='July'\t%h='Jul'\t%m='07'\t%Om='07'\n"), fmt, std::chrono::month_day_last{std::chrono::July});103  check(SV("%b='Aug'\t%B='August'\t%h='Aug'\t%m='08'\t%Om='08'\n"),104        fmt,105        std::chrono::month_day_last{std::chrono::August});106  check(SV("%b='Sep'\t%B='September'\t%h='Sep'\t%m='09'\t%Om='09'\n"),107        fmt,108        std::chrono::month_day_last{std::chrono::September});109  check(SV("%b='Oct'\t%B='October'\t%h='Oct'\t%m='10'\t%Om='10'\n"),110        fmt,111        std::chrono::month_day_last{std::chrono::October});112  check(SV("%b='Nov'\t%B='November'\t%h='Nov'\t%m='11'\t%Om='11'\n"),113        fmt,114        std::chrono::month_day_last{std::chrono::November});115  check(SV("%b='Dec'\t%B='December'\t%h='Dec'\t%m='12'\t%Om='12'\n"),116        fmt,117        std::chrono::month_day_last{std::chrono::December});118 119  // Use the global locale (fr_FR)120#if defined(__APPLE__)121  check(SV("%b='jan'\t%B='janvier'\t%h='jan'\t%m='01'\t%Om='01'\n"),122        lfmt,123        std::chrono::month_day_last{std::chrono::January});124  check(SV("%b='fév'\t%B='février'\t%h='fév'\t%m='02'\t%Om='02'\n"),125        lfmt,126        std::chrono::month_day_last{std::chrono::February});127  check(128      SV("%b='mar'\t%B='mars'\t%h='mar'\t%m='03'\t%Om='03'\n"), lfmt, std::chrono::month_day_last{std::chrono::March});129  check(130      SV("%b='avr'\t%B='avril'\t%h='avr'\t%m='04'\t%Om='04'\n"), lfmt, std::chrono::month_day_last{std::chrono::April});131  check(SV("%b='mai'\t%B='mai'\t%h='mai'\t%m='05'\t%Om='05'\n"), lfmt, std::chrono::month_day_last{std::chrono::May});132  check(SV("%b='jui'\t%B='juin'\t%h='jui'\t%m='06'\t%Om='06'\n"), lfmt, std::chrono::month_day_last{std::chrono::June});133  check(SV("%b='jul'\t%B='juillet'\t%h='jul'\t%m='07'\t%Om='07'\n"),134        lfmt,135        std::chrono::month_day_last{std::chrono::July});136  check(137      SV("%b='aoû'\t%B='août'\t%h='aoû'\t%m='08'\t%Om='08'\n"), lfmt, std::chrono::month_day_last{std::chrono::August});138  check(SV("%b='sep'\t%B='septembre'\t%h='sep'\t%m='09'\t%Om='09'\n"),139        lfmt,140        std::chrono::month_day_last{std::chrono::September});141  check(SV("%b='oct'\t%B='octobre'\t%h='oct'\t%m='10'\t%Om='10'\n"),142        lfmt,143        std::chrono::month_day_last{std::chrono::October});144  check(SV("%b='nov'\t%B='novembre'\t%h='nov'\t%m='11'\t%Om='11'\n"),145        lfmt,146        std::chrono::month_day_last{std::chrono::November});147  check(SV("%b='déc'\t%B='décembre'\t%h='déc'\t%m='12'\t%Om='12'\n"),148        lfmt,149        std::chrono::month_day_last{std::chrono::December});150#else    // defined(__APPLE__)151  check(SV("%b='janv.'\t%B='janvier'\t%h='janv.'\t%m='01'\t%Om='01'\n"),152        lfmt,153        std::chrono::month_day_last{std::chrono::January});154  check(SV("%b='févr.'\t%B='février'\t%h='févr.'\t%m='02'\t%Om='02'\n"),155        lfmt,156        std::chrono::month_day_last{std::chrono::February});157  check(SV("%b='mars'\t%B='mars'\t%h='mars'\t%m='03'\t%Om='03'\n"),158        lfmt,159        std::chrono::month_day_last{std::chrono::March});160  check(161#  if defined(_WIN32) || defined(_AIX) || defined(__FreeBSD__)162      SV("%b='avr.'\t%B='avril'\t%h='avr.'\t%m='04'\t%Om='04'\n"),163#  else  // defined(_WIN32) || defined(_AIX) || defined(__FreeBSD__)164      SV("%b='avril'\t%B='avril'\t%h='avril'\t%m='04'\t%Om='04'\n"),165#  endif // defined(_WIN32) || defined(_AIX) || defined(__FreeBSD__)166      lfmt,167      std::chrono::month_day_last{std::chrono::April});168  check(SV("%b='mai'\t%B='mai'\t%h='mai'\t%m='05'\t%Om='05'\n"), lfmt, std::chrono::month_day_last{std::chrono::May});169  check(170      SV("%b='juin'\t%B='juin'\t%h='juin'\t%m='06'\t%Om='06'\n"), lfmt, std::chrono::month_day_last{std::chrono::June});171  check(SV("%b='juil.'\t%B='juillet'\t%h='juil.'\t%m='07'\t%Om='07'\n"),172        lfmt,173        std::chrono::month_day_last{std::chrono::July});174  check(SV("%b='août'\t%B='août'\t%h='août'\t%m='08'\t%Om='08'\n"),175        lfmt,176        std::chrono::month_day_last{std::chrono::August});177  check(SV("%b='sept.'\t%B='septembre'\t%h='sept.'\t%m='09'\t%Om='09'\n"),178        lfmt,179        std::chrono::month_day_last{std::chrono::September});180  check(SV("%b='oct.'\t%B='octobre'\t%h='oct.'\t%m='10'\t%Om='10'\n"),181        lfmt,182        std::chrono::month_day_last{std::chrono::October});183  check(SV("%b='nov.'\t%B='novembre'\t%h='nov.'\t%m='11'\t%Om='11'\n"),184        lfmt,185        std::chrono::month_day_last{std::chrono::November});186  check(SV("%b='déc.'\t%B='décembre'\t%h='déc.'\t%m='12'\t%Om='12'\n"),187        lfmt,188        std::chrono::month_day_last{std::chrono::December});189#endif   // defined(__APPLE__)190 191  // Use supplied locale (ja_JP)192#ifdef _WIN32193  check(loc,194        SV("%b='1'\t%B='1月'\t%h='1'\t%m='01'\t%Om='01'\n"),195        lfmt,196        std::chrono::month_day_last{std::chrono::January});197  check(loc,198        SV("%b='2'\t%B='2月'\t%h='2'\t%m='02'\t%Om='02'\n"),199        lfmt,200        std::chrono::month_day_last{std::chrono::February});201  check(202      loc, SV("%b='3'\t%B='3月'\t%h='3'\t%m='03'\t%Om='03'\n"), lfmt, std::chrono::month_day_last{std::chrono::March});203  check(204      loc, SV("%b='4'\t%B='4月'\t%h='4'\t%m='04'\t%Om='04'\n"), lfmt, std::chrono::month_day_last{std::chrono::April});205  check(loc, SV("%b='5'\t%B='5月'\t%h='5'\t%m='05'\t%Om='05'\n"), lfmt, std::chrono::month_day_last{std::chrono::May});206  check(loc, SV("%b='6'\t%B='6月'\t%h='6'\t%m='06'\t%Om='06'\n"), lfmt, std::chrono::month_day_last{std::chrono::June});207  check(loc, SV("%b='7'\t%B='7月'\t%h='7'\t%m='07'\t%Om='07'\n"), lfmt, std::chrono::month_day_last{std::chrono::July});208  check(209      loc, SV("%b='8'\t%B='8月'\t%h='8'\t%m='08'\t%Om='08'\n"), lfmt, std::chrono::month_day_last{std::chrono::August});210  check(loc,211        SV("%b='9'\t%B='9月'\t%h='9'\t%m='09'\t%Om='09'\n"),212        lfmt,213        std::chrono::month_day_last{std::chrono::September});214  check(loc,215        SV("%b='10'\t%B='10月'\t%h='10'\t%m='10'\t%Om='10'\n"),216        lfmt,217        std::chrono::month_day_last{std::chrono::October});218  check(loc,219        SV("%b='11'\t%B='11月'\t%h='11'\t%m='11'\t%Om='11'\n"),220        lfmt,221        std::chrono::month_day_last{std::chrono::November});222  check(loc,223        SV("%b='12'\t%B='12月'\t%h='12'\t%m='12'\t%Om='12'\n"),224        lfmt,225        std::chrono::month_day_last{std::chrono::December});226#elif defined(__APPLE__) // defined(_WIN32)227  check(loc,228        SV("%b=' 1'\t%B='1月'\t%h=' 1'\t%m='01'\t%Om='01'\n"),229        lfmt,230        std::chrono::month_day_last{std::chrono::January});231  check(loc,232        SV("%b=' 2'\t%B='2月'\t%h=' 2'\t%m='02'\t%Om='02'\n"),233        lfmt,234        std::chrono::month_day_last{std::chrono::February});235  check(loc,236        SV("%b=' 3'\t%B='3月'\t%h=' 3'\t%m='03'\t%Om='03'\n"),237        lfmt,238        std::chrono::month_day_last{std::chrono::March});239  check(loc,240        SV("%b=' 4'\t%B='4月'\t%h=' 4'\t%m='04'\t%Om='04'\n"),241        lfmt,242        std::chrono::month_day_last{std::chrono::April});243  check(244      loc, SV("%b=' 5'\t%B='5月'\t%h=' 5'\t%m='05'\t%Om='05'\n"), lfmt, std::chrono::month_day_last{std::chrono::May});245  check(246      loc, SV("%b=' 6'\t%B='6月'\t%h=' 6'\t%m='06'\t%Om='06'\n"), lfmt, std::chrono::month_day_last{std::chrono::June});247  check(248      loc, SV("%b=' 7'\t%B='7月'\t%h=' 7'\t%m='07'\t%Om='07'\n"), lfmt, std::chrono::month_day_last{std::chrono::July});249  check(loc,250        SV("%b=' 8'\t%B='8月'\t%h=' 8'\t%m='08'\t%Om='08'\n"),251        lfmt,252        std::chrono::month_day_last{std::chrono::August});253  check(loc,254        SV("%b=' 9'\t%B='9月'\t%h=' 9'\t%m='09'\t%Om='09'\n"),255        lfmt,256        std::chrono::month_day_last{std::chrono::September});257  check(loc,258        SV("%b='10'\t%B='10月'\t%h='10'\t%m='10'\t%Om='10'\n"),259        lfmt,260        std::chrono::month_day_last{std::chrono::October});261  check(loc,262        SV("%b='11'\t%B='11月'\t%h='11'\t%m='11'\t%Om='11'\n"),263        lfmt,264        std::chrono::month_day_last{std::chrono::November});265  check(loc,266        SV("%b='12'\t%B='12月'\t%h='12'\t%m='12'\t%Om='12'\n"),267        lfmt,268        std::chrono::month_day_last{std::chrono::December});269#elif defined(_AIX)      // defined(_WIN32)270  check(loc,271        SV("%b='1月'\t%B='1月'\t%h='1月'\t%m='01'\t%Om='01'\n"),272        lfmt,273        std::chrono::month_day_last{std::chrono::January});274  check(loc,275        SV("%b='2月'\t%B='2月'\t%h='2月'\t%m='02'\t%Om='02'\n"),276        lfmt,277        std::chrono::month_day_last{std::chrono::February});278  check(loc,279        SV("%b='3月'\t%B='3月'\t%h='3月'\t%m='03'\t%Om='03'\n"),280        lfmt,281        std::chrono::month_day_last{std::chrono::March});282  check(loc,283        SV("%b='4月'\t%B='4月'\t%h='4月'\t%m='04'\t%Om='04'\n"),284        lfmt,285        std::chrono::month_day_last{std::chrono::April});286  check(loc,287        SV("%b='5月'\t%B='5月'\t%h='5月'\t%m='05'\t%Om='05'\n"),288        lfmt,289        std::chrono::month_day_last{std::chrono::May});290  check(loc,291        SV("%b='6月'\t%B='6月'\t%h='6月'\t%m='06'\t%Om='06'\n"),292        lfmt,293        std::chrono::month_day_last{std::chrono::June});294  check(loc,295        SV("%b='7月'\t%B='7月'\t%h='7月'\t%m='07'\t%Om='07'\n"),296        lfmt,297        std::chrono::month_day_last{std::chrono::July});298  check(loc,299        SV("%b='8月'\t%B='8月'\t%h='8月'\t%m='08'\t%Om='08'\n"),300        lfmt,301        std::chrono::month_day_last{std::chrono::August});302  check(loc,303        SV("%b='9月'\t%B='9月'\t%h='9月'\t%m='09'\t%Om='09'\n"),304        lfmt,305        std::chrono::month_day_last{std::chrono::September});306  check(loc,307        SV("%b='10月'\t%B='10月'\t%h='10月'\t%m='10'\t%Om='10'\n"),308        lfmt,309        std::chrono::month_day_last{std::chrono::October});310  check(loc,311        SV("%b='11月'\t%B='11月'\t%h='11月'\t%m='11'\t%Om='11'\n"),312        lfmt,313        std::chrono::month_day_last{std::chrono::November});314  check(loc,315        SV("%b='12月'\t%B='12月'\t%h='12月'\t%m='12'\t%Om='12'\n"),316        lfmt,317        std::chrono::month_day_last{std::chrono::December});318#elif defined(__FreeBSD__) // defined(_WIN32)319  check(loc,320        SV("%b=' 1月'\t%B='1月'\t%h=' 1月'\t%m='01'\t%Om='01'\n"),321        lfmt,322        std::chrono::month_day_last{std::chrono::January});323  check(loc,324        SV("%b=' 2月'\t%B='2月'\t%h=' 2月'\t%m='02'\t%Om='02'\n"),325        lfmt,326        std::chrono::month_day_last{std::chrono::February});327  check(loc,328        SV("%b=' 3月'\t%B='3月'\t%h=' 3月'\t%m='03'\t%Om='03'\n"),329        lfmt,330        std::chrono::month_day_last{std::chrono::March});331  check(loc,332        SV("%b=' 4月'\t%B='4月'\t%h=' 4月'\t%m='04'\t%Om='04'\n"),333        lfmt,334        std::chrono::month_day_last{std::chrono::April});335  check(loc,336        SV("%b=' 5月'\t%B='5月'\t%h=' 5月'\t%m='05'\t%Om='05'\n"),337        lfmt,338        std::chrono::month_day_last{std::chrono::May});339  check(loc,340        SV("%b=' 6月'\t%B='6月'\t%h=' 6月'\t%m='06'\t%Om='06'\n"),341        lfmt,342        std::chrono::month_day_last{std::chrono::June});343  check(loc,344        SV("%b=' 7月'\t%B='7月'\t%h=' 7月'\t%m='07'\t%Om='07'\n"),345        lfmt,346        std::chrono::month_day_last{std::chrono::July});347  check(loc,348        SV("%b=' 8月'\t%B='8月'\t%h=' 8月'\t%m='08'\t%Om='08'\n"),349        lfmt,350        std::chrono::month_day_last{std::chrono::August});351  check(loc,352        SV("%b=' 9月'\t%B='9月'\t%h=' 9月'\t%m='09'\t%Om='09'\n"),353        lfmt,354        std::chrono::month_day_last{std::chrono::September});355  check(loc,356        SV("%b='10月'\t%B='10月'\t%h='10月'\t%m='10'\t%Om='10'\n"),357        lfmt,358        std::chrono::month_day_last{std::chrono::October});359  check(loc,360        SV("%b='11月'\t%B='11月'\t%h='11月'\t%m='11'\t%Om='11'\n"),361        lfmt,362        std::chrono::month_day_last{std::chrono::November});363  check(loc,364        SV("%b='12月'\t%B='12月'\t%h='12月'\t%m='12'\t%Om='12'\n"),365        lfmt,366        std::chrono::month_day_last{std::chrono::December});367#else                    // defined(_WIN32)368  check(loc,369        SV("%b=' 1月'\t%B='1月'\t%h=' 1月'\t%m='01'\t%Om='一'\n"),370        lfmt,371        std::chrono::month_day_last{std::chrono::January});372  check(loc,373        SV("%b=' 2月'\t%B='2月'\t%h=' 2月'\t%m='02'\t%Om='二'\n"),374        lfmt,375        std::chrono::month_day_last{std::chrono::February});376  check(loc,377        SV("%b=' 3月'\t%B='3月'\t%h=' 3月'\t%m='03'\t%Om='三'\n"),378        lfmt,379        std::chrono::month_day_last{std::chrono::March});380  check(loc,381        SV("%b=' 4月'\t%B='4月'\t%h=' 4月'\t%m='04'\t%Om='四'\n"),382        lfmt,383        std::chrono::month_day_last{std::chrono::April});384  check(loc,385        SV("%b=' 5月'\t%B='5月'\t%h=' 5月'\t%m='05'\t%Om='五'\n"),386        lfmt,387        std::chrono::month_day_last{std::chrono::May});388  check(loc,389        SV("%b=' 6月'\t%B='6月'\t%h=' 6月'\t%m='06'\t%Om='六'\n"),390        lfmt,391        std::chrono::month_day_last{std::chrono::June});392  check(loc,393        SV("%b=' 7月'\t%B='7月'\t%h=' 7月'\t%m='07'\t%Om='七'\n"),394        lfmt,395        std::chrono::month_day_last{std::chrono::July});396  check(loc,397        SV("%b=' 8月'\t%B='8月'\t%h=' 8月'\t%m='08'\t%Om='八'\n"),398        lfmt,399        std::chrono::month_day_last{std::chrono::August});400  check(loc,401        SV("%b=' 9月'\t%B='9月'\t%h=' 9月'\t%m='09'\t%Om='九'\n"),402        lfmt,403        std::chrono::month_day_last{std::chrono::September});404  check(loc,405        SV("%b='10月'\t%B='10月'\t%h='10月'\t%m='10'\t%Om='十'\n"),406        lfmt,407        std::chrono::month_day_last{std::chrono::October});408  check(loc,409        SV("%b='11月'\t%B='11月'\t%h='11月'\t%m='11'\t%Om='十一'\n"),410        lfmt,411        std::chrono::month_day_last{std::chrono::November});412  check(loc,413        SV("%b='12月'\t%B='12月'\t%h='12月'\t%m='12'\t%Om='十二'\n"),414        lfmt,415        std::chrono::month_day_last{std::chrono::December});416#endif                   // defined(_WIN32)417 418  std::locale::global(std::locale::classic());419}420 421template <class CharT>422static void test() {423  test_no_chrono_specs<CharT>();424  test_valid_values<CharT>();425  check_invalid_types<CharT>(426      {SV("b"), SV("B"), SV("h"), SV("m"), SV("Om")}, std::chrono::month_day_last{std::chrono::January});427 428  check_exception(429      "The format specifier expects a '%' or a '}'", SV("{:A"), std::chrono::month_day_last{std::chrono::January});430  check_exception(431      "The chrono specifiers contain a '{'", SV("{:%%{"), std::chrono::month_day_last{std::chrono::January});432  check_exception("End of input while parsing a conversion specifier",433                  SV("{:%"),434                  std::chrono::month_day_last{std::chrono::January});435  check_exception(436      "End of input while parsing the modifier E", SV("{:%E"), std::chrono::month_day_last{std::chrono::January});437  check_exception(438      "End of input while parsing the modifier O", SV("{:%O"), std::chrono::month_day_last{std::chrono::January});439 440  // Precision not allowed441  check_exception(442      "The format specifier expects a '%' or a '}'", SV("{:.3}"), std::chrono::month_day_last{std::chrono::January});443}444 445int main(int, char**) {446  test<char>();447 448#ifndef TEST_HAS_NO_WIDE_CHARACTERS449  test<wchar_t>();450#endif451 452  return 0;453}454