libcxx/test/std/time/time.cal/time.cal.ymd/time.cal.ymd.nonmembers/ostream.pass.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-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8
   9 // UNSUPPORTED: c++03, c++11, c++14, c++17
  10 // UNSUPPORTED: no-localization
  11 // UNSUPPORTED: GCC-ALWAYS_INLINE-FIXME
  12
  13 // TODO FMT This test should not require std::to_chars(floating-point)
  14 // XFAIL: availability-fp_to_chars-missing
  15
  16 // REQUIRES: locale.fr_FR.UTF-8
  17 // REQUIRES: locale.ja_JP.UTF-8
  18
  19 // <chrono>
  20
  21 // class year_month_day;
  22
  23 // template<class charT, class traits>
  24 //   basic_ostream<charT, traits>&
  25 //     operator<<(basic_ostream<charT, traits>& os, const year_month_day& ymd);
  26
  27 #include <chrono>
  28 #include <cassert>
  29 #include <sstream>
  30
  31 #include "make_string.h"
  32 #include "platform_support.h" // locale name macros
  33 #include "test_macros.h"
  34 #include "assert_macros.h"
  35 #include "concat_macros.h"
  36
  37 #define SV(S) MAKE_STRING_VIEW(CharT, S)
  38
  39 #define TEST_EQUAL(OUT, EXPECTED)                                                                                      \
  40   TEST_REQUIRE(OUT == EXPECTED,                                                                                        \
  41                TEST_WRITE_CONCATENATED(                                                                                \
  42                    "\nExpression      ", #OUT, "\nExpected output ", EXPECTED, "\nActual output   ", OUT, '\n'));
  43
  44 template <class CharT>
  45 static std::basic_string<CharT> stream_c_locale(std::chrono::year_month_day ymd) {
  46   std::basic_stringstream<CharT> sstr;
  47   sstr << ymd;
  48   return sstr.str();
  49 }
  50
  51 template <class CharT>
  52 static std::basic_string<CharT> stream_fr_FR_locale(std::chrono::year_month_day ymd) {
  53   std::basic_stringstream<CharT> sstr;
  54   const std::locale locale(LOCALE_fr_FR_UTF_8);
  55   sstr.imbue(locale);
  56   sstr << ymd;
  57   return sstr.str();
  58 }
  59
  60 template <class CharT>
  61 static std::basic_string<CharT> stream_ja_JP_locale(std::chrono::year_month_day ymd) {
  62   std::basic_stringstream<CharT> sstr;
  63   const std::locale locale(LOCALE_ja_JP_UTF_8);
  64   sstr.imbue(locale);
  65   sstr << ymd;
  66   return sstr.str();
  67 }
  68
  69 template <class CharT>
  70 static void test() {
  71   TEST_EQUAL(stream_c_locale<CharT>(
  72                  std::chrono::year_month_day{std::chrono::year{-32'768}, std::chrono::month{1}, std::chrono::day{1}}),
  73              SV("-32768-01-01 is not a valid date"));
  74   TEST_EQUAL(stream_c_locale<CharT>(
  75                  std::chrono::year_month_day{std::chrono::year{-32'767}, std::chrono::month{0}, std::chrono::day{1}}),
  76              SV("-32767-00-01 is not a valid date"));
  77   TEST_EQUAL(stream_c_locale<CharT>(
  78                  std::chrono::year_month_day{std::chrono::year{-32'767}, std::chrono::month{1}, std::chrono::day{0}}),
  79              SV("-32767-01-00 is not a valid date"));
  80   TEST_EQUAL(stream_c_locale<CharT>(
  81                  std::chrono::year_month_day{std::chrono::year{1970}, std::chrono::month{1}, std::chrono::day{1}}),
  82              SV("1970-01-01"));
  83   TEST_EQUAL(stream_c_locale<CharT>(
  84                  std::chrono::year_month_day{std::chrono::year{1999}, std::chrono::month{2}, std::chrono::day{29}}),
  85              SV("1999-02-29 is not a valid date"));
  86   TEST_EQUAL(stream_c_locale<CharT>(
  87                  std::chrono::year_month_day{std::chrono::year{2000}, std::chrono::month{2}, std::chrono::day{29}}),
  88              SV("2000-02-29"));
  89   TEST_EQUAL(stream_c_locale<CharT>(
  90                  std::chrono::year_month_day{std::chrono::year{32'767}, std::chrono::month{12}, std::chrono::day{31}}),
  91              SV("32767-12-31"));
  92
  93   TEST_EQUAL(stream_fr_FR_locale<CharT>(
  94                  std::chrono::year_month_day{std::chrono::year{-32'768}, std::chrono::month{1}, std::chrono::day{1}}),
  95              SV("-32768-01-01 is not a valid date"));
  96   TEST_EQUAL(stream_fr_FR_locale<CharT>(
  97                  std::chrono::year_month_day{std::chrono::year{-32'767}, std::chrono::month{0}, std::chrono::day{1}}),
  98              SV("-32767-00-01 is not a valid date"));
  99   TEST_EQUAL(stream_fr_FR_locale<CharT>(
 100                  std::chrono::year_month_day{std::chrono::year{-32'767}, std::chrono::month{1}, std::chrono::day{0}}),
 101              SV("-32767-01-00 is not a valid date"));
 102   TEST_EQUAL(stream_fr_FR_locale<CharT>(
 103                  std::chrono::year_month_day{std::chrono::year{1970}, std::chrono::month{1}, std::chrono::day{1}}),
 104              SV("1970-01-01"));
 105   TEST_EQUAL(stream_fr_FR_locale<CharT>(
 106                  std::chrono::year_month_day{std::chrono::year{1999}, std::chrono::month{2}, std::chrono::day{29}}),
 107              SV("1999-02-29 is not a valid date"));
 108   TEST_EQUAL(stream_fr_FR_locale<CharT>(
 109                  std::chrono::year_month_day{std::chrono::year{2000}, std::chrono::month{2}, std::chrono::day{29}}),
 110              SV("2000-02-29"));
 111   TEST_EQUAL(stream_fr_FR_locale<CharT>(
 112                  std::chrono::year_month_day{std::chrono::year{32'767}, std::chrono::month{12}, std::chrono::day{31}}),
 113              SV("32767-12-31"));
 114
 115   TEST_EQUAL(stream_ja_JP_locale<CharT>(
 116                  std::chrono::year_month_day{std::chrono::year{-32'768}, std::chrono::month{1}, std::chrono::day{1}}),
 117              SV("-32768-01-01 is not a valid date"));
 118   TEST_EQUAL(stream_ja_JP_locale<CharT>(
 119                  std::chrono::year_month_day{std::chrono::year{-32'767}, std::chrono::month{0}, std::chrono::day{1}}),
 120              SV("-32767-00-01 is not a valid date"));
 121   TEST_EQUAL(stream_ja_JP_locale<CharT>(
 122                  std::chrono::year_month_day{std::chrono::year{-32'767}, std::chrono::month{1}, std::chrono::day{0}}),
 123              SV("-32767-01-00 is not a valid date"));
 124   TEST_EQUAL(stream_ja_JP_locale<CharT>(
 125                  std::chrono::year_month_day{std::chrono::year{1970}, std::chrono::month{1}, std::chrono::day{1}}),
 126              SV("1970-01-01"));
 127   TEST_EQUAL(stream_ja_JP_locale<CharT>(
 128                  std::chrono::year_month_day{std::chrono::year{1999}, std::chrono::month{2}, std::chrono::day{29}}),
 129              SV("1999-02-29 is not a valid date"));
 130   TEST_EQUAL(stream_ja_JP_locale<CharT>(
 131                  std::chrono::year_month_day{std::chrono::year{2000}, std::chrono::month{2}, std::chrono::day{29}}),
 132              SV("2000-02-29"));
 133   TEST_EQUAL(stream_ja_JP_locale<CharT>(
 134                  std::chrono::year_month_day{std::chrono::year{32'767}, std::chrono::month{12}, std::chrono::day{31}}),
 135              SV("32767-12-31"));
 136 }
 137
 138 int main(int, char**) {
 139   test<char>();
 140
 141 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
 142   test<wchar_t>();
 143 #endif
 144
 145   return 0;
 146 }