| //===----------------------------------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| // UNSUPPORTED: c++03, c++11, c++14, c++17 |
| // UNSUPPORTED: no-localization |
| // UNSUPPORTED: GCC-ALWAYS_INLINE-FIXME |
| |
| // TODO FMT This test should not require std::to_chars(floating-point) |
| // XFAIL: availability-fp_to_chars-missing |
| |
| // REQUIRES: locale.fr_FR.UTF-8 |
| // REQUIRES: locale.ja_JP.UTF-8 |
| |
| // <chrono> |
| |
| // class system_Clock; |
| |
| // template<class charT, class traits> |
| // basic_ostream<charT, traits>& |
| // operator<<(basic_ostream<charT, traits>& os, const sys_days& dp); |
| |
| #include <cassert> |
| #include <chrono> |
| #include <ratio> |
| #include <sstream> |
| |
| #include "make_string.h" |
| #include "platform_support.h" // locale name macros |
| #include "test_macros.h" |
| #include "assert_macros.h" |
| #include "concat_macros.h" |
| |
| #define SV(S) MAKE_STRING_VIEW(CharT, S) |
| |
| #define TEST_EQUAL(OUT, EXPECTED) \ |
| TEST_REQUIRE(OUT == EXPECTED, \ |
| TEST_WRITE_CONCATENATED( \ |
| "\nExpression ", #OUT, "\nExpected output ", EXPECTED, "\nActual output ", OUT, '\n')); |
| |
| template <class CharT> |
| static std::basic_string<CharT> stream_c_locale(const std::chrono::sys_days& dp) { |
| std::basic_stringstream<CharT> sstr; |
| sstr << dp; |
| return sstr.str(); |
| } |
| |
| template <class CharT> |
| static std::basic_string<CharT> stream_fr_FR_locale(const std::chrono::sys_days& dp) { |
| std::basic_stringstream<CharT> sstr; |
| const std::locale locale(LOCALE_fr_FR_UTF_8); |
| sstr.imbue(locale); |
| sstr << dp; |
| return sstr.str(); |
| } |
| |
| template <class CharT> |
| static std::basic_string<CharT> stream_ja_JP_locale(const std::chrono::sys_days& dp) { |
| std::basic_stringstream<CharT> sstr; |
| const std::locale locale(LOCALE_ja_JP_UTF_8); |
| sstr.imbue(locale); |
| sstr << dp; |
| return sstr.str(); |
| } |
| |
| template <class CharT> |
| static void test() { |
| TEST_EQUAL(stream_c_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{-32'768}, std::chrono::month{1}, std::chrono::day{1}}}), |
| SV("-32768-01-01 is not a valid date")); |
| TEST_EQUAL(stream_c_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{1970}, std::chrono::month{1}, std::chrono::day{1}}}), |
| SV("1970-01-01")); |
| TEST_EQUAL(stream_c_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{2000}, std::chrono::month{2}, std::chrono::day{29}}}), |
| SV("2000-02-29")); |
| TEST_EQUAL(stream_c_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{32'767}, std::chrono::month{12}, std::chrono::day{31}}}), |
| SV("32767-12-31")); |
| |
| // multiples of days are considered days. |
| TEST_EQUAL(stream_c_locale<CharT>(std::chrono::sys_time<std::chrono::weeks>{std::chrono::weeks{3}}), |
| SV("1970-01-22")); |
| TEST_EQUAL(stream_c_locale<CharT>(std::chrono::sys_time<std::chrono::duration<int, std::ratio<30 * 86400>>>{ |
| std::chrono::duration<int, std::ratio<30 * 86400>>{1}}), |
| SV("1970-01-31")); |
| |
| TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{-32'768}, std::chrono::month{1}, std::chrono::day{1}}}), |
| SV("-32768-01-01 is not a valid date")); |
| TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{1970}, std::chrono::month{1}, std::chrono::day{1}}}), |
| SV("1970-01-01")); |
| TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{2000}, std::chrono::month{2}, std::chrono::day{29}}}), |
| SV("2000-02-29")); |
| TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{32'767}, std::chrono::month{12}, std::chrono::day{31}}}), |
| SV("32767-12-31")); |
| |
| // multiples of days are considered days. |
| TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::sys_time<std::chrono::weeks>{std::chrono::weeks{3}}), |
| SV("1970-01-22")); |
| TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::sys_time<std::chrono::duration<int, std::ratio<30 * 86400>>>{ |
| std::chrono::duration<int, std::ratio<30 * 86400>>{1}}), |
| SV("1970-01-31")); |
| |
| TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{-32'768}, std::chrono::month{1}, std::chrono::day{1}}}), |
| SV("-32768-01-01 is not a valid date")); |
| TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{1970}, std::chrono::month{1}, std::chrono::day{1}}}), |
| SV("1970-01-01")); |
| TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{2000}, std::chrono::month{2}, std::chrono::day{29}}}), |
| SV("2000-02-29")); |
| TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::sys_days{ |
| std::chrono::year_month_day{std::chrono::year{32'767}, std::chrono::month{12}, std::chrono::day{31}}}), |
| SV("32767-12-31")); |
| |
| // multiples of days are considered days. |
| TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::sys_time<std::chrono::weeks>{std::chrono::weeks{3}}), |
| SV("1970-01-22")); |
| TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::sys_time<std::chrono::duration<int, std::ratio<30 * 86400>>>{ |
| std::chrono::duration<int, std::ratio<30 * 86400>>{1}}), |
| SV("1970-01-31")); |
| } |
| |
| int main(int, char**) { |
| test<char>(); |
| |
| #ifndef TEST_HAS_NO_WIDE_CHARACTERS |
| test<wchar_t>(); |
| #endif |
| |
| return 0; |
| } |