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formatter.local_time.pass.cpp
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formatter.local_time.pass.cpp
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//===----------------------------------------------------------------------===//
// 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
// XFAIL: LIBCXX-FREEBSD-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>
//
// template<class charT> struct formatter<chrono::day, charT>;
#include <chrono>
#include <format>
#include <cassert>
#include <concepts>
#include <locale>
#include <iostream>
#include <type_traits>
#include "formatter_tests.h"
#include "make_string.h"
#include "platform_support.h" // locale name macros
#include "test_macros.h"
template <class CharT>
static void test_no_chrono_specs() {
using namespace std::literals::chrono_literals;
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output
// [time.syn]
// using nanoseconds = duration<signed integer type of at least 64 bits, nano>;
// using microseconds = duration<signed integer type of at least 55 bits, micro>;
// using milliseconds = duration<signed integer type of at least 45 bits, milli>;
// using seconds = duration<signed integer type of at least 35 bits>;
// using minutes = duration<signed integer type of at least 29 bits, ratio< 60>>;
// using hours = duration<signed integer type of at least 23 bits, ratio<3600>>;
check(
SV("1425-08-04 22:06:56"), SV("{}"), std::chrono::local_seconds(-17'179'869'184s)); // Minimum value for 35 bits.
check(SV("1901-12-13 20:45:52"), SV("{}"), std::chrono::local_seconds(-2'147'483'648s));
check(SV("1969-12-31 00:00:00"), SV("{}"), std::chrono::local_seconds(-24h));
check(SV("1969-12-31 06:00:00"), SV("{}"), std::chrono::local_seconds(-18h));
check(SV("1969-12-31 12:00:00"), SV("{}"), std::chrono::local_seconds(-12h));
check(SV("1969-12-31 18:00:00"), SV("{}"), std::chrono::local_seconds(-6h));
check(SV("1969-12-31 23:59:59"), SV("{}"), std::chrono::local_seconds(-1s));
check(SV("1970-01-01 00:00:00"), SV("{}"), std::chrono::local_seconds(0s));
check(SV("2000-01-01 00:00:00"), SV("{}"), std::chrono::local_seconds(946'684'800s));
check(SV("2000-01-01 01:02:03"), SV("{}"), std::chrono::local_seconds(946'688'523s));
check(SV("2038-01-19 03:14:07"), SV("{}"), std::chrono::local_seconds(2'147'483'647s));
check(SV("2514-05-30 01:53:03"), SV("{}"), std::chrono::local_seconds(17'179'869'183s)); // Maximum value for 35 bits.
check(SV("2000-01-01 01:02:03.123"), SV("{}"), std::chrono::local_time<std::chrono::milliseconds>(946'688'523'123ms));
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values_year() {
using namespace std::literals::chrono_literals;
constexpr std::basic_string_view<CharT> fmt =
SV("{:%%C='%C'%t%%EC='%EC'%t%%y='%y'%t%%Oy='%Oy'%t%%Ey='%Ey'%t%%Y='%Y'%t%%EY='%EY'%n}");
constexpr std::basic_string_view<CharT> lfmt =
SV("{:L%%C='%C'%t%%EC='%EC'%t%%y='%y'%t%%Oy='%Oy'%t%%Ey='%Ey'%t%%Y='%Y'%t%%EY='%EY'%n}");
const std::locale loc(LOCALE_ja_JP_UTF_8);
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output using C-locale
check(SV("%C='19'\t%EC='19'\t%y='70'\t%Oy='70'\t%Ey='70'\t%Y='1970'\t%EY='1970'\n"),
fmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%C='20'\t%EC='20'\t%y='09'\t%Oy='09'\t%Ey='09'\t%Y='2009'\t%EY='2009'\n"),
fmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
// Use the global locale (fr_FR)
check(SV("%C='19'\t%EC='19'\t%y='70'\t%Oy='70'\t%Ey='70'\t%Y='1970'\t%EY='1970'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%C='20'\t%EC='20'\t%y='09'\t%Oy='09'\t%Ey='09'\t%Y='2009'\t%EY='2009'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
// Use supplied locale (ja_JP). This locale has a different alternate.
#if defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%C='19'\t%EC='19'\t%y='70'\t%Oy='70'\t%Ey='70'\t%Y='1970'\t%EY='1970'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%C='20'\t%EC='20'\t%y='09'\t%Oy='09'\t%Ey='09'\t%Y='2009'\t%EY='2009'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#else // defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%C='19'\t%EC='昭和'\t%y='70'\t%Oy='七十'\t%Ey='45'\t%Y='1970'\t%EY='昭和45年'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%C='20'\t%EC='平成'\t%y='09'\t%Oy='九'\t%Ey='21'\t%Y='2009'\t%EY='平成21年'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#endif // defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values_month() {
using namespace std::literals::chrono_literals;
constexpr std::basic_string_view<CharT> fmt = SV("{:%%b='%b'%t%%h='%h'%t%%B='%B'%t%%m='%m'%t%%Om='%Om'%n}");
constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%b='%b'%t%%h='%h'%t%%B='%B'%t%%m='%m'%t%%Om='%Om'%n}");
const std::locale loc(LOCALE_ja_JP_UTF_8);
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output using C-locale
check(SV("%b='Jan'\t%h='Jan'\t%B='January'\t%m='01'\t%Om='01'\n"),
fmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%b='May'\t%h='May'\t%B='May'\t%m='05'\t%Om='05'\n"),
fmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
// Use the global locale (fr_FR)
#if defined(__APPLE__)
check(SV("%b='jan'\t%h='jan'\t%B='janvier'\t%m='01'\t%Om='01'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
#else
check(SV("%b='janv.'\t%h='janv.'\t%B='janvier'\t%m='01'\t%Om='01'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
#endif
check(SV("%b='mai'\t%h='mai'\t%B='mai'\t%m='05'\t%Om='05'\n"),
lfmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
// Use supplied locale (ja_JP). This locale has a different alternate.
#ifdef _WIN32
check(loc,
SV("%b='1'\t%h='1'\t%B='1月'\t%m='01'\t%Om='01'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%b='5'\t%h='5'\t%B='5月'\t%m='05'\t%Om='05'\n"),
lfmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
#elif defined(_AIX) // _WIN32
check(loc,
SV("%b='1月'\t%h='1月'\t%B='1月'\t%m='01'\t%Om='01'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%b='5月'\t%h='5月'\t%B='5月'\t%m='05'\t%Om='05'\n"),
lfmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
#elif defined(__APPLE__) // _WIN32
check(loc,
SV("%b=' 1'\t%h=' 1'\t%B='1月'\t%m='01'\t%Om='01'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%b=' 5'\t%h=' 5'\t%B='5月'\t%m='05'\t%Om='05'\n"),
lfmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
#else // _WIN32
check(loc,
SV("%b=' 1月'\t%h=' 1月'\t%B='1月'\t%m='01'\t%Om='一'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%b=' 5月'\t%h=' 5月'\t%B='5月'\t%m='05'\t%Om='五'\n"),
lfmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
#endif // _WIN32
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values_day() {
using namespace std::literals::chrono_literals;
constexpr std::basic_string_view<CharT> fmt = SV("{:%%d='%d'%t%%Od='%Od'%t%%e='%e'%t%%Oe='%Oe'%n}");
constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%d='%d'%t%%Od='%Od'%t%%e='%e'%t%%Oe='%Oe'%n}");
const std::locale loc(LOCALE_ja_JP_UTF_8);
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output using C-locale
check(SV("%d='01'\t%Od='01'\t%e=' 1'\t%Oe=' 1'\n"),
fmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%d='13'\t%Od='13'\t%e='13'\t%Oe='13'\n"),
fmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
// Use the global locale (fr_FR)
check(SV("%d='01'\t%Od='01'\t%e=' 1'\t%Oe=' 1'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%d='13'\t%Od='13'\t%e='13'\t%Oe='13'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
// Use supplied locale (ja_JP). This locale has a different alternate.
#if defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%d='01'\t%Od='01'\t%e=' 1'\t%Oe=' 1'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%d='13'\t%Od='13'\t%e='13'\t%Oe='13'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#else // _WIN32
check(loc,
SV("%d='01'\t%Od='一'\t%e=' 1'\t%Oe='一'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%d='13'\t%Od='十三'\t%e='13'\t%Oe='十三'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#endif // _WIN32
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values_weekday() {
using namespace std::literals::chrono_literals;
constexpr std::basic_string_view<CharT> fmt =
SV("{:%%a='%a'%t%%A='%A'%t%%u='%u'%t%%Ou='%Ou'%t%%w='%w'%t%%Ow='%Ow'%n}");
constexpr std::basic_string_view<CharT> lfmt =
SV("{:L%%a='%a'%t%%A='%A'%t%%u='%u'%t%%Ou='%Ou'%t%%w='%w'%t%%Ow='%Ow'%n}");
const std::locale loc(LOCALE_ja_JP_UTF_8);
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output using C-locale
check(SV("%a='Thu'\t%A='Thursday'\t%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\n"),
fmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%a='Sun'\t%A='Sunday'\t%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\n"),
fmt,
std::chrono::local_seconds(4'294'967'295s)); // 06:28:15 UTC on Sunday, 7 February 2106
// Use the global locale (fr_FR)
#if defined(__APPLE__)
check(SV("%a='Jeu'\t%A='Jeudi'\t%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%a='Dim'\t%A='Dimanche'\t%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\n"),
lfmt,
std::chrono::local_seconds(4'294'967'295s)); // 06:28:15 UTC on Sunday, 7 February 2106
#else
check(SV("%a='jeu.'\t%A='jeudi'\t%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%a='dim.'\t%A='dimanche'\t%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\n"),
lfmt,
std::chrono::local_seconds(4'294'967'295s)); // 06:28:15 UTC on Sunday, 7 February 2106
#endif
// Use supplied locale (ja_JP).
// This locale has a different alternate, but not on all platforms
#if defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%a='木'\t%A='木曜日'\t%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%a='日'\t%A='日曜日'\t%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\n"),
lfmt,
std::chrono::local_seconds(4'294'967'295s)); // 06:28:15 UTC on Sunday, 7 February 2106
#else // defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%a='木'\t%A='木曜日'\t%u='4'\t%Ou='四'\t%w='4'\t%Ow='四'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%a='日'\t%A='日曜日'\t%u='7'\t%Ou='七'\t%w='0'\t%Ow='〇'\n"),
lfmt,
std::chrono::local_seconds(4'294'967'295s)); // 06:28:15 UTC on Sunday, 7 February 2106
#endif // defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values_day_of_year() {
using namespace std::literals::chrono_literals;
constexpr std::basic_string_view<CharT> fmt = SV("{:%%j='%j'%n}");
constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%j='%j'%n}");
const std::locale loc(LOCALE_ja_JP_UTF_8);
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output using C-locale
check(SV("%j='001'\n"), fmt, std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%j='138'\n"), fmt, std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
// Use the global locale (fr_FR)
check(SV("%j='001'\n"), lfmt, std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%j='138'\n"), lfmt, std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
// Use supplied locale (ja_JP). This locale has a different alternate.
check(loc, SV("%j='001'\n"), lfmt, std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%j='138'\n"),
lfmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values_week() {
using namespace std::literals::chrono_literals;
constexpr std::basic_string_view<CharT> fmt = SV("{:%%U='%U'%t%%OU='%OU'%t%%W='%W'%t%%OW='%OW'%n}");
constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%U='%U'%t%%OU='%OU'%t%%W='%W'%t%%OW='%OW'%n}");
const std::locale loc(LOCALE_ja_JP_UTF_8);
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output using C-locale
check(SV("%U='00'\t%OU='00'\t%W='00'\t%OW='00'\n"),
fmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%U='20'\t%OU='20'\t%W='20'\t%OW='20'\n"),
fmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
// Use the global locale (fr_FR)
check(SV("%U='00'\t%OU='00'\t%W='00'\t%OW='00'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%U='20'\t%OU='20'\t%W='20'\t%OW='20'\n"),
lfmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
// Use supplied locale (ja_JP). This locale has a different alternate.
#if defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%U='00'\t%OU='00'\t%W='00'\t%OW='00'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%U='20'\t%OU='20'\t%W='20'\t%OW='20'\n"),
lfmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
#else // defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%U='00'\t%OU='〇'\t%W='00'\t%OW='〇'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%U='20'\t%OU='二十'\t%W='20'\t%OW='二十'\n"),
lfmt,
std::chrono::local_seconds(2'000'000'000s)); // 03:33:20 UTC on Wednesday, 18 May 2033
#endif // defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values_iso_8601_week() {
using namespace std::literals::chrono_literals;
constexpr std::basic_string_view<CharT> fmt = SV("{:%%g='%g'%t%%G='%G'%t%%V='%V'%t%%OV='%OV'%n}");
constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%g='%g'%t%%G='%G'%t%%V='%V'%t%%OV='%OV'%n}");
const std::locale loc(LOCALE_ja_JP_UTF_8);
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output using C-locale
check(SV("%g='70'\t%G='1970'\t%V='01'\t%OV='01'\n"),
fmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%g='09'\t%G='2009'\t%V='07'\t%OV='07'\n"),
fmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
// Use the global locale (fr_FR)
check(SV("%g='70'\t%G='1970'\t%V='01'\t%OV='01'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%g='09'\t%G='2009'\t%V='07'\t%OV='07'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
// Use supplied locale (ja_JP). This locale has a different alternate.
#if defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%g='70'\t%G='1970'\t%V='01'\t%OV='01'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%g='09'\t%G='2009'\t%V='07'\t%OV='07'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#else // defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%g='70'\t%G='1970'\t%V='01'\t%OV='一'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%g='09'\t%G='2009'\t%V='07'\t%OV='七'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#endif // defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values_date() {
using namespace std::literals::chrono_literals;
constexpr std::basic_string_view<CharT> fmt = SV("{:%%D='%D'%t%%F='%F'%t%%x='%x'%t%%Ex='%Ex'%n}");
constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%D='%D'%t%%F='%F'%t%%x='%x'%t%%Ex='%Ex'%n}");
const std::locale loc(LOCALE_ja_JP_UTF_8);
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output using C-locale
check(SV("%D='01/01/70'\t%F='1970-01-01'\t%x='01/01/70'\t%Ex='01/01/70'\n"),
fmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%D='02/13/09'\t%F='2009-02-13'\t%x='02/13/09'\t%Ex='02/13/09'\n"),
fmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
// Use the global locale (fr_FR)
#if defined(__APPLE__)
check(SV("%D='01/01/70'\t%F='1970-01-01'\t%x='01.01.1970'\t%Ex='01.01.1970'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%D='02/13/09'\t%F='2009-02-13'\t%x='13.02.2009'\t%Ex='13.02.2009'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#else
check(SV("%D='01/01/70'\t%F='1970-01-01'\t%x='01/01/1970'\t%Ex='01/01/1970'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%D='02/13/09'\t%F='2009-02-13'\t%x='13/02/2009'\t%Ex='13/02/2009'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#endif
// Use supplied locale (ja_JP). This locale has a different alternate.
#if defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%D='01/01/70'\t%F='1970-01-01'\t%x='1970/01/01'\t%Ex='1970/01/01'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%D='02/13/09'\t%F='2009-02-13'\t%x='2009/02/13'\t%Ex='2009/02/13'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#else // defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
check(loc,
SV("%D='01/01/70'\t%F='1970-01-01'\t%x='1970年01月01日'\t%Ex='昭和45年01月01日'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%D='02/13/09'\t%F='2009-02-13'\t%x='2009年02月13日'\t%Ex='平成21年02月13日'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#endif // defined(_WIN32) || defined(__APPLE__) || defined(_AIX)
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values_time() {
using namespace std::literals::chrono_literals;
constexpr std::basic_string_view<CharT> fmt = SV(
"{:"
"%%H='%H'%t"
"%%OH='%OH'%t"
"%%I='%I'%t"
"%%OI='%OI'%t"
"%%M='%M'%t"
"%%OM='%OM'%t"
"%%S='%S'%t"
"%%OS='%OS'%t"
"%%p='%p'%t"
"%%R='%R'%t"
"%%T='%T'%t"
"%%r='%r'%t"
"%%X='%X'%t"
"%%EX='%EX'%t"
"%n}");
constexpr std::basic_string_view<CharT> lfmt = SV(
"{:L"
"%%H='%H'%t"
"%%OH='%OH'%t"
"%%I='%I'%t"
"%%OI='%OI'%t"
"%%M='%M'%t"
"%%OM='%OM'%t"
"%%S='%S'%t"
"%%OS='%OS'%t"
"%%p='%p'%t"
"%%R='%R'%t"
"%%T='%T'%t"
"%%r='%r'%t"
"%%X='%X'%t"
"%%EX='%EX'%t"
"%n}");
const std::locale loc(LOCALE_ja_JP_UTF_8);
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output using C-locale
check(SV("%H='00'\t"
"%OH='00'\t"
"%I='12'\t"
"%OI='12'\t"
"%M='00'\t"
"%OM='00'\t"
"%S='00'\t"
"%OS='00'\t"
"%p='AM'\t"
"%R='00:00'\t"
"%T='00:00:00'\t"
"%r='12:00:00 AM'\t"
"%X='00:00:00'\t"
"%EX='00:00:00'\t"
"\n"),
fmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%H='23'\t"
"%OH='23'\t"
"%I='11'\t"
"%OI='11'\t"
"%M='31'\t"
"%OM='31'\t"
"%S='30.123'\t"
"%OS='30.123'\t"
"%p='PM'\t"
"%R='23:31'\t"
"%T='23:31:30.123'\t"
"%r='11:31:30 PM'\t"
"%X='23:31:30'\t"
"%EX='23:31:30'\t"
"\n"),
fmt,
std::chrono::local_time<std::chrono::milliseconds>(
1'234'567'890'123ms)); // 23:31:30 UTC on Friday, 13 February 2009
// Use the global locale (fr_FR)
check(SV("%H='00'\t"
"%OH='00'\t"
"%I='12'\t"
"%OI='12'\t"
"%M='00'\t"
"%OM='00'\t"
"%S='00'\t"
"%OS='00'\t"
#if defined(_AIX)
"%p='AM'\t"
#else
"%p=''\t"
#endif
"%R='00:00'\t"
"%T='00:00:00'\t"
#ifdef _WIN32
"%r='00:00:00'\t"
#elif defined(_AIX)
"%r='12:00:00 AM'\t"
#elif defined(__APPLE__)
"%r=''\t"
#else
"%r='12:00:00 '\t"
#endif
"%X='00:00:00'\t"
"%EX='00:00:00'\t"
"\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%H='23'\t"
"%OH='23'\t"
"%I='11'\t"
"%OI='11'\t"
"%M='31'\t"
"%OM='31'\t"
"%S='30,123'\t"
"%OS='30,123'\t"
#if defined(_AIX)
"%p='PM'\t"
#else
"%p=''\t"
#endif
"%R='23:31'\t"
"%T='23:31:30,123'\t"
#ifdef _WIN32
"%r='23:31:30'\t"
#elif defined(_AIX)
"%r='11:31:30 PM'\t"
#elif defined(__APPLE__)
"%r=''\t"
#else
"%r='11:31:30 '\t"
#endif
"%X='23:31:30'\t"
"%EX='23:31:30'\t"
"\n"),
lfmt,
std::chrono::local_time<std::chrono::milliseconds>(
1'234'567'890'123ms)); // 23:31:30 UTC on Friday, 13 February 2009
// Use supplied locale (ja_JP). This locale has a different alternate.a
#if defined(__APPLE__) || defined(_AIX) || defined(_WIN32)
check(loc,
SV("%H='00'\t"
"%OH='00'\t"
"%I='12'\t"
"%OI='12'\t"
"%M='00'\t"
"%OM='00'\t"
"%S='00'\t"
"%OS='00'\t"
# if defined(__APPLE__)
"%p='AM'\t"
# else
"%p='午前'\t"
# endif
"%R='00:00'\t"
"%T='00:00:00'\t"
# if defined(__APPLE__)
"%r='12:00:00 AM'\t"
"%X='00時00分00秒'\t"
"%EX='00時00分00秒'\t"
# elif defined(_WIN32)
"%r='0:00:00'\t"
"%X='0:00:00'\t"
"%EX='0:00:00'\t"
# else
"%r='午前12:00:00'\t"
"%X='00:00:00'\t"
"%EX='00:00:00'\t"
# endif
"\n"),
lfmt,
std::chrono::hh_mm_ss(0s));
check(loc,
SV("%H='23'\t"
"%OH='23'\t"
"%I='11'\t"
"%OI='11'\t"
"%M='31'\t"
"%OM='31'\t"
"%S='30.123'\t"
"%OS='30.123'\t"
# if defined(__APPLE__)
"%p='PM'\t"
# else
"%p='午後'\t"
# endif
"%R='23:31'\t"
"%T='23:31:30.123'\t"
# if defined(__APPLE__)
"%r='11:31:30 PM'\t"
"%X='23時31分30秒'\t"
"%EX='23時31分30秒'\t"
# elif defined(_WIN32)
"%r='23:31:30'\t"
"%X='23:31:30'\t"
"%EX='23:31:30'\t"
# else
"%r='午後11:31:30'\t"
"%X='23:31:30'\t"
"%EX='23:31:30'\t"
# endif
"\n"),
lfmt,
std::chrono::hh_mm_ss(23h + 31min + 30s + 123ms));
#else // defined(__APPLE__) || defined(_AIX) || defined(_WIN32)
check(loc,
SV("%H='00'\t"
"%OH='〇'\t"
"%I='12'\t"
"%OI='十二'\t"
"%M='00'\t"
"%OM='〇'\t"
"%S='00'\t"
"%OS='〇'\t"
"%p='午前'\t"
"%R='00:00'\t"
"%T='00:00:00'\t"
"%r='午前12時00分00秒'\t"
"%X='00時00分00秒'\t"
"%EX='00時00分00秒'\t"
"\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%H='23'\t"
"%OH='二十三'\t"
"%I='11'\t"
"%OI='十一'\t"
"%M='31'\t"
"%OM='三十一'\t"
"%S='30.123'\t"
"%OS='三十.123'\t"
"%p='午後'\t"
"%R='23:31'\t"
"%T='23:31:30.123'\t"
"%r='午後11時31分30秒'\t"
"%X='23時31分30秒'\t"
"%EX='23時31分30秒'\t"
"\n"),
lfmt,
std::chrono::local_time<std::chrono::milliseconds>(
1'234'567'890'123ms)); // 23:31:30 UTC on Friday, 13 February 2009
#endif // defined(__APPLE__) || defined(_AIX) || defined(_WIN32)
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values_date_time() {
using namespace std::literals::chrono_literals;
constexpr std::basic_string_view<CharT> fmt = SV("{:%%c='%c'%t%%Ec='%Ec'%n}");
constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%c='%c'%t%%Ec='%Ec'%n}");
const std::locale loc(LOCALE_ja_JP_UTF_8);
std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
// Non localized output using C-locale
check(SV("%c='Thu Jan 1 00:00:00 1970'\t%Ec='Thu Jan 1 00:00:00 1970'\n"),
fmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(SV("%c='Fri Feb 13 23:31:30 2009'\t%Ec='Fri Feb 13 23:31:30 2009'\n"),
fmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
// Use the global locale (fr_FR)
check(
// https://sourceware.org/bugzilla/show_bug.cgi?id=24054
#if defined(__GLIBC__) && __GLIBC__ <= 2 && __GLIBC_MINOR__ < 29
SV("%c='jeu. 01 janv. 1970 00:00:00 GMT'\t%Ec='jeu. 01 janv. 1970 00:00:00 GMT'\n"),
#elif defined(_AIX)
SV("%c=' 1 janvier 1970 à 00:00:00 UTC'\t%Ec=' 1 janvier 1970 à 00:00:00 UTC'\n"),
#elif defined(__APPLE__)
SV("%c='Jeu 1 jan 00:00:00 1970'\t%Ec='Jeu 1 jan 00:00:00 1970'\n"),
#elif defined(_WIN32)
SV("%c='01/01/1970 00:00:00'\t%Ec='01/01/1970 00:00:00'\n"),
#else
SV("%c='jeu. 01 janv. 1970 00:00:00'\t%Ec='jeu. 01 janv. 1970 00:00:00'\n"),
#endif
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(
// https://sourceware.org/bugzilla/show_bug.cgi?id=24054
#if defined(__GLIBC__) && __GLIBC__ <= 2 && __GLIBC_MINOR__ < 29
SV("%c='ven. 13 févr. 2009 23:31:30 GMT'\t%Ec='ven. 13 févr. 2009 23:31:30 GMT'\n"),
#elif defined(_AIX)
SV("%c='13 février 2009 à 23:31:30 UTC'\t%Ec='13 février 2009 à 23:31:30 UTC'\n"),
#elif defined(__APPLE__)
SV("%c='Ven 13 fév 23:31:30 2009'\t%Ec='Ven 13 fév 23:31:30 2009'\n"),
#elif defined(_WIN32)
SV("%c='13/02/2009 23:31:30'\t%Ec='13/02/2009 23:31:30'\n"),
#else
SV("%c='ven. 13 févr. 2009 23:31:30'\t%Ec='ven. 13 févr. 2009 23:31:30'\n"),
#endif
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
// Use supplied locale (ja_JP). This locale has a different alternate.a
#if defined(__APPLE__)
check(loc,
SV("%c='木 1/ 1 00:00:00 1970'\t%Ec='木 1/ 1 00:00:00 1970'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%c='金 2/13 23:31:30 2009'\t%Ec='金 2/13 23:31:30 2009'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#elif defined(_AIX) // __APPLE__
check(loc,
SV("%c='1970年01月 1日 00:00:00 UTC'\t%Ec='1970年01月 1日 00:00:00 UTC'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%c='2009年02月13日 23:31:30 UTC'\t%Ec='2009年02月13日 23:31:30 UTC'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#elif defined(_WIN32) // __APPLE__
check(loc,
SV("%c='1970/01/01 0:00:00'\t%Ec='1970/01/01 0:00:00'\n"),
lfmt,
std::chrono::sys_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%c='2009/02/13 23:31:30'\t%Ec='2009/02/13 23:31:30'\n"),
lfmt,
std::chrono::sys_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#else // __APPLE__
check(loc,
SV("%c='1970年01月01日 00時00分00秒'\t%Ec='昭和45年01月01日 00時00分00秒'\n"),
lfmt,
std::chrono::local_seconds(0s)); // 00:00:00 UTC Thursday, 1 January 1970
check(loc,
SV("%c='2009年02月13日 23時31分30秒'\t%Ec='平成21年02月13日 23時31分30秒'\n"),
lfmt,
std::chrono::local_seconds(1'234'567'890s)); // 23:31:30 UTC on Friday, 13 February 2009
#endif // __APPLE__
std::locale::global(std::locale::classic());
}
template <class CharT>
static void test_valid_values() {
test_valid_values_year<CharT>();
test_valid_values_month<CharT>();
test_valid_values_day<CharT>();
test_valid_values_weekday<CharT>();
test_valid_values_day_of_year<CharT>();
test_valid_values_week<CharT>();
test_valid_values_iso_8601_week<CharT>();
test_valid_values_date<CharT>();
test_valid_values_time<CharT>();
test_valid_values_date_time<CharT>();
}
template <class CharT>
static void test() {
using namespace std::literals::chrono_literals;
test_no_chrono_specs<CharT>();
test_valid_values<CharT>();
check_invalid_types<CharT>(
{
SV("a"), SV("A"), SV("b"), SV("B"), SV("c"), SV("C"), SV("d"), SV("D"), SV("e"), SV("F"), SV("g"),
SV("G"), SV("h"), SV("H"), SV("I"), SV("j"), SV("m"), SV("M"), SV("p"), SV("r"), SV("R"), SV("S"),
SV("T"), SV("u"), SV("U"), SV("V"), SV("w"), SV("W"), SV("x"), SV("X"), SV("y"), SV("Y"), SV("Ec"),
SV("EC"), SV("Ex"), SV("EX"), SV("Ey"), SV("EY"), SV("Od"), SV("Oe"), SV("OH"), SV("OI"), SV("Om"), SV("OM"),
SV("OS"), SV("Ou"), SV("OU"), SV("OV"), SV("Ow"), SV("OW"), SV("Oy"),
},
std::chrono::local_seconds(0s));
check_exception("The format specifier expects a '%' or a '}'", SV("{:A"), std::chrono::local_seconds(0s));
check_exception("The chrono specifiers contain a '{'", SV("{:%%{"), std::chrono::local_seconds(0s));
check_exception("End of input while parsing a conversion specifier", SV("{:%"), std::chrono::local_seconds(0s));
check_exception("End of input while parsing the modifier E", SV("{:%E"), std::chrono::local_seconds(0s));
check_exception("End of input while parsing the modifier O", SV("{:%O"), std::chrono::local_seconds(0s));
// Precision not allowed
check_exception("The format specifier expects a '%' or a '}'", SV("{:.3}"), std::chrono::local_seconds(0s));
}
int main(int, char**) {
test<char>();
#ifndef TEST_HAS_NO_WIDE_CHARACTERS
test<wchar_t>();
#endif
return 0;
}