ladybird/Tests/LibUnicode/TestUnicodeDateTimeFormat.cpp
Timothy Flynn bdf02c21e1 LibUnicode: Swap the preferred order of standard time zone display names
Our generator is currently preferring the DST variant of the time zone
display names over the non-DST variant. LibTimeZone currently does not
have DST support, and operates in a mode that basically assumes DST does
not exist. Swap the display names for now just to be consistent until we
have DST support.

Note we will need to generate both of these variants and select the
appropriate one at runtime once we have DST support.
2022-01-12 15:43:12 +01:00

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/*
* Copyright (c) 2022, Tim Flynn <trflynn89@pm.me>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibTest/TestCase.h>
#include <AK/Array.h>
#include <AK/StringView.h>
#include <AK/Time.h>
#include <LibUnicode/DateTimeFormat.h>
TEST_CASE(time_zone_name)
{
struct TestData {
StringView locale;
Unicode::CalendarPatternStyle style;
StringView time_zone;
StringView expected_result;
};
constexpr auto test_data = Array {
TestData { "en"sv, Unicode::CalendarPatternStyle::Long, "UTC"sv, "Coordinated Universal Time"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::Short, "UTC"sv, "UTC"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongGeneric, "UTC"sv, "GMT"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortGeneric, "UTC"sv, "GMT"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::Long, "UTC"sv, "التوقيت العالمي المنسق"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::Short, "UTC"sv, "UTC"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongGeneric, "UTC"sv, "غرينتش"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortGeneric, "UTC"sv, "غرينتش"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::Long, "America/Los_Angeles"sv, "Pacific Standard Time"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::Short, "America/Los_Angeles"sv, "PST"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongGeneric, "America/Los_Angeles"sv, "Pacific Time"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortGeneric, "America/Los_Angeles"sv, "PT"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::Long, "America/Los_Angeles"sv, "توقيت المحيط الهادي الرسمي"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::Short, "America/Los_Angeles"sv, "غرينتش-٨"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongGeneric, "America/Los_Angeles"sv, "توقيت المحيط الهادي"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortGeneric, "America/Los_Angeles"sv, "غرينتش-٨"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::Long, "America/Vancouver"sv, "Pacific Standard Time"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::Short, "America/Vancouver"sv, "PST"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongGeneric, "America/Vancouver"sv, "Pacific Time"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortGeneric, "America/Vancouver"sv, "PT"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::Long, "America/Vancouver"sv, "توقيت المحيط الهادي الرسمي"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::Short, "America/Vancouver"sv, "غرينتش-٨"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongGeneric, "America/Vancouver"sv, "توقيت المحيط الهادي"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortGeneric, "America/Vancouver"sv, "غرينتش-٨"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::Long, "Europe/London"sv, "Greenwich Mean Time"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::Short, "Europe/London"sv, "GMT"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongGeneric, "Europe/London"sv, "GMT"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortGeneric, "Europe/London"sv, "GMT"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::Long, "Europe/London"sv, "توقيت غرينتش"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::Short, "Europe/London"sv, "غرينتش"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongGeneric, "Europe/London"sv, "غرينتش"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortGeneric, "Europe/London"sv, "غرينتش"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::Long, "Africa/Accra"sv, "Greenwich Mean Time"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::Short, "Africa/Accra"sv, "GMT"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongGeneric, "Africa/Accra"sv, "GMT"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortGeneric, "Africa/Accra"sv, "GMT"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::Long, "Africa/Accra"sv, "توقيت غرينتش"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::Short, "Africa/Accra"sv, "غرينتش"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongGeneric, "Africa/Accra"sv, "غرينتش"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortGeneric, "Africa/Accra"sv, "غرينتش"sv },
};
constexpr auto jan_1_2022 = AK::Time::from_seconds(1640995200); // Saturday, January 1, 2022 12:00:00 AM
for (auto const& test : test_data) {
auto time_zone = Unicode::format_time_zone(test.locale, test.time_zone, test.style, jan_1_2022);
EXPECT_EQ(time_zone, test.expected_result);
}
}
TEST_CASE(format_time_zone_offset)
{
constexpr auto jan_1_1833 = AK::Time::from_seconds(-4323283200); // Tuesday, January 1, 1833 12:00:00 AM
constexpr auto jan_1_2022 = AK::Time::from_seconds(1640995200); // Saturday, January 1, 2022 12:00:00 AM
struct TestData {
StringView locale;
Unicode::CalendarPatternStyle style;
AK::Time time;
StringView time_zone;
StringView expected_result;
};
constexpr auto test_data = Array {
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortOffset, {}, "UTC"sv, "GMT"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongOffset, {}, "UTC"sv, "GMT"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortOffset, {}, "UTC"sv, "غرينتش"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongOffset, {}, "UTC"sv, "غرينتش"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_1833, "America/Los_Angeles"sv, "GMT-7:52:58"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_2022, "America/Los_Angeles"sv, "GMT-8"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_1833, "America/Los_Angeles"sv, "GMT-07:52:58"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_2022, "America/Los_Angeles"sv, "GMT-08:00"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_1833, "America/Los_Angeles"sv, "غرينتش-٧:٥٢:٥٨"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_2022, "America/Los_Angeles"sv, "غرينتش-٨"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_1833, "America/Los_Angeles"sv, "غرينتش-٠٧:٥٢:٥٨"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_2022, "America/Los_Angeles"sv, "غرينتش-٠٨:٠٠"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_1833, "Europe/London"sv, "GMT-0:01:15"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_2022, "Europe/London"sv, "GMT"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_1833, "Europe/London"sv, "GMT-00:01:15"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_2022, "Europe/London"sv, "GMT"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_1833, "Europe/London"sv, "غرينتش-٠:٠١:١٥"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_2022, "Europe/London"sv, "غرينتش"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_1833, "Europe/London"sv, "غرينتش-٠٠:٠١:١٥"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_2022, "Europe/London"sv, "غرينتش"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_1833, "Asia/Kathmandu"sv, "GMT+5:41:16"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_2022, "Asia/Kathmandu"sv, "GMT+5:45"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_1833, "Asia/Kathmandu"sv, "GMT+05:41:16"sv },
TestData { "en"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_2022, "Asia/Kathmandu"sv, "GMT+05:45"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_1833, "Asia/Kathmandu"sv, "غرينتش+٥:٤١:١٦"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::ShortOffset, jan_1_2022, "Asia/Kathmandu"sv, "غرينتش+٥:٤٥"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_1833, "Asia/Kathmandu"sv, "غرينتش+٠٥:٤١:١٦"sv },
TestData { "ar"sv, Unicode::CalendarPatternStyle::LongOffset, jan_1_2022, "Asia/Kathmandu"sv, "غرينتش+٠٥:٤٥"sv },
};
for (auto const& test : test_data) {
auto time_zone = Unicode::format_time_zone(test.locale, test.time_zone, test.style, test.time);
EXPECT_EQ(time_zone, test.expected_result);
}
}