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LibTimeZone: Add a unit test for generated time zone data

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Timothy Flynn 2022-01-10 12:22:47 -05:00 • committed by Linus Groh
parent ccce9e5c7f
commit b493c2ca90
4 changed files with 69 additions and 0 deletions
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Tests/LibTimeZone/TestTimeZone.cpp Normal file
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/*
* Copyright (c) 2022, Tim Flynn <trflynn89@pm.me>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibTest/TestCase.h>
#include <AK/StringView.h>
#include <LibTimeZone/TimeZone.h>
#if ENABLE_TIME_ZONE_DATA
# include <LibTimeZone/TimeZoneData.h>
TEST_CASE(time_zone_from_string)
{
EXPECT_EQ(TimeZone::time_zone_from_string("America/New_York"sv), TimeZone::TimeZone::America_New_York);
EXPECT_EQ(TimeZone::time_zone_from_string("Europe/Paris"sv), TimeZone::TimeZone::Europe_Paris);
EXPECT_EQ(TimeZone::time_zone_from_string("Etc/GMT+2"sv), TimeZone::TimeZone::Etc_GMT_Ahead_2);
EXPECT_EQ(TimeZone::time_zone_from_string("Etc/GMT-5"sv), TimeZone::TimeZone::Etc_GMT_Behind_5);
EXPECT(!TimeZone::time_zone_from_string("I don't exist"sv).has_value());
}
TEST_CASE(time_zone_from_string_link)
{
auto test_link = [](auto tz1, auto tz2) {
auto result1 = TimeZone::time_zone_from_string(tz1);
EXPECT(result1.has_value());
auto result2 = TimeZone::time_zone_from_string(tz2);
EXPECT(result2.has_value());
EXPECT_EQ(*result1, *result2);
};
test_link("America/New_York"sv, "US/Eastern"sv);
test_link("Etc/GMT"sv, "GMT"sv);
test_link("Etc/GMT+0"sv, "GMT"sv);
test_link("Etc/GMT-0"sv, "GMT"sv);
test_link("Etc/UTC"sv, "UTC"sv);
test_link("Etc/Universal"sv, "UTC"sv);
test_link("Universal"sv, "UTC"sv);
}
#endif