russell@unturf.com
0a580b313d
Authors: russell@unturf.com · brackishbert@gmail.com · foxhop.net · TimeHexOn.com Patches, unit tests, benchmarks, whitepaper, and outreach briefs. Public domain — no copyright claimed. Use freely.
251 lines
14 KiB
Java
251 lines
14 KiB
Java
/*
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* Copyright (c) 2018, 2026, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 8181157 8202537 8234347 8236548 8261279 8322647 8174269 8346948
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* 8354548
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* @modules jdk.localedata
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* @summary Checks CLDR time zone names are generated correctly at
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* either build or runtime
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* @run junit TimeZoneNamesTest
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*/
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import java.text.DateFormatSymbols;
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import java.time.ZoneId;
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import java.time.format.TextStyle;
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import java.util.Arrays;
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import java.util.Locale;
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import java.util.Objects;
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import java.util.TimeZone;
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import org.junit.jupiter.api.Test;
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import org.junit.jupiter.params.ParameterizedTest;
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import org.junit.jupiter.params.provider.MethodSource;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import static org.junit.jupiter.api.Assertions.assertFalse;
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public class TimeZoneNamesTest {
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private static Object[][] sampleTZs() {
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return new Object[][] {
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// tzid, locale, style, expected
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// This list is as of CLDR version 48, and should be examined
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// on the CLDR data upgrade.
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// no "metazone" zones (some of them were assigned metazones
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// over time, thus they are not "generated" per se
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{"Asia/Srednekolymsk", Locale.US, "Magadan Standard Time",
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"GMT+11:00",
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"Magadan Summer Time",
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"GMT+12:00",
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"Magadan Time",
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"GMT+11:00"},
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{"Asia/Srednekolymsk", Locale.FRANCE, "heure normale de Magadan",
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"UTC+11:00",
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"heure d’été de Magadan",
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"UTC+12:00",
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"heure de Magadan",
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"UTC+11:00"},
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{"America/Punta_Arenas", Locale.US, "Punta Arenas Standard Time",
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"GMT-03:00",
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"Punta Arenas Daylight Time",
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"GMT-02:00",
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"Punta Arenas Time",
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"GMT-03:00"},
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{"America/Punta_Arenas", Locale.FRANCE, "Punta Arenas (heure standard)",
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"UTC−03:00",
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"Punta Arenas (heure d’été)",
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"UTC−02:00",
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"heure : Punta Arenas",
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"UTC−03:00"},
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{"Asia/Famagusta", Locale.US, "Eastern European Standard Time",
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"EET",
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"Eastern European Summer Time",
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"EEST",
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"Eastern European Time",
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"EET"},
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{"Asia/Famagusta", Locale.FRANCE, "heure normale d’Europe de l’Est",
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"EET",
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"heure d’été d’Europe de l’Est",
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"EEST",
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"heure d’Europe de l’Est",
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"EET"},
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{"Europe/Astrakhan", Locale.US, "Samara Standard Time",
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"GMT+04:00",
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"Samara Summer Time",
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"GMT+05:00",
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"Samara Time",
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"GMT+04:00"},
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{"Europe/Astrakhan", Locale.FRANCE, "heure normale de Samara",
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"UTC+04:00",
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"heure d’été de Samara",
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"UTC+05:00",
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"heure de Samara",
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"UTC+04:00"},
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{"Europe/Saratov", Locale.US, "Samara Standard Time",
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"GMT+04:00",
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"Samara Summer Time",
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"GMT+05:00",
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"Samara Time",
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"GMT+04:00"},
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{"Europe/Saratov", Locale.FRANCE, "heure normale de Samara",
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"UTC+04:00",
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"heure d’été de Samara",
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"UTC+05:00",
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"heure de Samara",
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"UTC+04:00"},
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{"Europe/Ulyanovsk", Locale.US, "Samara Standard Time",
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"GMT+04:00",
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"Samara Summer Time",
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"GMT+05:00",
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"Samara Time",
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"GMT+04:00"},
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{"Europe/Ulyanovsk", Locale.FRANCE, "heure normale de Samara",
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"UTC+04:00",
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"heure d’été de Samara",
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"UTC+05:00",
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"heure de Samara",
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"UTC+04:00"},
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{"Pacific/Bougainville", Locale.US, "Bougainville Standard Time",
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"GMT+11:00",
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"Bougainville Daylight Time",
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"GMT+11:00",
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"Bougainville Time",
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"GMT+11:00"},
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{"Pacific/Bougainville", Locale.FRANCE, "Bougainville (heure standard)",
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"UTC+11:00",
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"Bougainville (heure d’été)",
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"UTC+11:00",
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"heure : Bougainville",
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"UTC+11:00"},
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{"Europe/Istanbul", Locale.US, "Türkiye Standard Time",
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"GMT+03:00",
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"Türkiye Summer Time",
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"GMT+04:00",
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"Türkiye Time",
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"GMT+03:00"},
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{"Europe/Istanbul", Locale.FRANCE, "heure normale de Turquie",
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"UTC+03:00",
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"heure avancée de Turquie",
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"UTC+04:00",
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"heure de Turquie",
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"UTC+03:00"},
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{"Asia/Istanbul", Locale.US, "Türkiye Standard Time",
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"GMT+03:00",
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"Türkiye Summer Time",
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"GMT+04:00",
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"Türkiye Time",
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"GMT+03:00"},
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{"Asia/Istanbul", Locale.FRANCE, "heure normale de Turquie",
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"UTC+03:00",
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"heure avancée de Turquie",
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"UTC+04:00",
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"heure de Turquie",
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"UTC+03:00"},
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{"Turkey", Locale.US, "Türkiye Standard Time",
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"GMT+03:00",
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"Türkiye Summer Time",
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"GMT+04:00",
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"Türkiye Time",
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"GMT+03:00"},
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{"Turkey", Locale.FRANCE, "heure normale de Turquie",
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"UTC+03:00",
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"heure avancée de Turquie",
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"UTC+04:00",
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"heure de Turquie",
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"UTC+03:00"},
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// Short names derived from TZDB at build time
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{"Europe/Lisbon", Locale.US, "Western European Standard Time",
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"WET",
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"Western European Summer Time",
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"WEST",
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"Western European Time",
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"WET"},
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{"Atlantic/Azores", Locale.US, "Azores Standard Time",
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"GMT-01:00",
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"Azores Summer Time",
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"GMT",
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"Azores Time",
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"GMT-01:00"},
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{"Australia/Perth", Locale.US, "Australian Western Standard Time",
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"AWST",
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"Australian Western Daylight Time",
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"AWDT",
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"Australian Western Time",
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"AWT"},
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{"Africa/Harare", Locale.US, "Central Africa Time",
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"CAT",
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"Harare Daylight Time",
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"CAT",
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"Harare Time",
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"CAT"},
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{"Europe/Dublin", Locale.US, "Greenwich Mean Time",
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"GMT",
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"Irish Standard Time",
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"IST",
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"Dublin Time",
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"GMT"},
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{"Pacific/Gambier", Locale.US, "Gambier Time",
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"GMT-09:00",
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"Gambier Daylight Time",
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"GMT-09:00",
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"Gambier Time",
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"GMT-09:00"},
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};
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}
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@ParameterizedTest
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@MethodSource("sampleTZs")
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public void test_tzNames(String tzid, Locale locale, String lstd, String sstd, String ldst, String sdst, String lgen, String sgen) {
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// Standard time
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assertEquals(lstd, TimeZone.getTimeZone(tzid).getDisplayName(false, TimeZone.LONG, locale));
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assertEquals(sstd, TimeZone.getTimeZone(tzid).getDisplayName(false, TimeZone.SHORT, locale));
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// daylight saving time
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assertEquals(ldst, TimeZone.getTimeZone(tzid).getDisplayName(true, TimeZone.LONG, locale));
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assertEquals(sdst, TimeZone.getTimeZone(tzid).getDisplayName(true, TimeZone.SHORT, locale));
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// generic name
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assertEquals(lgen, ZoneId.of(tzid).getDisplayName(TextStyle.FULL, locale));
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assertEquals(sgen, ZoneId.of(tzid).getDisplayName(TextStyle.SHORT, locale));
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}
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// Make sure getZoneStrings() returns non-empty string array
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@Test
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public void test_getZoneStrings() {
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assertFalse(
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Locale.availableLocales()
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.limit(30)
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.peek(l -> System.out.println("Locale: " + l))
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.map(l -> DateFormatSymbols.getInstance(l).getZoneStrings())
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.flatMap(Arrays::stream)
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.peek(names -> System.out.println(" tz: " + names[0]))
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.flatMap(Arrays::stream)
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.anyMatch(name -> Objects.isNull(name) || name.isEmpty()),
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"getZoneStrings() returned array containing non-empty string element(s)");
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}
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}
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