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/*
* Copyright (c) 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
import java.time.ZoneId;
import java.time.ZoneOffset;
import java.util.TimeZone;
import org.testng.annotations.Test;
import org.testng.annotations.DataProvider;
import static org.testng.Assert.assertEquals;
/**
* @test
* @bug 8285844
* @summary Checks round-trips between TimeZone and ZoneId are consistent
* @run testng ZoneIdRoundTripTest
*/
@Test
public class ZoneIdRoundTripTest {
@DataProvider
private Object[][] testZoneIds() {
return new Object[][] {
{ZoneId.of("Z"), 0},
{ZoneId.of("UT"), 0},
{ZoneId.of("UTC"), 0},
{ZoneId.of("GMT"), 0},
{ZoneId.of("+00:01"), 60_000},
{ZoneId.of("-00:01"), -60_000},
{ZoneId.of("+00:00:01"), 1_000},
{ZoneId.of("-00:00:01"), -1_000},
{ZoneId.of("UT+00:00:01"), 1_000},
{ZoneId.of("UT-00:00:01"), -1_000},
{ZoneId.of("UTC+00:00:01"), 1_000},
{ZoneId.of("UTC-00:00:01"), -1_000},
{ZoneId.of("GMT+00:00:01"), 1_000},
{ZoneId.of("GMT-00:00:01"), -1_000},
{ZoneOffset.of("+00:00:01"), 1_000},
{ZoneOffset.of("-00:00:01"), -1_000},
};
}
@Test(dataProvider="testZoneIds")
public void test_ZoneIdRoundTrip(ZoneId zid, int offset) {
var tz = TimeZone.getTimeZone(zid);
assertEquals(tz.getRawOffset(), offset);
assertEquals(tz.toZoneId().normalized(), zid.normalized());
}
}
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