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/*
* Copyright (c) 2025, 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.
*/
/*
* @test
* @bug 8347955
* @summary Ensure underlying element equality of available tz ID methods
* @run junit AvailableIDsTest
*/
import org.junit.jupiter.api.Test;
import java.util.TimeZone;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.ValueSource;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
public class AvailableIDsTest {
// Validate the equality of the array and stream of available IDs
@Test
public void streamEqualsArrayTest() {
String[] tzs = TimeZone.getAvailableIDs();
assertArrayEquals(tzs, TimeZone.availableIDs().toArray(String[]::new),
"availableIDs() and getAvailableIDs() do not have the same elements");
}
// Validate the equality of the array and stream of available IDs
// when passed an offset. Tests various offsets.
@ParameterizedTest
@ValueSource(ints = {21600000, 25200000, 28800000}) // 6:00, 7:00, 8:00
public void streamEqualsArrayWithOffsetTest(int offset) {
String[] tzs = TimeZone.getAvailableIDs(offset);
assertArrayEquals(tzs, TimeZone.availableIDs(offset).toArray(String[]::new),
"availableIDs(int) and getAvailableIDs(int) do not have the same elements");
}
}
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