--- /dev/null 2016-05-17 12:01:17.473251102 +0900 +++ new/test/java/util/Date/TZ.java 2016-05-23 13:58:21.108203774 +0900 @@ -0,0 +1,58 @@ +/* + * Copyright (c) 1998, 2016, 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 4108737 + * @summary java.util.Date doesn't fail if current TimeZone is changed + */ + +import java.util.TimeZone; +import java.util.Date; + +public class TZ { + + public static void main(String args[]) { + TimeZone tz = TimeZone.getDefault(); + try { + testMain(); + } finally { + TimeZone.setDefault(tz); + } + } + + static void testMain() { + String expectedResult = "Sat Feb 01 00:00:00 PST 1997"; + + // load the java.util.Date class in the GMT timezone + TimeZone.setDefault(TimeZone.getTimeZone("GMT")); + new Date(); // load the class (to run static initializers) + + // use the class in different timezone + TimeZone.setDefault(TimeZone.getTimeZone("PST")); + @SuppressWarnings("deprecation") + Date date = new Date(97, 1, 1); + if (!date.toString().equals(expectedResult)) { + throw new RuntimeException("Regression bug id #4108737 - Date fails if default time zone changed"); + } + } +}