1 /*
   2  * Copyright (c) 2020, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 package datatype;
  25 
  26 import javax.xml.datatype.DatatypeFactory;
  27 import javax.xml.datatype.XMLGregorianCalendar;
  28 import org.testng.annotations.Test;
  29 import org.testng.Assert;
  30 
  31 /*
  32  * @test
  33  * @bug 8246816
  34  * @run testng datatype.HashCodeTest
  35  * @summary Test hashCode generation.
  36  */
  37 public class HashCodeTest {
  38 
  39     @Test
  40     public final void testHashCode() throws Exception {
  41         DatatypeFactory dataTypeFactory = DatatypeFactory.newInstance();
  42         XMLGregorianCalendar cal1 = dataTypeFactory.newXMLGregorianCalendar("2020-04-24T12:53:00+02:00");
  43         XMLGregorianCalendar cal2 = dataTypeFactory.newXMLGregorianCalendar("2020-06-04T06:58:17.727Z");
  44 
  45         // identical hash codes before the patch
  46         int hashCode1 = cal1.hashCode();
  47         int hashCode2 = cal2.hashCode();
  48 
  49         Assert.assertNotEquals(hashCode1, hashCode2, 
  50                 "HashCodes should be different for different calendars. cal1: " 
  51                         + cal1 + " cal2: " + cal2);
  52     }
  53 }