1 /* 2 * Copyright (c) 2016, 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 /* 25 * @test 26 * @bug 8153943 27 * @summary Test verifies whether equals() and hashCode() methods in 28 * BandedSampleModel works properly. 29 * @run main BandedSampleModelEqualsTest 30 */ 31 32 import java.awt.image.BandedSampleModel; 33 import java.awt.image.DataBuffer; 34 35 public class BandedSampleModelEqualsTest { 36 37 private static void testConstructor1() { 38 /* 39 * verify equality with constructor 40 * BandedSampleModel(int dataType, int w, int h, int numBands) 41 */ 42 BandedSampleModel model1 = 43 new BandedSampleModel(DataBuffer.TYPE_BYTE, 50, 50, 1); 44 BandedSampleModel model2 = 45 new BandedSampleModel(DataBuffer.TYPE_BYTE, 50, 50, 1); 46 if (model1.equals(null)) { 47 throw new RuntimeException("equals(null) returns true"); 48 } 49 if (!(model1.equals(model2))) { 50 throw new RuntimeException("equals() method is not working" 51 + " properly"); 52 } 53 if (!(model2.equals(model1))) { 54 throw new RuntimeException("equals() method is not working" 55 + " properly"); 56 } 57 if (model1.hashCode() != model2.hashCode()) { 58 throw new RuntimeException("HashCode is not same for same" 59 + " BandedSampleModels"); 60 } 61 } 62 63 private static void testConstructor2() { 64 /* 65 * verify equality with constructor 66 * BandedSampleModel(int dataType, int w, int h, int scanlineStride, 67 * int[] bankIndices, int[] bandOffsets) 68 */ 69 BandedSampleModel model1 = 70 new BandedSampleModel(DataBuffer.TYPE_BYTE, 50, 50, 50, 71 new int[] {0}, new int[] {0}); 72 BandedSampleModel model2 = 73 new BandedSampleModel(DataBuffer.TYPE_BYTE, 50, 50, 50, 74 new int[] {0}, new int[] {0}); 75 if (model1.equals(null)) { 76 throw new RuntimeException("equals(null) returns true"); 77 } 78 if (!(model1.equals(model2))) { 79 throw new RuntimeException("equals() method is not working" 80 + " properly"); 81 } 82 if (!(model2.equals(model1))) { 83 throw new RuntimeException("equals() method is not working" 84 + " properly"); 85 } 86 if (model1.hashCode() != model2.hashCode()) { 87 throw new RuntimeException("HashCode is not same for same" 88 + " BandedSampleModels"); 89 } 90 } 91 92 public static void testSameBandedSampleModel() { 93 testConstructor1(); 94 testConstructor2(); 95 } 96 public static void main(String[] args) { 97 /* 98 * verify BandedSampleModel equality using different 99 * constructors. 100 */ 101 testSameBandedSampleModel(); 102 } 103 }