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 * PackedColorModel works properly. 29 * @run main PackedColorModelEqualsTest 30 */ 31 32 import java.awt.color.ColorSpace; 33 import java.awt.image.DataBuffer; 34 import java.awt.image.DirectColorModel; 35 36 public class PackedColorModelEqualsTest { 37 38 private static void testMaskArrayEquality() { 39 /* 40 * Test with different maskArray values, since PackedColorModel 41 * is abstract we use subclass DirectColorModel. 42 */ 43 DirectColorModel model1 = 44 new DirectColorModel(24, 0x00FF0000, 0x0000FF00, 0x000000FF); 45 DirectColorModel model2 = 46 new DirectColorModel(24, 0x000000FF, 0x0000FF00, 0x00FF0000); 47 if (model1.equals(model2)) { 48 throw new RuntimeException("equals() method is determining" 49 + " ColorMap equality improperly"); 50 } 51 if (model2.equals(model1)) { 52 throw new RuntimeException("equals() method is determining" 53 + " ColorMap equality improperly"); 54 } 55 } 56 57 private static void testConstructor1() { 58 /* 59 * verify equality with constructor 60 * DirectColorModel(int bits, int rmask, int gmask, int bmask, 61 * int amask) 62 */ 63 DirectColorModel model1 = 64 new DirectColorModel(32, 0xFF000000, 0x00FF0000, 65 0x0000FF00, 0x000000FF); 66 DirectColorModel model2 = 67 new DirectColorModel(32, 0xFF000000, 0x00FF0000, 68 0x0000FF00, 0x000000FF); 69 if (model1.equals(null)) { 70 throw new RuntimeException("equals(null) returns true"); 71 } 72 if (!(model1.equals(model2))) { 73 throw new RuntimeException("equals() method is not working" 74 + " properly"); 75 } 76 if (!(model2.equals(model1))) { 77 throw new RuntimeException("equals() method is not working" 78 + " properly"); 79 } 80 if (model1.hashCode() != model2.hashCode()) { 81 throw new RuntimeException("HashCode is not same for same" 82 + " PackedColorModels"); 83 } 84 } 85 86 private static void testConstructor2() { 87 /* 88 * verify equality with constructor 89 * DirectColorModel(ColorSpace space, int bits, int rmask, int gmask, 90 * int bmask, int amask, boolean isAlphaPremultiplied, int transferType) 91 */ 92 DirectColorModel model1 = 93 new DirectColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB), 94 32, 0xFF000000, 0x00FF0000, 0x0000FF00, 0x000000FF, 95 false, DataBuffer.TYPE_BYTE); 96 DirectColorModel model2 = 97 new DirectColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB), 98 32, 0xFF000000, 0x00FF0000, 0x0000FF00, 0x000000FF, 99 false, DataBuffer.TYPE_BYTE); 100 if (model1.equals(null)) { 101 throw new RuntimeException("equals(null) returns true"); 102 } 103 if (!(model1.equals(model2))) { 104 throw new RuntimeException("equals() method is not working" 105 + " properly"); 106 } 107 if (!(model2.equals(model1))) { 108 throw new RuntimeException("equals() method is not working" 109 + " properly"); 110 } 111 if (model1.hashCode() != model2.hashCode()) { 112 throw new RuntimeException("HashCode is not same for same" 113 + " PackedColorModels"); 114 } 115 } 116 117 private static void testSamePackedColorModel() { 118 testConstructor1(); 119 testConstructor2(); 120 } 121 public static void main(String[] args) { 122 // test with different mask array. 123 testMaskArrayEquality(); 124 // verify PackedColorModel equality using different constructors. 125 testSamePackedColorModel(); 126 } 127 }