1 /* 2 * Copyright (c) 2008, 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 4087261 4184592 27 * @summary Make sure to determine Japanese text encoding as correctly 28 * as possible. 29 * @modules jdk.charsets 30 */ 31 32 import java.nio.charset.*; 33 import java.nio.*; 34 35 public class JISAutoDetectTest { 36 37 class TestData { 38 byte[] input; 39 byte[] input2; // for second call 40 String expectedCharset; 41 } 42 TestData[] data = new TestData[50]; 43 main(String[] argv)44 public static void main(String[] argv) throws Exception { 45 JISAutoDetectTest test = new JISAutoDetectTest(); 46 test.execute(); 47 } 48 execute()49 void execute() throws Exception { 50 CharBuffer output = CharBuffer.allocate(128); 51 CharBuffer expectedOutput = CharBuffer.allocate(128); 52 53 for (int i = 0; i < data.length; i++) { 54 if (data[i] == null) 55 break; 56 57 CharsetDecoder autoDetect = Charset.forName("JISAutoDetect").newDecoder(); 58 CharsetDecoder dec = Charset.forName(data[i].expectedCharset).newDecoder(); 59 CoderResult ncr, mcr; 60 output.clear(); 61 expectedOutput.clear(); 62 ncr = autoDetect.decode(ByteBuffer.wrap(data[i].input), 63 output, 64 true); 65 mcr = dec.decode(ByteBuffer.wrap(data[i].input), 66 expectedOutput, 67 true); 68 69 if (data[i].input2 != null) { 70 ncr = autoDetect.decode(ByteBuffer.wrap(data[i].input2), 71 output, 72 true); 73 mcr = dec.decode(ByteBuffer.wrap(data[i].input2), 74 expectedOutput, 75 true); 76 } 77 String testNumber = " (test#: " + i + ")"; 78 if (ncr != mcr) 79 throw new Exception("JISAutoDetect returned a wrong result"); 80 output.flip(); 81 expectedOutput.flip(); 82 if (output.limit() != expectedOutput.limit()) 83 throw new Exception("JISAutoDetect returned a wrong length"+testNumber); 84 85 for (int x = 0; x < output.limit(); x++) { 86 if (expectedOutput.charAt(x) != output.charAt(x)) 87 throw new Exception("JISAutoDetect returned a wrong string"+testNumber); 88 } 89 } 90 } 91 JISAutoDetectTest()92 public JISAutoDetectTest() { 93 int i = 0; 94 95 // 0 96 data[i] = new TestData(); 97 data[i].input = new byte[] { (byte)'C', (byte)'o', (byte)'p', (byte)'y', 98 (byte)'r', (byte)'i', (byte)'g', (byte)'h', 99 (byte)'t', (byte)' ', (byte)0xa9, (byte)' ', 100 (byte)'1', (byte)'9', (byte)'9', (byte)'8' }; 101 data[i].expectedCharset = "SJIS"; 102 103 // 1 104 i++; 105 data[i] = new TestData(); 106 data[i].input = new byte[] { (byte)0xbb, (byte)0xdd, (byte)0xcf, (byte)0xb2, 107 (byte)0xb8, (byte)0xdb, (byte)0xbc, (byte)0xbd, 108 (byte)0xc3, (byte)0xd1, (byte)0xbd, (byte)0xde, 109 (byte)0x82, (byte)0xc5, (byte)0x82, (byte)0xb7 }; 110 data[i].expectedCharset = "SJIS"; 111 112 // 2 113 i++; 114 data[i] = new TestData(); 115 data[i].input = new byte[] { (byte)0xbb, (byte)0xdd, (byte)0xcf, (byte)0xb2, 116 (byte)0xb8, (byte)0xdb, (byte)0xbc, (byte)0xbd, 117 (byte)0xc3, (byte)0xd1, (byte)0xbd, (byte)0xde}; 118 data[i].expectedCharset = "SJIS"; 119 120 // 3 121 i++; 122 data[i] = new TestData(); 123 data[i].input = new byte[] { (byte)0xbb, (byte)0xdd, (byte)0xcf, (byte)0xb2, 124 (byte)0xb8, (byte)0xdb, (byte)0xbc, (byte)0xbd, 125 (byte)0xc3, (byte)0xd1, (byte)0xbd }; 126 data[i].expectedCharset = "SJIS"; 127 128 // 4 129 i++; 130 data[i] = new TestData(); 131 data[i].input = new byte[] { (byte)0x8f, (byte)0xa1, (byte)0xaa }; 132 data[i].expectedCharset = "SJIS"; 133 134 // 5 135 i++; 136 data[i] = new TestData(); 137 data[i].input = new byte[] { (byte)0xa4, (byte)0xd2, (byte)0xa4, (byte)0xe9, 138 (byte)0xa4, (byte)0xac, (byte)0xa4, (byte)0xca }; 139 data[i].expectedCharset = "EUC_JP"; 140 141 // 6 142 i++; 143 data[i] = new TestData(); 144 data[i].input = new byte[] { (byte)0xbb, (byte)0xdd, (byte)0xcf, (byte)0xb2, 145 (byte)0xb8, (byte)0xdb, (byte)0xbc, (byte)0xbd, 146 (byte)0xc3, (byte)0xd1, (byte)0xbd, (byte)0xde, 147 (byte)0xa4, (byte)0xc7, (byte)0xa4, (byte)0xb9 }; 148 data[i].expectedCharset = "EUC_JP"; 149 150 // 7 (for 4184592) 151 i++; 152 data[i] = new TestData(); 153 data[i].input = new byte[] { (byte)'a', (byte)'b', (byte)'c' }; 154 data[i].input2 = new byte[] { (byte)0x1b, (byte)'$', (byte)'B', 155 (byte)'#', (byte)'4', (byte)'$', (byte)'5', 156 (byte)0x1b, (byte)'(', (byte)'B' }; 157 data[i].expectedCharset = "ISO2022JP"; 158 } 159 } 160