| /* |
| * Copyright (c) 2008, 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 4153987 |
| @summary Malformed surrogates should be handled by the converter in |
| substitution mode. |
| */ |
| |
| import java.io.*; |
| |
| public class MalformedSurrogates { |
| |
| public static void main(String[] args) throws Exception { |
| |
| String fe = System.getProperty("file.encoding"); |
| if ( fe.equalsIgnoreCase("UTF8") |
| || fe.equalsIgnoreCase("UTF-8") |
| || fe.equalsIgnoreCase("UTF_8")) |
| // This test is meaningless if the default charset |
| // does handle surrogates |
| return; |
| |
| System.out.println("Testing string conversion..."); |
| /* Example with malformed surrogate, and an offset */ |
| String t = "abc\uD800\uDB00efgh"; |
| String t2 = t.substring(2); |
| byte[] b = t2.getBytes(); |
| System.err.println(b.length); |
| for (int i = 0; i < b.length; i++) |
| System.err.println("[" + i + "]" + "=" + (char) b[i] |
| + "=" + (int) b[i]); |
| if (b.length != 7) { |
| throw new Exception("Bad string conversion for bad surrogate"); |
| } |
| |
| /* Example with a proper surrogate, no offset. Always worked */ |
| String t3 = "abc\uD800\uDC00efgh"; |
| byte[] b2 = t3.getBytes(); |
| System.out.println(b2.length); |
| for(int i = 0; i < b2.length; i++) |
| System.err.println("[" + i + "]" + "=" + (char) b2[i]); |
| if (b2.length != 8) { |
| throw new Exception("Bad string conversion for good surrogate"); |
| } |
| |
| OutputStream os = new ByteArrayOutputStream(); |
| OutputStreamWriter osw = new OutputStreamWriter(os); |
| System.out.println("Testing flush...."); |
| /* Check for the case where the converter has a left over |
| high surrogate when flush is called on the converter */ |
| osw.flush(); |
| String s = "abc\uD800"; // High surrogate |
| char[] c = s.toCharArray(); |
| osw.write(s, 0, 4); |
| osw.flush(); |
| |
| System.out.println("Testing convert..."); |
| /* Verify that all other characters go through */ |
| for (int k = 1; k < 65535 ; k++) { |
| osw.write("Char[" + k + "]=\"" + ((char) k) + "\""); |
| } |
| |
| } |
| } |