/*
* 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.
*
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*/
/* @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) + "\"");
}
}
}