8029057: test/java/text/Bidi/Bug6665028.java can fail with OutOfMemoryError
Reviewed-by: okutsu
--- a/jdk/test/java/text/Bidi/Bug6665028.java Mon Nov 25 16:53:30 2013 -0800
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,135 +0,0 @@
-/*
- * Copyright (c) 2007, 2011, 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 6665028
- * @summary verify that the memory corruption doesn't happen. Note
- * that this test case fails without the fix in some different ways,
- * including timeout, due to the memory corruption.
- * @build Bug6665028
- * @run main/othervm -Xmx16m Bug6665028 10
- */
-
-import java.awt.font.TextAttribute;
-import java.text.AttributedString;
-import java.text.Bidi;
-
-// test1() and test2() were derived from BidiEmbeddingTest.
-// Usage: java Bug6665028 [duration]
-public class Bug6665028 {
-
- private static boolean runrun = true;
-
- private static class Test extends Thread {
- public void run() {
- while (runrun) {
- test1();
- test2();
- }
- }
- }
-
- public static void main(String[] args) {
- int duration = 45;
- if (args.length == 1) {
- duration = Math.max(1, Math.min(Integer.parseInt(args[0]), 45));
- }
-
- Test[] tests = new Test[4];
- for (int i = 0; i < tests.length; i++) {
- Test t = new Test();
- tests[i] = t;
- t.start();
- }
-
- try {
- Thread.sleep(duration * 1000);
- } catch (InterruptedException e) {
- }
-
- runrun = false;
-
- for (int i = 0; i < tests.length; i++) {
- try {
- tests[i].join();
- } catch (InterruptedException e) {
- }
- }
- }
-
- static String target;
- static {
- String s = "A Bidi object provides information on the bidirectional reordering of the text used to create it. This is required, for example, to properly display Arabic or Hebrew text. ";
- StringBuilder sb = new StringBuilder();
- for (int i = 0; i < 1000; i++) {
- sb.append(s);
- }
- target = sb.toString();
- }
-
- static void test1() {
- String str = "If this text is >" + target + "< the test passed.";
- int start = str.indexOf(target);
- int limit = start + target.length();
-
- AttributedString astr = new AttributedString(str);
- astr.addAttribute(TextAttribute.BIDI_EMBEDDING,
- new Integer(-1),
- start,
- limit);
-
- Bidi bidi = new Bidi(astr.getIterator());
-
- byte[] embs = new byte[str.length() + 3];
- for (int i = start + 1; i < limit + 1; ++i) {
- embs[i] = -1;
- }
-
- Bidi bidi2 = new Bidi(str.toCharArray(), 0, embs, 1, str.length(), Bidi.DIRECTION_DEFAULT_LEFT_TO_RIGHT);
- if (bidi.getRunCount() != 3 || bidi2.getRunCount() != 3) {
- throw new Error("Bidi run count incorrect");
- }
- }
-
- static void test2() {
- String str = "If this text is >" + target + "< the test passed.";
- int length = str.length();
- int start = str.indexOf(target);
- int limit = start + target.length();
-
- AttributedString astr = new AttributedString(str);
- astr.addAttribute(TextAttribute.RUN_DIRECTION, TextAttribute.RUN_DIRECTION_RTL);
-
- astr.addAttribute(TextAttribute.BIDI_EMBEDDING,
- new Integer(-3),
- start,
- limit);
-
- Bidi bidi = new Bidi(astr.getIterator());
-
- if (bidi.getRunCount() != 6) { // runs of spaces and angles at embedding bound,s and final period, each get level 1
- throw new Error("Bidi embedding processing failed");
- }
- }
-}