01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: */
17:
18: package org.apache.harmony.drlvm.tests.regression.h4220;
19:
20: import junit.framework.TestCase;
21:
22: public class Test extends TestCase {
23:
24: public static void main(String args[]) {
25: (new Test()).test();
26: }
27:
28: Object waitForStart = new Object();
29: Object waitForInterrupt = new Object();
30: Object waitForFinish = new Object();
31: Thread notifyThread = new NotifierThread();
32: Thread interruptThread = new InterrupterThread();
33:
34: public void test() {
35: synchronized (waitForStart) {
36: notifyThread.start();
37: try {
38: waitForStart.wait();
39: } catch (InterruptedException e) {
40: }
41: }
42: synchronized (waitForFinish) {
43: }
44: }
45:
46: class NotifierThread extends Thread {
47: public void run() {
48: synchronized (waitForFinish) {
49: synchronized (waitForStart) {
50: waitForStart.notifyAll();
51: interruptThread.start();
52: // If comment next line test will not hang
53: Thread.yield();
54: try {
55: waitForStart.wait();
56: } catch (InterruptedException e) {
57: System.out.println("Expected " + e);
58: return;
59: }
60: assertTrue("waitForStart missed interrupt", true);
61: }
62: }
63: }
64: }
65:
66: class InterrupterThread extends Thread {
67: public void run() {
68: notifyThread.interrupt();
69: }
70: }
71: }
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