1 /* 2 * Copyright (c) 2011, 2013, 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 @summary Simple test for interrupting Thread.wait 27 @summary com.apple.junit.java.lang.Thread; 28 @run main InterruptWaitTest 29 */ 30 31 32 import junit.framework.*; 33 34 public class InterruptWaitTest extends TestCase { 35 public static Test suite() { 36 return new TestSuite(InterruptWaitTest.class); 37 } 38 39 public static void main (String[] args) throws RuntimeException { 40 TestResult tr = junit.textui.TestRunner.run(suite()); 41 if((tr.errorCount() != 0) || (tr.failureCount() != 0)) { 42 throw new RuntimeException("### Unexpected JUnit errors or failures."); 43 } 44 } 45 46 final static Object o = new Object(); 47 static volatile boolean in_wait = false; 48 static volatile boolean interrupt_worked = false; 49 public static void testCase() { 50 Thread t = new Thread(new Runnable() { public void run() { 51 try { 52 synchronized(o) { 53 in_wait = true; 54 //System.out.println("wait"); 55 o.wait(6000); // just a bit 56 in_wait = false; 57 } 58 } catch(Exception e) { 59 //System.out.println(Thread.currentThread().getName() + " caught " + e); 60 //e.printStackTrace(); 61 interrupt_worked = true; 62 in_wait = false; 63 } 64 }}); 65 t.start(); 66 while (!in_wait) {} // Lame 67 synchronized(o) { 68 //System.out.println("interrupt"); 69 t.interrupt(); 70 } 71 while (in_wait) {} // spin while we are still in the wait 72 assertTrue(interrupt_worked); 73 } 74 }