1 /* 2 * Copyright (c) 2007, 2012, 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 package org.graalvm.compiler.jtt.threads; 26 27 import org.junit.Test; 28 29 import org.graalvm.compiler.jtt.JTTTest; 30 31 public class Object_wait01 extends JTTTest { 32 33 private static class TestClass implements Runnable { 34 @Override 35 public void run() { 36 int i = 0; 37 while (i++ < 1000000 && !done) { 38 synchronized (object) { 39 count++; 40 object.notifyAll(); 41 } 42 } 43 } 44 } 45 46 static volatile int count = 0; 47 static volatile boolean done; 48 static final Object object = new Object(); 49 50 public static boolean test(int i) throws InterruptedException { 51 count = 0; 52 done = false; 53 new Thread(new TestClass()).start(); 54 synchronized (object) { 55 while (count < i) { 56 object.wait(); 57 } 58 done = true; 59 return count >= i; 60 } 61 } 62 63 @Test(timeout = 20000) 64 public void run0() throws Throwable { 65 runTest("test", 0); 66 } 67 68 @Test(timeout = 20000) 69 public void run1() throws Throwable { 70 runTest("test", 1); 71 } 72 73 @Test(timeout = 20000) 74 public void run2() throws Throwable { 75 runTest("test", 3); 76 } 77 78 @Test(timeout = 20000) 79 public void run3() throws Throwable { 80 runTest("test", 15); 81 } 82 83 }