| /* |
| * The Apache Software License, Version 1.1 |
| * |
| * Copyright (c) 2002 The Apache Software Foundation. All rights |
| * reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the |
| * distribution. |
| * |
| * 3. The end-user documentation included with the redistribution, if |
| * any, must include the following acknowlegement: |
| * "This product includes software developed by the |
| * Apache Software Foundation (http://www.apache.org/)." |
| * Alternately, this acknowlegement may appear in the software itself, |
| * if and wherever such third-party acknowlegements normally appear. |
| * |
| * 4. The names "The Jakarta Project", "Jakarta-Regexp", and "Apache Software |
| * Foundation" must not be used to endorse or promote products derived |
| * from this software without prior written permission. For written |
| * permission, please contact apache@apache.org. |
| * |
| * 5. Products derived from this software may not be called "Apache" |
| * nor may "Apache" appear in their names without prior written |
| * permission of the Apache Group. |
| * |
| * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
| * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
| * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
| * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
| * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| * SUCH DAMAGE. |
| * ==================================================================== |
| * |
| * This software consists of voluntary contributions made by many |
| * individuals on behalf of the Apache Software Foundation. For more |
| * information on the Apache Software Foundation, please see |
| * <http://www.apache.org/>. |
| * |
| */ |
| package org.apache.tools.ant.taskdefs.optional.rjunit; |
| |
| import junit.extensions.TestDecorator; |
| import junit.framework.AssertionFailedError; |
| import junit.framework.Test; |
| import junit.framework.TestResult; |
| |
| /** |
| * A Test decorator that allows to cancel a test if it exceeds |
| * a certain time. It can be used globally or individually over |
| * each testcase. |
| * |
| * @author <a href="mailto:sbailliez@apache.org">Stephane Bailliez</a> |
| */ |
| public class WatchdogTest extends TestDecorator { |
| |
| /** the time out delay in msecs */ |
| private long timeOut; |
| |
| /** |
| * Create a new watchdog. |
| * @param test the test to watch for |
| * @param msecs the time out delay in msecs. |
| */ |
| public WatchdogTest(Test test, long msecs) { |
| super(test); |
| timeOut = msecs; |
| } |
| |
| public void run(TestResult result) { |
| Thread worker = createWorker(result); |
| worker.start(); |
| |
| try { |
| // wait at most the timeOut time. |
| worker.join(timeOut); |
| |
| // if the thread is still alive, it must be killed. |
| if (worker.isAlive()) { |
| worker.interrupt(); |
| result.addFailure(getTest(), |
| new AssertionFailedError("Timed out after " + timeOut + "ms")); |
| } |
| } catch (InterruptedException e) { |
| worker.interrupt(); |
| result.addError(getTest(), e); |
| result.stop(); |
| } |
| } |
| |
| /** create a new worker thread */ |
| protected Thread createWorker(final TestResult result) { |
| Thread worker = new Thread("JUnit Test Worker") { |
| public void run() { |
| getTest().run(result); |
| } |
| }; |
| return worker; |
| } |
| |
| } |