trunk/src/tests/junit/org/apache/tools/ant/taskdefs/ProcessDestroyerTest.java

/*
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */

/*
 * Created on Feb 19, 2003
 */
package org.apache.tools.ant.taskdefs;

import java.io.IOException;

import org.apache.tools.ant.util.JavaEnvUtils;

import junit.framework.TestCase;

/**
 */
public class ProcessDestroyerTest extends TestCase {

    /**
     * Constructor for ProcessDestroyerTest.
     * @param arg0
     */
    public ProcessDestroyerTest(String arg0) {
        super(arg0);
    }

    public void testProcessDestroyer(){
        if (JavaEnvUtils.isJavaVersion(JavaEnvUtils.JAVA_1_2)) {
            return;
        }

        try {
            ProcessDestroyer processDestroyer = new ProcessDestroyer();
            Process process =
                Runtime.getRuntime().exec(
                    "java -cp "
                        + System.getProperty("java.class.path")
                        + " "
                        + getClass().getName());

            assertFalse("Not registered as shutdown hook",
                        processDestroyer.isAddedAsShutdownHook());

            processDestroyer.add(process);

            assertTrue("Registered as shutdown hook",
                       processDestroyer.isAddedAsShutdownHook());
            try {
                process.destroy();
            } finally {
                processDestroyer.remove(process);
            }

            assertFalse("Not registered as shutdown hook",
                        processDestroyer.isAddedAsShutdownHook());
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    public static void main(String[] args){
        new ProcessDestroyerTest("testProcessDestroyer").testProcessDestroyer();
        try{
            Thread.sleep(60000);
        }catch(InterruptedException ie){
            ie.printStackTrace();
        }
    }
}