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/*
* 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.
*
*/
package org.apache.tools.ant.taskdefs;
import org.apache.tools.ant.MagicNames;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.types.Path;
import org.apache.tools.ant.types.Commandline;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertTrue;
/**
* Simple testcase for the ExecuteJava class - mostly stolen from
* ExecuteWatchdogTest.
*
*/
public class ExecuteJavaTest {
private final static int TIME_OUT = 5000;
private final static int CLOCK_ERROR=200;
private final static int TIME_OUT_TEST=TIME_OUT-CLOCK_ERROR;
private ExecuteJava ej;
private Project project;
private Path cp;
@Before
public void setUp(){
ej = new ExecuteJava();
ej.setTimeout((long)TIME_OUT);
project = new Project();
project.setBasedir(".");
project.setProperty(MagicNames.ANT_HOME, System.getProperty(MagicNames.ANT_HOME));
cp = new Path(project, getTestClassPath());
ej.setClasspath(cp);
}
private Commandline getCommandline(int timetorun) throws Exception {
Commandline cmd = new Commandline();
cmd.setExecutable(TimeProcess.class.getName());
cmd.createArgument().setValue(String.valueOf(timetorun));
return cmd;
}
@Test
public void testNoTimeOut() throws Exception {
Commandline cmd = getCommandline(TIME_OUT/2);
ej.setJavaCommand(cmd);
ej.execute(project);
assertTrue("process should not have been killed", !ej.killedProcess());
}
// test that the watchdog ends the process
@Test
public void testTimeOut() throws Exception {
Commandline cmd = getCommandline(TIME_OUT*2);
ej.setJavaCommand(cmd);
long now = System.currentTimeMillis();
ej.execute(project);
long elapsed = System.currentTimeMillis() - now;
assertTrue("process should have been killed", ej.killedProcess());
assertTrue("elapse time of "+elapsed
+" ms is less than timeout value of "+TIME_OUT_TEST+" ms",
elapsed >= TIME_OUT_TEST);
assertTrue("elapse time of "+elapsed
+" ms is greater than run value of "+(TIME_OUT*2)+" ms",
elapsed < TIME_OUT*2);
}
@Test
public void testNoTimeOutForked() throws Exception {
Commandline cmd = getCommandline(TIME_OUT/2);
ej.setJavaCommand(cmd);
ej.fork(cp);
assertTrue("process should not have been killed", !ej.killedProcess());
}
// test that the watchdog ends the process
@Test
public void testTimeOutForked() throws Exception {
Commandline cmd = getCommandline(TIME_OUT*2);
ej.setJavaCommand(cmd);
long now = System.currentTimeMillis();
ej.fork(cp);
long elapsed = System.currentTimeMillis() - now;
assertTrue("process should have been killed", ej.killedProcess());
assertTrue("elapse time of "+elapsed
+" ms is less than timeout value of "+TIME_OUT_TEST+" ms",
elapsed >= TIME_OUT_TEST);
assertTrue("elapse time of "+elapsed
+" ms is greater than run value of "+(TIME_OUT*2)+" ms",
elapsed < TIME_OUT*2);
}
/**
* Dangerous method to obtain the classpath for the test. This is
* severely tighted to the build.xml properties.
*/
private static String getTestClassPath(){
String classpath = System.getProperty("build.tests");
if (classpath == null) {
System.err.println("WARNING: 'build.tests' property is not available !");
classpath = System.getProperty("java.class.path");
}
return classpath;
}
}
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