/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.test.session.test;
import java.rmi.RemoteException;
import junit.framework.Test;
import junit.framework.TestSuite;
import org.jboss.test.JBossTestCase;
import org.jboss.test.session.interfaces.CountedSession;
import org.jboss.test.session.interfaces.CountedSessionHome;
import org.jboss.test.session.interfaces.CounterSession;
import org.jboss.test.session.interfaces.CounterSessionHome;
/**
* Test that ejbRemove is called.
*
* @author <a href="mailto:dimitris@jboss.org">Dimitris Andreadis</a>
* @version $Revision: 81036 $
*/
public class EjbRemoveUnitTestCase extends JBossTestCase
{
public static Test suite() throws Exception
{
// JBAS-3607, the execution order of tests in this test case is important
// so it must be defined explicitly when running under some JVMs
TestSuite suite = new TestSuite();
suite.addTest(new EjbRemoveUnitTestCase("testEjbRemoveCalledForEveryCall"));
suite.addTest(new EjbRemoveUnitTestCase("testEjbRemoveNotCalledForEveryCall"));
suite.addTest(new EjbRemoveUnitTestCase("testEjbRemoveMultiThread"));
return JBossTestCase.getDeploySetup(suite, "test-session-remove.jar");
}
public EjbRemoveUnitTestCase(String name)
{
super(name);
}
/**
* In this test, pooling is disabled (MaximumSize==0) so call
* to the CountedSession bean should create a new instance,
* (ejbCreate()) use it but then throw it away (ejbRemove())
* ather than putting it back to the pool.
* @throws Exception
*/
public void testEjbRemoveCalledForEveryCall() throws Exception
{
CounterSessionHome counterHome = (CounterSessionHome)getInitialContext().lookup("CounterSession");
CountedSessionHome countedHome = (CountedSessionHome)getInitialContext().lookup("CountedSession");
CounterSession counter = counterHome.create();
counter.clearCounters();
CountedSession counted = countedHome.create();
assertEquals("createCounter", 1, counter.getCreateCounter());
assertEquals("removeCounter", 1, counter.getRemoveCounter());
counted.doSomething(0);
assertEquals("createCounter", 2, counter.getCreateCounter());
assertEquals("removeCounter", 2, counter.getRemoveCounter());
counted.remove();
assertEquals("createCounter", 3, counter.getCreateCounter());
assertEquals("removeCounter", 3, counter.getRemoveCounter());
}
/**
* In this test, pooling is enabled (Maximum==5) so after the
* initial create() call, the same instance should be used
* from the pool, and only removed when the app gets undeployed
* @throws Exception
*/
public void testEjbRemoveNotCalledForEveryCall() throws Exception
{
CounterSessionHome counterHome = (CounterSessionHome)getInitialContext().lookup("CounterSession");
CountedSessionHome countedHome = (CountedSessionHome)getInitialContext().lookup("CountedSession2");
CounterSession counter = counterHome.create();
counter.clearCounters();
CountedSession counted = countedHome.create();
assertEquals("createCounter", 1, counter.getCreateCounter());
assertEquals("removeCounter", 0, counter.getRemoveCounter());
counted.doSomething(0);
assertEquals("createCounter", 1, counter.getCreateCounter());
assertEquals("removeCounter", 0, counter.getRemoveCounter());
counted.remove();
assertEquals("createCounter", 1, counter.getCreateCounter());
assertEquals("removeCounter", 0, counter.getRemoveCounter());
}
public void testEjbRemoveMultiThread() throws Exception
{
CounterSessionHome counterHome = (CounterSessionHome)getInitialContext().lookup("CounterSession");
CountedSessionHome countedHome = (CountedSessionHome)getInitialContext().lookup("CountedSession2");
CounterSession counter = counterHome.create();
counter.clearCounters();
final CountedSession counted = countedHome.create();
Runnable runnable = new Runnable() {
public void run()
{
try
{
// introduce 1sec delay
counted.doSomething(1000);
}
catch (RemoteException e)
{
// ignore
}
}
};
for (int i = 0; i < 10; i++)
{
new Thread(runnable).start();
}
// since the session pool is Maximum==5, using 10 concurrent
// requests ensures at least 5 instances will have to be created
// (ejbCreate() to handle the load. Those 5 extra instances, will also have
// to be destroyed (ejbRemove()) upon return, because the pool will
// only store the first 5
// wait for all 10 threads to finish
Thread.sleep(2000);
assertTrue("createCounter >= 5", counter.getCreateCounter() >= 5);
assertTrue("removeCounter == 5", counter.getRemoveCounter() == 5);
}
}