/*
* JBoss, Home of Professional Open Source
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package org.jboss.cache.passivation;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jboss.cache.Fqn;
import org.jboss.cache.PropertyConfigurator;
import org.jboss.cache.TreeCache;
import org.jboss.cache.loader.DummyInMemoryCacheLoader;
import org.jboss.cache.loader.AbstractCacheLoaderTestBase;
import java.io.File;
/**
* Tests cache behavior in the presence of concurrent passivation.
*
* @author Brian Stansberry
* @author <a href="mailto:galder.zamarreno@jboss.com">Galder Zamarreno</a>
* @version $Revision: 4089 $
*/
public class ConcurrentPassivationTest extends AbstractCacheLoaderTestBase
{
private TreeCache cache_;
private int wakeupIntervalMillis_ = 0;
public ConcurrentPassivationTest(String s)
{
super(s);
}
public void setUp() throws Exception
{
super.setUp();
initCaches();
wakeupIntervalMillis_ = cache_.getEvictionThreadWakeupIntervalSeconds() * 1000;
if (wakeupIntervalMillis_ < 0)
fail("testEviction(): eviction thread wake up interval is illegal " + wakeupIntervalMillis_);
}
void initCaches() throws Exception
{
cache_ = new TreeCache();
PropertyConfigurator config = new PropertyConfigurator();
config.configure(cache_, "META-INF/local-passivation-service.xml"); // read in generic local xml
cache_.setTransactionManagerLookupClass("org.jboss.cache.DummyTransactionManagerLookup");
cache_.setCacheLoaderConfiguration(getSingleCacheLoaderConfig(true, "/", DummyInMemoryCacheLoader.class.getName(), null, false, true, false, false));
cache_.startService();
}
public void tearDown() throws Exception
{
super.tearDown();
cache_.stop();
cache_ = null;
}
public void testConcurrentPassivation() throws Exception
{
Fqn base = Fqn.fromString("/org/jboss/test/data/concurrent/passivation");
// Create a bunch of nodes; more than the /org/jboss/test/data
// region's maxNodes so we know eviction will kick in
for (int i = 0; i < 35000; i++)
{
cache_.put(new Fqn(base, new Integer(i / 100)), new Integer(i), "value");
}
// Loop for long enough to have 5 runs of the eviction thread
long loopDone = System.currentTimeMillis() + (5 * wakeupIntervalMillis_);
while (System.currentTimeMillis() < loopDone)
{
// If any get returns null, that's a failure
for (int i = 0; i < 35000; i++)
{
Fqn fqn = new Fqn(base, new Integer(i / 100));
Integer key = new Integer(i);
assertNotNull("found value under Fqn " + fqn + " and key " + key,
cache_.get(fqn, key));
}
}
}
public static Test suite()
{
return new TestSuite(org.jboss.cache.passivation.ConcurrentPassivationTest.class);
}
public static void main(String[] args)
{
junit.textui.TestRunner.run(org.jboss.cache.passivation.ConcurrentPassivationTest.suite());
}
}