/*
* INESC-ID, Instituto de Engenharia de Sistemas e Computadores Investigação e Desevolvimento em Lisboa
* Copyright 2013 INESC-ID and/or its affiliates and other
* contributors as indicated by the @author tags. All rights reserved.
* See the copyright.txt 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 3.0 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.infinispan.tx.gmu.gc;
import org.infinispan.configuration.cache.CacheMode;
import org.infinispan.configuration.cache.ConfigurationBuilder;
import org.infinispan.container.DataContainer;
import org.infinispan.container.gmu.GMUDataContainer;
import org.infinispan.transaction.gmu.manager.GarbageCollectorManager;
import org.infinispan.tx.gmu.AbstractGMUTest;
import org.testng.annotations.Test;
import javax.transaction.Transaction;
import static junit.framework.Assert.assertEquals;
/**
* // TODO: Document this
*
* @author Pedro Ruivo
* @since 5.2
*/
@Test(groups = "functional", testName = "tx.gmu.gc.SimpleGarbageCollectorTest")
public class SimpleGarbageCollectorTest extends AbstractGMUTest {
public SimpleGarbageCollectorTest() {
cleanup = CleanupPhase.AFTER_METHOD;
}
public void testKeepMostRecent() {
assertAtLeastCaches(2);
assertCacheValuesNull(KEY_1);
GarbageCollectorManager gcManager = getComponent(0, GarbageCollectorManager.class);
final GMUDataContainer gmuDataContainer = (GMUDataContainer) getComponent(0, DataContainer.class);
put(0, KEY_1, VALUE_1, null);
put(0, KEY_1, VALUE_2, VALUE_1);
put(0, KEY_1, VALUE_3, VALUE_2);
assertNoTransactions();
assert gmuDataContainer.getVersionChain(KEY_1).numberOfVersion() == 3 : "Wrong number of versions in version chain";
//no transactions are running... so the garbage collect should only keep the most recent one
gcManager.triggerVersionGarbageCollection();
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return gmuDataContainer.getVersionChain(KEY_1).numberOfVersion() == 1;
}
});
assertEquals(VALUE_3, cache(0).get(KEY_1));
assertEquals(VALUE_3, cache(1).get(KEY_1));
assertNoTransactions();
}
public void testKeepAll() throws Exception {
assertAtLeastCaches(2);
assertCacheValuesNull(KEY_1, KEY_2, KEY_3);
GarbageCollectorManager gcManager = getComponent(0, GarbageCollectorManager.class);
final GMUDataContainer gmuDataContainer = (GMUDataContainer) getComponent(0, DataContainer.class);
put(0, KEY_1, VALUE_1, null);
put(0, KEY_2, VALUE_1, null);
put(0, KEY_3, VALUE_1, null);
put(0, KEY_1, VALUE_2, VALUE_1);
put(0, KEY_2, VALUE_2, VALUE_1);
put(0, KEY_3, VALUE_2, VALUE_1);
tm(0).begin();
assertEquals(VALUE_2, cache(0).get(KEY_1));
Transaction readOnlyTx = tm(0).suspend();
put(0, KEY_1, VALUE_3, VALUE_2);
put(0, KEY_2, VALUE_3, VALUE_2);
put(0, KEY_3, VALUE_3, VALUE_2);
put(0, KEY_1, VALUE_1, VALUE_3);
put(0, KEY_2, VALUE_1, VALUE_3);
put(0, KEY_3, VALUE_1, VALUE_3);
assert gmuDataContainer.getVersionChain(KEY_1).numberOfVersion() == 4 : "Wrong Number Of Versions for " + KEY_1;
assert gmuDataContainer.getVersionChain(KEY_2).numberOfVersion() == 4 : "Wrong Number Of Versions for " + KEY_2;
assert gmuDataContainer.getVersionChain(KEY_3).numberOfVersion() == 4 : "Wrong Number Of Versions for " + KEY_3;
gcManager.triggerVersionGarbageCollection();
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return gmuDataContainer.getVersionChain(KEY_1).numberOfVersion() == 3 &&
gmuDataContainer.getVersionChain(KEY_2).numberOfVersion() == 3 &&
gmuDataContainer.getVersionChain(KEY_3).numberOfVersion() == 3;
}
});
tm(0).resume(readOnlyTx);
assertEquals(VALUE_2, cache(0).get(KEY_1));
assertEquals(VALUE_2, cache(0).get(KEY_2));
assertEquals(VALUE_2, cache(0).get(KEY_3));
tm(0).commit();
assertNoTransactions();
gcManager.triggerVersionGarbageCollection();
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return gmuDataContainer.getVersionChain(KEY_1).numberOfVersion() == 1 &&
gmuDataContainer.getVersionChain(KEY_2).numberOfVersion() == 1 &&
gmuDataContainer.getVersionChain(KEY_3).numberOfVersion() == 1;
}
});
assertNoTransactions();
}
@Override
protected void decorate(ConfigurationBuilder builder) {
builder.garbageCollector().enabled(true);
}
@Override
protected int initialClusterSize() {
return 2;
}
@Override
protected boolean syncCommitPhase() {
return true;
}
@Override
protected CacheMode cacheMode() {
return CacheMode.REPL_SYNC;
}
}