package org.infinispan.tx.locking;
import static org.testng.Assert.assertFalse;
import static org.testng.Assert.assertTrue;
import javax.transaction.Transaction;
import org.infinispan.configuration.cache.CacheMode;
import org.infinispan.configuration.cache.ConfigurationBuilder;
import org.infinispan.transaction.LockingMode;
import org.infinispan.transaction.lookup.EmbeddedTransactionManagerLookup;
import org.infinispan.util.concurrent.IsolationLevel;
import org.testng.annotations.Test;
/**
* @author Mircea Markus
* @since 5.1
*/
@Test (groups = "functional", testName = "tx.locking.OptimisticReplTxTest")
public class OptimisticReplTxTest extends AbstractClusteredTxTest {
CacheMode cacheMode;
public OptimisticReplTxTest() {
this.cacheMode = CacheMode.REPL_SYNC;
}
// check that two transactions can progress in parallel on the same node
public void testTxProgress() throws Exception {
tm(0).begin();
cache(0).put(k, "v1");
final Transaction tx1 = tm(0).suspend();
//another tx working on the same keys
tm(0).begin();
cache(0).put(k, "v2");
tm(0).commit();
assert cache(0).get(k).equals("v2");
assert cache(1).get(k).equals("v2");
tm(0).resume(tx1);
tm(0).commit();
assert cache(0).get(k).equals("v1");
assert cache(1).get(k).equals("v1");
}
@Override
protected void createCacheManagers() throws Throwable {
final ConfigurationBuilder conf = getDefaultClusteredCacheConfig(cacheMode, true);
conf.transaction()
.lockingMode(LockingMode.OPTIMISTIC)
.transactionManagerLookup(new EmbeddedTransactionManagerLookup());
conf.locking().isolationLevel(IsolationLevel.READ_COMMITTED);
createCluster(conf, 2);
waitForClusterToForm();
k = getKeyForCache(0);
}
@Override
protected void assertLocking() {
assertFalse(lockManager(0).isLocked(k));
assertFalse(lockManager(1).isLocked(k));
prepare();
assertTrue(lockManager(0).isLocked(k));
assertFalse(lockManager(1).isLocked(k));
commit();
assertFalse(lockManager(0).isLocked(k));
assertFalse(lockManager(1).isLocked(k));
}
@Override
protected void assertLockingNoChanges() {
assertFalse(lockManager(0).isLocked(k));
assertFalse(lockManager(1).isLocked(k));
prepare();
assertFalse(lockManager(0).isLocked(k));
assertFalse(lockManager(1).isLocked(k));
commit();
assertFalse(lockManager(0).isLocked(k));
assertFalse(lockManager(1).isLocked(k));
}
@Override
protected void assertLockingOnRollback() {
assertFalse(lockManager(0).isLocked(k));
assertFalse(lockManager(1).isLocked(k));
rollback();
assertFalse(lockManager(0).isLocked(k));
assertFalse(lockManager(1).isLocked(k));
}
}