package org.infinispan.lock.singlelock;
import org.infinispan.config.Configuration;
import org.infinispan.statetransfer.StateTransferManager;
import org.infinispan.test.MultipleCacheManagersTest;
import org.infinispan.test.TestingUtil;
import org.infinispan.test.fwk.CleanupAfterMethod;
import org.infinispan.transaction.LockingMode;
import org.infinispan.transaction.TransactionTable;
import org.infinispan.transaction.lookup.DummyTransactionManagerLookup;
import org.infinispan.transaction.tm.DummyTransaction;
import org.testng.annotations.Test;
import static org.testng.Assert.assertTrue;
import static org.testng.Assert.assertEquals;
/**
* @author Mircea Markus
* @since 5.1
*/
@Test (groups = "functional", testName = "lock.singlelock.MinViewIdCalculusTest")
@CleanupAfterMethod
public class MinViewIdCalculusTest extends MultipleCacheManagersTest {
private Configuration c;
@Override
protected void createCacheManagers() throws Throwable {
c = getDefaultClusteredConfig(Configuration.CacheMode.DIST_SYNC, true);
c.fluent()
.transaction()
.lockingMode(LockingMode.PESSIMISTIC)
.transactionManagerLookup(new DummyTransactionManagerLookup());
c.fluent().hash().numOwners(3);
createCluster(c, 2);
waitForClusterToForm();
}
public void testMinViewId1() throws Exception {
final TransactionTable tt0 = TestingUtil.getTransactionTable(cache(0));
final TransactionTable tt1 = TestingUtil.getTransactionTable(cache(1));
StateTransferManager stateTransferManager0 = TestingUtil.extractComponent(cache(0), StateTransferManager.class);
final int topologyId = stateTransferManager0.getCacheTopology().getTopologyId();
assertEquals(tt0.getMinTopologyId(), topologyId);
assertEquals(tt1.getMinTopologyId(), topologyId);
//add a new cache and check that min view is updated
log.trace("Adding new node ..");
addClusterEnabledCacheManager(c);
waitForClusterToForm();
log.trace("New node added.");
final int topologyId2 = stateTransferManager0.getCacheTopology().getTopologyId();
assertTrue(topologyId2 > topologyId);
final TransactionTable tt2 = TestingUtil.getTransactionTable(cache(2));
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return tt0.getMinTopologyId() == topologyId2
&& tt1.getMinTopologyId() == topologyId2
&& tt2.getMinTopologyId() == topologyId2;
}
});
}
public void testMinViewId2() throws Exception {
final TransactionTable tt0 = TestingUtil.getTransactionTable(cache(0));
final TransactionTable tt1 = TestingUtil.getTransactionTable(cache(1));
StateTransferManager stateTransferManager0 = TestingUtil.extractComponent(cache(0), StateTransferManager.class);
final int topologyId = stateTransferManager0.getCacheTopology().getTopologyId();
tm(1).begin();
cache(1).put(getKeyForCache(0),"v");
final DummyTransaction t = (DummyTransaction) tm(1).getTransaction();
t.runPrepare();
tm(1).suspend();
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return checkTxCount(0, 0, 1);
}
});
log.trace("Adding new node ..");
//add a new cache and check that min view is updated
addClusterEnabledCacheManager(c);
waitForClusterToForm();
log.trace("New node added.");
final int topologyId2 = stateTransferManager0.getCacheTopology().getTopologyId();
assertTrue(topologyId2 > topologyId);
assertEquals(tt0.getMinTopologyId(), topologyId);
assertEquals(tt1.getMinTopologyId(), topologyId);
tm(1).resume(t);
t.runCommitTx();
eventually(new Condition() {
@Override
public boolean isSatisfied() throws Exception {
return tt0.getMinTopologyId() == topologyId2 && tt1.getMinTopologyId() == topologyId2;
}
});
}
}