package org.infinispan.lock.singlelock;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertTrue;
import org.infinispan.configuration.cache.CacheMode;
import org.infinispan.configuration.cache.ConfigurationBuilder;
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.impl.TransactionTable;
import org.infinispan.transaction.lookup.EmbeddedTransactionManagerLookup;
import org.infinispan.transaction.tm.EmbeddedTransaction;
import org.testng.annotations.Test;
/**
* @author Mircea Markus
* @since 5.1
*/
@Test (groups = "functional", testName = "lock.singlelock.MinViewIdCalculusTest")
@CleanupAfterMethod
public class MinViewIdCalculusTest extends MultipleCacheManagersTest {
private ConfigurationBuilder c;
@Override
protected void createCacheManagers() throws Throwable {
c = getDefaultClusteredCacheConfig(CacheMode.DIST_SYNC, true);
c
.transaction()
.lockingMode(LockingMode.PESSIMISTIC)
.transactionManagerLookup(new EmbeddedTransactionManagerLookup())
.clustering()
.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(() -> 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 EmbeddedTransaction t = (EmbeddedTransaction) tm(1).getTransaction();
t.runPrepare();
tm(1).suspend();
eventually(() -> 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.runCommit(false);
eventually(() -> tt0.getMinTopologyId() == topologyId2 && tt1.getMinTopologyId() == topologyId2);
}
}