package com.linkedin.helix.integration;
import java.util.Date;
import org.testng.Assert;
import org.testng.annotations.Test;
import com.linkedin.helix.PropertyKey.Builder;
import com.linkedin.helix.TestHelper;
import com.linkedin.helix.ZNRecord;
import com.linkedin.helix.controller.HelixControllerMain;
import com.linkedin.helix.manager.zk.ZKHelixDataAccessor;
import com.linkedin.helix.manager.zk.ZkBaseDataAccessor;
import com.linkedin.helix.mock.storage.MockParticipant;
import com.linkedin.helix.model.IdealState;
import com.linkedin.helix.tools.ClusterStateVerifier;
import com.linkedin.helix.tools.ClusterStateVerifier.BestPossAndExtViewZkVerifier;
import com.linkedin.helix.tools.ClusterStateVerifier.MasterNbInExtViewVerifier;
public class TestBucketizedResource extends ZkIntegrationTestBase
{
@Test()
public void testBucketizedResource() throws Exception
{
// Logger.getRootLogger().setLevel(Level.INFO);
String className = TestHelper.getTestClassName();
String methodName = TestHelper.getTestMethodName();
String clusterName = className + "_" + methodName;
System.out.println("START " + clusterName + " at "
+ new Date(System.currentTimeMillis()));
MockParticipant[] participants = new MockParticipant[5];
// ClusterSetup setupTool = new ClusterSetup(ZK_ADDR);
TestHelper.setupCluster(clusterName, ZK_ADDR, 12918, // participant port
"localhost", // participant name prefix
"TestDB", // resource name prefix
1, // resources
10, // partitions per resource
5, // number of nodes
3, // replicas
"MasterSlave",
true); // do rebalance
ZkBaseDataAccessor<ZNRecord> baseAccessor = new ZkBaseDataAccessor<ZNRecord>(_gZkClient);
ZKHelixDataAccessor accessor = new ZKHelixDataAccessor(clusterName, baseAccessor);
// String idealStatePath = PropertyPathConfig.getPath(PropertyType.IDEALSTATES, clusterName, "TestDB0");
Builder keyBuilder = accessor.keyBuilder();
IdealState idealState = accessor.getProperty(keyBuilder.idealStates("TestDB0"));
idealState.setBucketSize(1);
accessor.setProperty(keyBuilder.idealStates("TestDB0"), idealState);
TestHelper.startController(clusterName,
"controller_0",
ZK_ADDR,
HelixControllerMain.STANDALONE);
// start participants
for (int i = 0; i < 5; i++)
{
String instanceName = "localhost_" + (12918 + i);
participants[i] = new MockParticipant(clusterName, instanceName, ZK_ADDR, null);
participants[i].syncStart();
}
boolean result =
ClusterStateVerifier.verifyByZkCallback(new MasterNbInExtViewVerifier(ZK_ADDR,
clusterName));
Assert.assertTrue(result);
result =
ClusterStateVerifier.verifyByZkCallback(new BestPossAndExtViewZkVerifier(ZK_ADDR,
clusterName));
Assert.assertTrue(result);
// clean up
for (int i = 0; i < 5; i++)
{
participants[i].syncStop();
}
System.out.println("END " + clusterName + " at "
+ new Date(System.currentTimeMillis()));
}
}