/**
* Copyright (C) 2012 LinkedIn Inc <opensource@linkedin.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.linkedin.helix;
import java.util.Date;
import org.testng.AssertJUnit;
import org.testng.annotations.Test;
import com.linkedin.helix.Mocks.MockManager;
import com.linkedin.helix.Mocks.MockStateModel;
import com.linkedin.helix.Mocks.MockStateModelAnnotated;
import com.linkedin.helix.PropertyKey.Builder;
import com.linkedin.helix.messaging.handling.HelixStateTransitionHandler;
import com.linkedin.helix.messaging.handling.HelixTask;
import com.linkedin.helix.messaging.handling.HelixTaskExecutor;
import com.linkedin.helix.model.CurrentState;
import com.linkedin.helix.model.Message;
import com.linkedin.helix.model.Message.MessageType;
import com.linkedin.helix.model.StateModelDefinition;
import com.linkedin.helix.tools.StateModelConfigGenerator;
public class TestHelixTaskHandler
{
@Test()
public void testInvocation() throws Exception
{
HelixTaskExecutor executor = new HelixTaskExecutor();
System.out.println("START TestCMTaskHandler.testInvocation()");
Message message = new Message(MessageType.STATE_TRANSITION, "Some unique id");
message.setSrcName("cm-instance-0");
message.setTgtSessionId("1234");
message.setFromState("Offline");
message.setToState("Slave");
message.setPartitionName("TestDB_0");
message.setMsgId("Some unique message id");
message.setResourceName("TestDB");
message.setTgtName("localhost");
message.setStateModelDef("MasterSlave");
message.setStateModelFactoryName(HelixConstants.DEFAULT_STATE_MODEL_FACTORY);
MockStateModel stateModel = new MockStateModel();
NotificationContext context;
MockManager manager = new MockManager("clusterName");
// DataAccessor accessor = manager.getDataAccessor();
HelixDataAccessor accessor = manager.getHelixDataAccessor();
StateModelConfigGenerator generator = new StateModelConfigGenerator();
StateModelDefinition stateModelDef = new StateModelDefinition(
generator.generateConfigForMasterSlave());
Builder keyBuilder = accessor.keyBuilder();
accessor.setProperty(keyBuilder.stateModelDef("MasterSlave"), stateModelDef);
context = new NotificationContext(manager);
CurrentState currentStateDelta = new CurrentState("TestDB");
currentStateDelta.setState("TestDB_0", "OFFLINE");
HelixStateTransitionHandler stHandler = new HelixStateTransitionHandler(stateModel, message,
context, currentStateDelta, executor);
HelixTask handler;
handler = new HelixTask(message, context, stHandler, executor);
handler.call();
AssertJUnit.assertTrue(stateModel.stateModelInvoked);
System.out.println("END TestCMTaskHandler.testInvocation() at "
+ new Date(System.currentTimeMillis()));
}
@Test()
public void testInvocationAnnotated() throws Exception
{
System.out.println("START TestCMTaskHandler.testInvocationAnnotated() at "
+ new Date(System.currentTimeMillis()));
HelixTaskExecutor executor = new HelixTaskExecutor();
Message message = new Message(MessageType.STATE_TRANSITION, "Some unique id");
message.setSrcName("cm-instance-0");
message.setTgtSessionId("1234");
message.setFromState("Offline");
message.setToState("Slave");
message.setPartitionName("TestDB_0");
message.setMsgId("Some unique message id");
message.setResourceName("TestDB");
message.setTgtName("localhost");
message.setStateModelDef("MasterSlave");
message.setStateModelFactoryName(HelixConstants.DEFAULT_STATE_MODEL_FACTORY);
MockStateModelAnnotated stateModel = new MockStateModelAnnotated();
NotificationContext context;
MockManager manager = new MockManager("clusterName");
// DataAccessor accessor = manager.getDataAccessor();
HelixDataAccessor accessor = manager.getHelixDataAccessor();
StateModelConfigGenerator generator = new StateModelConfigGenerator();
StateModelDefinition stateModelDef = new StateModelDefinition(
generator.generateConfigForMasterSlave());
// accessor.setProperty(PropertyType.STATEMODELDEFS, stateModelDef, "MasterSlave");
Builder keyBuilder = accessor.keyBuilder();
accessor.setProperty(keyBuilder.stateModelDef("MasterSlave"), stateModelDef);
context = new NotificationContext(manager);
CurrentState currentStateDelta = new CurrentState("TestDB");
currentStateDelta.setState("TestDB_0", "OFFLINE");
HelixStateTransitionHandler stHandler = new HelixStateTransitionHandler(stateModel, message,
context, currentStateDelta, executor);
HelixTask handler = new HelixTask(message, context, stHandler, executor);
handler.call();
AssertJUnit.assertTrue(stateModel.stateModelInvoked);
System.out.println("END TestCMTaskHandler.testInvocationAnnotated() at "
+ new Date(System.currentTimeMillis()));
}
}