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Example 1 with MockHelixTaskExecutor

use of org.apache.helix.mock.participant.MockHelixTaskExecutor in project helix by apache.

the class TestHelixTaskExecutor method testCMTaskExecutor.

@Test()
public void testCMTaskExecutor() throws Exception {
    System.out.println("START TestCMTaskExecutor");
    String msgId = "TestMessageId";
    Message message = new Message(MessageType.TASK_REPLY, msgId);
    message.setMsgId(msgId);
    message.setSrcName("cm-instance-0");
    message.setTgtName("cm-instance-1");
    message.setTgtSessionId("1234");
    message.setFromState("Offline");
    message.setToState("Slave");
    message.setPartitionName("TestDB_0");
    message.setResourceName("TestDB");
    message.setStateModelDef("MasterSlave");
    MockManager manager = new MockManager("clusterName");
    HelixDataAccessor accessor = manager.getHelixDataAccessor();
    StateModelDefinition stateModelDef = new StateModelDefinition(StateModelConfigGenerator.generateConfigForMasterSlave());
    Builder keyBuilder = accessor.keyBuilder();
    accessor.setProperty(keyBuilder.stateModelDef("MasterSlave"), stateModelDef);
    MockHelixTaskExecutor executor = new MockHelixTaskExecutor();
    MockMasterSlaveStateModel stateModel = new MockMasterSlaveStateModel();
    executor.registerMessageHandlerFactory(MessageType.TASK_REPLY.name(), new AsyncCallbackService());
    NotificationContext context = new NotificationContext(manager);
    CurrentState currentStateDelta = new CurrentState("TestDB");
    currentStateDelta.setState("TestDB_0", "OFFLINE");
    StateModelFactory<MockMasterSlaveStateModel> stateModelFactory = new StateModelFactory<MockMasterSlaveStateModel>() {

        @Override
        public MockMasterSlaveStateModel createNewStateModel(String resource, String partitionName) {
            // TODO Auto-generated method stub
            return new MockMasterSlaveStateModel();
        }
    };
    HelixStateTransitionHandler handler = new HelixStateTransitionHandler(stateModelFactory, stateModel, message, context, currentStateDelta);
    HelixTask task = new HelixTask(message, context, handler, executor);
    executor.scheduleTask(task);
    for (int i = 0; i < 10; i++) {
        if (!executor.isDone(task.getTaskId())) {
            Thread.sleep(500);
        }
    }
    AssertJUnit.assertTrue(stateModel.stateModelInvoked);
    System.out.println("END TestCMTaskExecutor");
}
Also used : Message(org.apache.helix.model.Message) HelixTask(org.apache.helix.messaging.handling.HelixTask) Builder(org.apache.helix.PropertyKey.Builder) AsyncCallbackService(org.apache.helix.messaging.handling.AsyncCallbackService) MockHelixTaskExecutor(org.apache.helix.mock.participant.MockHelixTaskExecutor) MockMasterSlaveStateModel(org.apache.helix.mock.statemodel.MockMasterSlaveStateModel) StateModelDefinition(org.apache.helix.model.StateModelDefinition) CurrentState(org.apache.helix.model.CurrentState) StateModelFactory(org.apache.helix.participant.statemachine.StateModelFactory) MockManager(org.apache.helix.mock.MockManager) HelixStateTransitionHandler(org.apache.helix.messaging.handling.HelixStateTransitionHandler) Test(org.testng.annotations.Test)

Aggregations

Builder (org.apache.helix.PropertyKey.Builder)1 AsyncCallbackService (org.apache.helix.messaging.handling.AsyncCallbackService)1 HelixStateTransitionHandler (org.apache.helix.messaging.handling.HelixStateTransitionHandler)1 HelixTask (org.apache.helix.messaging.handling.HelixTask)1 MockManager (org.apache.helix.mock.MockManager)1 MockHelixTaskExecutor (org.apache.helix.mock.participant.MockHelixTaskExecutor)1 MockMasterSlaveStateModel (org.apache.helix.mock.statemodel.MockMasterSlaveStateModel)1 CurrentState (org.apache.helix.model.CurrentState)1 Message (org.apache.helix.model.Message)1 StateModelDefinition (org.apache.helix.model.StateModelDefinition)1 StateModelFactory (org.apache.helix.participant.statemachine.StateModelFactory)1 Test (org.testng.annotations.Test)1