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");
HelixDataAccessor accessor = manager.getHelixDataAccessor();
StateModelDefinition stateModelDef =
new StateModelDefinition(StateModelConfigGenerator.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(null, stateModel, message, context, currentStateDelta);