code: @Deployment public void testTaskListenerDelegateExpression(){
    ProcessInstance processInstance=runtimeService.startProcessInstanceByKey("taskListenerDelegateExpression");
    Task task=taskService.createTaskQuery().singleResult();
    taskService.complete(task.getId());
    assertEquals("task1-complete",runtimeService.getVariable(processInstance.getId(),"calledInExpression"));
    task=taskService.createTaskQuery().singleResult();
    taskService.complete(task.getId());
    assertEquals("task2-notify",runtimeService.getVariable(processInstance.getId(),"calledThroughNotify"));
  }
  