code: @Deployment public void testInterruptingTimerDuration(){
    ProcessInstance pi=runtimeService.startProcessInstanceByKey("escalationExample");
    Task task=taskService.createTaskQuery().processInstanceId(pi.getId()).singleResult();
    assertEquals("First line support",task.getName());
    Job timer=managementService.createTimerJobQuery().singleResult();
    managementService.moveTimerToExecutableJob(timer.getId());
    managementService.executeJob(timer.getId());
    task=taskService.createTaskQuery().processInstanceId(pi.getId()).singleResult();
    assertEquals("Handle escalated issue",task.getName());
  }
  