public void then_can_remove_alarmEvent_with_security() { var alarmEvent = new AlarmEvent() { AlarmID = 2, StartTime = DateTime.Now, EndTime = DateTime.MaxValue, MinUserLevelToRemove = 10 }; manager.AlarmEvents.Add(alarmEvent); int level = 20; manager.RemoveEvent(alarmEvent, level); manager.AlarmEvents.Count.ShouldEqual(0); }