public void SupressSensorTest()
{
LightSensor ls = new LightSensor();
FireSensor fs = new FireSensor();
DoorSensor ds = new DoorSensor();
Alarm lsA = ls.triggerSensor();
Alarm fsA = fs.triggerSensor();
Alarm dsA = ds.triggerSensor();
ls.Deactivate();
fs.Deactivate();
ds.Deactivate();
bool lsStatus = ls.checkStatus();
bool fsStatus = fs.checkStatus();
bool dsStatus = ds.checkStatus();
Assert.IsFalse(lsStatus);
Assert.IsFalse(fsStatus);
Assert.IsFalse(dsStatus);
}