public void testElevatorStartsIdleWithDoorOpenOnFloorZero()
        {
            ElevatorController elevatorController = new ElevatorController();

            Assert.IsTrue(elevatorController.isIdle());
            Assert.IsTrue(elevatorController.isCabinStopped());
            Assert.IsTrue(elevatorController.isCabinDoorOpened());
            Assert.AreEqual(0, elevatorController.cabinFloorNumber());
        }
        public void testCabinStopsAndStartsOpeningDoorWhenGetsToDestination()
        {
            ElevatorController elevatorController = new ElevatorController();

            elevatorController.goUpPushedFromFloor(1);
            elevatorController.cabinDoorClosed();
            elevatorController.cabinOnFloor(1);

            Assert.IsFalse(elevatorController.isIdle());
            Assert.IsTrue(elevatorController.isWorking());

            Assert.IsTrue(elevatorController.isCabinStopped());
            Assert.IsFalse(elevatorController.isCabinMoving());

            Assert.IsFalse(elevatorController.isCabinDoorOpened());
            Assert.IsTrue(elevatorController.isCabinDoorOpening());
            Assert.IsFalse(elevatorController.isCabinDoorClosing());
            Assert.IsFalse(elevatorController.isCabinDoorClosed());

            Assert.AreEqual(1, elevatorController.cabinFloorNumber());
        }