/**
* @author Robert Dempsey, Student Number: N5400872 Tests that a locomotive at the end will be
* successfully removed
* @throws TrainException
*/
@Test
public void testRemoveCarriageLastCarriageLoco() throws TrainException {
final Integer GROSS_WEIGHT = 90;
final String CLASSIFICATION = "4S";
final Locomotive LOCOMOTIVE = new Locomotive(GROSS_WEIGHT, CLASSIFICATION);
DepartingTrain departingTrain = new DepartingTrain();
departingTrain.addCarriage(LOCOMOTIVE);
departingTrain.removeCarriage();
assertNull(departingTrain.firstCarriage());
}
/**
* @author Robert Dempsey, Student Number: N5400872 Tests that a freight car at the end will be
* successfully removed
* @throws TrainException
*/
@Test
public void testRemoveCarriageLastCarriageFreight() throws TrainException {
final Integer GROSS_WEIGHT = 90;
final String CLASSIFICATION = "4S";
final String GOODS_TYPE = "G";
final Locomotive LOCOMOTIVE = new Locomotive(GROSS_WEIGHT, CLASSIFICATION);
final FreightCar FREIGHTCAR = new FreightCar(GROSS_WEIGHT, GOODS_TYPE);
DepartingTrain departingTrain = new DepartingTrain();
departingTrain.addCarriage(LOCOMOTIVE);
departingTrain.addCarriage(FREIGHTCAR);
departingTrain.removeCarriage();
assertEquals(LOCOMOTIVE, departingTrain.firstCarriage());
assertNull(departingTrain.nextCarriage());
}
/**
* @author Robert Dempsey, Student Number: N5400872 Tests that an exception is thrown if a
* carriage is attempted to be removed when there are passengers on the train
* @throws TrainException
*/
@Test(expected = TrainException.class)
public void testRemoveCarriagePassengersOnTrain() throws TrainException {
final Integer SEATS = 20;
final Integer PASSENGERS = 19;
final Integer GROSS_WEIGHT = 90;
final String CLASSIFICATION = "4S";
final Locomotive LOCOMOTIVE = new Locomotive(GROSS_WEIGHT, CLASSIFICATION);
final PassengerCar PASSENGERCAR_01 = new PassengerCar(GROSS_WEIGHT, SEATS);
DepartingTrain departingTrain = new DepartingTrain();
departingTrain.addCarriage(LOCOMOTIVE);
departingTrain.addCarriage(PASSENGERCAR_01);
departingTrain.board(PASSENGERS);
departingTrain.removeCarriage();
}
/**
* @author Robert Dempsey, Student Number: N5400872 Tests that a passenger car at the end will be
* successfully removed
* @throws TrainException
*/
@Test
public void testRemoveCarriageLastCarriagePassenger() throws TrainException {
final Integer SEATS = 20;
final Integer GROSS_WEIGHT = 90;
final String CLASSIFICATION = "4S";
final Locomotive LOCOMOTIVE = new Locomotive(GROSS_WEIGHT, CLASSIFICATION);
final PassengerCar PASSENGERCAR_01 = new PassengerCar(GROSS_WEIGHT, SEATS);
DepartingTrain departingTrain = new DepartingTrain();
departingTrain.addCarriage(LOCOMOTIVE);
departingTrain.addCarriage(PASSENGERCAR_01);
departingTrain.removeCarriage();
assertEquals(LOCOMOTIVE, departingTrain.firstCarriage());
assertNull(departingTrain.nextCarriage());
}
/**
* @author Robert Dempsey, Student Number: N5400872 Tests that an exception is thrown if a
* carriage is attempted to be removed when no carriages exist
* @throws TrainException
*/
@Test(expected = TrainException.class)
public void testRemoveCarriageNoRollingStockOnTrain() throws TrainException {
DepartingTrain departingTrain = new DepartingTrain();
departingTrain.removeCarriage();
}