@Test(expected = GameException.class)
public void testIllegalPlacementThrowsException() {
Ship ship = Ship.createHorizontal(new Position(9, 9), 1);
Ship otherShip = Ship.createHorizontal(new Position(9, 9), 1);
board.placeShip(ship);
board.placeShip(otherShip);
}
@Test
public void testShipIsNotPlaceableIfOtherShipIsOnSpot() {
board.placeShip(Ship.createHorizontal(new Position(0, 0), 5));
Ship ship = Ship.createHorizontal(new Position(4, 0), 2);
assertThat(board.shipIsPlaceable(ship), is(false));
}
@Test
public void testIsNotPlaceableIfOtherShipBordersInYDirection() {
board.placeShip(Ship.createHorizontal(new Position(0, 1), 5));
Ship ship = Ship.createHorizontal(new Position(0, 0), 1);
assertThat(board.shipIsPlaceable(ship), is(false));
}
public boolean allShipsSunk() {
for (Ship ship : ships) {
if (!ship.sunk()) {
return false;
}
}
return true;
}
@Test
public void testAllShipsSunkIsFalseIfSomeShipsPartiallyRemain() {
Ship ship = Ship.createHorizontal(new Position(0, 0), 2);
Ship otherShip = Ship.createVertical(new Position(3, 3), 3);
board.placeShip(ship);
board.placeShip(otherShip);
board.shootAt(new Position(0, 0));
board.shootAt(new Position(1, 0));
board.shootAt(new Position(3, 3));
assertThat(board.allShipsSunk(), is(false));
}
public boolean shipIsPlaceable(Ship ship) {
for (Position position : ship.getShipPositions()) {
if (!positionIsOnBoard(position) || positionIsTakenByShip(position)) {
return false;
}
}
for (Position position : ship.getBoarderPositions()) {
if (positionIsOnBoard(position) && positionIsTakenByShip(position)) {
return false;
}
}
return true;
}
public void shootAt(Position position) {
if (!positionIsShootableAt(position)) {
throw GameException.CreateAlreadyShotAt();
}
shots2DMap[position.getY()][position.getX()] = true;
Ship ship = getShipAtPosition(position);
shots.add(position);
if (ship != null) {
ship.hit();
messageQueue.addHitMessage(position, ship);
} else {
messageQueue.addMissMessage(position);
}
}
@Test
public void testAllShipsSunkIsTrueIfAllShipsWereFullyHit() {
Ship ship = Ship.createHorizontal(new Position(0, 0), 2);
board.placeShip(ship);
board.shootAt(new Position(0, 0));
board.shootAt(new Position(1, 0));
assertThat(board.allShipsSunk(), is(true));
}
public void placeShip(Ship ship) {
if (!shipIsPlaceable(ship)) {
throw GameException.CreateShipNotPlaceable();
}
for (Position position : ship.getShipPositions()) {
setShipAtPosition(ship, position);
}
ships.add(ship);
}
private BoardPosition processPosition(Position position) {
if (board.positionWasShotAt(position)) {
if (board.positionIsTakenByShip(position)) {
Ship ship = board.getShipAtPosition(position);
if (ship.sunk()) {
return BoardPosition.createShipSunk();
}
return BoardPosition.createShipHit();
}
return BoardPosition.createWaterHit();
}
if (mask) {
return BoardPosition.createUnknown();
}
if (board.positionIsTakenByShip(position)) {
return BoardPosition.createShip();
}
return BoardPosition.createWater();
}
@Test
public void testIsPlaceableInCorner() {
Ship ship = Ship.createHorizontal(new Position(9, 9), 1);
assertThat(board.shipIsPlaceable(ship), is(true));
}
@Test
public void testIsNotPlaceableIfShipIsOutOfBoard() {
Ship ship = Ship.createHorizontal(new Position(9, 9), 2);
assertThat(board.shipIsPlaceable(ship), is(false));
}
@Test
public void testShipIsPlaceableNextToEdge() {
Ship ship = Ship.createHorizontal(new Position(0, 9), 5);
assertThat(board.shipIsPlaceable(ship), is(true));
}
@Test
public void testShipIsPlaceableForEmptyBoard() {
Ship ship = Ship.createHorizontal(new Position(2, 2), 5);
assertThat(board.shipIsPlaceable(ship), is(true));
}