public void Should_Add_Battleship_On_Board_Vertical_Orientation()
{
var board = new Board();
var battleship1 = new Battleship.Models.Battleship(5);
board.AddBattleship(battleship1, BattleshipOrientation.Vertical, new Point(0, 0));
var positions = board.GetBattleshipPositions(battleship1);
Assert.IsNotNull(positions);
Assert.AreEqual(5, positions.Count);
for (int i = 0; i < 5; i++)
{
Assert.AreEqual(true, positions.Contains(new Point(0, i)));
}
var battleship2 = new Battleship.Models.Battleship(5);
board.AddBattleship(battleship2, BattleshipOrientation.Vertical, new Point(5, 0));
positions = board.GetBattleshipPositions(battleship2);
Assert.IsNotNull(positions);
Assert.AreEqual(5, positions.Count);
for (int i = 0; i < 5; i++)
{
Assert.AreEqual(true, positions.Contains(new Point(5, i)));
}
}
public void Should_Not_Win_Unless_All_Ships_Are_Sunk()
{
var board = new Models.Board();
var battleship1 = new Models.Battleship(3);
board.AddBattleship(battleship1,
Models.BattleshipOrientation.Horizontal,
new System.Drawing.Point(3, 3));
board.TakeAttack(new System.Drawing.Point(3, 3));
board.TakeAttack(new System.Drawing.Point(4, 3));
board.TakeAttack(new System.Drawing.Point(5, 3));
var battleship2 = new Models.Battleship(3);
board.AddBattleship(battleship2,
Models.BattleshipOrientation.Vertical,
new System.Drawing.Point(0, 0));
board.TakeAttack(new System.Drawing.Point(0, 0));
board.TakeAttack(new System.Drawing.Point(0, 1));
Assert.AreEqual(false, board.Won());
}
public void Should_Not_Accept_Hit_At_InValid_Position()
{
var board = new Models.Board();
var battleship1 = new Models.Battleship(5);
board.AddBattleship(battleship1,
Models.BattleshipOrientation.Horizontal,
new System.Drawing.Point(3, 3));
var wasHit = board.TakeAttack(new System.Drawing.Point(2, 3));
Assert.AreEqual(false, wasHit);
}
public void Ship_Should_Not_Sink_Unless_All_Positions_Are_hit()
{
var board = new Models.Board();
var battleship1 = new Models.Battleship(4);
board.AddBattleship(battleship1,
Models.BattleshipOrientation.Horizontal,
new System.Drawing.Point(3, 3));
board.TakeAttack(new System.Drawing.Point(3, 3));
board.TakeAttack(new System.Drawing.Point(3, 4));
board.TakeAttack(new System.Drawing.Point(3, 5));
Assert.AreEqual(false, battleship1.IsSunk);
}
public void Ship_Should_Sink_If_All_Positions_hit()
{
var board = new Models.Board();
var battleship1 = new Models.Battleship(3);
board.AddBattleship(battleship1,
Models.BattleshipOrientation.Horizontal,
new System.Drawing.Point(3, 3));
board.TakeAttack(new System.Drawing.Point(3, 3));
board.TakeAttack(new System.Drawing.Point(4, 3));
board.TakeAttack(new System.Drawing.Point(5, 3));
Assert.AreEqual(true, battleship1.IsSunk);
}
static void Main(string[] args)
{
var board = new Board();
var battleship1 = new Battleship.Models.Battleship(5);
board.AddBattleship(battleship1, BattleshipOrientation.Horizontal, new System.Drawing.Point(0, 0));
var battleship2 = new Battleship.Models.Battleship(3);
board.AddBattleship(battleship2, BattleshipOrientation.Vertical, new System.Drawing.Point(0, 1));
var battleship3 = new Battleship.Models.Battleship(5);
board.AddBattleship(battleship3, BattleshipOrientation.Horizontal, new System.Drawing.Point(4, 0));
Console.WriteLine(board.ToString());
}
public void Should_Cannot_Add_Overlapping_Battleships()
{
var board = new Board();
var battleship1 = new Battleship.Models.Battleship(5);
board.AddBattleship(battleship1, BattleshipOrientation.Horizontal, new Point(2, 1));
var positions = board.GetBattleshipPositions(battleship1);
Assert.IsNotNull(positions);
Assert.AreEqual(5, positions.Count);
for (int i = 2; i < 7; i++)
{
Assert.AreEqual(true, positions.Contains(new Point(i, 1)));
}
var battleship2 = new Battleship.Models.Battleship(3);
board.AddBattleship(battleship2, BattleshipOrientation.Horizontal, new Point(6, 1));
}
public void AddBattleship(Battleship battleship,
BattleshipOrientation orientation,
System.Drawing.Point startPosition)
{
if (battleship == null || startPosition == null)
{
throw new ValidationException("Battleship and start position is required");
}
List <Point> pointsOccupiedByShip = new List <Point>();
for (int index = 0; index < battleship.Size; index++)
{
var nextPosition = new Point();
if (orientation == BattleshipOrientation.Horizontal)
{
nextPosition.X = startPosition.X + index;
nextPosition.Y = startPosition.Y;
}
else
{
nextPosition.X = startPosition.X;
nextPosition.Y = startPosition.Y + index;
}
if (OccupiedCells.Contains(nextPosition) == true)
{
throw new PositionConflictException("Battleship cannot be placed here as position is already occupied");
}
pointsOccupiedByShip.Add(nextPosition);
}
this.battleships.Add(battleship);
this.OccupiedCells.AddRange(pointsOccupiedByShip);
this.BattleshipPositions.Add(battleship, pointsOccupiedByShip);
}
public List <Point> GetBattleshipPositions(Battleship battleship)
{
return(this.BattleshipPositions.ContainsKey(battleship) ?
this.BattleshipPositions[battleship] : null);
}
