public void WhenShipAlreadySunk_ShouldNotRecordShot()
{
var cb = new TestCoordinateBoundary(10, 10);
var ships = new []
{
CreateShip("a1", cb),
CreateShip("g1", cb)
};
var fleet = new Fleet(ships);
fleet.AcceptShot(cb.CoordinateFromInput("a1"));
fleet.AcceptShot(cb.CoordinateFromInput("b1"));
fleet.AcceptShot(cb.CoordinateFromInput("c1"));
fleet.AcceptShot(cb.CoordinateFromInput("d1"));
Assert.True(ships[0].IsSunk);
Assert.True(fleet.AnyShipOperational);
Assert.True(fleet.ShotsRecorded.Any());
Assert.True(fleet.ShotsRecorded.All(x => x.Value == ShotResult.SINK));
fleet.AcceptShot(cb.CoordinateFromInput("a1"));
Assert.True(fleet.ShotsRecorded.Last().Value == ShotResult.SINK);
Assert.True(fleet.ShotsRecorded.Last().Key.ToString(cb) == "d1");
}
public void WhenAllShipsSunk_ShouldReportNoShipsOperational()
{
var cb = new TestCoordinateBoundary(10, 10);
var ships = new []
{
CreateShip("a1", cb)
};
var fleet = new Fleet(ships);
fleet.AcceptShot(cb.CoordinateFromInput("a1"));
fleet.AcceptShot(cb.CoordinateFromInput("b1"));
fleet.AcceptShot(cb.CoordinateFromInput("c1"));
fleet.AcceptShot(cb.CoordinateFromInput("d1"));
Assert.True(ships[0].IsSunk);
Assert.False(fleet.AnyShipOperational);
}
public void ShouldCreateInvalidHorizontalPosition(string value, ShipSize size)
{
var cb = new TestCoordinateBoundary(10, 10);
var coord = cb.CoordinateFromInput(value);
var result = ShipPosition.Horizontal(coord, size);
Assert.False(result.IsValid);
Assert.Null(result.Coordinates);
}
public void ShouldCreateHorizontalCoordinates(string value, ShipSize size)
{
var cb = new TestCoordinateBoundary(10, 10);
var coord = cb.CoordinateFromInput(value);
var result = ShipPosition.Horizontal(coord, size);
Assert.True(result.IsValid);
Assert.NotNull(result.Coordinates);
Assert.True(result.Coordinates.Count() == (int)size);
}
public void When4BulkheadShipHitOnce_ShouldNotSink()
{
var cb = new TestCoordinateBoundary(10, 10);
var coord = cb.CoordinateFromInput("a1");
var pos = ShipPosition.Horizontal(coord, ShipSize.Destroyer);
var ship = new Ship(pos);
Assert.False(ship.IsSunk);
ship.Hit(coord);
Assert.False(ship.IsSunk);
}
public void WhenShipHitTwiceAtSameCoords_ShouldNotCountAsHit()
{
var cb = new TestCoordinateBoundary(10, 10);
var coord = cb.CoordinateFromInput("a1");
var pos = ShipPosition.Horizontal(coord, ShipSize.Destroyer);
var ship = new Ship(pos);
Assert.False(ship.IsSunk);
ship.Hit(coord);
ship.Hit(new BattleCoordinate(coord.ColumnNumber + 1, coord.RowNumber, coord));
ship.Hit(new BattleCoordinate(coord.ColumnNumber + 2, coord.RowNumber, coord));
ship.Hit(coord);
Assert.False(ship.IsSunk);
}
public void WhenAllShipBulkheadsHit_ShouldSink()
{
var cb = new TestCoordinateBoundary(10, 10);
var coord = cb.CoordinateFromInput("a1");
var pos = ShipPosition.Horizontal(coord, ShipSize.Destroyer);
var ship = new Ship(pos);
Assert.False(ship.IsSunk);
ship.Hit(coord);
ship.Hit(new BattleCoordinate(coord.ColumnNumber + 1, coord.RowNumber, coord));
ship.Hit(new BattleCoordinate(coord.ColumnNumber + 2, coord.RowNumber, coord));
ship.Hit(new BattleCoordinate(coord.ColumnNumber + 3, coord.RowNumber, coord));
Assert.True(ship.IsSunk);
}
public void WhenShotAtShip_ShouldRecordShotAsHit()
{
var cb = new TestCoordinateBoundary(10, 10);
var ships = new []
{
CreateShip("a1", cb)
};
var fleet = new Fleet(ships);
fleet.AcceptShot(cb.CoordinateFromInput("b1"));
Assert.False(ships[0].IsSunk);
Assert.True(fleet.ShotsRecorded.Any());
Assert.True(fleet.ShotsRecorded.Last().Value == ShotResult.HIT);
Assert.True(fleet.ShotsRecorded.Last().Key.ToString(cb) == "b1");
}