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 WhenCreatedFleet_ShouldNotBeDefeated()
{
var cb = new TestCoordinateBoundary(4, 4);
var random = new TestRandomProvider(0);
var strategy = new TestShotStrategy(cb);
var builder = new FleetBuilder(cb, random);
var admiral = new FleetAdmiral(strategy, builder.BuildFleet(new [] { ShipSize.Destroyer }));
Assert.False(admiral.IsDefeated);
}
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 WhenUnableToFitAllShips_ShouldThrow()
{
var cb = new TestCoordinateBoundary(3, 3);
var builder = new FleetBuilder(cb, random);
var ships = new[]
{
ShipSize.Battleship
};
Assert.Throws <FleetAllocationException>(() => builder.BuildFleet(ships));
}
public void WhenGivenIncorrectCoordinates_ShouldNotRecordShot()
{
var cb = new TestCoordinateBoundary(4, 4);
var random = new TestRandomProvider(0);
var strategy = new TestShotStrategy(cb);
var builder = new FleetBuilder(cb, random);
var admiral1 = new FleetAdmiral(strategy, builder.BuildFleet(new [] { ShipSize.Destroyer }));
var admiral2 = new FleetAdmiral(strategy, builder.BuildFleet(new [] { ShipSize.Destroyer }));
strategy.SetCoordinate("xx");
Assert.Throws <BattleCoordinateException>(() => admiral1.ShootAt(admiral2));
Assert.False(admiral2.Fleet.ShotsRecorded.Any());
}
public void WhenRandomlyShot_ShouldRecordRandomShot()
{
var cb = new TestCoordinateBoundary(4, 4);
var random = new TestRandomProvider(0);
var strategy = new RandomShotStrategy(cb, random);
var builder = new FleetBuilder(cb, random);
var admiral1 = new FleetAdmiral(strategy, builder.BuildFleet(new [] { ShipSize.Destroyer }));
var admiral2 = new FleetAdmiral(strategy, builder.BuildFleet(new [] { ShipSize.Destroyer }));
admiral1.ShootAt(admiral2);
Assert.True(admiral2.Fleet.ShotsRecorded.Any());
Assert.True(admiral2.Fleet.ShotsRecorded.First().Key.ToString(cb) == "a1");
}
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 WhenAbleToFitAllShips_NoShipShouldOverlap(int colums, int rows, ShipSize[] ships)
{
var cb = new TestCoordinateBoundary(colums, rows);
var builder = new FleetBuilder(cb, random);
var fleet = builder.BuildFleet(ships);
Assert.NotNull(fleet);
Assert.True(fleet.Count() == ships.Length);
var allAllocatedCoordinates = fleet.SelectMany(f => f.Coordinates).ToList();
var distinctAllocatedCoordinates = allAllocatedCoordinates.Distinct(new BattleCoordinateEqualityComparer()).ToList();
Assert.True(allAllocatedCoordinates.Count == distinctAllocatedCoordinates.Count);
}
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");
}
public void WhenAbleToFitAllShips_ShouldNotThrow()
{
var cb = new TestCoordinateBoundary(4, 4);
var builder = new FleetBuilder(cb, random);
var ships = new[]
{
ShipSize.Destroyer
};
var fleet = builder.BuildFleet(ships);
Assert.NotNull(fleet);
Assert.True(fleet.Any());
Assert.True(fleet.First().Coordinates.Any());
Assert.True(fleet.First().Coordinates.First().ToString(cb) == "a1");
Assert.True(fleet.First().Coordinates.Last().ToString(cb) == "a4");
}
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 WhenAllShipsSunk_ShouldBeDefeated()
{
var cb = new TestCoordinateBoundary(4, 1);
var random = new TestRandomProvider(0);
var strategy = new TestShotStrategy(cb);
var builder = new FleetBuilder(cb, random);
var admiral1 = new FleetAdmiral(strategy, builder.BuildFleet(new [] { ShipSize.Destroyer }));
var admiral2 = new FleetAdmiral(strategy, builder.BuildFleet(new [] { ShipSize.Destroyer }));
strategy.SetCoordinate("a1");
admiral1.ShootAt(admiral2);
strategy.SetCoordinate("b1");
admiral1.ShootAt(admiral2);
strategy.SetCoordinate("c1");
admiral1.ShootAt(admiral2);
strategy.SetCoordinate("d1");
admiral1.ShootAt(admiral2);
Assert.True(admiral2.IsDefeated);
}
