public IChessGame Create()
{
var piecesFactory = new PiecesFactory();
var movementHistory = new MovementHistory();
var piecePromoter = new PiecePromoter(movementHistory);
var castlingMover = new CastlingMover(movementHistory);
var enPassantMover = new EnPassantMover(movementHistory);
var pieceMover = new PieceMover(movementHistory, piecePromoter,
castlingMover, enPassantMover);
var chessBoard = new ChessBoard(piecesFactory, pieceMover);
List <IMovement> movements = new();
var pawnMovement = new PawnMovement(chessBoard);
var enPassantMovement = new EnPassantMovement(chessBoard);
var kingMovement = new KingMovement(chessBoard);
var horizontalMovement = new HorizontalMovement(chessBoard);
var verticalMovement = new VerticalMovement(chessBoard);
var pdiagonalMovement = new PositiveDiagonalMovement(chessBoard);
var ndiagonalMovement = new NegativeDiagonalMovement(chessBoard);
var knightMovement = new KnightMovement(chessBoard);
movements.Add(pawnMovement);
movements.Add(enPassantMovement);
movements.Add(kingMovement);
movements.Add(horizontalMovement);
movements.Add(verticalMovement);
movements.Add(pdiagonalMovement);
movements.Add(ndiagonalMovement);
movements.Add(knightMovement);
var movementComposite = new MovementComposite(movements);
List <IMovement> movementsWithCastling = new();
var queensideCastlingMovement =
new QueensideCastlingMovement(chessBoard, movementComposite);
var kingsideCastlingMovement =
new KingsideCastlingMovement(chessBoard, movementComposite);
movementsWithCastling.Add(movementComposite);
movementsWithCastling.Add(queensideCastlingMovement);
movementsWithCastling.Add(kingsideCastlingMovement);
var movementCompositeWithCastling = new MovementComposite(movementsWithCastling);
var promotionDetector = new PromotionDetector(chessBoard);
var checkDetector = new CheckDetector(chessBoard, movementCompositeWithCastling);
var legalMovement = new LegalMovement(chessBoard,
movementCompositeWithCastling, checkDetector);
var moveValidator = new MoveValidator(chessBoard,
legalMovement, promotionDetector);
var gameFinishedDetector = new GameFinishedDetector(checkDetector,
legalMovement);
return(new ChessGame(chessBoard, moveValidator,
promotionDetector, gameFinishedDetector, legalMovement));
}
public void WhenKingHasMovedReturnsEmptyList()
{
//BK - black king
//BR - black rook
//7 BR BK
//6
//5
//4
//3
//2
//1
//0
// 0 1 2 3 4 5 6 7
var boardMock = new Mock <IChessBoard>(MockBehavior.Strict);
var movementMock = new Mock <IMovement>(MockBehavior.Strict);
var kingMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var kingPosition = new Position(4, 7);
kingMock
.SetupGet(p => p.Color)
.Returns(ChessColor.Black);
kingMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.King);
kingMock
.SetupGet(p => p.Position)
.Returns(kingPosition);
kingMock
.SetupGet(p => p.HasMoved)
.Returns(true);
var movement = new QueensideCastlingMovement(boardMock.Object,
movementMock.Object);
var availableMoves = movement.GetAvailableMoves(kingMock.Object);
Assert.AreEqual(0, availableMoves.Count());
}
public void WhenKingIsCheckedReturnEmptyList()
{
//BK - black king
//BR - black rook
//WQ - white queen
//7 BR BK
//6
//5
//4
//3
//2
//1
//0 WQ
// 0 1 2 3 4 5 6 7
var boardMock = new Mock <IChessBoard>(MockBehavior.Strict);
var movementMock = new Mock <IMovement>(MockBehavior.Strict);
var kingMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var rookMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var whiteQueenMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var kingPosition = new Position(4, 7);
var rookPosition = new Position(0, 7);
var whiteQueenPosition = new Position(4, 0);
var emptyPositions = new List <Position>()
{
new Position(1, 7), new Position(2, 7), new Position(3, 7)
};
kingMock
.SetupGet(p => p.Color)
.Returns(ChessColor.Black);
kingMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.King);
kingMock
.SetupGet(p => p.Position)
.Returns(kingPosition);
kingMock
.SetupGet(p => p.HasMoved)
.Returns(false);
rookMock
.SetupGet(p => p.Color)
.Returns(ChessColor.Black);
rookMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.Rook);
rookMock
.SetupGet(p => p.Position)
.Returns(rookPosition);
rookMock
.SetupGet(p => p.HasMoved)
.Returns(false);
whiteQueenMock
.SetupGet(p => p.Color)
.Returns(ChessColor.White);
whiteQueenMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.Queen);
whiteQueenMock
.SetupGet(p => p.Position)
.Returns(whiteQueenPosition);
whiteQueenMock
.SetupGet(p => p.HasMoved)
.Returns(true);
var pieces = new List <IReadOnlyChessPiece>()
{
kingMock.Object, rookMock.Object, whiteQueenMock.Object
};
boardMock
.Setup(b => b.IsPositionTaken(It.IsIn <Position>(emptyPositions)))
.Returns(false);
boardMock
.SetupGet(b => b.Pieces)
.Returns(pieces);
var queenMoves = new List <ChessMove>()
{
new ChessMove(whiteQueenPosition, kingPosition)
};
movementMock
.Setup(m => m.GetAvailableMoves(whiteQueenMock.Object))
.Returns(queenMoves);
var movement = new QueensideCastlingMovement(boardMock.Object,
movementMock.Object);
var availableMoves = movement.GetAvailableMoves(kingMock.Object);
Assert.AreEqual(0, availableMoves.Count());
}
public void WhenRookHasMovedReturnsEmptyList()
{
//WK - white king
//WR - white rook
//7
//6
//5
//4
//3
//2
//1
//0 WR WK
// 0 1 2 3 4 5 6 7
var boardMock = new Mock <IChessBoard>(MockBehavior.Strict);
var movementMock = new Mock <IMovement>(MockBehavior.Strict);
var kingMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var rookMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var kingPosition = new Position(4, 0);
var rookPosition = new Position(0, 0);
kingMock
.SetupGet(p => p.Color)
.Returns(ChessColor.White);
kingMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.King);
kingMock
.SetupGet(p => p.Position)
.Returns(kingPosition);
kingMock
.SetupGet(p => p.HasMoved)
.Returns(false);
rookMock
.SetupGet(p => p.Color)
.Returns(ChessColor.White);
rookMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.Rook);
rookMock
.SetupGet(p => p.Position)
.Returns(rookPosition);
rookMock
.SetupGet(p => p.HasMoved)
.Returns(true);
var pieces = new List <IReadOnlyChessPiece>()
{
kingMock.Object, rookMock.Object
};
boardMock
.SetupGet(b => b.Pieces)
.Returns(pieces);
var movement = new QueensideCastlingMovement(boardMock.Object,
movementMock.Object);
var availableMoves = movement.GetAvailableMoves(kingMock.Object);
Assert.AreEqual(0, availableMoves.Count());
}
public void WhenPieceIsBlockingTheWayReturnsEmptyList()
{
//WK - white king
//WR - white rook
//WP - white piece
//7
//6
//5
//4
//3
//2
//1
//0 WR WP WK
// 0 1 2 3 4 5 6 7
var boardMock = new Mock <IChessBoard>(MockBehavior.Strict);
var movementMock = new Mock <IMovement>(MockBehavior.Strict);
var kingMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var rookMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var otherPieceMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var kingPosition = new Position(4, 0);
var rookPosition = new Position(0, 0);
var otherPiecePosition = new Position(2, 0);
var emptyPositions = new List <Position>()
{
new Position(1, 0), new Position(3, 0)
};
kingMock
.SetupGet(p => p.Color)
.Returns(ChessColor.White);
kingMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.King);
kingMock
.SetupGet(p => p.Position)
.Returns(kingPosition);
kingMock
.SetupGet(p => p.HasMoved)
.Returns(false);
rookMock
.SetupGet(p => p.Color)
.Returns(ChessColor.White);
rookMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.Rook);
rookMock
.SetupGet(p => p.Position)
.Returns(rookPosition);
rookMock
.SetupGet(p => p.HasMoved)
.Returns(false);
otherPieceMock
.SetupGet(p => p.Color)
.Returns(ChessColor.White);
otherPieceMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.Queen);
otherPieceMock
.SetupGet(p => p.Position)
.Returns(otherPiecePosition);
otherPieceMock
.SetupGet(p => p.HasMoved)
.Returns(true);
var pieces = new List <IReadOnlyChessPiece>()
{
kingMock.Object, rookMock.Object, otherPieceMock.Object
};
boardMock
.Setup(b => b.IsPositionTaken(It.IsIn <Position>(emptyPositions)))
.Returns(false);
boardMock
.Setup(b => b.IsPositionTaken(otherPiecePosition))
.Returns(true);
boardMock
.SetupGet(b => b.Pieces)
.Returns(pieces);
var movement = new QueensideCastlingMovement(boardMock.Object,
movementMock.Object);
var availableMoves = movement.GetAvailableMoves(kingMock.Object);
Assert.AreEqual(0, availableMoves.Count());
}
public void WhenCastlingIsPossibleReturnListWithChessMove()
{
//WK - white king
//WR - white rook
//7
//6
//5
//4
//3
//2
//1
//0 WR WK
// 0 1 2 3 4 5 6 7
var boardMock = new Mock <IChessBoard>(MockBehavior.Strict);
var movementMock = new Mock <IMovement>(MockBehavior.Strict);
var kingMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var rookMock = new Mock <IReadOnlyChessPiece>(MockBehavior.Strict);
var kingPosition = new Position(4, 0);
var rookPosition = new Position(0, 0);
var emptyPositions = new List <Position>()
{
new Position(1, 0), new Position(2, 0), new Position(3, 0)
};
kingMock
.SetupGet(p => p.Color)
.Returns(ChessColor.White);
kingMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.King);
kingMock
.SetupGet(p => p.Position)
.Returns(kingPosition);
kingMock
.SetupGet(p => p.HasMoved)
.Returns(false);
rookMock
.SetupGet(p => p.Color)
.Returns(ChessColor.White);
rookMock
.SetupGet(p => p.PieceType)
.Returns(ChessPieceType.Rook);
rookMock
.SetupGet(p => p.Position)
.Returns(rookPosition);
rookMock
.SetupGet(p => p.HasMoved)
.Returns(false);
var pieces = new List <IReadOnlyChessPiece>()
{
kingMock.Object, rookMock.Object
};
boardMock
.Setup(b => b.IsPositionTaken(It.IsIn <Position>(emptyPositions)))
.Returns(false);
boardMock
.SetupGet(b => b.Pieces)
.Returns(pieces);
var movement = new QueensideCastlingMovement(boardMock.Object,
movementMock.Object);
var availableMoves = movement.GetAvailableMoves(kingMock.Object);
Assert.AreEqual(1, availableMoves.Count());
var castlingMove = availableMoves.First();
Assert.AreEqual(kingPosition, castlingMove.StartingPosition);
Assert.AreEqual(rookPosition, castlingMove.FinishedPosition);
}
