public void GetMoves_WhiteKing_CanCastleBothSides()
{
var board = new ChessBoardState();
board.Clear();
board.SetSpot(5, 1, ChessPiece.WhiteKing);
board.SetSpot(1, 1, ChessPiece.WhiteRook);
board.SetSpot(8, 1, ChessPiece.WhiteRook);
board.SetSpot(1, 2, ChessPiece.BlackRook);
board.SetSpot(8, 2, ChessPiece.BlackRook);
board.SetWhiteCanCastleKingside(true);
board.SetWhiteCanCastleQueenside(true);
var expectedMoves = new List <string>
{
// A1 Rook
"Ra1-b1",
"Ra1-c1",
"Ra1-d1",
"Ra1xa2",
// King
"O-O-O",
"Ke1-d1",
"Ke1-f1",
"O-O",
// H1 Rook
"Rh1-f1",
"Rh1-g1",
"Rh1xh2"
};
CheckPossibleMoves(board, expectedMoves);
}
public void GetMoves_WhiteKing_CantCastleWhileInCheck()
{
var board = new ChessBoardState();
board.Clear();
board.SetSpot(5, 1, ChessPiece.WhiteKing);
board.SetSpot(1, 1, ChessPiece.WhiteRook);
board.SetSpot(8, 1, ChessPiece.WhiteRook);
board.SetSpot(1, 2, ChessPiece.BlackRook);
board.SetSpot(8, 2, ChessPiece.BlackRook);
board.SetSpot(5, 8, ChessPiece.BlackRook);
board.SetWhiteCanCastleKingside(true);
board.SetWhiteCanCastleQueenside(true);
// White is able to castle, but can't because they're in check. They can only move their king out of the way.
var expectedMoves = new List <string>
{
// A1 Rook
//"Ra1-b1",
//"Ra1-c1",
//"Ra1-d1",
//"Ra1xa2",
// King
//"O-O-O",
"Ke1-d1",
"Ke1-f1",
//"O-O",
// H1 Rook
//"Rh1-f1",
//"Rh1-g1",
//"Rh1xh2"
};
CheckPossibleMoves(board, expectedMoves);
}
public void GetMoves_WhiteKing_CastleRights_AcrossCheck_KSJump()
{
var board = new ChessBoardState();
board.Clear();
board.SetSpot(5, 1, ChessPiece.WhiteKing);
board.SetSpot(5, 8, ChessPiece.BlackKing);
board.SetSpot(1, 1, ChessPiece.WhiteRook);
board.SetSpot(8, 1, ChessPiece.WhiteRook);
board.SetSpot(1, 2, ChessPiece.BlackRook);
board.SetSpot(6, 3, ChessPiece.BlackRook); // King can't castle kingside when there's a Black Rook on this square.
board.SetSpot(8, 2, ChessPiece.BlackRook);
board.SetWhiteCanCastleKingside(true);
board.SetWhiteCanCastleQueenside(true);
var expectedMoves = new List <string>
{
// A1 Rook
"Ra1-b1",
"Ra1-c1",
"Ra1-d1",
"Ra1xa2",
// King
"O-O-O",
"Ke1-d1",
//"Ke1-f1",
//"O-O",
// H1 Rook
"Rh1-f1",
"Rh1-g1",
"Rh1xh2"
};
CheckPossibleMoves(board, expectedMoves);
}