public void TestCapturePossibility()
{
ChessBoard cb = new ChessBoard ();
Bishop bsh = new Bishop (cb [4, 4], "B");
cb [4, 4].PlacePiece (bsh);
//Check attempt to capture same color piece
cb [1, 1].PlacePiece (new Bishop(cb[1, 1], "B"));
cb [6, 6].PlacePiece (new Bishop(cb[6, 6], "B"));
cb [2, 6].PlacePiece (new Bishop(cb[2, 6], "B"));
cb [6, 2].PlacePiece (new Bishop(cb[6, 2], "B"));
Assert.IsFalse (bsh.CheckMovementRule (cb [1, 1], cb));
Assert.IsFalse(bsh.CheckMovementRule (cb [6, 6], cb));
Assert.IsFalse (bsh.CheckMovementRule (cb [2, 6], cb));
Assert.IsFalse (bsh.CheckMovementRule (cb [6, 2], cb));
//Check attempt to capture different color piece
cb [1, 1].PlacePiece (new Bishop(cb[1, 1], "W"));
cb [6, 6].PlacePiece (new Bishop(cb[6, 6], "W"));
cb [2, 6].PlacePiece (new Bishop(cb[2, 6], "W"));
cb [6, 2].PlacePiece (new Bishop(cb[6, 2], "W"));
Assert.IsTrue (bsh.CheckMovementRule (cb [1, 1], cb));
Assert.IsTrue(bsh.CheckMovementRule (cb [6, 6], cb));
Assert.IsTrue (bsh.CheckMovementRule (cb [2, 6], cb));
Assert.IsTrue (bsh.CheckMovementRule (cb [6, 2], cb));
}
public void TestMovement()
{
ChessBoard cb = new ChessBoard ();
Bishop bsh = new Bishop (cb [4, 4], "B");
cb [4, 4].PlacePiece (bsh);
//Test correct movement
Assert.IsTrue(bsh.CheckMovementRule (cb [6, 6], cb));
Assert.IsNull (bsh.MovePiece (cb [6, 6], cb));
Assert.AreSame (bsh.Grid, cb [6, 6]);
//Test invalid movement
Assert.IsFalse (bsh.CheckMovementRule (cb[4, 3], cb));
Assert.AreEqual (bsh.MovePiece (cb [4, 3], cb), "Invalid move");
Assert.AreSame (bsh.Grid, cb [6, 6]);
}
