public void KingMoves()
{
for (int i = 0; i < 64; ++i)
{
IEnumerable <ChessMove> kingMoves = ChessMove.KingMoves(i);
int dist = DistanceFromEdge(i, out int rdist, out int fdist);
int nmoves = 0;
switch (dist)
{
case 0:
nmoves = (rdist > 0 || fdist > 0) ? 5 : 3;
break;
default: nmoves = 8; break;
}
Assert.AreEqual(nmoves, kingMoves.Count(), $"# King moves from {i}");
}
}
internal override IEnumerable <ChessMove> GetValidMoves() => ChessMove.KingMoves((int)CurrentSquare);
