public void AssertMarkPlacementInvalid()
{
Board board = new Board();
var status = board.PlaceMark(10, "X");
Assert.AreEqual(status, BoardPlacementResult.Invalid);
}
public void AssertMarkPlacement( )
{
Board board = new Board();
var status = board.PlaceMark(3, "X");
Assert.AreEqual(status, BoardPlacementResult.OK);
}
