public void Index_h8()
{
var board = new Board();
Assert.Equal(board["h8"].Id, "h8");
}
public void Index_z0_Null()
{
var board = new Board();
Assert.Throws<ArgumentOutOfRangeException>(() => board["z0"]);
}
public void Index_a1()
{
var board = new Board();
Assert.Equal(board["a1"].Id, "a1");
}
