start = HL_cantor_xy(3,3);
count = HL_hexes_within_range(start, 2, range, 0);
ok(count == 18, "18 hexes within 2 hexes of 3,3");
start = HL_cantor_xy(3,3);
count = HL_hexes_within_range(start, 2, range, 0);
ok(count == 18, "18 hexes within 2 hexes of 3,3");