def test_get_neighbors_with_focal(self):
game = GameOfLife(xsize=3, ysize=3)
game.set_include_focal()
neighbors = game.get_neighbors(1, 0)
self.assertEqual(len(neighbors), 6)
self.assertIn((0, 0), neighbors)
self.assertIn((0, 1), neighbors)
self.assertIn((1, 0), neighbors)
self.assertIn((1, 1), neighbors)
self.assertIn((2, 0), neighbors)
self.assertIn((2, 1), neighbors)
