def test_add_existing_neighbor(self):
f = lambda x: x
a = Cell(content='hello')
a.new_neighbor(f)
a.new_neighbor(f)
self.assertEqual(len(a.neighbors), 1)
def test_add_existing_neighbor(self):
f = lambda x: x
a = Cell(content='hello')
a.new_neighbor(f)
a.new_neighbor(f)
self.assertEqual(len(a.neighbors), 1)
def test_new_cell_with_neighbors(self):
f = lambda x: x
a = Cell(content='hello')
a.new_neighbor(f)
self.assertEqual(a.neighbors, [f])
def test_new_cell_with_neighbors(self):
f = lambda x: x
a = Cell(content='hello')
a.new_neighbor(f)
self.assertEqual(a.neighbors, [f])