def test_get_link_values(self):
cll = CircleLinkedList()
cll.add(12)
cll.add(99)
cll.add(37)
cll.add(66)
items_expected = [12, 99, 37, 66]
self.assertEqual(items_expected, cll.get_link_values())
self.assertEqual(4, cll.count_links())
def test_delete_reconnect(self):
cll = CircleLinkedList()
cll.add(12)
cll.add(99)
cll.add(37)
cll.add(66)
cll.add(44)
cll.delete(37, reconnect=True)
self.assertEqual([12, 99, 66, 44], cll.traverse())
self.assertEqual([44, 66, 99, 12], cll.traverse_back())
self.assertEqual([12, 99, 66, 44], cll.get_link_values())
self.assertEqual(4, cll.count_links())