def test_filling_set_correctly(self): n = SausageLinkNode("beef", None, None) self.assertEqual(n.contains_a_specific_filling("beef"), True)
def test_set_prev_node(self): n = SausageLinkNode("emu", None, None) o = SausageLinkNode("pork", None, None) n.set_prev_node(o) self.assertEqual(n.prev_node, o)