130     def assert_del_calls(self, ids):  argument
131         self.assertEqual(sorted(SimpleBase.del_calls), sorted(ids))
133     def assert_tp_del_calls(self, ids):  argument
134         self.assertEqual(sorted(SimpleBase.tp_del_calls), sorted(ids))
136     def assert_survivors(self, ids):  argument
137         self.assertEqual(sorted(id(x) for x in SimpleBase.survivors), sorted(ids))
139     def assert_garbage(self, ids):  argument
140         self.assertEqual(sorted(id(x) for x in gc.garbage), sorted(ids))
154             ids = [id(s)]
158             self.assert_del_calls(ids)
162             self.assert_del_calls(ids)
168             ids = [id(s)]
172             self.assert_del_calls(ids)
173             self.assert_survivors(ids)
177             self.assert_del_calls(ids)
185             ids = [id(s)]
188             self.assert_del_calls(ids)
191             self.assert_del_calls(ids)
198             ids = [id(s)]
201             self.assert_del_calls(ids)
202             self.assert_survivors(ids)
205             self.assert_del_calls(ids * 2)
206             self.assert_survivors(ids)
243             ids = [id(s)]
247             self.assert_del_calls(ids)
251             self.assert_del_calls(ids)
258             ids = [id(s)]
262             self.assert_del_calls(ids)
263             self.assert_survivors(ids)
270             self.assert_del_calls(ids)
279             ids = [id(s)]
283             self.assert_del_calls(ids)
287             self.assert_del_calls(ids)
350             ids = [id(s) for s in nodes]
354             self.assert_del_calls(ids)
358             self.assert_del_calls(ids)
365             ids = [id(s) for s in nodes]
370             self.assert_del_calls(ids)
376             self.assert_del_calls(ids)
468             ids = [id(s)]
472             self.assert_del_calls(ids)
473             self.assert_tp_del_calls(ids)
477             self.assert_del_calls(ids)
478             self.assert_tp_del_calls(ids)
483             ids = [id(s)]
487             self.assert_del_calls(ids)
488             self.assert_tp_del_calls(ids)
489             self.assert_survivors(ids)
494             self.assert_del_calls(ids)
495             self.assert_tp_del_calls(ids * 2)
496             self.assert_survivors(ids)
503             ids = [id(s)]
510             self.assert_garbage(ids)