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bpo-36155: Check for identity on test_gc.test_get_objects (GH-12116)

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Pablo Galindo 2019-03-01 01:12:27 -08:00 • committed by GitHub
parent 9add4b3317
commit d60a79a101
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1 changed files with 36 additions and 12 deletions
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48
Lib/test/test_gc.py
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@ -770,21 +770,45 @@ def test_get_objects(self):
gc.collect()
l = []
l.append(l)
self.assertIn(l, gc.get_objects(generation=0))
self.assertNotIn(l, gc.get_objects(generation=1))
self.assertNotIn(l, gc.get_objects(generation=2))
self.assertTrue(
any(l is element for element in gc.get_objects(generation=0))
)
self.assertFalse(
any(l is element for element in gc.get_objects(generation=1))
)
self.assertFalse(
any(l is element for element in gc.get_objects(generation=2))
)
gc.collect(generation=0)
self.assertNotIn(l, gc.get_objects(generation=0))
self.assertIn(l, gc.get_objects(generation=1))
self.assertNotIn(l, gc.get_objects(generation=2))
self.assertFalse(
any(l is element for element in gc.get_objects(generation=0))
)
self.assertTrue(
any(l is element for element in gc.get_objects(generation=1))
)
self.assertFalse(
any(l is element for element in gc.get_objects(generation=2))
)
gc.collect(generation=1)
self.assertNotIn(l, gc.get_objects(generation=0))
self.assertNotIn(l, gc.get_objects(generation=1))
self.assertIn(l, gc.get_objects(generation=2))
self.assertFalse(
any(l is element for element in gc.get_objects(generation=0))
)
self.assertFalse(
any(l is element for element in gc.get_objects(generation=1))
)
self.assertTrue(
any(l is element for element in gc.get_objects(generation=2))
)
gc.collect(generation=2)
self.assertNotIn(l, gc.get_objects(generation=0))
self.assertNotIn(l, gc.get_objects(generation=1))
self.assertIn(l, gc.get_objects(generation=2))
self.assertFalse(
any(l is element for element in gc.get_objects(generation=0))
)
self.assertFalse(
any(l is element for element in gc.get_objects(generation=1))
)
self.assertTrue(
any(l is element for element in gc.get_objects(generation=2))
)
del l
gc.collect()