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| author | Serhiy Storchaka <storchaka@gmail.com> | 2017-12-03 20:12:11 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-12-03 20:12:11 (GMT) |
| commit | 1fb72d2ad243c965d4432b4e93884064001a2607 (patch) | |
| tree | 00296a976e5e386a94c0bb6f8ed535b1c30621f5 /Lib/test/test_dict.py | |
| parent | eea3cc1ef0dec0af193eedb4c1164263fbdfd8cc (diff) | |
| download | cpython-1fb72d2ad243c965d4432b4e93884064001a2607.zip cpython-1fb72d2ad243c965d4432b4e93884064001a2607.tar.gz cpython-1fb72d2ad243c965d4432b4e93884064001a2607.tar.bz2 | |
bpo-32137: The repr of deeply nested dict now raises a RecursionError (#4570)
instead of crashing due to a stack overflow.
This perhaps will fix similar problems in other extension types.
Diffstat (limited to 'Lib/test/test_dict.py')
| -rw-r--r-- | Lib/test/test_dict.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Lib/test/test_dict.py b/Lib/test/test_dict.py index 8013f37..4386eda 100644 --- a/Lib/test/test_dict.py +++ b/Lib/test/test_dict.py @@ -468,6 +468,12 @@ class DictTest(unittest.TestCase): d = {1: BadRepr()} self.assertRaises(Exc, repr, d) + def test_repr_deep(self): + d = {} + for i in range(sys.getrecursionlimit() + 100): + d = {1: d} + self.assertRaises(RecursionError, repr, d) + def test_eq(self): self.assertEqual({}, {}) self.assertEqual({1: 2}, {1: 2}) |