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Diffstat (limited to 'Lib/test/pickletester.py')
| -rw-r--r-- | Lib/test/pickletester.py | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Lib/test/pickletester.py b/Lib/test/pickletester.py index bc0be1f..ce49fdd 100644 --- a/Lib/test/pickletester.py +++ b/Lib/test/pickletester.py @@ -463,6 +463,16 @@ class AbstractPickleTests(unittest.TestCase): self.assertEqual(len(x), 1) self.assert_(x is x[0]) + def test_recursive_tuple(self): + t = ([],) + t[0].append(t) + for proto in protocols: + s = self.dumps(t, proto) + x = self.loads(s) + self.assertEqual(len(x), 1) + self.assertEqual(len(x[0]), 1) + self.assert_(x is x[0][0]) + def test_recursive_dict(self): d = {} d[1] = d |