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[3.7] bpo-33383: Fix crash in get() of the dbm.ndbm database object. (GH-6630) (GH-6631)

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(cherry picked from commit 2e38cc3933)

Co-authored-by: Serhiy Storchaka <storchaka@gmail.com>
This commit is contained in:
Miss Islington (bot) 2018-04-29 04:50:26 -07:00 • committed by Serhiy Storchaka
parent 1487c37e7e
commit ee95feb69d
7 changed files with 38 additions and 7 deletions
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9
Lib/test/test_dbm_dumb.py
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@ -73,6 +73,9 @@ class DumbDBMTestCase(unittest.TestCase):
f = dumbdbm.open(_fname, 'w')
self._dict[b'g'] = f[b'g'] = b"indented"
self.read_helper(f)
# setdefault() works as in the dict interface
self.assertEqual(f.setdefault(b'xxx', b'foo'), b'foo')
self.assertEqual(f[b'xxx'], b'foo')
f.close()
def test_dumbdbm_read(self):
@ -85,6 +88,12 @@ class DumbDBMTestCase(unittest.TestCase):
with self.assertWarnsRegex(DeprecationWarning,
'The database is opened for reading only'):
del f[b'a']
# get() works as in the dict interface
self.assertEqual(f.get(b'b'), self._dict[b'b'])
self.assertEqual(f.get(b'xxx', b'foo'), b'foo')
self.assertIsNone(f.get(b'xxx'))
with self.assertRaises(KeyError):
f[b'xxx']
f.close()
def test_dumbdbm_keys(self):