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Merged revisions 77576 via svnmerge from

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svn+ssh://pythondev@svn.python.org/python/branches/py3k

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  r77576 | antoine.pitrou | 2010-01-17 13:38:54 +0100 (dim., 17 janv. 2010) | 12 lines

  Merged revisions 77573 via svnmerge from
  svn+ssh://pythondev@svn.python.org/python/trunk

  ........
    r77573 | antoine.pitrou | 2010-01-17 13:26:20 +0100 (dim., 17 janv. 2010) | 6 lines

    Issue #7561: Operations on empty bytearrays (such as `int(bytearray())`)
    could crash in many places because of the PyByteArray_AS_STRING() macro
    returning NULL.  The macro now returns a statically allocated empty
    string instead.
  ........
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This commit is contained in:
Antoine Pitrou 2010-01-17 12:43:00 +00:00
parent 1b64331f49
commit 20d6c15327
4 changed files with 21 additions and 6 deletions
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8
Lib/test/test_bytes.py
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@ -811,6 +811,14 @@ class ByteArrayTest(BaseBytesTest):
self.assertRaises(BufferError, delslice)
self.assertEquals(b, orig)
def test_empty_bytearray(self):
# Issue #7561: operations on empty bytearrays could crash in many
# situations, due to a fragile implementation of the
# PyByteArray_AS_STRING() C macro.
self.assertRaises(ValueError, int, bytearray(b''))
self.assertRaises((ValueError, OSError), os.mkdir, bytearray(b''))
class AssortedBytesTest(unittest.TestCase):
#
# Test various combinations of bytes and bytearray