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Merged revisions 77573 via svnmerge from

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........
  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 12:38:54 +00:00
parent 1119a64916
commit fc8d6f4b73
4 changed files with 21 additions and 15 deletions
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8
Lib/test/test_bytes.py
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@ -817,6 +817,14 @@ 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