Merged revisions 78418 via svnmerge from

svn+ssh://pythondev@svn.python.org/python/trunk

........
  r78418 | eric.smith | 2010-02-24 09:15:36 -0500 (Wed, 24 Feb 2010) | 1 line

  Issue #7309: Unchecked pointer access when converting UnicodeEncodeError, UnicodeDecodeError, and UnicodeTranslateError to strings.
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This commit is contained in:
Eric Smith 2010-02-24 15:42:29 +00:00
parent 33091a8321
commit 0facd77015
3 changed files with 117 additions and 32 deletions

View file

@ -568,6 +568,42 @@ class ExceptionTests(unittest.TestCase):
pass
self.assertEquals(e, (None, None, None))
def testUnicodeChangeAttributes(self):
# See issue 7309. This was a crasher.
u = UnicodeEncodeError('baz', 'xxxxx', 1, 5, 'foo')
self.assertEqual(str(u), "'baz' codec can't encode characters in position 1-4: foo")
u.end = 2
self.assertEqual(str(u), "'baz' codec can't encode character '\\x78' in position 1: foo")
u.end = 5
u.reason = 0x345345345345345345
self.assertEqual(str(u), "'baz' codec can't encode characters in position 1-4: 965230951443685724997")
u.encoding = 4000
self.assertEqual(str(u), "'4000' codec can't encode characters in position 1-4: 965230951443685724997")
u.start = 1000
self.assertEqual(str(u), "'4000' codec can't encode characters in position 1000-4: 965230951443685724997")
u = UnicodeDecodeError('baz', b'xxxxx', 1, 5, 'foo')
self.assertEqual(str(u), "'baz' codec can't decode bytes in position 1-4: foo")
u.end = 2
self.assertEqual(str(u), "'baz' codec can't decode byte 0x78 in position 1: foo")
u.end = 5
u.reason = 0x345345345345345345
self.assertEqual(str(u), "'baz' codec can't decode bytes in position 1-4: 965230951443685724997")
u.encoding = 4000
self.assertEqual(str(u), "'4000' codec can't decode bytes in position 1-4: 965230951443685724997")
u.start = 1000
self.assertEqual(str(u), "'4000' codec can't decode bytes in position 1000-4: 965230951443685724997")
u = UnicodeTranslateError('xxxx', 1, 5, 'foo')
self.assertEqual(str(u), "can't translate characters in position 1-4: foo")
u.end = 2
self.assertEqual(str(u), "can't translate character '\\x78' in position 1: foo")
u.end = 5
u.reason = 0x345345345345345345
self.assertEqual(str(u), "can't translate characters in position 1-4: 965230951443685724997")
u.start = 1000
self.assertEqual(str(u), "can't translate characters in position 1000-4: 965230951443685724997")
def test_badisinstance(self):
# Bug #2542: if issubclass(e, MyException) raises an exception,