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authorVictor Stinner <victor.stinner@haypocalc.com>2010-03-03 00:18:49 (GMT)
committerVictor Stinner <victor.stinner@haypocalc.com>2010-03-03 00:18:49 (GMT)
commit6aa278ee53647ceb63cfe5ce6c1a07b0e10cdf90 (patch)
tree65869670ffa843e5bfe9253d01e854e6661501fc /Lib/test
parent683a7e7c1859b13af797e3fd16e1df0c911be2be (diff)
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Merged revisions 78603 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk ........ r78603 | victor.stinner | 2010-03-03 00:20:02 +0100 (mer., 03 mars 2010) | 5 lines Issue #7820: The parser tokenizer restores all bytes in the right if the BOM check fails. Fix an assertion in pydebug mode. ........
Diffstat (limited to 'Lib/test')
-rw-r--r--Lib/test/test_pep263.py11
1 files changed, 11 insertions, 0 deletions
diff --git a/Lib/test/test_pep263.py b/Lib/test/test_pep263.py
index 8c1fbe7..e136a9c 100644
--- a/Lib/test/test_pep263.py
+++ b/Lib/test/test_pep263.py
@@ -44,6 +44,17 @@ class PEP263Test(unittest.TestCase):
self.assertEqual(len(d['a']), len(d['b']))
self.assertEqual(ascii(d['a']), ascii(d['b']))
+ def test_issue7820(self):
+ # Ensure that check_bom() restores all bytes in the right order if
+ # check_bom() fails in pydebug mode: a buffer starts with the first
+ # byte of a valid BOM, but next bytes are different
+
+ # one byte in common with the UTF-16-LE BOM
+ self.assertRaises(SyntaxError, eval, b'\xff\x20')
+
+ # two bytes in common with the UTF-8 BOM
+ self.assertRaises(SyntaxError, eval, b'\xef\xbb\x20')
+
def test_main():
support.run_unittest(PEP263Test)