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Issue #13333: The UTF-7 decoder now accepts lone surrogates

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(the encoder already accepts them).
This commit is contained in:
Antoine Pitrou 2011-11-15 01:42:21 +01:00
parent c2fe57762b
commit 5418ee0b9a
3 changed files with 19 additions and 12 deletions
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14
Lib/test/test_unicode.py
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@ -1091,10 +1091,18 @@ class UnicodeTest(string_tests.CommonTest,
for (x, y) in utfTests:
self.assertEqual(x.encode('utf-7'), y)
# Unpaired surrogates not supported
self.assertRaises(UnicodeError, str, b'+3ADYAA-', 'utf-7')
# Unpaired surrogates are passed through
self.assertEqual('\uD801'.encode('utf-7'), b'+2AE-')
self.assertEqual('\uD801x'.encode('utf-7'), b'+2AE-x')
self.assertEqual('\uDC01'.encode('utf-7'), b'+3AE-')
self.assertEqual('\uDC01x'.encode('utf-7'), b'+3AE-x')
self.assertEqual(b'+2AE-'.decode('utf-7'), '\uD801')
self.assertEqual(b'+2AE-x'.decode('utf-7'), '\uD801x')
self.assertEqual(b'+3AE-'.decode('utf-7'), '\uDC01')
self.assertEqual(b'+3AE-x'.decode('utf-7'), '\uDC01x')
self.assertEqual(str(b'+3ADYAA-', 'utf-7', 'replace'), '\ufffd\ufffd')
self.assertEqual('\uD801\U000abcde'.encode('utf-7'), b'+2AHab9ze-')
self.assertEqual(b'+2AHab9ze-'.decode('utf-7'), '\uD801\U000abcde')
# Issue #2242: crash on some Windows/MSVC versions
self.assertEqual(b'+\xc1'.decode('utf-7'), '\xc1')