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Reset internal buffers when seek() is called. This fixes SF bug #1156259.

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This commit is contained in:
Walter Dörwald 2005-03-14 19:06:30 +00:00
parent 3390d33dd7
commit 729c31f5c3
3 changed files with 33 additions and 1 deletions
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15
Lib/test/test_codecs.py
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@ -755,6 +755,21 @@ class BasicUnicodeTest(unittest.TestCase):
decodedresult += reader.read()
self.assertEqual(decodedresult, s, "%r != %r (encoding=%r)" % (decodedresult, s, encoding))
def test_seek(self):
# all codecs should be able to encode these
s = u"%s\n%s\n" % (100*u"abc123", 100*u"def456")
for encoding in all_unicode_encodings:
if encoding == "idna": # FIXME: See SF bug #1163178
continue
if encoding in broken_unicode_with_streams:
continue
reader = codecs.getreader(encoding)(StringIO.StringIO(s.encode(encoding)))
for t in xrange(5):
# Test that calling seek resets the internal codec state and buffers
reader.seek(0, 0)
line = reader.readline()
self.assertEqual(s[:len(line)], line)
class BasicStrTest(unittest.TestCase):
def test_basics(self):
s = "abc123"