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Issue #25384: Fix binascii.rledecode_hqx()

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Fix usage of _PyBytesWriter API. Use the new _PyBytesWriter_Resize() function
instead of _PyBytesWriter_Prepare().
This commit is contained in:
Victor Stinner 2015-10-14 15:02:35 +02:00
parent c3d2bc19e4
commit 1bfe930585
2 changed files with 22 additions and 5 deletions
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16
Lib/test/test_binascii.py
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@ -159,11 +159,25 @@ class BinASCIITest(unittest.TestCase):
# Then calculate the hexbin4 binary-to-ASCII translation
rle = binascii.rlecode_hqx(self.data)
a = binascii.b2a_hqx(self.type2test(rle))
b, _ = binascii.a2b_hqx(self.type2test(a))
res = binascii.rledecode_hqx(b)
self.assertEqual(res, self.rawdata)
def test_rle(self):
# test repetition with a repetition longer than the limit of 255
data = (b'a' * 100 + b'b' + b'c' * 300)
encoded = binascii.rlecode_hqx(data)
self.assertEqual(encoded,
(b'a\x90d' # 'a' * 100
b'b' # 'b'
b'c\x90\xff' # 'c' * 255
b'c\x90-')) # 'c' * 45
decoded = binascii.rledecode_hqx(encoded)
self.assertEqual(decoded, data)
def test_hex(self):
# test hexlification
s = b'{s\005\000\000\000worldi\002\000\000\000s\005\000\000\000helloi\001\000\000\0000'