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Diffstat (limited to 'Lib/test/test_zlib.py')
| -rw-r--r-- | Lib/test/test_zlib.py | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/Lib/test/test_zlib.py b/Lib/test/test_zlib.py index a003611a7c..7f631437b5 100644 --- a/Lib/test/test_zlib.py +++ b/Lib/test/test_zlib.py @@ -310,6 +310,15 @@ class CompressObjectTestCase(BaseCompressTestCase, unittest.TestCase): self.assertRaises(ValueError, dco.decompress, "", -1) self.assertEqual('', dco.unconsumed_tail) + def test_clear_unconsumed_tail(self): + # Issue #12050: calling decompress() without providing max_length + # should clear the unconsumed_tail attribute. + cdata = "x\x9cKLJ\x06\x00\x02M\x01" # "abc" + dco = zlib.decompressobj() + ddata = dco.decompress(cdata, 1) + ddata += dco.decompress(dco.unconsumed_tail) + self.assertEqual(dco.unconsumed_tail, "") + def test_flushes(self): # Test flush() with the various options, using all the # different levels in order to provide more variations. |