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| author | Benjamin Peterson <benjamin@python.org> | 2008-11-19 22:05:52 (GMT) |
|---|---|---|
| committer | Benjamin Peterson <benjamin@python.org> | 2008-11-19 22:05:52 (GMT) |
| commit | 0f3641ce88025b5e41e80d1cb73d6f5751785e38 (patch) | |
| tree | 8062d8f299782f99c5794e8c4031ecc550bb7d46 /Lib | |
| parent | 9c22aeebe1429b7c7dab703612b83ce9b4d6db1e (diff) | |
| download | cpython-0f3641ce88025b5e41e80d1cb73d6f5751785e38.zip cpython-0f3641ce88025b5e41e80d1cb73d6f5751785e38.tar.gz cpython-0f3641ce88025b5e41e80d1cb73d6f5751785e38.tar.bz2 | |
Merged revisions 67291 via svnmerge from
svn+ssh://pythondev@svn.python.org/python/trunk
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r67291 | benjamin.peterson | 2008-11-19 15:49:09 -0600 (Wed, 19 Nov 2008) | 5 lines
make sure that bytearray methods return a new bytearray even if there is no change
Fixes #4348
Reviewed by Brett
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Diffstat (limited to 'Lib')
| -rw-r--r-- | Lib/test/test_bytes.py | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Lib/test/test_bytes.py b/Lib/test/test_bytes.py index c4a3e51..7b2a0bd 100644 --- a/Lib/test/test_bytes.py +++ b/Lib/test/test_bytes.py @@ -738,6 +738,16 @@ class ByteArrayTest(BaseBytesTest): b.insert(0, Indexable(ord('A'))) self.assertEqual(b, b'A') + def test_copied(self): + # Issue 4348. Make sure that operations that don't mutate the array + # copy the bytes. + b = bytearray(b'abc') + #self.assertFalse(b is b.replace(b'abc', b'cde', 0)) + + t = bytearray([i for i in range(256)]) + x = bytearray(b'') + self.assertFalse(x is x.translate(t)) + def test_partition_bytearray_doesnt_share_nullstring(self): a, b, c = bytearray(b"x").partition(b"y") self.assertEqual(b, b"") |