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author | Mark Dickinson <dickinsm@gmail.com> | 2010-04-03 14:05:10 +0000 |
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committer | Mark Dickinson <dickinsm@gmail.com> | 2010-04-03 14:05:10 +0000 |
commit | 234d85755f72c727b9d325fe8d490fa9fcc317f2 (patch) | |
tree | 8167c305122a2769f7aed2e1cd361e86b58bb3d3 /Lib/test | |
parent | 73ae72d5dd7e04aed922bdf366716bb7a641584c (diff) | |
download | cpython-234d85755f72c727b9d325fe8d490fa9fcc317f2.tar.gz |
Issue #8300: Let struct.pack use __index__ to convert and pack non-integers.
Based on a patch by Meador Inge.
Diffstat (limited to 'Lib/test')
-rw-r--r-- | Lib/test/test_struct.py | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/Lib/test/test_struct.py b/Lib/test/test_struct.py index 6d2a95a8c2..4329e95d23 100644 --- a/Lib/test/test_struct.py +++ b/Lib/test/test_struct.py @@ -315,6 +315,24 @@ class StructTest(unittest.TestCase): expected = struct.pack(self.format, int(nonint)) self.assertEqual(got, expected) + # Objects with an '__index__' method should be allowed + # to pack as integers. + class Indexable(object): + def __init__(self, value): + self._value = value + + def __index__(self): + return self._value + + for obj in (Indexable(0), Indexable(10), Indexable(17), + Indexable(42), Indexable(100), Indexable(127)): + try: + struct.pack(format, obj) + except: + self.fail("integer code pack failed on object " + "with '__index__' method") + + byteorders = '', '@', '=', '<', '>', '!' for code in integer_codes: for byteorder in byteorders: |