diff options
Diffstat (limited to 'Lib/test/test_struct.py')
| -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: |