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| author | Raymond Hettinger <python@rcn.com> | 2011-01-01 22:38:00 (GMT) |
|---|---|---|
| committer | Raymond Hettinger <python@rcn.com> | 2011-01-01 22:38:00 (GMT) |
| commit | 32062e9be78ee49b563d1b7eb290a00e6fe16c0f (patch) | |
| tree | bff5fdfbf490eb0447c9e1ad19e3816f82e07f91 /Lib/test | |
| parent | 60db46758fa4dd5786a17226794c8b1eaa3c6094 (diff) | |
| download | cpython-32062e9be78ee49b563d1b7eb290a00e6fe16c0f.zip cpython-32062e9be78ee49b563d1b7eb290a00e6fe16c0f.tar.gz cpython-32062e9be78ee49b563d1b7eb290a00e6fe16c0f.tar.bz2 | |
Make it easier to extend OrderedDict without breaking it.
Diffstat (limited to 'Lib/test')
| -rw-r--r-- | Lib/test/test_collections.py | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Lib/test/test_collections.py b/Lib/test/test_collections.py index 32ce35b..8c95979 100644 --- a/Lib/test/test_collections.py +++ b/Lib/test/test_collections.py @@ -1012,6 +1012,14 @@ class TestOrderedDict(unittest.TestCase): od = OrderedDict(**d) self.assertGreater(sys.getsizeof(od), sys.getsizeof(d)) + def test_override_update(self): + # Verify that subclasses can override update() without breaking __init__() + class MyOD(OrderedDict): + def update(self, *args, **kwds): + raise Exception() + items = [('a', 1), ('c', 3), ('b', 2)] + self.assertEqual(list(MyOD(items).items()), items) + class GeneralMappingTests(mapping_tests.BasicTestMappingProtocol): type2test = OrderedDict |