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| author | Raymond Hettinger <python@rcn.com> | 2010-11-29 03:56:12 (GMT) |
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| committer | Raymond Hettinger <python@rcn.com> | 2010-11-29 03:56:12 (GMT) |
| commit | ead22227cce112457b6beba8b008699ea4a3a084 (patch) | |
| tree | 9dcc912a990ce6e6730f52e71d431ac489eb7b70 /Lib/test/test_collections.py | |
| parent | 263cbdfdfb0a7fe13f04c1b3188968d7a39d7d09 (diff) | |
| download | cpython-ead22227cce112457b6beba8b008699ea4a3a084.zip cpython-ead22227cce112457b6beba8b008699ea4a3a084.tar.gz cpython-ead22227cce112457b6beba8b008699ea4a3a084.tar.bz2 | |
Issue #10565: Iterator ABC should require both __next__ and __iter__.
Diffstat (limited to 'Lib/test/test_collections.py')
| -rw-r--r-- | Lib/test/test_collections.py | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/Lib/test/test_collections.py b/Lib/test/test_collections.py index f3f8b03..02b9dc3 100644 --- a/Lib/test/test_collections.py +++ b/Lib/test/test_collections.py @@ -356,8 +356,14 @@ class TestOneTrickPonyABCs(ABCTestCase): for x in samples: self.assertIsInstance(x, Iterator) self.assertTrue(issubclass(type(x), Iterator), repr(type(x))) - self.validate_abstract_methods(Iterator, '__next__') - self.validate_isinstance(Iterator, '__next__') + self.validate_abstract_methods(Iterator, '__next__', '__iter__') + + # Issue 10565 + class NextOnly: + def __next__(self): + yield 1 + raise StopIteration + self.assertNotIsInstance(NextOnly(), Iterator) def test_Sized(self): non_samples = [None, 42, 3.14, 1j, |