diff options
Diffstat (limited to 'Lib/test/_test_multiprocessing.py')
| -rw-r--r-- | Lib/test/_test_multiprocessing.py | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Lib/test/_test_multiprocessing.py b/Lib/test/_test_multiprocessing.py index 5c625dd495..9d4917076c 100644 --- a/Lib/test/_test_multiprocessing.py +++ b/Lib/test/_test_multiprocessing.py @@ -1813,6 +1813,16 @@ class _TestContainers(BaseTestCase): a.append('hello') self.assertEqual(f[0][:], [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 'hello']) + def test_list_iter(self): + a = self.list(list(range(10))) + it = iter(a) + self.assertEqual(list(it), list(range(10))) + self.assertEqual(list(it), []) # exhausted + # list modified during iteration + it = iter(a) + a[0] = 100 + self.assertEqual(next(it), 100) + def test_list_proxy_in_list(self): a = self.list([self.list(range(3)) for _i in range(3)]) self.assertEqual([inner[:] for inner in a], [[0, 1, 2]] * 3) @@ -1843,6 +1853,19 @@ class _TestContainers(BaseTestCase): self.assertEqual(sorted(d.values()), [chr(i) for i in indices]) self.assertEqual(sorted(d.items()), [(i, chr(i)) for i in indices]) + def test_dict_iter(self): + d = self.dict() + indices = list(range(65, 70)) + for i in indices: + d[i] = chr(i) + it = iter(d) + self.assertEqual(list(it), indices) + self.assertEqual(list(it), []) # exhausted + # dictionary changed size during iteration + it = iter(d) + d.clear() + self.assertRaises(RuntimeError, next, it) + def test_dict_proxy_nested(self): pets = self.dict(ferrets=2, hamsters=4) supplies = self.dict(water=10, feed=3) |