diff options
Diffstat (limited to 'Lib/test/seq_tests.py')
| -rw-r--r-- | Lib/test/seq_tests.py | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/Lib/test/seq_tests.py b/Lib/test/seq_tests.py index f185a82..2416249 100644 --- a/Lib/test/seq_tests.py +++ b/Lib/test/seq_tests.py @@ -85,6 +85,14 @@ def itermulti(seqn): 'Test multiple tiers of iterators' return chain(map(lambda x:x, iterfunc(IterGen(Sequence(seqn))))) +class LyingTuple(tuple): + def __iter__(self): + yield 1 + +class LyingList(list): + def __iter__(self): + yield 1 + class CommonTest(unittest.TestCase): # The type to be tested type2test = None @@ -131,6 +139,10 @@ class CommonTest(unittest.TestCase): self.assertRaises(TypeError, self.type2test, IterNoNext(s)) self.assertRaises(ZeroDivisionError, self.type2test, IterGenExc(s)) + # Issue #23757 + self.assertEqual(self.type2test(LyingTuple((2,))), self.type2test((1,))) + self.assertEqual(self.type2test(LyingList([2])), self.type2test([1])) + def test_truth(self): self.assertFalse(self.type2test()) self.assertTrue(self.type2test([42])) @@ -392,6 +404,7 @@ class CommonTest(unittest.TestCase): def test_pickle(self): lst = self.type2test([4, 5, 6, 7]) - lst2 = pickle.loads(pickle.dumps(lst)) - self.assertEqual(lst2, lst) - self.assertNotEqual(id(lst2), id(lst)) + for proto in range(pickle.HIGHEST_PROTOCOL + 1): + lst2 = pickle.loads(pickle.dumps(lst, proto)) + self.assertEqual(lst2, lst) + self.assertNotEqual(id(lst2), id(lst)) |