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Issue #25021: Merge from 3.3 to 3.4

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This commit is contained in:
Kristján Valur Jónsson 2015-09-12 15:30:23 +00:00
commit 95c3e6cb22
2 changed files with 20 additions and 2 deletions
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10
Lib/test/test_itertools.py
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@ -985,6 +985,16 @@ class TestBasicOps(unittest.TestCase):
for proto in range(pickle.HIGHEST_PROTOCOL + 1):
self.pickletest(proto, product(*args))
def test_product_issue_25021(self):
# test that indices are properly clamped to the length of the tuples
p = product((1, 2),(3,))
p.__setstate__((0, 0x1000)) # will access tuple element 1 if not clamped
self.assertEqual(next(p), (2, 3))
# test that empty tuple in the list will result in an immediate StopIteration
p = product((1, 2), (), (3,))
p.__setstate__((0, 0, 0x1000)) # will access tuple element 1 if not clamped
self.assertRaises(StopIteration, next, p)
def test_repeat(self):
self.assertEqual(list(repeat(object='a', times=3)), ['a', 'a', 'a'])
self.assertEqual(lzip(range(3),repeat('a')),