Kaydet (Commit) 4b26d550 authored tarafından Ezio Melotti's avatar Ezio Melotti

#7782: merge with 3.2.

......@@ -903,6 +903,21 @@ class TestCase(unittest.TestCase):
except TypeError:
pass
def test_extending_list_with_iterator_does_not_segfault(self):
# The code to extend a list with an iterator has a fair
# amount of nontrivial logic in terms of guessing how
# much memory to allocate in advance, "stealing" refs,
# and then shrinking at the end. This is a basic smoke
# test for that scenario.
def gen():
for i in range(500):
yield i
lst = [0] * 500
for i in range(240):
lst.pop(0)
lst.extend(gen())
self.assertEqual(len(lst), 760)
def test_main():
run_unittest(TestCase)
......
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