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Issue #23713: Fixed fragility of test_imap_unordered_handle_iterable_exception. 

Patch by Davin Potts.
This commit is contained in:
Serhiy Storchaka 2015-04-23 11:35:59 +03:00
parent 3bd66abb94
commit 71f73ca7a9
1 changed files with 8 additions and 2 deletions
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10
Lib/test/_test_multiprocessing.py
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@ -1799,17 +1799,23 @@ class _TestPool(BaseTestCase):
it = self.pool.imap_unordered(sqr,
exception_throwing_generator(10, 3),
1)
expected_values = list(map(sqr, list(range(10))))
with self.assertRaises(SayWhenError):
# imap_unordered makes it difficult to anticipate the SayWhenError
for i in range(10):
self.assertEqual(next(it), i*i)
value = next(it)
self.assertIn(value, expected_values)
expected_values.remove(value)
it = self.pool.imap_unordered(sqr,
exception_throwing_generator(20, 7),
2)
expected_values = list(map(sqr, list(range(20))))
with self.assertRaises(SayWhenError):
for i in range(20):
self.assertEqual(next(it), i*i)
value = next(it)
self.assertIn(value, expected_values)
expected_values.remove(value)
def test_make_pool(self):
self.assertRaises(ValueError, multiprocessing.Pool, -1)