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Code Issues 32 Releases Wiki Activity

Refs #16614 -- Made QuerySet.iterator() use server-side cursors on PostgreSQL.

Browse Source 
Thanks to Josh Smeaton for the idea of implementing server-side cursors
in PostgreSQL from the iterator method, and Anssi Kääriäinen and Kevin
Turner for their previous work. Also Simon Charette and Tim Graham for
review.
This commit is contained in:
François Freitag
2016-06-03 15:31:21 -07:00
committed by Tim Graham
parent 53bffe8d03
commit f3b7c05936
13 changed files with 165 additions and 31 deletions
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12
tests/test_utils/tests.py
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@@ -1069,6 +1069,18 @@ class DisallowedDatabaseQueriesTests(SimpleTestCase):
Car.objects.first()
class DisallowedDatabaseQueriesChunkedCursorsTests(SimpleTestCase):
def test_disallowed_database_queries(self):
expected_message = (
"Database queries aren't allowed in SimpleTestCase. Either use "
"TestCase or TransactionTestCase to ensure proper test isolation or "
"set DisallowedDatabaseQueriesChunkedCursorsTests.allow_database_queries "
"to True to silence this failure."
)
with self.assertRaisesMessage(AssertionError, expected_message):
next(Car.objects.iterator())
class AllowedDatabaseQueriesTests(SimpleTestCase):
allow_database_queries = True