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Code Issues 32 Releases Wiki Activity

Fixed #17668 - prefetch_related does not work in in_bulk

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Thanks to gurets for the report, and akaariai for the initial patch.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@17600 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Luke Plant
2012-02-28 19:34:04 +00:00
parent 4b641b78fa
commit de9942a667
3 changed files with 20 additions and 1 deletions
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13
tests/modeltests/prefetch_related/tests.py
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@@ -470,3 +470,16 @@ class NullableTest(TestCase):
for e in qs2]
self.assertEqual(co_serfs, co_serfs2)
def test_in_bulk(self):
"""
In-bulk does correctly prefetch objects by not using .iterator()
directly.
"""
boss1 = Employee.objects.create(name="Peter")
boss2 = Employee.objects.create(name="Jack")
with self.assertNumQueries(2):
# Check that prefetch is done and it does not cause any errors.
bulk = Employee.objects.prefetch_related('serfs').in_bulk([boss1.pk, boss2.pk])
for b in bulk.values():
list(b.serfs.all())