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Fixed qs.values() regression when used in subquery

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Anssi Kääriäinen 2013-05-20 14:24:48 +03:00
parent a936726228
commit f53059b411
2 changed files with 23 additions and 1 deletions
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17
tests/queries/tests.py
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@ -2831,3 +2831,20 @@ class EmptyStringPromotionTests(TestCase):
self.assertIn('LEFT OUTER JOIN', str(qs.query))
else:
self.assertNotIn('LEFT OUTER JOIN', str(qs.query))
class ValuesSubqueryTests(TestCase):
def test_values_in_subquery(self):
# Check that if a values() queryset is used, then the given values
# will be used instead of forcing use of the relation's field.
o1 = Order.objects.create(id=-2)
o2 = Order.objects.create(id=-1)
oi1 = OrderItem.objects.create(order=o1, status=0)
oi1.status = oi1.pk
oi1.save()
OrderItem.objects.create(order=o2, status=0)
# The query below should match o1 as it has related order_item
# with id == status.
self.assertQuerysetEqual(
Order.objects.filter(items__in=OrderItem.objects.values_list('status')),
[o1.pk], lambda x: x.pk)