Commit 84909377 authored by Anssi Kääriäinen's avatar Anssi Kääriäinen
Browse files

Fixed #18785 -- Added Test join trimming regression 

The regression was caused by patch to ticket #15316 and was fixed by a
patch to #10790.
parent fa7cb4ef

tests/queries/tests.py

+11 −0
Original line number Diff line number Diff line
@@ -2852,3 +2852,14 @@ class DoubleInSubqueryTests(TestCase): 
        qs = LeafB.objects.filter(pk__in=joins)

        self.assertQuerysetEqual(

            qs, [lfb1], lambda x: x)



class Ticket18785Tests(unittest.TestCase):

    def test_ticket_18785(self):

        # Test join trimming from ticket18785

        qs = Item.objects.exclude(

            note__isnull=False

        ).filter(

            name='something', creator__extra__isnull=True

        ).order_by()

        self.assertEquals(1, str(qs.query).count('INNER JOIN'))

        self.assertEquals(0, str(qs.query).count('OUTER JOIN'))