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Added tests for already fixed #20101 

The ticket dealt with a case where one query had .exclude() that
produced a subquery, the other query had a join to the same model that
was subqueried in the first query. This was already fixed in master, so
only test added.
This commit is contained in:
Anssi Kääriäinen 2013-03-21 00:38:23 +02:00
parent a9ee0e2970
commit 80e68ee2ff
1 changed files with 16 additions and 0 deletions
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16
tests/queries/tests.py
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@ -2808,3 +2808,19 @@ class RelabelCloneTest(TestCase):
# not change results for the parents query. # not change results for the parents query.
self.assertEqual(list(children), [my2]) self.assertEqual(list(children), [my2])
self.assertEqual(list(parents), [my1]) self.assertEqual(list(parents), [my1])
class Ticket20101Tests(TestCase):
def test_ticket_20101(self):
"""
Tests QuerySet ORed combining in exclude subquery case.
"""
t = Tag.objects.create(name='foo')
a1 = Annotation.objects.create(tag=t, name='a1')
a2 = Annotation.objects.create(tag=t, name='a2')
a3 = Annotation.objects.create(tag=t, name='a3')
n = Note.objects.create(note='foo', misc='bar')
qs1 = Note.objects.exclude(annotation__in=[a1, a2])
qs2 = Note.objects.filter(annotation__in=[a3])
self.assertTrue(n in qs1)
self.assertFalse(n in qs2)
self.assertTrue(n in (qs1 | qs2))