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Fixed #32116 -- Fixed QuerySet.order_by() crash on EmptyQuerySet with union() on a single non-empty ordered queryset.

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Hannes Ljungberg 2020-10-17 21:54:36 +02:00 • committed by Mariusz Felisiak
parent 4e4db426c5
commit c7c7615d00
2 changed files with 10 additions and 1 deletions
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5
tests/queries/test_qs_combinators.py
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@ -106,6 +106,11 @@ class QuerySetSetOperationTests(TestCase):
self.assertEqual(len(qs2.union(qs2)), 0)
self.assertEqual(len(qs3.union(qs3)), 0)
def test_empty_qs_union_with_ordered_qs(self):
qs1 = Number.objects.all().order_by('num')
qs2 = Number.objects.none().union(qs1).order_by('num')
self.assertEqual(list(qs1), list(qs2))
def test_limits(self):
qs1 = Number.objects.all()
qs2 = Number.objects.all()