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Code Issues 32 Releases Wiki Activity

Fixed non-deterministic order in SubqueryTests.test_slice_subquery_and_query.

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Slice on unordered subquery may be non-deterministic in some databases.
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Mariusz Felisiak 2023-08-10 05:33:13 +02:00 committed by GitHub
parent 80a5667c50
commit e69a9920e2
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1 changed files with 6 additions and 6 deletions
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tests/queries/tests.py
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@ -2373,18 +2373,18 @@ class SubqueryTests(TestCase):
""" """
query = DumbCategory.objects.filter( query = DumbCategory.objects.filter(
id__in=DumbCategory.objects.order_by("-id")[0:2] id__in=DumbCategory.objects.order_by("-id")[0:2]
)[0:2] ).order_by("id")[0:2]
self.assertEqual({x.id for x in query}, {3, 4}) self.assertSequenceEqual([x.id for x in query], [3, 4])
query = DumbCategory.objects.filter( query = DumbCategory.objects.filter(
id__in=DumbCategory.objects.order_by("-id")[1:3] id__in=DumbCategory.objects.order_by("-id")[1:3]
)[1:3] ).order_by("id")[1:3]
self.assertEqual({x.id for x in query}, {3}) self.assertSequenceEqual([x.id for x in query], [3])
query = DumbCategory.objects.filter( query = DumbCategory.objects.filter(
id__in=DumbCategory.objects.order_by("-id")[2:] id__in=DumbCategory.objects.order_by("-id")[2:]
)[1:] ).order_by("id")[1:]
self.assertEqual({x.id for x in query}, {2}) self.assertSequenceEqual([x.id for x in query], [2])
def test_related_sliced_subquery(self): def test_related_sliced_subquery(self):
""" """