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Code Issues 25 Releases Wiki Activity

Refs #27849 -- Added test for filtered aggregates with empty conditions.

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Simon Charette 2022-11-07 08:57:40 +01:00 committed by Mariusz Felisiak
parent 123b1d3fcf
commit 77cf70ea96
1 changed files with 13 additions and 0 deletions
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13
tests/aggregation/test_filter_argument.py
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@ -192,3 +192,16 @@ class FilteredAggregateTests(TestCase):
), ),
) )
self.assertEqual(aggregate, {"max_rating": 4.5}) self.assertEqual(aggregate, {"max_rating": 4.5})
def test_filtered_aggregate_empty_condition(self):
book = Book.objects.annotate(
authors_count=Count(
"authors",
filter=Q(authors__in=[]),
),
).get(pk=self.b1.pk)
self.assertEqual(book.authors_count, 0)
aggregate = Book.objects.aggregate(
max_rating=Max("rating", filter=Q(rating__in=[]))
)
self.assertEqual(aggregate, {"max_rating": None})