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Code Issues 32 Releases Wiki Activity

[3.2.x] Refs #32455 -- Added tests for left combining an empty Q() with boolean expressions.

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Backport of efce21497cc21140c5fe2b133064cd815c97b3f5 from master
This commit is contained in:
Mariusz Felisiak 2021-02-18 21:32:38 +01:00
parent 0e2979e95d
commit 732cf4c5b4
1 changed files with 12 additions and 0 deletions
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12
tests/expressions/tests.py
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@ -804,6 +804,18 @@ class BasicExpressionsTests(TestCase):
[self.example_inc.ceo, self.max], [self.example_inc.ceo, self.max],
) )
def test_boolean_expression_combined_with_empty_Q(self):
is_poc = Company.objects.filter(point_of_contact=OuterRef('pk'))
self.gmbh.point_of_contact = self.max
self.gmbh.save()
tests = [
Exists(is_poc) & Q(),
Exists(is_poc) | Q(),
]
for conditions in tests:
with self.subTest(conditions):
self.assertCountEqual(Employee.objects.filter(conditions), [self.max])
class IterableLookupInnerExpressionsTests(TestCase): class IterableLookupInnerExpressionsTests(TestCase):
@classmethod @classmethod