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Refs #32508 -- Raised TypeError instead of using "assert" on unsupported operations for sliced querysets.

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Mariusz Felisiak 2021-03-10 09:16:28 +01:00 • committed by GitHub
parent 6f5dbe9dbe
commit ba9a2b7544
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9 changed files with 60 additions and 30 deletions
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5
tests/distinct_on_fields/tests.py
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@ -98,6 +98,11 @@ class DistinctOnTests(TestCase):
c2 = c1.distinct('pk')
self.assertNotIn('OUTER JOIN', str(c2.query))
def test_sliced_queryset(self):
msg = 'Cannot create distinct fields once a slice has been taken.'
with self.assertRaisesMessage(TypeError, msg):
Staff.objects.all()[0:5].distinct('name')
def test_transform(self):
new_name = self.t1.name.upper()
self.assertNotEqual(self.t1.name, new_name)