Refs #18414 -- Added tests for selected columns of sliced distinct querysets.

This commit is contained in:
mgaligniana 2022-04-12 08:13:21 +02:00 committed by Mariusz Felisiak
parent 06ebaa9e28
commit d2263b7b87
1 changed files with 8 additions and 0 deletions

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@ -2226,6 +2226,14 @@ class ExistsSql(TestCase):
self.assertNotIn(id, qstr)
self.assertNotIn(name, qstr)
def test_sliced_distinct_exists(self):
with CaptureQueriesContext(connection) as captured_queries:
self.assertIs(Article.objects.distinct()[1:3].exists(), False)
self.assertEqual(len(captured_queries), 1)
captured_sql = captured_queries[0]["sql"]
self.assertIn(connection.ops.quote_name("id"), captured_sql)
self.assertIn(connection.ops.quote_name("name"), captured_sql)
def test_ticket_18414(self):
Article.objects.create(name="one", created=datetime.datetime.now())
Article.objects.create(name="one", created=datetime.datetime.now())