Method test_ticket6074

tests/queries/tests.py:311–315

(self)

        )

    def test_ticket6074(self):
        # Merging two empty result sets shouldn't leave a queryset with no
        # constraints (which would match everything).
        self.assertSequenceEqual(Author.objects.filter(Q(id__in=[])), [])
        self.assertSequenceEqual(Author.objects.filter(Q(id__in=[]) | Q(id__in=[])), [])

    def test_tickets_1878_2939(self):
        self.assertEqual(Item.objects.values("creator").distinct().count(), 3)