Commit 478a4e22 authored by Alex Gaynor's avatar Alex Gaynor
Browse files

[1.2.X] Added a test for using an `__in` lookup with a ValueListQueryset from... 

[1.2.X] Added a test for using an `__in` lookup with a ValueListQueryset from a none() call.  Refs #14622. Backport of [14568].

git-svn-id: http://code.djangoproject.com/svn/django/branches/releases/1.2.X@14569 bcc190cf-cafb-0310-a4f2-bffc1f526a37
parent bfab7522

tests/regressiontests/queries/tests.py

+9 −3
Original line number Diff line number Diff line
@@ -1430,15 +1430,21 @@ class CloneTests(TestCase): 


class EmptyQuerySetTests(TestCase):

    def test_emptyqueryset_values(self):

        # #14366 -- calling .values() on an EmptyQuerySet and then cloning that

        # should not cause an error

        self.assertEqual(list(Number.objects.none().values('num').order_by('num')), [])

        # #14366 -- Calling .values() on an EmptyQuerySet and then cloning that

        # should not cause an error"

        self.assertQuerysetEqual(

            Number.objects.none().values('num').order_by('num'), []

        )



    def test_values_subquery(self):

        self.assertQuerysetEqual(

            Number.objects.filter(pk__in=Number.objects.none().values("pk")),

            []

        )

        self.assertQuerysetEqual(

            Number.objects.filter(pk__in=Number.objects.none().values_list("pk")),

            []

        )





class WeirdQuerysetSlicingTests(BaseQuerysetTest):