Added test for intersection() when combining with a queryset raising EmptyResultSet.
@@ -46,9 +46,13 @@ class QuerySetSetOperationTests(TestCase):
def test_intersection_with_empty_qs(self):
qs1 = Number.objects.all()
qs2 = Number.objects.none()
+ qs3 = Number.objects.filter(pk__in=[])
self.assertEqual(len(qs1.intersection(qs2)), 0)
+ self.assertEqual(len(qs1.intersection(qs3)), 0)
self.assertEqual(len(qs2.intersection(qs1)), 0)
+ self.assertEqual(len(qs3.intersection(qs1)), 0)
self.assertEqual(len(qs2.intersection(qs2)), 0)
+ self.assertEqual(len(qs3.intersection(qs3)), 0)
@skipUnlessDBFeature('supports_select_difference')
def test_difference_with_empty_qs(self):
