diff --git a/tests/modeltests/delete/tests.py b/tests/modeltests/delete/tests.py
index 99981df018..0a3ddcfc2e 100644
--- a/tests/modeltests/delete/tests.py
+++ b/tests/modeltests/delete/tests.py
@@ -230,8 +230,12 @@ class DeletionTests(TestCase):
         models.signals.post_delete.disconnect(log_pre_delete)
 
     def test_relational_post_delete_signals_happen_before_parent_object(self):
+        deletions = []
+
         def log_post_delete(instance, **kwargs):
             self.assertTrue(R.objects.filter(pk=instance.r_id))
+            self.assertEquals(type(instance), S)
+            deletions.append(instance.id)
 
         r = R.objects.create(pk=1)
         S.objects.create(pk=1, r=r)
@@ -243,6 +247,9 @@ class DeletionTests(TestCase):
         finally:
             models.signals.post_delete.disconnect(log_post_delete)
 
+        self.assertEquals(len(deletions), 1)
+        self.assertEquals(deletions[0], 1)
+
     @skipUnlessDBFeature("can_defer_constraint_checks")
     def test_can_defer_constraint_checks(self):
         u = User.objects.create(