Ticket #7853: 7853-r8016-tests.diff

regressiontests/model_inheritance_regress/models.py

@@ -49 +49 @@
 class Child(Parent):
     name = models.CharField(max_length=10)
 
+class SelfRefParent(models.Model):
+    parent_data = models.IntegerField()
+    self_data = models.ForeignKey('self', null=True)
+    
+class SelfRefChild(SelfRefParent):
+    child_data = models.IntegerField()
+    
 __test__ = {'API_TESTS':"""
 # Regression for #7350, #7202
 # Check that when you create a Parent object with a specific reference to an
@@ -159 +166 @@
 ...
 DoesNotExist: ItalianRestaurant matching query does not exist.
 
+# Regression test for #7853
+# If the parent class has a self-referential link, 
+# hilarity ensues during deletion of a child object
+
+>>> obj = SelfRefChild.objects.create(child_data=37, parent_data=42)
+>>> obj.delete()
+
 """}