Ticket #10572: defer-inheritance.diff

tests/regressiontests/defer_regress/models.py

@@ -30 +30 @@
     def __unicode__(self):
         return self.name
 
+class Place(models.Model):
+    name = models.CharField(max_length=50)
+
+    def __unicode__(self):
+        return self.name
+
+class Restaurant(Place):
+    serves_pizza = models.BooleanField()
+
 __test__ = {"regression_tests": """
 Deferred fields should really be deferred and not accidentally use the field's
 default value just because they aren't passed to __init__.
@@ -91 +100 @@
 >>> Leaf.objects.select_related().only("child__name", "second_child__name")
 [<Leaf_Deferred_name_value: l1>]
 
+>>> _ = Restaurant.objects.create(name="The Art of Pizza", serves_pizza=True)
+>>> r = Restaurant.objects.defer('name').get()
+>>> r.save()
+
 """
 }