diff git a/tests/regressiontests/forms/models.py b/tests/regressiontests/forms/models.py
index f4f8607..0f55170 100644
a

b


1  1  from django.db import models 
2  2  
3   class BoundaryModel(models.Model): 
 3  class BoundaryModel(models.Model): 
4  4  positive_integer = models.PositiveIntegerField(null=True, blank=True) 
5   
 5  
 6  class ForeignKeyModel(models.Model): 
 7  foreign_key = models.ForeignKey('self', null=True, blank=True) 
 8  
6  9  __test__ = {'API_TESTS': """ 
7  10  >>> from django.newforms import form_for_model 
8  11  
9  12  # Boundary conditions on a PostitiveIntegerField ######################### 
10   >>> BoundaryForm = form_for_model(BoundaryModel) 
11   >>> f = BoundaryForm({'positive_integer':100}) 
12   >>> f.is_valid() 
 13  >>> BoundaryForm = form_for_model(BoundaryModel) 
 14  >>> f = BoundaryForm({'positive_integer':100}) 
 15  >>> f.is_valid() 
13  16  True 
14   >>> f = BoundaryForm({'positive_integer':0}) 
15   >>> f.is_valid() 
 17  >>> f = BoundaryForm({'positive_integer':0}) 
 18  >>> f.is_valid() 
16  19  True 
17   >>> f = BoundaryForm({'positive_integer':100}) 
18   >>> f.is_valid() 
 20  >>> f = BoundaryForm({'positive_integer':100}) 
 21  >>> f.is_valid() 
19  22  False 
20  23  
21   """} 
22   No newline at end of file 
 24  >>> from django.newforms import form_for_instance 
 25  >>> fk1 = ForeignKeyModel() 
 26  >>> fk1.save() 
 27  >>> fk2 = ForeignKeyModel(foreign_key=fk1) 
 28  >>> fk2.save() 
 29  >>> fk2.foreign_key == fk1 
 30  True 
 31  >>> Form = form_for_instance(fk1, formfield_callback=lambda f, initial: f.formfield(initial=initial)) 
 32  >>> f = Form() 
 33  >>> f.is_valid() 
 34  False 
 35  >>> f = Form({'foreign_key': fk1.pk}) 
 36  >>> f.is_valid() 
 37  True 
 38  >>> f.errors 
 39  {} 
 40  """} 