def test__date_validation(self):
     story = Story()
     story.day = 29
     story.month = 2
     story.year = 2013
     with self.assertRaises(ValidationError):
         story.clean()
 def test_unknown_date_fields(self):
     story = Story()
     story.day = 0
     story.month = 0
     story.year = 2000
     story.clean()
     self.assertEquals(story.day, 0)
     self.assertEquals(story.month, 0)
     self.assertEquals(story.year, 2000)