          f = OptionalImageFileForm(
              data={'description': 'And a final one'},
              files={'image': SimpleUploadedFile('test4.png', image_data2)}
          )
          self.assertEqual(f.is_valid(), True)
          instance = f.save()
          self.assertEqual(instance.image.name, 'tests/test4.png')
          self.assertEqual(instance.width, 48)
          self.assertEqual(instance.height, 32)
          instance.delete()
 
</s> remove         self.assertEqual(f.is_valid(), True)
 </s> add         self.assertTrue(f.is_valid()) </s> remove         self.assertEqual(f.is_valid(), True)
 </s> add         self.assertTrue(f.is_valid()) </s> remove         self.assertEqual(f.is_valid(), True)
 </s> add         self.assertTrue(f.is_valid()) </s> remove         self.assertEqual(f.is_valid(), True)
 </s> add         self.assertTrue(f.is_valid()) </s> remove         self.assertEqual(f.is_valid(), True)
 </s> add         self.assertTrue(f.is_valid())
        self.assertTrue(f.is_valid())
          f = OptionalImageFileForm(
              data={'description': 'And a final one'},
              files={'image': SimpleUploadedFile('test4.png', image_data2)}
          )
        self.assertTrue(f.is_valid())
          instance = f.save()
          self.assertEqual(instance.image.name, 'tests/test4.png')
          self.assertEqual(instance.width, 48)
          self.assertEqual(instance.height, 32)
          instance.delete()
keep keep keep keep replace keep keep keep keep keep
 Fixed #6103 -- Splitted tests in model_forms tests 
tests/model_forms/tests.py