      # List of parsers the resource can parse the request with.
      parsers = ( parsers.JSONParser,
                  parsers.FormParser,
                  parsers.MultipartParser )
      
      # List of all authenticating methods to attempt.
      authenticators = ( authenticators.UserLoggedInAuthenticator,
                         authenticators.BasicAuthenticator )
  
      # Optional form for input validation and presentation of HTML formatted responses.
 
</s> remove class Resource(EmitterMixin, AuthMixin, FormValidatorMixin, RequestMixin, View):
 </s> add class Resource(EmitterMixin, AuthMixin, RequestMixin, View): </s> remove class ModelResource(Resource, ModelFormValidatorMixin):
 </s> add class ModelResource(Resource): </s> remove         form_instance = None
 </s> add         form_instance = getattr(resource, 'bound_form_instance', None) </s> remove         self.validation_failed_due_to_multiple_errors_returns_appropriate_message(self.MockModelFormValidator())


class TestModelFormValidator(TestCase):
    """Tests specific to ModelFormValidatorMixin"""
    
    def setUp(self):
        """Create a validator for a model with two fields and a property."""    
        class MockModel(models.Model):
            qwerty = models.CharField(max_length=256)
            uiop = models.CharField(max_length=256, blank=True)
            
            @property
            def readonly(self):
                return 'read only'
            
        class MockValidator(ModelFormValidatorMixin):
            model = MockModel
       
        self.MockValidator = MockValidator


    def test_property_fields_are_allowed_on_model_forms(self):
        """Validation on ModelForms may include property fields that exist on the Model to be included in the input."""
        content = {'qwerty':'example', 'uiop': 'example', 'readonly': 'read only'}
        self.assertEqual(self.MockValidator().validate(content), content)

    def test_property_fields_are_not_required_on_model_forms(self):
        """Validation on ModelForms does not require property fields that exist on the Model to be included in the input."""
        content = {'qwerty':'example', 'uiop': 'example'}
        self.assertEqual(self.MockValidator().validate(content), content)

    def test_extra_fields_not_allowed_on_model_forms(self):
        """If some (otherwise valid) content includes fields that are not in the form then validation should fail.
        It might be okay on normal form submission, but for Web APIs we oughta get strict, as it'll help show up
        broken clients more easily (eg submitting content with a misnamed field)"""
        content = {'qwerty': 'example', 'uiop':'example', 'readonly': 'read only', 'extra': 'extra'} 
        self.assertRaises(ResponseException, self.MockValidator().validate, content)
    
    def test_validate_requires_fields_on_model_forms(self):
        """If some (otherwise valid) content includes fields that are not in the form then validation should fail.
        It might be okay on normal form submission, but for Web APIs we oughta get strict, as it'll help show up
        broken clients more easily (eg submitting content with a misnamed field)"""
        content = {'readonly': 'read only'} 
        self.assertRaises(ResponseException, self.MockValidator().validate, content)
    
    def test_validate_does_not_require_blankable_fields_on_model_forms(self):
        """Test standard ModelForm validation behaviour - fields with blank=True are not required."""
        content = {'qwerty':'example', 'readonly': 'read only'}
        self.MockValidator().validate(content)
    
    def test_model_form_validator_uses_model_forms(self):
        self.assertTrue(isinstance(self.MockValidator().get_bound_form(), forms.ModelForm))
 </s> add         validator = ModelFormValidator(self.MockModelFormView())
        self.validation_failed_due_to_multiple_errors_returns_appropriate_message(validator)


# class TestModelFormValidator(TestCase):
#     """Tests specific to ModelFormValidatorMixin"""
#     
#     def setUp(self):
#         """Create a validator for a model with two fields and a property."""    
#         class MockModel(models.Model):
#             qwerty = models.CharField(max_length=256)
#             uiop = models.CharField(max_length=256, blank=True)
#             
#             @property
#             def readonly(self):
#                 return 'read only'
#             
#         class MockValidator(ModelFormValidatorMixin):
#             model = MockModel
#        
#         self.MockValidator = MockValidator
# 
# 
#     def test_property_fields_are_allowed_on_model_forms(self):
#         """Validation on ModelForms may include property fields that exist on the Model to be included in the input."""
#         content = {'qwerty':'example', 'uiop': 'example', 'readonly': 'read only'}
#         self.assertEqual(self.MockValidator().validate(content), content)
# 
#     def test_property_fields_are_not_required_on_model_forms(self):
#         """Validation on ModelForms does not require property fields that exist on the Model to be included in the input."""
#         content = {'qwerty':'example', 'uiop': 'example'}
#         self.assertEqual(self.MockValidator().validate(content), content)
# 
#     def test_extra_fields_not_allowed_on_model_forms(self):
#         """If some (otherwise valid) content includes fields that are not in the form then validation should fail.
#         It might be okay on normal form submission, but for Web APIs we oughta get strict, as it'll help show up
#         broken clients more easily (eg submitting content with a misnamed field)"""
#         content = {'qwerty': 'example', 'uiop':'example', 'readonly': 'read only', 'extra': 'extra'} 
#         self.assertRaises(ResponseException, self.MockValidator().validate, content)
#     
#     def test_validate_requires_fields_on_model_forms(self):
#         """If some (otherwise valid) content includes fields that are not in the form then validation should fail.
#         It might be okay on normal form submission, but for Web APIs we oughta get strict, as it'll help show up
#         broken clients more easily (eg submitting content with a misnamed field)"""
#         content = {'readonly': 'read only'} 
#         self.assertRaises(ResponseException, self.MockValidator().validate, content)
#     
#     def test_validate_does_not_require_blankable_fields_on_model_forms(self):
#         """Test standard ModelForm validation behaviour - fields with blank=True are not required."""
#         content = {'qwerty':'example', 'readonly': 'read only'}
#         self.MockValidator().validate(content)
#     
#     def test_model_form_validator_uses_model_forms(self):
#         self.assertTrue(isinstance(self.MockValidator().get_bound_form(), forms.ModelForm))
    # List of validators to validate, cleanup and type-ify the request content    
    validators = (validators.FormValidator,)

      # List of parsers the resource can parse the request with.
      parsers = ( parsers.JSONParser,
                  parsers.FormParser,
                  parsers.MultipartParser )
    # List of validators to validate, cleanup and type-ify the request content    
    validators = (validators.FormValidator,)

      # List of all authenticating methods to attempt.
      authenticators = ( authenticators.UserLoggedInAuthenticator,
                         authenticators.BasicAuthenticator )
  
      # Optional form for input validation and presentation of HTML formatted responses.
keep keep keep keep replace keep keep keep keep keep
 Lots of validator tests passing after refactor 
djangorestframework/resource.py