          validator = FormValidator(self.MockFormView())
          self.validation_failed_due_to_field_error_returns_appropriate_message(validator)
  
      def test_validation_failed_due_to_invalid_field_returns_appropriate_message(self):
          validator = FormValidator(self.MockFormView())
          self.validation_failed_due_to_invalid_field_returns_appropriate_message(validator)
  
      def test_validation_failed_due_to_multiple_errors_returns_appropriate_message(self):
          validator = FormValidator(self.MockFormView())
          self.validation_failed_due_to_multiple_errors_returns_appropriate_message(validator)
 
</s> remove         validator = FormValidator(self.MockFormView())
 </s> add         validator = self.MockFormResource(self.MockFormView()) </s> remove         validator = FormValidator(self.MockFormView())
 </s> add         validator = self.MockFormResource(self.MockFormView()) </s> remove     # Same tests on ModelFormValidtionMixin
 </s> add     # Same tests on ModelResource </s> remove         validator = ModelFormValidator(self.MockModelFormView())
 </s> add         validator = self.MockModelResource(self.MockModelFormView()) </s> remove         validator = ModelFormValidator(self.MockModelFormView())
 </s> add         validator = self.MockModelResource(self.MockModelFormView())
        validator = self.MockFormResource(self.MockFormView())
          validator = FormValidator(self.MockFormView())
          self.validation_failed_due_to_field_error_returns_appropriate_message(validator)
  
      def test_validation_failed_due_to_invalid_field_returns_appropriate_message(self):
        validator = self.MockFormResource(self.MockFormView())
          self.validation_failed_due_to_invalid_field_returns_appropriate_message(validator)
  
      def test_validation_failed_due_to_multiple_errors_returns_appropriate_message(self):
          validator = FormValidator(self.MockFormView())
          self.validation_failed_due_to_multiple_errors_returns_appropriate_message(validator)
keep keep keep keep replace keep keep keep keep keep
 validators tests -> resources tests 
djangorestframework/tests/validators.py