class_docstr: Test the object Wrapper mixin utility
class_docstr_tok: ["Test","the","object","Wrapper","mixin","utility"]
docstr: Asssert that local wrapper methods are called
docstr_tok: ["Asssert","that","local","wrapper","methods","are","called"]
code: def test_wrapper_methods(self):
      """
      Asssert that local wrapper methods are called
      """
      obj = WrappedEstimator()
  
      # Assert that all the wrapper methods are called
      assert obj.draw()
      assert obj.foo(2, 2) == 4
      assert obj.estimator is not None
  
imports: import pytest
  from unittest import mock
  from yellowbrick.base import Visualizer
  from yellowbrick.utils.wrapper import *
  from yellowbrick.exceptions import YellowbrickAttributeError, YellowbrickTypeError
  from sklearn.naive_bayes import MultinomialNB
  from sklearn.naive_bayes import GaussianNB
label_desc: Use image node_id 1 for calling the TestWrapper obj's underlying member method code with example usage: obj.test_wrapper_methods() without return types