code: def test_given_server_with_auth_expect_error_info_response(self):
      response = self.fetch("/info")
      self.assertEqual(response.code, 401)
  
imports: import base64
  import json
  import os
  from tabpy.tabpy_server.app.app import TabPyApp
  from tabpy.tabpy_server.app.app_parameters import SettingsParameters
  import tempfile
  from tornado.testing import AsyncHTTPTestCase
label_desc: Use image node_id 2 for calling the TestServiceInfoHandlerWithAuth obj's underlying member method code with example usage: obj.test_given_server_with_auth_expect_error_info_response() without return types