code: def test_mongo_to_object(self):
      self.adapter.create(text="Hello", in_response_to="Hi")
      statement_data = self.adapter.statements.find_one(
          {"text": "Hello"}
      )
  
      obj = self.adapter.mongo_to_object(statement_data)
  
      self.assertEqual(type(obj), Statement)
      self.assertEqual(obj.text, "Hello")
      self.assertEqual(obj.in_response_to, "Hi")
      self.assertEqual(obj.id, statement_data["_id"])
  
imports: from unittest import TestCase
  from chatterbot.storage import MongoDatabaseAdapter
  from chatterbot.conversation import Statement
label_desc: Use image node_id 9 for calling the MongoDatabaseAdapterTestCase obj's underlying member method code with example usage: obj.test_mongo_to_object() without return types