code: def setup_method(self):
      self.conn = conn = mock.MagicMock()
      self.conn.host = "host"
      self.conn.port = "1000"
      self.conn.extra_dejson = {}
  
      class PinotAdminHookTest(PinotAdminHook):
          def get_connection(self, conn_id):
              return conn
  
      self.db_hook = PinotAdminHookTest()
  
imports: from __future__ import annotations
  import os
  import subprocess
  from io import BytesIO
  from unittest import mock
  import pytest
  from airflow.exceptions import AirflowException
  from airflow.providers.apache.pinot.hooks.pinot import PinotAdminHook, PinotDbApiHook
label_desc: Use image node_id 1 for calling the TestPinotAdminHook obj's underlying member method code with example usage: obj.setup_method() and returns: conn