code: def setUp(self):
      self.patcher = patch(
          "streamlit.runtime.state.query_params_proxy.get_session_state",
          MagicMock(
              return_value=_create_mock_session_state(
                  initial_query_params_values={"test": "value"}
              )
          ),
      )
      self.mock_get_session_state = self.patcher.start()
      self.query_params_proxy = QueryParamsProxy()
  
imports: import unittest
  from typing import Dict, List, Union
  from unittest.mock import MagicMock, patch
  import pytest
  from streamlit.runtime.state.query_params import QueryParams
  from streamlit.runtime.state.query_params_proxy import QueryParamsProxy
  from streamlit.runtime.state.safe_session_state import SafeSessionState
  from streamlit.runtime.state.session_state import SessionState
label_desc: Use image node_id 1 for calling the TestQueryParamsProxy obj's underlying member method code with example usage: obj.setUp() without return types