code: def test_hidden_query():
      response = client.get("/items?hidden_query=somevalue")
      assert response.status_code == 200, response.text
      assert response.json() == {"hidden_query": "somevalue"}
  
imports: from fastapi.testclient import TestClient
  from docs_src.query_params_str_validations.tutorial014 import app
label_desc: Use image node_id 1 for calling a global function with example usage: test_hidden_query() without return types