code: def test_query_no_values():
      url = "/items/"
      response = client.get(url)
      assert response.status_code == 200, response.text
      assert response.json() == {"q": []}
  
imports: from fastapi.testclient import TestClient
  from docs_src.query_params_str_validations.tutorial013_an import app
label_desc: Use image node_id 2 for calling a global function with example usage: test_query_no_values() without return types