code: def test_post_uploadfile_no_body():
      response = client.post("/uploadfile/")
      assert response.status_code == 200, response.text
      assert response.json() == {"message": "No upload file sent"}
  
imports: from dirty_equals import IsDict
  from fastapi.testclient import TestClient
  from docs_src.request_files.tutorial001_02 import app
label_desc: Use image node_id 2 for calling a global function with example usage: test_post_uploadfile_no_body() without return types