code: def test_create_update_validate(client, auth, path):
      auth.login()
      response = client.post(path, data={"title": "", "body": ""})
      assert "Title is required." in response.text
  
file_path: flask-sqlalchemy/examples/flaskr/tests/test_blog.py
imports: import pytest
  from flaskr import db
  from flaskr.auth.models import User
  from flaskr.blog.models import Post
label_desc: Use image node_id 7 for calling a global function with example usage: test_create_update_validate(client, auth, path) without return types