code: def test_security_http_bearer_incorrect_scheme_credentials():
      response = client.get(
          "/users/me", headers={"Authorization": "Basic notreally"}
      )
      assert response.status_code == 403, response.text
      assert response.json() == {
          "detail": "Invalid authentication credentials"
      }
  
imports: from fastapi import FastAPI, Security
  from fastapi.security import HTTPAuthorizationCredentials, HTTPBearer
  from fastapi.testclient import TestClient
label_desc: Use image node_id 4 for calling a global function with example usage: test_security_http_bearer_incorrect_scheme_credentials() without return types