code: def test_cached_property_invalidates_on_auth_failure(self, mock_hvac):
      mock_client = mock.MagicMock()
      mock_hvac.Client.return_value = mock_client
  
      vault_client = _VaultClient(
          auth_type="radius",
          radius_host="radhost",
          radius_port=8110,
          radius_secret="pass",
          kv_engine_version=1,
          url="http://localhost:8180",
      )
  
      # Assert that the original mock_client is returned
      assert vault_client.client == mock_client
  
      # Prove that the mock_client is cached by changing the return
      # value, but still receive the original mock client
      mock_client_2 = mock.MagicMock()
      mock_hvac.Client.return_value = mock_client_2
      assert vault_client.client == mock_client
      mock_client.is_authenticated.return_value = False
      # assert that when the client is not authenticated the cache
      # is invalidated, therefore returning the second client
      assert vault_client.client == mock_client_2
  
imports: from __future__ import annotations
  from unittest import mock
  from unittest.mock import mock_open, patch
  import pytest
  from hvac.exceptions import InvalidPath, VaultError
  from requests import Session
  from requests.adapters import HTTPAdapter
  from urllib3.util import Retry
  from airflow.providers.hashicorp._internal_client.vault_client import _VaultClient
label_desc: Use image node_id 59 for calling the TestVaultClient obj's underlying member method code with example usage: obj.test_cached_property_invalidates_on_auth_failure(mock_hvac) without return types