def METHOD_NAME():
    instance = {'auth_type': 'kerberos', 'kerberos_cache': '/test/file'}
    init_config = {}
    http = RequestsWrapper(instance, init_config)
    assert os.environ.get('KRB5CCNAME') is None
    with mock.patch('requests.get', side_effect=lambda *args, **kwargs: MockResponse(os.environ.get('KRB5CCNAME', ''))):
        response = http.get('https://www.google.com')
        assert response.text == '/test/file'
    assert os.environ.get('KRB5CCNAME') is None