def METHOD_NAME(
    large_dict_config: Any, key: str, force_add: bool, benchmark: Any
) -> None:
    cfg = copy.deepcopy(large_dict_config)  # this test modifies the config
    if force_add:
        OmegaConf.set_struct(cfg, True)
    def recursive_is_struct(node: Any) -> None:
        if OmegaConf.is_config(node):
            OmegaConf.is_struct(node)
            for val in node.values():
                recursive_is_struct(val)
    recursive_is_struct(cfg)
    benchmark(OmegaConf.update, cfg, key, 10, force_add=force_add)