def METHOD_NAME() -> None:
    # make sure the running config is empty
    Config.running_config.data.clear()
    config = Config("dummy", "dummy")
    KubernetesCollectorPlugin.add_config(config)
    config.init_default_config()
    k8s: K8sConfig = config.k8s
    assert k8s.configs == []
    assert k8s.config_files == []
    assert k8s.collect == []
    assert k8s.no_collect == []
    assert k8s.pool_size == num_default_threads()
    assert k8s.fork_process is False