def METHOD_NAME(client, auth_creds, salt_auto_account):
    """
    Test executing master_call with lowdata
    The choice of using key.list_all for this is arbitrary and should be
    changed to some mocked function that is more testing friendly.
    """
    low = {"client": "wheel", "fun": "key.list_all", "print_event": False, **auth_creds}
    ret = client.master_call(**low)
    assert ret
    assert "data" in ret
    data = ret["data"]
    assert data["success"] is True
    assert data["user"] == salt_auto_account.username
    assert data["fun"] == "wheel.key.list_all"
    assert data["return"]
    assert data["return"]["local"] == ["master.pem", "master.pub"]