def METHOD_NAME(uln_auth_instance, cfg_parser):
    """
    Test partial credentials ULN found
    """
    cfg_parser.cfg = {"username": "Darth Vader"}
    with patch("configparser.ConfigParser", cfg_parser):
        with pytest.raises(AssertionError) as exc:
            uln_auth_instance.get_credentials()
        assert "Credentials were not found in the configuration" in str(exc)
    cfg_parser.cfg["password"] = "something"
    del cfg_parser.cfg["username"]
    with patch("configparser.ConfigParser", cfg_parser):
        with pytest.raises(AssertionError) as exc:
            uln_auth_instance.get_credentials()
        assert "Credentials were not found in the configuration" in str(exc)