def METHOD_NAME():
    from jans.pycloudlib.cli.encoding import decode_string
    runner = CliRunner()
    with runner.isolated_filesystem():
        with open("salt.txt", "w") as f:
            f.write("2CG9qwCzH5haWXXuUIUe4wFT")
        result = runner.invoke(
            decode_string,
            ["4rl2tJEQFkY=", "--salt-file", "salt.txt"],
        )
        assert result.exit_code == 0
        assert result.output.strip() == "secret"