def METHOD_NAME(self):
    self.args += [
        "--grid",
        "GLOBAL_MERCATOR",
        "--dest",
        self.dest,
        "--levels",
        "0",
        "--source",
        "tms_cache",
    ]
    with capture() as (out, err):
        export_command(self.args)
    assert os.listdir(self.dest) == ["tile_locks"]