def METHOD_NAME():
    """test operation of spacestart()"""
    assert decoration.spacestart("  Start") == "  "
    assert decoration.spacestart("\u0020\u00a0Start") == "\u0020\u00a0"
    # non-breaking space
    assert decoration.spacestart("\u00a0\u202fStart") == "\u00a0\u202f"
    # Some exotic spaces
    assert (
        decoration.spacestart(
            "\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200aStart"
        )
        == "\u2000\u2001\u2002\u2003\u2004\u2005\u2006\u2007\u2008\u2009\u200a"
    )