    @Test
    public void testUrlDecode() throws MyRuleException {

        Assert.assertEquals("てすとスレ", StringFunctions.urlDecode("%82%C4%82%B7%82%C6%83X%83%8C", Charset.forName("Shift_JIS")));
        Assert.assertEquals("名無し", StringFunctions.urlDecode("%96%BC%96%B3%82%B5", Charset.forName("Shift_JIS")));
        Assert.assertEquals("新規スレッド作成", StringFunctions.urlDecode("%90V%8BK%83X%83%8C%83b%83h%8D%EC%90%AC", Charset.forName("Shift_JIS")));
        Assert.assertEquals("てすと", StringFunctions.urlDecode("%82%C4%82%B7%82%C6", Charset.forName("Shift_JIS")));
        Assert.assertEquals("書き込む", StringFunctions.urlDecode("%8F%91%82%AB%8D%9E%82%DE", Charset.forName("Shift_JIS")));
    }