assertEquals("ftp://123.123.123.123/ccc.txt", ftpInfo.toUrl("/aaa/../ccc.txt"));

        value = "ftp://123.123.123.123/test test.txt";
        ftpInfo = new FtpClient.FtpInfo(value, Constants.UTF_8);
        assertEquals(value, ftpInfo.toUrl());
        assertEquals("123.123.123.123:21", ftpInfo.getCacheKey());
        assertEquals("123.123.123.123", ftpInfo.getHost());