data = "<img src=\"http://example/foo.jpg\" width=\"x\" height=\"x\">";
        assertNull(transformer.getThumbnailUrl(responseData, getDocument(data)));

        data = "<img src=\"http://example/foo.jpg\" width=\"10\" height=\"100\">";
        assertNull(transformer.getThumbnailUrl(responseData, getDocument(data)));

        data = "<img src=\"http://example/foo.jpg\" width=\"100\" height=\"10\">";

                final Integer height = getAttributeAsInteger(attributes, "height");
                final Integer width = getAttributeAsInteger(attributes, "width");
                if (!fessConfig.isThumbnailHtmlImageUrl(thumbnailUrl)) {
                    continue;
                }
                if (height != null && width != null) {
                    try {

        verifyArcfourHMAC(17, expect, data, key);
    }



    @Test
    public void testAES128Checksum () throws GeneralSecurityException {
        String data = "eight nine ten eleven twelve thirteen";
        String key = "9062430C8CDA3388922E6D6A509F5B7A";
        String expect = "01A4B088D45628F6946614E3";
        verifyAESHMAC(3, expect, key, data.getBytes(StandardCharsets.US_ASCII));