byte[] expanded = PacMac.expandNFold(string.getBytes(StandardCharsets.US_ASCII), n / 8);
        Assert.assertEquals(expect, Hexdump.toHexString(expanded).toLowerCase(Locale.ROOT));
    }



    @Test
    public void testParseSPENGOToken() throws Exception {
        /*
        negTokenInit
    mechTypes: 2 items

    }

    private boolean checkFileType(final String fileName, final String[] exts) {
        if (fileName == null) {
            return false;
        }
        final String lFileName = fileName.toLowerCase(Locale.ENGLISH);
        for (final String ext : exts) {
            if (lFileName.endsWith("." + ext)) {
                return true;
            }
        }
        return false;
    }

"")})}u()},w=function(){if(d.length){var b=d.shift();f(b.href,function(c){v(c,b.href,b.media),o[b.href]=!0,a.setTimeout(function(){w()},0)})}},x=function(){for(var b=0;b<s.length;b++){var c=s[b],e=c.href,f=c.media,g=c.rel&&"stylesheet"===c.rel.toLowerCase();e&&g&&!o[e]&&(c.styleSheet&&c.styleSheet.rawCssText?(v(c.styleSheet.rawCssText,e,f),o[e]=!0):(!/^([a-zA-Z:]*\/\/)/.test(e)&&!r||e.replace(RegExp.$1,"").split("/")[0]===a.location.host)&&("//"===e.substring(0,2)&&(e=a.location.protocol+e),d.pu...

          public String apply(String value) {
            return Ascii.toLowerCase(value);
          }
        };

    static final EntryTransformer<String, String, String> ENTRY_TRANSFORMER =
        new EntryTransformer<String, String, String>() {
          @Override
          public String transformEntry(String key, String value) {
            return Ascii.toLowerCase(value);
          }
        };
  }

    public static void forEach(final JarFile jarFile, final ClassHandler handler) {
        assertArgumentNotNull("jarFile", jarFile);
        assertArgumentNotNull("handler", handler);

        if (jarFile.getName().toLowerCase().endsWith(WAR_FILE_EXTENSION)) {
            forEach(jarFile, WEB_INF_CLASSES_PATH, handler);
        } else {
            forEach(jarFile, "", handler);
        }
    }

    /**

            dr.ttl = resp.referrals[di].ttl;
            dr.expiration = expiration;
            if (path.equals("")) {
                dr.server = resp.referrals[di].path.substring(1).toLowerCase();
            } else {
                dfsPathSplit(resp.referrals[di].node, arr);
                dr.server = arr[1];
                dr.share = arr[2];
                dr.path = arr[3];
            }

            if (value != null) {
                boolean noindex = false;
                boolean nofollow = false;
                final String content = value.getTextContent().toLowerCase(Locale.ROOT);
                if (content.contains(ROBOTS_TAG_NONE)) {
                    noindex = true;
                    nofollow = true;
                } else {

                    }
                }
            }

            for (final String s : fessConfig.getSearchlogRequestHeadersAsArray()) {
                final String key = s.replace('-', '_').toLowerCase(Locale.ENGLISH);
                Collections.list(req.getHeaders(s)).stream().forEach(v -> {
                    searchLog.addRequestHeaderValue(key, v);
                });
            }
        });

       * doing it by derivation allows us to reuse the test case definitions
       * used in other tests.
       */

      String expectedName = Ascii.toLowerCase(inputName);
      expectedName = expectedName.replaceAll("[\u3002\uFF0E\uFF61]", ".");

      if (expectedName.endsWith(".")) {
        expectedName = expectedName.substring(0, expectedName.length() - 1);
      }

    checkArgument(!token.isEmpty());
    return Ascii.toLowerCase(token);
  }

  private static String normalizeParameterValue(String attribute, String value) {
    checkNotNull(value); // for GWT
    checkArgument(ascii().matchesAllOf(value), "parameter values must be ASCII: %s", value);
    return CHARSET_ATTRIBUTE.equals(attribute) ? Ascii.toLowerCase(value) : value;
  }

  /**