*/

    private static final NameServiceClient CLIENT = new NameServiceClient();

    private static final int DEFAULT_CACHE_POLICY = 30;
    private static final int CACHE_POLICY = Config.getInt("jcifs.smb1.netbios.cachePolicy", DEFAULT_CACHE_POLICY);
    private static final int FOREVER = -1;
    private static int nbnsIndex = 0;

    private static final HashMap ADDRESS_CACHE = new HashMap();

     * @param off
     * @param tot
     * @return
     * @throws IOException
     */
    private int sendFragments(final DcerpcMessage msg, final byte[] out, final NdrBuffer buf) throws IOException {
        int off = 0;
        final int tot = buf.getLength() - 24;
        while (off < tot) {
            int fragSize = tot - off;
            if (24 + fragSize > this.max_xmit) {
                // need fragementation

        markPos = pos;
    }

    public void next() {
        next(1);
    }

    public void next(int n) {
        pos += n;
    }

    public boolean lookingAt(char c) {
        return input.charAt(pos) == c;
    }

    public boolean lookingAt(CharSequence prefix) {
        int i = 0;
        int cpos = pos;
        while (i < prefix.length() && cpos < input.length()) {

    getMap()
        .replaceAll(
            (K k, V v) -> {
              int index = keys().asList().indexOf(k);
              return values().asList().get(index + 1);
            });
    List<Entry<K, V>> expectedEntries = new ArrayList<>();
    for (Entry<K, V> entry : getSampleEntries()) {
      int index = keys().asList().indexOf(entry.getKey());

     */
    private static byte[] newBuffer(int length) {
        // initialise with distinct pattern to detect unused trailing bytes
        byte[] buf = new byte[length];
        Arrays.fill(buf, (byte) 0xFF);
        return buf;
    }

    @Test
    @DisplayName("constructor initialises command and parameters correctly")
    void testConstructorInitialisesFields() throws Exception {
        int level = 42;

 */
fun <T, R> splitIntoBuckets(
    list: LinkedList<T>,
    toIntFunction: (T) -> Int,
    largeElementSplitFunction: (T, Int) -> List<R>,
    smallElementAggregateFunction: (List<T>) -> R,
    expectedBucketNumber: Int,
    maxNumberInBucket: Int,
    noElementSplitFunction: (Int) -> List<R> = { throw IllegalArgumentException("More buckets than things to split") },

     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#writeBytesWireFormat(byte[], int)
     */
    @Override
    protected int writeBytesWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        SMBUtil.writeInt2(24, dst, dstIndex);
        SMBUtil.writeInt2(this.closeFlags, dst, dstIndex + 2);
        dstIndex += 4;
        dstIndex += 4; // Reserved

    /**
     * Mock HttpURLConnection that simulates a HEAD request with configurable status code.
     */
    class HeadMockHttpURLConnection extends HttpURLConnection {
        private final int statusCode;

        HeadMockHttpURLConnection(URL u, int statusCode) {
            super(u);
            this.statusCode = statusCode;
            this.method = "HEAD";
        }

        @Override
        public void disconnect() {

    // Hash algorithm constants
    public static final int HASH_ALGO_SHA512 = PreauthIntegrityNegotiateContext.HASH_ALGO_SHA512;

    // Default configuration
    private static final int DEFAULT_HASH_ALGORITHM = HASH_ALGO_SHA512;
    private static final int SALT_SIZE = 32; // 32 bytes as per SMB 3.1.1 spec
    private static final int HASH_SIZE_SHA512 = 64; // SHA-512 produces 64-byte hashes

        final CrawlerWebServer server = new CrawlerWebServer(0);
        server.start();

        final String url = "http://localhost:" + server.getPort() + "/";
        try {
            final int maxCount = 50;
            final int numOfThread = 10;

            final File file = File.createTempFile("crawler-", "");
            file.delete();
            file.mkdirs();
            file.deleteOnExit();