}

    @Test
    void testWriteULong() {
        // Test writeULong
        byte[] data = new byte[4];
        ByteBuffer expectedBuffer = ByteBuffer.allocate(4).order(ByteOrder.LITTLE_ENDIAN);

        // Test with a positive value
        int value = 0x12345678;
        NtlmMessage.writeULong(data, 0, value);
        expectedBuffer.putInt(0, value);

            Type2Message.writeULong(truncatedMessage, 8, Type2Message.NTLMSSP_TYPE2);
            // Set empty target name buffer
            Type2Message.writeUShort(truncatedMessage, 12, 0); // length
            Type2Message.writeUShort(truncatedMessage, 14, 0); // max length
            Type2Message.writeULong(truncatedMessage, 16, 48); // offset (past the end)
            // Set flags

        pos += NTLMSSP_SIGNATURE.length;

        writeULong(type2, pos, NTLMSSP_TYPE2);
        pos += 4;

        // TargetNameFields
        final int targetNameOff = writeSecurityBuffer(type2, pos, targetBytes);
        pos += 8;

        writeULong(type2, pos, flags);
        pos += 4;

        // ServerChallenge

            System.arraycopy(NTLMSSP_SIGNATURE, 0, type2, 0, 8);
            writeULong(type2, 8, 2);
            writeSecurityBuffer(type2, 12, data, target);
            writeULong(type2, 20, flags);
            System.arraycopy(challenge != null ? challenge : new byte[8], 0, type2, 24, 8);
            if (context != null) {

            final byte[] type3 = new byte[64 + domainLength + userLength + workstationLength + lmLength + ntLength + keyLength];
            System.arraycopy(NTLMSSP_SIGNATURE, 0, type3, 0, 8);
            writeULong(type3, 8, 3);
            int offset = 64;
            writeSecurityBuffer(type3, 12, offset, lmResponse);
            offset += lmLength;
            writeSecurityBuffer(type3, 20, offset, ntResponse);

        final byte[] type3 = new byte[size];
        int pos = 0;

        System.arraycopy(NTLMSSP_SIGNATURE, 0, type3, 0, 8);
        pos += 8;

        writeULong(type3, pos, NTLMSSP_TYPE3);
        pos += 4;

        final int lmOff = writeSecurityBuffer(type3, 12, lmResponseBytes);
        pos += 8;
        final int ntOff = writeSecurityBuffer(type3, 20, ntResponseBytes);

  private fun writeHeader(
    prefix: ByteString,
    upstreamSize: Long,
    metadataSize: Long,
  ) {
    val header =
      Buffer().apply {
        write(prefix)
        writeLong(upstreamSize)
        writeLong(metadataSize)
        require(size == FILE_HEADER_SIZE)
      }

    val fileOperator = FileOperator(file!!.channel)
    fileOperator.write(0, header, FILE_HEADER_SIZE)
  }

        dos.writeInt(Integer.reverseBytes(value));
    }

    private void writeLittleEndianLong(DataOutputStream dos, long value) throws IOException {
        dos.writeLong(Long.reverseBytes(value));
    }

    @Test
    @DisplayName("Test parsing with invalid data size")
    void testInvalidDataSize() {
        byte[] tooSmall = new byte[10];

    }

    @Override
    public final void writeInt(final int v) throws SmbException {
        Encdec.enc_uint32be(v, tmp, 0);
        write(tmp, 0, 4);
    }

    @Override
    public final void writeLong(final long v) throws SmbException {
        Encdec.enc_uint64be(v, tmp, 0);
        write(tmp, 0, 8);
    }

    @Override
    public final void writeFloat(final float v) throws SmbException {

      try {
        output.writeInt(v);
      } catch (IOException impossible) {
        throw new AssertionError(impossible);
      }
    }

    @Override
    public void writeLong(long v) {
      try {
        output.writeLong(v);
      } catch (IOException impossible) {
        throw new AssertionError(impossible);
      }
    }

    @Override
    public void writeShort(int v) {
      try {