* @return written bytes
     */
    public int writeWireFormat(final byte[] dst, final int dstIndex) {
        this.length = writeTrailerWireFormat(dst, dstIndex + HEADER_LENGTH);
        writeHeaderWireFormat(dst, dstIndex);
        return HEADER_LENGTH + this.length;
    }

    int readWireFormat(final InputStream in, final byte[] buffer, final int bufferIndex) throws IOException {

     * @return the number of bytes written
     */
    public int writeWireFormat(final byte[] dst, final int dstIndex) {
        length = writeTrailerWireFormat(dst, dstIndex + HEADER_LENGTH);
        writeHeaderWireFormat(dst, dstIndex);
        return HEADER_LENGTH + length;
    }

    int readWireFormat(final InputStream in, final byte[] buffer, final int bufferIndex) throws IOException {

        assertEquals(10, packet.length);
    }

    @Test
    @DisplayName("writeHeaderWireFormat should write correct header")
    void testWriteHeaderWireFormat() {
        packet.type = SessionServicePacket.SESSION_REQUEST;
        packet.length = 0x1234;

        byte[] dst = new byte[10];
        int written = packet.writeHeaderWireFormat(dst, 0);

        assertEquals(4, written);

        this.questionCount = 1;
        this.questionClass = IN;
    }

    int writeWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        dstIndex += writeHeaderWireFormat(dst, dstIndex);
        dstIndex += writeBodyWireFormat(dst, dstIndex);
        return dstIndex - start;
    }

    int readWireFormat(final byte[] src, int srcIndex) {
        final int start = srcIndex;

        isBroadcast = true;
        questionCount = 1;
        questionClass = IN;
    }

    int writeWireFormat(final byte[] dst, int dstIndex) {
        final int start = dstIndex;
        dstIndex += writeHeaderWireFormat(dst, dstIndex);
        dstIndex += writeBodyWireFormat(dst, dstIndex);
        return dstIndex - start;
    }

    int readWireFormat(final byte[] src, int srcIndex) {
        final int start = srcIndex;

     * all but the first smb of the chaain do not have a header
     * and therefore we do not want to writeHeaderWireFormat. We
     * just recursivly call writeAndXWireFormat.
     */

    @Override
    int encode(final byte[] dst, int dstIndex) {
        final int start = headerStart = dstIndex;

        dstIndex += writeHeaderWireFormat(dst, dstIndex);
        dstIndex += writeAndXWireFormat(dst, dstIndex);

     * and therefore we do not want to writeHeaderWireFormat. We
     * just recursivly call writeAndXWireFormat.
     */

    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = this.headerStart = dstIndex;

        dstIndex += writeHeaderWireFormat(dst, dstIndex);
        dstIndex += writeAndXWireFormat(dst, dstIndex);

            return testResponse;
        }

        @Override
        public int size() {
            return testSize;
        }

        @Override
        protected int writeHeaderWireFormat(byte[] dst, int dstIndex) {
            return 64; // Simulate header writing
        }

        @Override
        public int encode(byte[] dst, int dstIndex) {

        return this.length;
    }

    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = this.headerStart = dstIndex;
        dstIndex += writeHeaderWireFormat(dst, dstIndex);

        this.byteCount = writeBytesWireFormat(dst, dstIndex);
        dstIndex += this.byteCount;
        dstIndex += pad8(dstIndex);

        this.length = dstIndex - start;

        }
        return len;
    }

    @Override
    public int encode(final byte[] dst, int dstIndex) {
        final int start = this.headerStart = dstIndex;

        dstIndex += writeHeaderWireFormat(dst, dstIndex);
        this.wordCount = writeParameterWordsWireFormat(dst, dstIndex + 1);
        dst[dstIndex] = (byte) (this.wordCount / 2 & 0xFF);
        dstIndex++;
        dstIndex += this.wordCount;