}

    @Override
    protected int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    protected int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    public String toString() {

    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    protected int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    public String toString() {

    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    protected int readDataWireFormat(final byte[] buffer, int bufferIndex, final int len) throws SMBProtocolDecodingException {
        final int start = bufferIndex;
        final AllocInfo inf = createInfo();
        if (inf != null) {

    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    protected int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    public String toString() {

    }

    @Override
    protected int readParametersWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    protected int readDataWireFormat(final byte[] buffer, final int bufferIndex, final int len) {
        return 0;
    }

    @Override
    public String toString() {

        // observed two zero bytes here with at least win98
        return 2;
    }

    @Override
    protected int readDataWireFormat(final byte[] buffer, int bufferIndex, final int len) throws SMBProtocolDecodingException {
        final int start = bufferIndex;
        final FileInformation inf = createFileInformation();
        if (inf != null) {

        }

        @Override
        protected int readParametersWireFormat(byte[] buffer, int bufferIndex, int len) {
            return 0;
        }

        @Override
        protected int readDataWireFormat(byte[] buffer, int bufferIndex, int len) {
            return 0;
        }

        // Helper methods for testing
        void setSetupWireFormatReturn(int value) {
            this.setupWireFormatReturn = value;

        }

        @Override
        int writeDataWireFormat(byte[] dst, int dstIndex) {
            // Dummy implementation for testing
            return 0;
        }

        @Override
        int readDataWireFormat(byte[] buffer, int bufferIndex, int len) {
            return 0;
        }

        @Override
        public String toString() {
            return "ConcreteSmbComNtTransaction";
        }
    }

    abstract int readSetupWireFormat(byte[] buffer, int bufferIndex, int len);

    abstract int readParametersWireFormat(byte[] buffer, int bufferIndex, int len);

    abstract int readDataWireFormat(byte[] buffer, int bufferIndex, int len);

    @Override
    public String toString() {
        return (super.toString() + ",totalParameterCount=" + totalParameterCount + ",totalDataCount=" + totalDataCount

        // When/Then
        assertEquals(0, next.readSetupWireFormat(buf, 0, buf.length));
        assertEquals(0, next.readParametersWireFormat(buf, 0, buf.length));
        assertEquals(0, next.readDataWireFormat(buf, 0, buf.length));
        assertEquals(0, next.writeDataWireFormat(buf, 0));
    }

    /**
     * Ensures toString contains key fields with expected formatting.
     */
    @Test