int bytesWritten = context.encode(buffer, 0);

            assertEquals(6, bytesWritten);
            assertEquals(2, SMBUtil.readInt2(buffer, 0));
            assertEquals(EncryptionNegotiateContext.CIPHER_AES128_CCM, SMBUtil.readInt2(buffer, 2));
            assertEquals(EncryptionNegotiateContext.CIPHER_AES128_GCM, SMBUtil.readInt2(buffer, 4));
        }

        @Test

            this.dataWireFormatReturn = value;
        }

        void setSetupBuffer(byte[] buffer) {
            this.setupBuffer = buffer;
        }

        void setParametersBuffer(byte[] buffer) {
            this.parametersBuffer = buffer;
        }

        void setDataBuffer(byte[] buffer) {
            this.dataBuffer = buffer;
        }
    }

    @BeforeEach
    void setUp() {

    }

    @Override
    public int decode(final byte[] buffer, final int bufferIndex) throws SMBProtocolDecodingException {
        return decode(buffer, bufferIndex, false);
    }

    /**
     * Decodes the SMB2 message from the buffer.
     *
     * @param buffer the buffer containing the message
     * @param bufferIndex the starting position in the buffer
     * @param compound whether this is part of a compound chain

        this.dataCount = dataCount;
    }

    /**
     * Sets the transaction buffer
     * @param buffer
     *            the transaction buffer to use
     */
    public void setBuffer(final byte[] buffer) {
        this.txn_buf = buffer;
    }

    /**
     * Releases and returns the transaction buffer
     * @return the txn_buf
     */
    public byte[] releaseBuffer() {

    if (readBuffer.remaining() <= buffer.remaining()) {
      buffer.put(readBuffer);
      munchIfFull();
      return this;
    }

    // First add just enough to fill buffer size, and munch that
    int bytesToCopy = bufferSize - buffer.position();
    for (int i = 0; i < bytesToCopy; i++) {
      buffer.put(readBuffer.get());
    }
    munch(); // buffer becomes empty here, since chunkSize divides bufferSize

        setPrivateField(cmd, "maxReferralLevel", 0x12AB);
        byte[] buffer = new byte[100];
        int len = cmd.writeParametersWireFormat(buffer, 0);
        assertTrue(len >= 2);
        // writeInt2 writes in little-endian format (LSB first)
        assertEquals(0xAB, buffer[0] & 0xFF);
        assertEquals(0x12, buffer[1] & 0xFF);
        // Check that the path is written after the referral level

        byte[] buffer = new byte[100];
        int result = response.readSetupWireFormat(buffer, 10, 50);
        assertEquals(0, result);
    }

    @Test
    void testReadParametersWireFormat() {
        // Test that readParametersWireFormat returns 0
        byte[] buffer = new byte[100];
        int result = response.readParametersWireFormat(buffer, 20, 60);
        assertEquals(0, result);
    }

    /**
     * Buffer type for server checksum signature.
     */
    int SERVER_CHECKSUM = 6;
    /**
     * Buffer type for privilege server (KDC) checksum signature.
     */
    int PRIVSVR_CHECKSUM = 7;

    /**
     * Buffer type for client name information.
     */
    int CLIENT_NAME_TYPE = 0xA;
    /**
     * Buffer type for constrained delegation information.
     */
    int CONSTRAINT_DELEGATIION_TYPE = 0xB;

        if (buffer == null) {
            failedValidations.incrementAndGet();
            throw new SmbException("Response buffer is null");
        }

        if (buffer.length < expectedSize) {
            failedValidations.incrementAndGet();
            bufferOverflowsPrevented.incrementAndGet();
            log.warn("Response buffer too small: {} < {}", buffer.length, expectedSize);

        Object obj;
    }

    /**
     * The underlying byte buffer containing the NDR data.
     */
    public byte[] buf;

    /**
     * The starting position in the buffer.
     */
    public int start;

    /**
     * The current position in the buffer.
     */
    public int index;

    /**
     * The length of data in the buffer.
     */
    public int length;

    /**