public int getReceiveBufferSize() {
        return this.recv_buf_size;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.SmbNegotiationResponse#getSendBufferSize()
     */
    @Override
    public int getSendBufferSize() {
        return this.snd_buf_size;
    }

    /**
     * Gets the negotiated flags2 value.
     *
     * @return negotiated flags2
     */

    }

    @Test
    @DisplayName("Test getSendBufferSize returns large size")
    void testGetSendBufferSizeLarge() {
        // Arrange
        int expectedSize = 1048576;
        when(negotiationResponse.getSendBufferSize()).thenReturn(expectedSize);

        // Act
        int size = negotiationResponse.getSendBufferSize();

        // Assert

    }

    @Override
    public int getSendBufferSize() throws SmbException {
        try (SmbSessionImpl session = this.treeConnection.getSession(); SmbTransportImpl transport = session.getTransport()) {
            return transport.getNegotiateResponse().getSendBufferSize();
        }
    }

    @Override
    public int getReceiveBufferSize() throws SmbException {

    public int getReceiveBufferSize() {
        return this.maxReadSize;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.SmbNegotiationResponse#getSendBufferSize()
     */
    @Override
    public int getSendBufferSize() {
        return this.maxWriteSize;
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.SmbNegotiationResponse#isSigningEnabled()
     */

        return this.delegate.getReceiveBufferSize();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.Configuration#getSendBufferSize()
     */
    @Override
    public int getSendBufferSize() {
        return this.delegate.getSendBufferSize();
    }

    /**
     * {@inheritDoc}
     *
     * @see jcifs.Configuration#getNotifyBufferSize()
     */
    @Override

    }

    @Test
    @DisplayName("Buffer configuration methods should delegate correctly")
    void testBufferConfigurationDelegation() {
        // Given
        when(mockDelegate.getSendBufferSize()).thenReturn(8192);
        when(mockDelegate.getReceiveBufferSize()).thenReturn(8192);
        when(mockDelegate.getMaximumBufferSize()).thenReturn(65536);

     * @throws CIFSException if an error occurs during initialization
     */
    protected final void init(final SmbTreeHandleImpl th) throws CIFSException {
        final int sendBufferSize = th.getSendBufferSize();
        if (this.smb2) {
            this.writeSize = sendBufferSize;
            this.writeSizeFile = sendBufferSize;
            return;
        }

            }

            try (SmbFileHandle h = ensureOpen()) {}
            this.readSize = th.getReceiveBufferSize() - 70;
            this.writeSize = th.getSendBufferSize() - 70;

            if (th.hasCapability(SmbConstants.CAP_LARGE_READX)) {
                this.largeReadX = true;
                this.readSize =

     */
    int getReceiveBufferSize();

    /**
     *
     * Property {@code jcifs.smb.client.snd_buf_size} (int, default 65535)
     *
     * @return send buffer size, in bytes
     */
    int getSendBufferSize();

    /**
     *
     * Property {@code jcifs.smb.client.soTimeout} (int, default 35000)
     *
     * @return socket timeout, in milliseconds
     */
    int getSoTimeout();

    /**

    }

    @Test
    void testWriteSingleByte() throws IOException, CIFSException {
        // Given
        when(mockTreeHandle.isSMB2()).thenReturn(true);
        when(mockTreeHandle.getSendBufferSize()).thenReturn(65536);
        when(mockFileHandle.isValid()).thenReturn(false, true); // First false to trigger ensureOpen, then true
        when(mockFileHandle.getFileId()).thenReturn(new byte[16]);