SmbFileHandleImpl fh = mock(SmbFileHandleImpl.class);

        when(file.ensureTreeConnected()).thenReturn(tree);
        when(tree.getConfig()).thenReturn(cfg);
        when(tree.getReceiveBufferSize()).thenReturn(1024);
        when(tree.getSendBufferSize()).thenReturn(1024);
        when(tree.hasCapability(anyInt())).thenAnswer(inv -> ntSmbsCap && inv.getArgument(0).equals(SmbConstants.CAP_NT_SMBS));

    }

    @Deprecated
    @Override
    public int getRecieveBufferSize() {
        return this.smbRecvBufferSize;
    }

    @Override
    public int getReceiveBufferSize() {
        return this.smbRecvBufferSize;
    }

    @Override
    public int getNotifyBufferSize() {
        return this.smbNotifyBufferSize;
    }

    @Override

        synchronized (this.inLock) {
            final int size = Encdec.dec_uint16be(this.sbuf, 2) & 0xFFFF;
            if (size < 33 || 4 + size > this.getContext().getConfig().getReceiveBufferSize()) {
                /* log message? */
                log.warn("Flusing stream input");
                this.in.skip(this.in.available());
            } else {

            w.setDaemon(true);

            try {
                w.start();
                // use commonly acceptable buffer size
                final int bsize = Math.min(sh.getReceiveBufferSize() - 70, dh.getSendBufferSize() - 70);
                final byte[][] b = new byte[2][bsize];
                copyRecursive(dest, b, bsize, w, sh, dh);
            } finally {