when(mockFile.getType()).thenReturn(SmbConstants.TYPE_NAMED_PIPE);

            // th.send(request, response, ...) throws SmbException with NT_STATUS_PIPE_BROKEN
            doThrow(new SmbException(NtStatus.NT_STATUS_PIPE_BROKEN, false)).when(mockTree)
                    .send(any(jcifs.internal.CommonServerMessageBlockRequest.class),

                }
                file.send(request, response);
            } catch (final SmbException se) {
                if (file.type == SmbFile.TYPE_NAMED_PIPE && se.getNtStatus() == NtStatus.NT_STATUS_PIPE_BROKEN) {
                    return -1;
                }
                throw seToIoe(se);
            }
            n = response.dataLength;
            if (n <= 0) {

                    n = response.getDataLength();

                } catch (final SmbException se) {
                    if (type == SmbConstants.TYPE_NAMED_PIPE && se.getNtStatus() == NtStatus.NT_STATUS_PIPE_BROKEN) {
                        return -1;
                    }
                    throw seToIoe(se);
                }

                if (n <= 0) {

        final MsrpcLookupSids rpc = new MsrpcLookupSids(policyHandle, sids);
        handle.sendrecv(rpc);
        switch (rpc.retval) {
        case 0:
        case NtStatus.NT_STATUS_NONE_MAPPED:
        case 0x00000107: // NT_STATUS_SOME_NOT_MAPPED
            break;
        default:
            throw new SmbException(rpc.retval, false);
        }