assertEquals(0, n, "Default response length is 0 unless protocol fills it");
    }

    @Test
    @DisplayName("sendrecv uses CallNamedPipe when PIPE_TYPE_CALL is set")
    void sendrecv_call_branch() throws Exception {
        int type = SmbPipeResource.PIPE_TYPE_CALL | SmbPipeResource.PIPE_TYPE_RDWR;
        SmbPipeHandleImpl handle = newHandleWithBasicStubs(type, "\\\\pipe\\\\c");