def _send_m_search(self, address: str, packet: SSDPDatagram, fut: 'asyncio.Future[SSDPDatagram]') -> None:
if not self.transport:
if not fut.done():
fut.set_exception(UPnPError("SSDP transport not connected"))
return
assert packet.st is not None
self._pending_searches.append(
PendingSearch(address, packet.st, fut)
)
self.transport.sendto(packet.encode().encode(), (SSDP_IP_ADDRESS, SSDP_PORT))
# also send unicast
log.debug("send m search to %s: %s", address, packet.st)
self.transport.sendto(packet.encode().encode(), (address, SSDP_PORT))
def test_deserialize_and_reserialize(self):
packet1 = SSDPDatagram.decode(self.packet)
packet2 = SSDPDatagram("M-SEARCH", self.datagram_args)
self.assertEqual(packet2.encode(), packet1.encode())