Add test for notifee disconnected

libp2p/network/swarm.py

@@ -1,6 +1,6 @@
 import asyncio
 import logging
-from typing import Dict, List, Optional, Sequence
+from typing import Dict, List, Optional
 
 from multiaddr import Multiaddr
 
@@ -14,7 +14,7 @@ from libp2p.transport.exceptions import MuxerUpgradeFailure, SecurityUpgradeFail
 from libp2p.transport.listener_interface import IListener
 from libp2p.transport.transport_interface import ITransport
 from libp2p.transport.upgrader import TransportUpgrader
-from libp2p.typing import StreamHandlerFn, TProtocol
+from libp2p.typing import StreamHandlerFn
 
 from .connection.raw_connection import RawConnection
 from .connection.swarm_connection import SwarmConn
@@ -131,9 +131,7 @@ class Swarm(INetwork):
 
         return swarm_conn
 
-    async def new_stream(
-        self, peer_id: ID, protocol_ids: Sequence[TProtocol]
-    ) -> INetStream:
+    async def new_stream(self, peer_id: ID) -> INetStream:
         """
         :param peer_id: peer_id of destination
         :param protocol_id: protocol id
@@ -229,15 +227,12 @@ class Swarm(INetwork):
         # No maddr succeeded
         return False
 
-    def notify(self, notifee: INotifee) -> bool:
+    def register_notifee(self, notifee: INotifee) -> None:
         """
         :param notifee: object implementing Notifee interface
         :return: true if notifee registered successfully, false otherwise
         """
-        if isinstance(notifee, INotifee):
-            self.notifees.append(notifee)
-            return True
-        return False
+        self.notifees.append(notifee)
 
     def add_router(self, router: IPeerRouting) -> None:
         self.router = router