added extra tests for identifu push for concurrency cap

tests/utils/utils.py

@@ -2,13 +2,30 @@ from unittest.mock import (
     MagicMock,
 )
 
+import trio
 
-def create_mock_connections() -> dict:
+from libp2p.abc import IHost
+
+
+def create_mock_connections(count: int = 50) -> dict:
     connections = {}
 
-    for i in range(1, 31):
+    for i in range(1, count):
         peer_id = f"peer-{i}"
         mock_conn = MagicMock(name=f"INetConn-{i}")
         connections[peer_id] = mock_conn
 
     return connections
+
+
+async def run_host_forever(host: IHost, addr):
+    async with host.run([addr]):
+        await trio.sleep_forever()
+
+
+async def wait_until_listening(host, timeout=3):
+    with trio.move_on_after(timeout):
+        while not host.get_addrs():
+            await trio.sleep(0.05)
+        return
+    raise RuntimeError("Timed out waiting for host to get an address")