IPC on windows cannot use socket paths

Fixes saltstack#60298

tests/pytests/unit/transport/test_ipc.py

@@ -2,21 +2,30 @@
 import salt.ext.tornado.iostream
 import salt.transport.ipc
 import salt.utils.asynchronous
+import salt.utils.platform
+from saltfactories.utils.ports import get_unused_localhost_port
 
 
 def test_ipc_connect_in_async_methods():
     "The connect method is in IPCMessageSubscriber's async_methods property"
     assert "connect" in salt.transport.ipc.IPCMessageSubscriber.async_methods
 
 
-def test_ipc_connect_sync_wrapped():
+async def test_ipc_connect_sync_wrapped(io_loop, tmp_path):
     """
     Ensure IPCMessageSubscriber.connect gets wrapped by
     salt.utils.asynchronous.SyncWrapper.
     """
-    puburi = "/tmp/noexist.ipc"
+    if salt.utils.platform.is_windows():
+        socket_path = get_unused_localhost_port()
+    else:
+        socket_path = str(tmp_path / "noexist.ipc")
     subscriber = salt.utils.asynchronous.SyncWrapper(
-        salt.transport.ipc.IPCMessageSubscriber, args=(puburi,), loop_kwarg="io_loop",
+        salt.transport.ipc.IPCMessageSubscriber,
+        args=(socket_path,),
+        kwargs={"io_loop": io_loop},
+        loop_kwarg="io_loop",
     )
     with pytest.raises(salt.ext.tornado.iostream.StreamClosedError):
+        # Don't `await subscriber.connect()`, that's the purpose of the SyncWrapper
         subscriber.connect()