try with a thread

tests/test_server.py

@@ -930,13 +930,19 @@ def callback_3000(*values):
 
 
 def test_close_receiving():
+ from threading import Thread
+
  osc = OSCThreadServer(encoding='utf8')
  osc.listen(default=True)
  port = osc.getaddress()[1]
 
- # this should keep the server busy receiving for a while
- for i in range(5000):
- send_message(b'/flood', [b't' * 60000], 'localhost', port)
+ def send_messages():
+ for i in range(5000):
+ send_message(b'/flood', [b't' * 60000], 'localhost', port, safer=True)
+
+ thread = Thread(target=send_messages)
+ thread.start()
 
  # surprise, let's stop it asap!
  osc.stop_all()
+ thread.join()