mosquitto/test/broker/07-will-delay-reconnect.py
Roger A. Light 02f6f52fdc
Test: Start of big refactor
Add new MosquittoBroker class to remove test boilerplate.

This only handles non-config cases so far.
2026-05-13 19:38:00 +01:00

50 lines
2.1 KiB
Python
Executable file

#!/usr/bin/env python3
# Test whether a client with a will delay handles correctly on the client reconnecting
# First connection is durable, second is clean session, and without a will, so the will should not be received.
# MQTT 5
from mosq_test_helper import *
def do_test():
mid = 1
connect1_packet = mqtt_packets.gen_connect("will-delay-reconnect-test", proto_ver=5)
connack1_packet = mqtt_packets.gen_connack(rc=0, proto_ver=5)
props = mqtt5_props.gen_uint32_prop(mqtt5_props.SESSION_EXPIRY_INTERVAL, 60)
will_props = mqtt5_props.gen_uint32_prop(mqtt5_props.WILL_DELAY_INTERVAL, 3)
connect2a_packet = mqtt_packets.gen_connect("will-delay-reconnect-helper", proto_ver=5, will_topic="will/delay/reconnect/test", will_payload=b"will delay", will_properties=will_props, clean_session=False, properties=props)
connack2a_packet = mqtt_packets.gen_connack(rc=0, proto_ver=5)
connect2b_packet = mqtt_packets.gen_connect("will-delay-reconnect-helper", proto_ver=5, clean_session=False)
connack2b_packet = mqtt_packets.gen_connack(rc=0, flags=1, proto_ver=5)
subscribe_packet = mqtt_packets.gen_subscribe(mid, "will/delay/reconnect/test", 0, proto_ver=5)
suback_packet = mqtt_packets.gen_suback(mid, 0, proto_ver=5)
port = mosq_test.get_port()
broker = MosquittoBroker(port=port)
with broker:
sock1 = mosq_test.do_client_connect(connect1_packet, connack1_packet, timeout=30, port=port)
mosq_test.do_send_receive(sock1, subscribe_packet, suback_packet, "suback")
sock2 = mosq_test.do_client_connect(connect2a_packet, connack2a_packet, timeout=30, port=port)
sock2.close()
time.sleep(1)
sock2 = mosq_test.do_client_connect(connect2b_packet, connack2b_packet, timeout=30, port=port)
time.sleep(3)
# The client2 has reconnected within the original will delay interval, which has now
# passed, but it should have been deleted anyway. Disconnect and see
# whether we get the old will. We should not.
sock2.close()
mosq_test.do_ping(sock1)
sock1.close()
if __name__ == '__main__':
do_test()