mosquitto/test/broker/02-subscribe-long-topic.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

35 lines
1.2 KiB
Python
Executable file

#!/usr/bin/env python3
# Test whether a SUBSCRIBE to a topic with 65535 hierarchy characters fails
# This needs checking with MOSQ_USE_VALGRIND=1 to detect memory failures
# https://github.com/eclipse/mosquitto/issues/1412
from mosq_test_helper import *
def do_test(port, proto_ver):
mid = 1
connect_packet = mqtt_packets.gen_connect("subscribe-long-test", proto_ver=proto_ver)
connack_packet = mqtt_packets.gen_connack(rc=0, proto_ver=proto_ver)
subscribe_packet = mqtt_packets.gen_subscribe(mid, "/"*65535, 0, proto_ver=proto_ver)
sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
if proto_ver == 4:
try:
mosq_test.do_send_receive(sock, subscribe_packet, b"", "suback")
except BrokenPipeError:
pass
else:
disconnect_packet = mqtt_packets.gen_disconnect(proto_ver=5, reason_code = mqtt5_rc.MALFORMED_PACKET)
mosq_test.do_send_receive(sock, subscribe_packet, disconnect_packet, "suback")
sock.close()
if __name__ == '__main__':
port = mosq_test.get_port()
broker = MosquittoBroker(port=port)
with broker:
do_test(port, proto_ver=4)
do_test(port, proto_ver=5)