mosquitto/test/broker/03-publish-invalid-utf8.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

39 lines
1.3 KiB
Python
Executable file

#!/usr/bin/env python3
# Test whether a PUBLISH to a topic with an invalid UTF-8 topic fails
from mosq_test_helper import *
def do_test(proto_ver):
rc = 1
mid = 53
connect_packet = mqtt_packets.gen_connect("03-publish-invalid-utf8", proto_ver=proto_ver)
connack_packet = mqtt_packets.gen_connack(rc=0, proto_ver=proto_ver)
publish_packet = mqtt_packets.gen_publish("03/invalid/utf8", 1, mid=mid, proto_ver=proto_ver)
b = list(struct.unpack("B"*len(publish_packet), publish_packet))
b[11] = 0 # Topic should never have a 0x0000
publish_packet = struct.pack("B"*len(b), *b)
port = mosq_test.get_port()
broker = MosquittoBroker(port=port)
with broker:
sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
if proto_ver == 4:
try:
mosq_test.do_send_receive(sock, publish_packet, b"", "puback")
except BrokenPipeError:
rc = 0
else:
disconnect_packet = mqtt_packets.gen_disconnect(proto_ver=5, reason_code=mqtt5_rc.MALFORMED_PACKET)
mosq_test.do_send_receive(sock, publish_packet, disconnect_packet, "puback")
rc = 0
sock.close()
assert rc == 0
if __name__ == '__main__':
do_test(proto_ver=4)
do_test(proto_ver=5)