APUE Learning Example Source Code
guowenxue
2019-06-26 157be0b0d4c7d4809cfcafc76235cc18388378c8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
#!/usr/bin/env python3
 
# Test whether a SUBSCRIBE to multiple topics with QoS 2 results in the correct SUBACK packet.
 
from mosq_test_helper import *
 
rc = 1
mid = 3
keepalive = 60
connect_packet = mosq_test.gen_connect("unsubscribe-qos2-test", keepalive=keepalive)
connack_packet = mosq_test.gen_connack(rc=0)
 
unsubscribe_packet = mosq_test.gen_unsubscribe_multiple(mid, ["qos2/one", "qos2/two"])
unsuback_packet = mosq_test.gen_unsuback(mid)
 
port = mosq_test.get_port()
broker = mosq_test.start_broker(filename=os.path.basename(__file__), port=port)
 
try:
    sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
    mosq_test.do_send_receive(sock, unsubscribe_packet, unsuback_packet, "unsuback")
 
    rc = 0
 
    sock.close()
finally:
    broker.terminate()
    broker.wait()
    (stdo, stde) = broker.communicate()
    if rc:
        print(stde.decode('utf-8'))
 
exit(rc)