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02f6f52fdc
Add new MosquittoBroker class to remove test boilerplate. This only handles non-config cases so far.
50 lines
2.1 KiB
Python
Executable file
50 lines
2.1 KiB
Python
Executable file
#!/usr/bin/env python3
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# Test whether maximum packet size is honoured on a PUBLISH to a client
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# MQTTv5
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from mosq_test_helper import *
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def do_test():
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props = mqtt5_props.gen_uint32_prop(mqtt5_props.MAXIMUM_PACKET_SIZE, 40)
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connect_packet = mqtt_packets.gen_connect("12-max-publish-qos1", proto_ver=5, properties=props)
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connack_packet = mqtt_packets.gen_connack(rc=0, proto_ver=5)
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mid = 1
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subscribe_packet = mqtt_packets.gen_subscribe(mid, "12/max/publish/qos1/test/topic", 1, proto_ver=5)
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suback_packet = mqtt_packets.gen_suback(mid, 1, proto_ver=5)
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mid=1
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publish1_packet = mqtt_packets.gen_publish(topic="12/max/publish/qos1/test/topic", mid=mid, qos=1, payload="1234", proto_ver=5)
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puback1_packet = mqtt_packets.gen_puback(mid, proto_ver=5)
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mid=2
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props = mqtt5_props.gen_byte_prop(mqtt5_props.PAYLOAD_FORMAT_INDICATOR, 1)
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publish2_packet = mqtt_packets.gen_publish(topic="12/max/publish/qos1/test/topic", mid=mid, qos=1, payload="56", proto_ver=5, properties=props)
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puback2_packet = mqtt_packets.gen_puback(mid, proto_ver=5)
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mid=3
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publish3_packet = mqtt_packets.gen_publish(topic="12/max/publish/qos1/test/topic", mid=mid, qos=1, payload="789", proto_ver=5)
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puback3_packet = mqtt_packets.gen_puback(mid, proto_ver=5)
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port = mosq_test.get_port()
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broker = MosquittoBroker(port=port)
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with broker:
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sock = mosq_test.do_client_connect(connect_packet, connack_packet, port=port)
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mosq_test.do_send_receive(sock, subscribe_packet, suback_packet)
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mosq_test.do_send_receive(sock, publish1_packet, puback1_packet, "puback 1")
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# We shouldn't receive the publish here because it is > MAXIMUM_PACKET_SIZE
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mosq_test.do_ping(sock)
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mosq_test.do_send_receive(sock, publish2_packet, puback2_packet, "puback 2")
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# We shouldn't receive the publish here because it is > MAXIMUM_PACKET_SIZE
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mosq_test.do_ping(sock)
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sock.send(publish3_packet)
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mosq_test.receive_unordered(sock, puback3_packet, publish3_packet, "puback 3/publish3")
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if __name__ == '__main__':
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do_test()
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