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https://github.com/espressif/esp-idf.git
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103 lines
3.8 KiB
Python
103 lines
3.8 KiB
Python
from __future__ import print_function, unicode_literals
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import os
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import re
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import sys
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from builtins import str
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from threading import Event, Thread
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import paho.mqtt.client as mqtt
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import ttfw_idf
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from tiny_test_fw import DUT
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event_client_connected = Event()
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event_stop_client = Event()
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event_client_received_correct = Event()
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message_log = ''
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# The callback for when the client receives a CONNACK response from the server.
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def on_connect(client, userdata, flags, rc):
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print('Connected with result code ' + str(rc))
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event_client_connected.set()
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client.subscribe('/topic/qos0')
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def mqtt_client_task(client):
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while not event_stop_client.is_set():
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client.loop()
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# The callback for when a PUBLISH message is received from the server.
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def on_message(client, userdata, msg):
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global message_log
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payload = msg.payload.decode()
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if not event_client_received_correct.is_set() and payload == 'data':
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client.publish('/topic/qos0', 'data_to_esp32')
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if msg.topic == '/topic/qos0' and payload == 'data':
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event_client_received_correct.set()
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message_log += 'Received data:' + msg.topic + ' ' + payload + '\n'
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@ttfw_idf.idf_example_test(env_tag='Example_WIFI')
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def test_examples_protocol_mqtt_ws(env, extra_data):
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broker_url = ''
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broker_port = 0
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"""
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steps: |
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1. join AP and connects to ws broker
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2. Test connects a client to the same broker
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3. Test evaluates it received correct qos0 message
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4. Test ESP32 client received correct qos0 message
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"""
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dut1 = env.get_dut('mqtt_websocket', 'examples/protocols/mqtt/ws', dut_class=ttfw_idf.ESP32DUT)
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# check and log bin size
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binary_file = os.path.join(dut1.app.binary_path, 'mqtt_websocket.bin')
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bin_size = os.path.getsize(binary_file)
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ttfw_idf.log_performance('mqtt_websocket_bin_size', '{}KB'.format(bin_size // 1024))
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# Look for host:port in sdkconfig
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try:
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value = re.search(r'\:\/\/([^:]+)\:([0-9]+)', dut1.app.get_sdkconfig()['CONFIG_BROKER_URI'])
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broker_url = value.group(1)
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broker_port = int(value.group(2))
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except Exception:
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print('ENV_TEST_FAILURE: Cannot find broker url in sdkconfig')
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raise
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client = None
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# 1. Test connects to a broker
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try:
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client = mqtt.Client(transport='websockets')
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client.on_connect = on_connect
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client.on_message = on_message
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print('Connecting...')
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client.connect(broker_url, broker_port, 60)
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except Exception:
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print('ENV_TEST_FAILURE: Unexpected error while connecting to broker {}: {}:'.format(broker_url, sys.exc_info()[0]))
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raise
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# Starting a py-client in a separate thread
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thread1 = Thread(target=mqtt_client_task, args=(client,))
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thread1.start()
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try:
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print('Connecting py-client to broker {}:{}...'.format(broker_url, broker_port))
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if not event_client_connected.wait(timeout=30):
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raise ValueError('ENV_TEST_FAILURE: Test script cannot connect to broker: {}'.format(broker_url))
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dut1.start_app()
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try:
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ip_address = dut1.expect(re.compile(r' sta ip: ([^,]+),'), timeout=30)
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print('Connected to AP with IP: {}'.format(ip_address))
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except DUT.ExpectTimeout:
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print('ENV_TEST_FAILURE: Cannot connect to AP')
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raise
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print('Checking py-client received msg published from esp...')
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if not event_client_received_correct.wait(timeout=30):
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raise ValueError('Wrong data received, msg log: {}'.format(message_log))
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print('Checking esp-client received msg published from py-client...')
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dut1.expect(re.compile(r'DATA=data_to_esp32'), timeout=30)
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finally:
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event_stop_client.set()
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thread1.join()
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if __name__ == '__main__':
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test_examples_protocol_mqtt_ws()
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