[209] | 1 | import unittest
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| 2 | import settings
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| 3 |
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| 4 | import time
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| 5 | import mosquitto
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| 6 |
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| 7 | import serial
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| 8 |
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| 9 | def on_message(mosq, obj, msg):
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| 10 | obj.message_queue.append(msg)
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| 11 |
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| 12 | class mqtt_publish_in_callback(unittest.TestCase):
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| 13 |
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| 14 | message_queue = []
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| 15 |
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| 16 | @classmethod
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| 17 | def setUpClass(self):
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| 18 | self.client = mosquitto.Mosquitto("pubsubclient_ut", clean_session=True,obj=self)
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| 19 | self.client.connect(settings.server_ip)
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| 20 | self.client.on_message = on_message
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| 21 | self.client.subscribe("outTopic",0)
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| 22 |
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| 23 | @classmethod
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| 24 | def tearDownClass(self):
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| 25 | self.client.disconnect()
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| 26 |
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| 27 | def test_connect(self):
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| 28 | i=30
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| 29 | while len(self.message_queue) == 0 and i > 0:
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| 30 | self.client.loop()
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| 31 | time.sleep(0.5)
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| 32 | i -= 1
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| 33 | self.assertTrue(i>0, "message receive timed-out")
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| 34 | self.assertEqual(len(self.message_queue), 1, "unexpected number of messages received")
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| 35 | msg = self.message_queue.pop(0)
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| 36 | self.assertEqual(msg.mid,0,"message id not 0")
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| 37 | self.assertEqual(msg.topic,"outTopic","message topic incorrect")
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| 38 | self.assertEqual(msg.payload,"hello world")
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| 39 | self.assertEqual(msg.qos,0,"message qos not 0")
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| 40 | self.assertEqual(msg.retain,False,"message retain flag incorrect")
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| 41 |
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| 42 |
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| 43 | def test_publish(self):
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| 44 | self.assertEqual(len(self.message_queue), 0, "message queue not empty")
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| 45 | payload = "abcdefghij"
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| 46 | self.client.publish("inTopic",payload)
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| 47 |
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| 48 | i=30
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| 49 | while len(self.message_queue) == 0 and i > 0:
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| 50 | self.client.loop()
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| 51 | time.sleep(0.5)
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| 52 | i -= 1
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| 53 |
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| 54 | self.assertTrue(i>0, "message receive timed-out")
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| 55 | self.assertEqual(len(self.message_queue), 1, "unexpected number of messages received")
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| 56 | msg = self.message_queue.pop(0)
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| 57 | self.assertEqual(msg.mid,0,"message id not 0")
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| 58 | self.assertEqual(msg.topic,"outTopic","message topic incorrect")
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| 59 | self.assertEqual(msg.payload,payload)
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| 60 | self.assertEqual(msg.qos,0,"message qos not 0")
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| 61 | self.assertEqual(msg.retain,False,"message retain flag incorrect")
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| 62 |
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| 63 |
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| 64 |
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