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import os
import time
import django.test
from django.conf import settings
from .. import models, mqtt
class TestMQTT(django.test.TransactionTestCase):
def setUp(self):
self.mqtt = mqtt.MQTTClient()
self.mqtt.loop_start()
time.sleep(0.1)
if not self.mqtt.connected:
self.skipTest("Could not find an mqtt server")
self.files = []
def tearDown(self):
self.mqtt.loop_stop()
for path in self.files:
os.remove(path)
def test_disconnect(self):
# after disconnecting from the mqtt server, we should
# automatically reconnect
self.mqtt.disconnect()
time.sleep(2)
self.assertTrue(self.mqtt.connected)
def test_disconnect_and_stay(self):
# unless we really want to force a disconnection
self.mqtt.disconnect(reconnect=False)
time.sleep(2)
self.assertFalse(self.mqtt.connected)
self.assertFalse(self.mqtt.reconnect)
def test_receive_data(self):
os.makedirs(settings.RRD_DB_PATH, exist_ok=True)
self.files.append(os.path.join(settings.RRD_DB_PATH, "test.rrd"))
self.mqtt.client.publish(
topic=settings.MQTT_TOPIC + "test",
payload="10",
)
time.sleep(1)
ds = models.DataSource.objects.get(topic="test")
self.assertEqual(ds.lastupdate[1], 10)
def test_receive_data_non_existing_ds(self):
pass
def test_receive_invalid_data(self):
pass
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