def test_clear_cache(self):
"""Test with negative temperature."""
poller = MiThermometerPoller(self.TEST_MAC, MockBackend)
backend = self._get_backend(poller)
self.assertFalse(poller.cache_available())
backend.temperature = 1.0
backend.humidity = 0.0
self.assertAlmostEqual(1.0,
poller.parameter_value(MI_TEMPERATURE),
delta=0.01)
self.assertTrue(poller.cache_available())
# data is taken from cache, new value is ignored
backend.temperature = 2.0
backend.humidity = 0.0
self.assertAlmostEqual(1.0,
poller.parameter_value(MI_TEMPERATURE),
delta=0.01)
self.assertTrue(poller.cache_available())
poller.clear_cache()
self.assertFalse(poller.cache_available())
backend.temperature = 3.0
backend.humidity = 0.0
self.assertAlmostEqual(3.0,
poller.parameter_value(MI_TEMPERATURE),
delta=0.01)
self.assertTrue(poller.cache_available())
def poll(args):
"""Poll data from the sensor."""
backend = _get_backend(args)
poller = MiThermometerPoller(args.mac, backend)
print("Getting data from Mi Flora")
print("FW: {}".format(poller.firmware_version()))
print("Name: {}".format(poller.name()))
print("Temperature: {}".format(poller.parameter_value(MI_TEMPERATURE)))
print("Humidity: {}".format(poller.parameter_value(MI_HUMIDITY)))
print("Battery: {}".format(poller.parameter_value(MI_BATTERY)))
def test_no_answer_data(self):
"""Sensor returns None for handle 0x35.
Check that this triggers the right exception.
"""
poller = MiThermometerPoller(self.TEST_MAC, MockBackend)
backend = self._get_backend(poller)
backend.handle_0x35_raw = None
with self.assertRaises(BluetoothBackendException):
poller.parameter_value(MI_TEMPERATURE)
def test_invalid_data(self):
"""Check if reading of the data fails, when invalid data is received.
Try this with a new version number.
"""
poller = MiThermometerPoller(self.TEST_MAC, MockBackend)
backend = self._get_backend(poller)
backend.override_read_handles[HANDLE_READ_SENSOR_DATA] = INVALID_DATA
with self.assertRaises(BluetoothBackendException):
poller.parameter_value(MI_TEMPERATURE)
def test_rw_exception(self):
"""Test reaction when getting a BluetoothBackendException."""
poller = MiThermometerPoller(self.TEST_MAC,
RWExceptionBackend,
retries=0)
with self.assertRaises(BluetoothBackendException):
poller.firmware_version()
with self.assertRaises(BluetoothBackendException):
poller.name()
with self.assertRaises(BluetoothBackendException):
poller.parameter_value(MI_HUMIDITY)
with self.assertRaises(BluetoothBackendException):
poller.parameter_value(MI_HUMIDITY)
def test_everything(self):
"""Test reading data from a sensor
This check if we can successfully get some data from a real sensor. This test requires bluetooth hardware and a
real sensor close by.
"""
assert hasattr(self, "mac")
poller = MiThermometerPoller(self.mac, self.backend_type)
self.assertIsNotNone(poller.firmware_version())
self.assertIsNotNone(poller.name())
self.assertIsNotNone(poller.parameter_value(MI_TEMPERATURE))
self.assertIsNotNone(poller.parameter_value(MI_HUMIDITY))
self.assertIsNotNone(poller.parameter_value(MI_BATTERY))
def test_read_battery(self):
"""Test reading the battery level."""
poller = MiThermometerPoller(self.TEST_MAC, MockBackend)
backend = self._get_backend(poller)
backend.battery_level = 50
self.assertEqual(50, poller.battery_level())
self.assertEqual(50, poller.parameter_value(MI_BATTERY))
def test_read_measurements(self):
"""Test reading data from new sensors.
Here we expect some data being written to the sensor.
"""
poller = MiThermometerPoller(self.TEST_MAC, MockBackend)
backend = self._get_backend(poller)
backend.temperature = 56.7
backend.humidity = 0.0
self.assertAlmostEqual(backend.temperature,
poller.parameter_value(MI_TEMPERATURE),
delta=0.11)
