core/tests/components/sensor/test_statistics.py

98 lines
3.6 KiB
Python

"""The test for the statistics sensor platform."""
import unittest
import statistics
from homeassistant.bootstrap import setup_component
from homeassistant.const import (ATTR_UNIT_OF_MEASUREMENT, TEMP_CELSIUS)
from tests.common import get_test_home_assistant
class TestStatisticsSensor(unittest.TestCase):
"""Test the Statistics sensor."""
def setup_method(self, method):
"""Setup things to be run when tests are started."""
self.hass = get_test_home_assistant()
self.values = [17, 20, 15.2, 5, 3.8, 9.2, 6.7, 14, 6]
self.count = len(self.values)
self.min = min(self.values)
self.max = max(self.values)
self.total = sum(self.values)
self.mean = round(sum(self.values) / len(self.values), 2)
self.median = round(statistics.median(self.values), 2)
self.deviation = round(statistics.stdev(self.values), 2)
self.variance = round(statistics.variance(self.values), 2)
def teardown_method(self, method):
"""Stop everything that was started."""
self.hass.stop()
def test_binary_sensor_source(self):
"""Test if source is a sensor."""
values = [1, 0, 1, 0, 1, 0, 1]
assert setup_component(self.hass, 'sensor', {
'sensor': {
'platform': 'statistics',
'name': 'test',
'entity_id': 'binary_sensor.test_monitored',
}
})
for value in values:
self.hass.states.set('binary_sensor.test_monitored', value)
self.hass.block_till_done()
state = self.hass.states.get('sensor.test_count')
self.assertEqual(str(len(values)), state.state)
def test_sensor_source(self):
"""Test if source is a sensor."""
assert setup_component(self.hass, 'sensor', {
'sensor': {
'platform': 'statistics',
'name': 'test',
'entity_id': 'sensor.test_monitored',
}
})
for value in self.values:
self.hass.states.set('sensor.test_monitored', value,
{ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS})
self.hass.block_till_done()
state = self.hass.states.get('sensor.test_mean')
self.assertEqual(str(self.mean), state.state)
self.assertEqual(self.min, state.attributes.get('min_value'))
self.assertEqual(self.max, state.attributes.get('max_value'))
self.assertEqual(self.variance, state.attributes.get('variance'))
self.assertEqual(self.median, state.attributes.get('median'))
self.assertEqual(self.deviation,
state.attributes.get('standard_deviation'))
self.assertEqual(self.mean, state.attributes.get('mean'))
self.assertEqual(self.count, state.attributes.get('count'))
self.assertEqual(self.total, state.attributes.get('total'))
self.assertEqual('°C', state.attributes.get('unit_of_measurement'))
def test_sampling_size(self):
"""Test rotation."""
assert setup_component(self.hass, 'sensor', {
'sensor': {
'platform': 'statistics',
'name': 'test',
'entity_id': 'sensor.test_monitored',
'sampling_size': 5,
}
})
for value in self.values:
self.hass.states.set('sensor.test_monitored', value,
{ATTR_UNIT_OF_MEASUREMENT: TEMP_CELSIUS})
self.hass.block_till_done()
state = self.hass.states.get('sensor.test_mean')
self.assertEqual(3.8, state.attributes.get('min_value'))
self.assertEqual(14, state.attributes.get('max_value'))