home-assistant/tests/components/bayesian/test_binary_sensor.py
Paulus Schoutsen 4de97abc3a Black
2019-07-31 12:25:30 -07:00

261 lines
8.9 KiB
Python

"""The test for the bayesian sensor platform."""
import unittest
from homeassistant.setup import setup_component
from homeassistant.components.bayesian import binary_sensor as bayesian
from tests.common import get_test_home_assistant
class TestBayesianBinarySensor(unittest.TestCase):
"""Test the threshold sensor."""
def setup_method(self, method):
"""Set up things to be run when tests are started."""
self.hass = get_test_home_assistant()
def teardown_method(self, method):
"""Stop everything that was started."""
self.hass.stop()
def test_sensor_numeric_state(self):
"""Test sensor on numeric state platform observations."""
config = {
"binary_sensor": {
"platform": "bayesian",
"name": "Test_Binary",
"observations": [
{
"platform": "numeric_state",
"entity_id": "sensor.test_monitored",
"below": 10,
"above": 5,
"prob_given_true": 0.6,
},
{
"platform": "numeric_state",
"entity_id": "sensor.test_monitored1",
"below": 7,
"above": 5,
"prob_given_true": 0.9,
"prob_given_false": 0.1,
},
],
"prior": 0.2,
}
}
assert setup_component(self.hass, "binary_sensor", config)
self.hass.states.set("sensor.test_monitored", 4)
self.hass.block_till_done()
state = self.hass.states.get("binary_sensor.test_binary")
assert [] == state.attributes.get("observations")
assert 0.2 == state.attributes.get("probability")
assert state.state == "off"
self.hass.states.set("sensor.test_monitored", 6)
self.hass.block_till_done()
self.hass.states.set("sensor.test_monitored", 4)
self.hass.block_till_done()
self.hass.states.set("sensor.test_monitored", 6)
self.hass.states.set("sensor.test_monitored1", 6)
self.hass.block_till_done()
state = self.hass.states.get("binary_sensor.test_binary")
assert [
{"prob_false": 0.4, "prob_true": 0.6},
{"prob_false": 0.1, "prob_true": 0.9},
] == state.attributes.get("observations")
assert round(abs(0.77 - state.attributes.get("probability")), 7) == 0
assert state.state == "on"
self.hass.states.set("sensor.test_monitored", 6)
self.hass.states.set("sensor.test_monitored1", 0)
self.hass.block_till_done()
self.hass.states.set("sensor.test_monitored", 4)
self.hass.block_till_done()
state = self.hass.states.get("binary_sensor.test_binary")
assert 0.2 == state.attributes.get("probability")
assert state.state == "off"
self.hass.states.set("sensor.test_monitored", 15)
self.hass.block_till_done()
state = self.hass.states.get("binary_sensor.test_binary")
assert state.state == "off"
def test_sensor_state(self):
"""Test sensor on state platform observations."""
config = {
"binary_sensor": {
"name": "Test_Binary",
"platform": "bayesian",
"observations": [
{
"platform": "state",
"entity_id": "sensor.test_monitored",
"to_state": "off",
"prob_given_true": 0.8,
"prob_given_false": 0.4,
}
],
"prior": 0.2,
"probability_threshold": 0.32,
}
}
assert setup_component(self.hass, "binary_sensor", config)
self.hass.states.set("sensor.test_monitored", "on")
state = self.hass.states.get("binary_sensor.test_binary")
assert [] == state.attributes.get("observations")
assert 0.2 == state.attributes.get("probability")
assert state.state == "off"
self.hass.states.set("sensor.test_monitored", "off")
self.hass.block_till_done()
self.hass.states.set("sensor.test_monitored", "on")
self.hass.block_till_done()
self.hass.states.set("sensor.test_monitored", "off")
self.hass.block_till_done()
state = self.hass.states.get("binary_sensor.test_binary")
assert [{"prob_true": 0.8, "prob_false": 0.4}] == state.attributes.get(
"observations"
)
assert round(abs(0.33 - state.attributes.get("probability")), 7) == 0
assert state.state == "on"
self.hass.states.set("sensor.test_monitored", "off")
self.hass.block_till_done()
self.hass.states.set("sensor.test_monitored", "on")
self.hass.block_till_done()
state = self.hass.states.get("binary_sensor.test_binary")
assert round(abs(0.2 - state.attributes.get("probability")), 7) == 0
assert state.state == "off"
def test_threshold(self):
"""Test sensor on probabilty threshold limits."""
config = {
"binary_sensor": {
"name": "Test_Binary",
"platform": "bayesian",
"observations": [
{
"platform": "state",
"entity_id": "sensor.test_monitored",
"to_state": "on",
"prob_given_true": 1.0,
}
],
"prior": 0.5,
"probability_threshold": 1.0,
}
}
assert setup_component(self.hass, "binary_sensor", config)
self.hass.states.set("sensor.test_monitored", "on")
self.hass.block_till_done()
state = self.hass.states.get("binary_sensor.test_binary")
assert round(abs(1.0 - state.attributes.get("probability")), 7) == 0
assert state.state == "on"
def test_multiple_observations(self):
"""Test sensor with multiple observations of same entity."""
config = {
"binary_sensor": {
"name": "Test_Binary",
"platform": "bayesian",
"observations": [
{
"platform": "state",
"entity_id": "sensor.test_monitored",
"to_state": "blue",
"prob_given_true": 0.8,
"prob_given_false": 0.4,
},
{
"platform": "state",
"entity_id": "sensor.test_monitored",
"to_state": "red",
"prob_given_true": 0.2,
"prob_given_false": 0.4,
},
],
"prior": 0.2,
"probability_threshold": 0.32,
}
}
assert setup_component(self.hass, "binary_sensor", config)
self.hass.states.set("sensor.test_monitored", "off")
state = self.hass.states.get("binary_sensor.test_binary")
assert [] == state.attributes.get("observations")
assert 0.2 == state.attributes.get("probability")
assert state.state == "off"
self.hass.states.set("sensor.test_monitored", "blue")
self.hass.block_till_done()
self.hass.states.set("sensor.test_monitored", "off")
self.hass.block_till_done()
self.hass.states.set("sensor.test_monitored", "blue")
self.hass.block_till_done()
state = self.hass.states.get("binary_sensor.test_binary")
assert [{"prob_true": 0.8, "prob_false": 0.4}] == state.attributes.get(
"observations"
)
assert round(abs(0.33 - state.attributes.get("probability")), 7) == 0
assert state.state == "on"
self.hass.states.set("sensor.test_monitored", "blue")
self.hass.block_till_done()
self.hass.states.set("sensor.test_monitored", "red")
self.hass.block_till_done()
state = self.hass.states.get("binary_sensor.test_binary")
assert round(abs(0.11 - state.attributes.get("probability")), 7) == 0
assert state.state == "off"
def test_probability_updates(self):
"""Test probability update function."""
prob_true = [0.3, 0.6, 0.8]
prob_false = [0.7, 0.4, 0.2]
prior = 0.5
for pt, pf in zip(prob_true, prob_false):
prior = bayesian.update_probability(prior, pt, pf)
assert round(abs(0.720000 - prior), 7) == 0
prob_true = [0.8, 0.3, 0.9]
prob_false = [0.6, 0.4, 0.2]
prior = 0.7
for pt, pf in zip(prob_true, prob_false):
prior = bayesian.update_probability(prior, pt, pf)
assert round(abs(0.9130434782608695 - prior), 7) == 0