core/tests/test_component_sun.py

91 lines
3.2 KiB
Python

"""
tests.test_component_sun
~~~~~~~~~~~~~~~~~~~~~~~~~~
Tests Sun component.
"""
# pylint: disable=too-many-public-methods,protected-access
import unittest
from datetime import timedelta
import ephem
import homeassistant as ha
import homeassistant.util.dt as dt_util
import homeassistant.components.sun as sun
class TestSun(unittest.TestCase):
""" Test the sun module. """
def setUp(self): # pylint: disable=invalid-name
self.hass = ha.HomeAssistant()
def tearDown(self): # pylint: disable=invalid-name
""" Stop down stuff we started. """
self.hass.stop()
def test_is_on(self):
""" Test is_on method. """
self.hass.states.set(sun.ENTITY_ID, sun.STATE_ABOVE_HORIZON)
self.assertTrue(sun.is_on(self.hass))
self.hass.states.set(sun.ENTITY_ID, sun.STATE_BELOW_HORIZON)
self.assertFalse(sun.is_on(self.hass))
def test_setting_rising(self):
""" Test retrieving sun setting and rising. """
# Compare it with the real data
self.hass.config.latitude = '32.87336'
self.hass.config.longitude = '117.22743'
sun.setup(self.hass, None)
observer = ephem.Observer()
observer.lat = '32.87336' # pylint: disable=assigning-non-slot
observer.long = '117.22743' # pylint: disable=assigning-non-slot
utc_now = dt_util.utcnow()
body_sun = ephem.Sun() # pylint: disable=no-member
next_rising_dt = observer.next_rising(
body_sun, start=utc_now).datetime().replace(tzinfo=dt_util.UTC)
next_setting_dt = observer.next_setting(
body_sun, start=utc_now).datetime().replace(tzinfo=dt_util.UTC)
# Home Assistant strips out microseconds
# strip it out of the datetime objects
next_rising_dt = dt_util.strip_microseconds(next_rising_dt)
next_setting_dt = dt_util.strip_microseconds(next_setting_dt)
self.assertEqual(next_rising_dt, sun.next_rising_utc(self.hass))
self.assertEqual(next_setting_dt, sun.next_setting_utc(self.hass))
# Point it at a state without the proper attributes
self.hass.states.set(sun.ENTITY_ID, sun.STATE_ABOVE_HORIZON)
self.assertIsNone(sun.next_rising(self.hass))
self.assertIsNone(sun.next_setting(self.hass))
# Point it at a non-existing state
self.assertIsNone(sun.next_rising(self.hass, 'non.existing'))
self.assertIsNone(sun.next_setting(self.hass, 'non.existing'))
def test_state_change(self):
""" Test if the state changes at next setting/rising. """
self.hass.config.latitude = '32.87336'
self.hass.config.longitude = '117.22743'
sun.setup(self.hass, None)
if sun.is_on(self.hass):
test_state = sun.STATE_BELOW_HORIZON
test_time = sun.next_setting(self.hass)
else:
test_state = sun.STATE_ABOVE_HORIZON
test_time = sun.next_rising(self.hass)
self.assertIsNotNone(test_time)
self.hass.bus.fire(ha.EVENT_TIME_CHANGED,
{ha.ATTR_NOW: test_time + timedelta(seconds=5)})
self.hass.pool.block_till_done()
self.assertEqual(test_state, self.hass.states.get(sun.ENTITY_ID).state)