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Support for Entity.available in sensor/rest (#10073)

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This commit is contained in:
pezinek 2017-10-23 23:29:41 +02:00 • committed by Fabian Affolter
parent 74e93e5853
commit d1424714c7
2 changed files with 12 additions and 8 deletions
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9
homeassistant/components/sensor/rest.py
View file

@ -68,10 +68,6 @@ def setup_platform(hass, config, add_devices, discovery_info=None):
rest = RestData(method, resource, auth, headers, payload, verify_ssl)
rest.update()
if rest.data is None:
_LOGGER.error("Unable to fetch REST data")
return False
add_devices([RestSensor(hass, rest, name, unit, value_template)], True)
@ -97,6 +93,11 @@ class RestSensor(Entity):
"""Return the unit the value is expressed in."""
return self._unit_of_measurement
@property
def available(self):
"""Return if the sensor data are available."""
return self.rest.data is not None
@property
def state(self):
"""Return the state of the device."""

11
tests/components/sensor/test_rest.py
View file

@ -45,18 +45,18 @@ class TestRestSensorSetup(unittest.TestCase):
side_effect=requests.exceptions.ConnectionError())
def test_setup_failed_connect(self, mock_req):
"""Test setup when connection error occurs."""
self.assertFalse(rest.setup_platform(self.hass, {
self.assertTrue(rest.setup_platform(self.hass, {
'platform': 'rest',
'resource': 'http://localhost',
}, None))
}, lambda devices, update=True: None) is None)
@patch('requests.Session.send', side_effect=Timeout())
def test_setup_timeout(self, mock_req):
"""Test setup when connection timeout occurs."""
self.assertFalse(rest.setup_platform(self.hass, {
self.assertTrue(rest.setup_platform(self.hass, {
'platform': 'rest',
'resource': 'http://localhost',
}, None))
}, lambda devices, update=True: None) is None)
@requests_mock.Mocker()
def test_setup_minimum(self, mock_req):
@ -165,6 +165,7 @@ class TestRestSensor(unittest.TestCase):
'rest.RestData.update', side_effect=self.update_side_effect(None))
self.sensor.update()
self.assertEqual(STATE_UNKNOWN, self.sensor.state)
self.assertFalse(self.sensor.available)
def test_update_when_value_changed(self):
"""Test state gets updated when sensor returns a new status."""
@ -173,6 +174,7 @@ class TestRestSensor(unittest.TestCase):
'{ "key": "updated_state" }'))
self.sensor.update()
self.assertEqual('updated_state', self.sensor.state)
self.assertTrue(self.sensor.available)
def test_update_with_no_template(self):
"""Test update when there is no value template."""
@ -183,6 +185,7 @@ class TestRestSensor(unittest.TestCase):
self.hass, self.rest, self.name, self.unit_of_measurement, None)
self.sensor.update()
self.assertEqual('plain_state', self.sensor.state)
self.assertTrue(self.sensor.available)
class TestRestData(unittest.TestCase):