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Merge pull request #1099 from balloob/sensor_template_startup_error

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Sensor template startup error
This commit is contained in:
Paulus Schoutsen 2016-02-02 18:32:09 -08:00
commit b14f7f7ed0
2 changed files with 24 additions and 3 deletions
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5
homeassistant/components/sensor/template.py
View File

@ -126,4 +126,9 @@ class SensorTemplate(Entity):
self._state = template.render(self.hass, self._template)
except TemplateError as ex:
self._state = STATE_ERROR
if ex.args and ex.args[0].startswith(
"UndefinedError: 'None' has no attribute"):
# Common during HA startup - so just a warning
_LOGGER.warning(ex)
return
_LOGGER.error(ex)

22
tests/components/sensor/test_template.py
View File

@ -26,19 +26,19 @@ class TestTemplateSensor:
'sensors': {
'test_template_sensor': {
'value_template':
"{{ states.sensor.test_state.state }}"
"It {{ states.sensor.test_state.state }}."
}
}
}
})
state = self.hass.states.get('sensor.test_template_sensor')
assert state.state == ''
assert state.state == 'It .'
self.hass.states.set('sensor.test_state', 'Works')
self.hass.pool.block_till_done()
state = self.hass.states.get('sensor.test_template_sensor')
assert state.state == 'Works'
assert state.state == 'It Works.'
def test_template_syntax_error(self):
assert sensor.setup(self.hass, {
@ -58,6 +58,22 @@ class TestTemplateSensor:
state = self.hass.states.get('sensor.test_template_sensor')
assert state.state == 'error'
def test_template_attribute_missing(self):
assert sensor.setup(self.hass, {
'sensor': {
'platform': 'template',
'sensors': {
'test_template_sensor': {
'value_template':
"It {{ states.sensor.test_state.attributes.missing }}."
}
}
}
})
state = self.hass.states.get('sensor.test_template_sensor')
assert state.state == 'error'
def test_invalid_name_does_not_create(self):
assert sensor.setup(self.hass, {
'sensor': {