core/tests/components/test_api.py

395 lines
13 KiB
Python

"""The tests for the Home Assistant API component."""
# pylint: disable=protected-access
from contextlib import closing
import json
import unittest
import requests
from homeassistant import setup, const
import homeassistant.core as ha
import homeassistant.components.http as http
from tests.common import get_test_instance_port, get_test_home_assistant
API_PASSWORD = "test1234"
SERVER_PORT = get_test_instance_port()
HTTP_BASE_URL = "http://127.0.0.1:{}".format(SERVER_PORT)
HA_HEADERS = {
const.HTTP_HEADER_HA_AUTH: API_PASSWORD,
const.HTTP_HEADER_CONTENT_TYPE: const.CONTENT_TYPE_JSON,
}
hass = None
def _url(path=""):
"""Helper method to generate URLs."""
return HTTP_BASE_URL + path
# pylint: disable=invalid-name
def setUpModule():
"""Initialize a Home Assistant server."""
global hass
hass = get_test_home_assistant()
hass.bus.listen('test_event', lambda _: _)
hass.states.set('test.test', 'a_state')
setup.setup_component(
hass, http.DOMAIN,
{http.DOMAIN: {http.CONF_API_PASSWORD: API_PASSWORD,
http.CONF_SERVER_PORT: SERVER_PORT}})
setup.setup_component(hass, 'api')
hass.start()
# pylint: disable=invalid-name
def tearDownModule():
"""Stop the Home Assistant server."""
hass.stop()
class TestAPI(unittest.TestCase):
"""Test the API."""
def tearDown(self):
"""Stop everything that was started."""
hass.block_till_done()
def test_api_list_state_entities(self):
"""Test if the debug interface allows us to list state entities."""
req = requests.get(_url(const.URL_API_STATES),
headers=HA_HEADERS)
remote_data = [ha.State.from_dict(item) for item in req.json()]
self.assertEqual(hass.states.all(), remote_data)
def test_api_get_state(self):
"""Test if the debug interface allows us to get a state."""
req = requests.get(
_url(const.URL_API_STATES_ENTITY.format("test.test")),
headers=HA_HEADERS)
data = ha.State.from_dict(req.json())
state = hass.states.get("test.test")
self.assertEqual(state.state, data.state)
self.assertEqual(state.last_changed, data.last_changed)
self.assertEqual(state.attributes, data.attributes)
def test_api_get_non_existing_state(self):
"""Test if the debug interface allows us to get a state."""
req = requests.get(
_url(const.URL_API_STATES_ENTITY.format("does_not_exist")),
headers=HA_HEADERS)
self.assertEqual(404, req.status_code)
def test_api_state_change(self):
"""Test if we can change the state of an entity that exists."""
hass.states.set("test.test", "not_to_be_set")
requests.post(_url(const.URL_API_STATES_ENTITY.format("test.test")),
data=json.dumps({"state": "debug_state_change2"}),
headers=HA_HEADERS)
self.assertEqual("debug_state_change2",
hass.states.get("test.test").state)
# pylint: disable=invalid-name
def test_api_state_change_of_non_existing_entity(self):
"""Test if changing a state of a non existing entity is possible."""
new_state = "debug_state_change"
req = requests.post(
_url(const.URL_API_STATES_ENTITY.format(
"test_entity.that_does_not_exist")),
data=json.dumps({'state': new_state}),
headers=HA_HEADERS)
cur_state = (hass.states.
get("test_entity.that_does_not_exist").state)
self.assertEqual(201, req.status_code)
self.assertEqual(cur_state, new_state)
# pylint: disable=invalid-name
def test_api_state_change_with_bad_data(self):
"""Test if API sends appropriate error if we omit state."""
req = requests.post(
_url(const.URL_API_STATES_ENTITY.format(
"test_entity.that_does_not_exist")),
data=json.dumps({}),
headers=HA_HEADERS)
self.assertEqual(400, req.status_code)
# pylint: disable=invalid-name
def test_api_state_change_push(self):
"""Test if we can push a change the state of an entity."""
hass.states.set("test.test", "not_to_be_set")
events = []
hass.bus.listen(const.EVENT_STATE_CHANGED,
lambda ev: events.append(ev))
requests.post(_url(const.URL_API_STATES_ENTITY.format("test.test")),
data=json.dumps({"state": "not_to_be_set"}),
headers=HA_HEADERS)
hass.block_till_done()
self.assertEqual(0, len(events))
requests.post(_url(const.URL_API_STATES_ENTITY.format("test.test")),
data=json.dumps({"state": "not_to_be_set",
"force_update": True}),
headers=HA_HEADERS)
hass.block_till_done()
self.assertEqual(1, len(events))
# pylint: disable=invalid-name
def test_api_fire_event_with_no_data(self):
"""Test if the API allows us to fire an event."""
test_value = []
def listener(event):
"""Helper method that will verify our event got called."""
test_value.append(1)
hass.bus.listen_once("test.event_no_data", listener)
requests.post(
_url(const.URL_API_EVENTS_EVENT.format("test.event_no_data")),
headers=HA_HEADERS)
hass.block_till_done()
self.assertEqual(1, len(test_value))
# pylint: disable=invalid-name
def test_api_fire_event_with_data(self):
"""Test if the API allows us to fire an event."""
test_value = []
def listener(event):
"""Helper method that will verify that our event got called.
Also test if our data came through.
"""
if "test" in event.data:
test_value.append(1)
hass.bus.listen_once("test_event_with_data", listener)
requests.post(
_url(const.URL_API_EVENTS_EVENT.format("test_event_with_data")),
data=json.dumps({"test": 1}),
headers=HA_HEADERS)
hass.block_till_done()
self.assertEqual(1, len(test_value))
# pylint: disable=invalid-name
def test_api_fire_event_with_invalid_json(self):
"""Test if the API allows us to fire an event."""
test_value = []
def listener(event):
"""Helper method that will verify our event got called."""
test_value.append(1)
hass.bus.listen_once("test_event_bad_data", listener)
req = requests.post(
_url(const.URL_API_EVENTS_EVENT.format("test_event_bad_data")),
data=json.dumps('not an object'),
headers=HA_HEADERS)
hass.block_till_done()
self.assertEqual(400, req.status_code)
self.assertEqual(0, len(test_value))
# Try now with valid but unusable JSON
req = requests.post(
_url(const.URL_API_EVENTS_EVENT.format("test_event_bad_data")),
data=json.dumps([1, 2, 3]),
headers=HA_HEADERS)
hass.block_till_done()
self.assertEqual(400, req.status_code)
self.assertEqual(0, len(test_value))
def test_api_get_config(self):
"""Test the return of the configuration."""
req = requests.get(_url(const.URL_API_CONFIG),
headers=HA_HEADERS)
result = req.json()
if 'components' in result:
result['components'] = set(result['components'])
self.assertEqual(hass.config.as_dict(), result)
def test_api_get_components(self):
"""Test the return of the components."""
req = requests.get(_url(const.URL_API_COMPONENTS),
headers=HA_HEADERS)
self.assertEqual(hass.config.components, set(req.json()))
def test_api_get_event_listeners(self):
"""Test if we can get the list of events being listened for."""
req = requests.get(_url(const.URL_API_EVENTS),
headers=HA_HEADERS)
local = hass.bus.listeners
for event in req.json():
self.assertEqual(event["listener_count"],
local.pop(event["event"]))
self.assertEqual(0, len(local))
def test_api_get_services(self):
"""Test if we can get a dict describing current services."""
req = requests.get(_url(const.URL_API_SERVICES),
headers=HA_HEADERS)
local_services = hass.services.services
for serv_domain in req.json():
local = local_services.pop(serv_domain["domain"])
self.assertEqual(local, serv_domain["services"])
def test_api_call_service_no_data(self):
"""Test if the API allows us to call a service."""
test_value = []
@ha.callback
def listener(service_call):
"""Helper method that will verify that our service got called."""
test_value.append(1)
hass.services.register("test_domain", "test_service", listener)
requests.post(
_url(const.URL_API_SERVICES_SERVICE.format(
"test_domain", "test_service")),
headers=HA_HEADERS)
hass.block_till_done()
self.assertEqual(1, len(test_value))
def test_api_call_service_with_data(self):
"""Test if the API allows us to call a service."""
test_value = []
@ha.callback
def listener(service_call):
"""Helper method that will verify that our service got called.
Also test if our data came through.
"""
if "test" in service_call.data:
test_value.append(1)
hass.services.register("test_domain", "test_service", listener)
requests.post(
_url(const.URL_API_SERVICES_SERVICE.format(
"test_domain", "test_service")),
data=json.dumps({"test": 1}),
headers=HA_HEADERS)
hass.block_till_done()
self.assertEqual(1, len(test_value))
def test_api_template(self):
"""Test the template API."""
hass.states.set('sensor.temperature', 10)
req = requests.post(
_url(const.URL_API_TEMPLATE),
json={"template": '{{ states.sensor.temperature.state }}'},
headers=HA_HEADERS)
self.assertEqual('10', req.text)
def test_api_template_error(self):
"""Test the template API."""
hass.states.set('sensor.temperature', 10)
req = requests.post(
_url(const.URL_API_TEMPLATE),
data=json.dumps({"template":
'{{ states.sensor.temperature.state'}),
headers=HA_HEADERS)
self.assertEqual(400, req.status_code)
def test_stream(self):
"""Test the stream."""
listen_count = self._listen_count()
with closing(requests.get(_url(const.URL_API_STREAM), timeout=3,
stream=True, headers=HA_HEADERS)) as req:
stream = req.iter_content(1)
self.assertEqual(listen_count + 1, self._listen_count())
hass.bus.fire('test_event')
data = self._stream_next_event(stream)
self.assertEqual('test_event', data['event_type'])
def test_stream_with_restricted(self):
"""Test the stream with restrictions."""
listen_count = self._listen_count()
url = _url('{}?restrict=test_event1,test_event3'.format(
const.URL_API_STREAM))
with closing(requests.get(url, stream=True, timeout=3,
headers=HA_HEADERS)) as req:
stream = req.iter_content(1)
self.assertEqual(listen_count + 1, self._listen_count())
hass.bus.fire('test_event1')
data = self._stream_next_event(stream)
self.assertEqual('test_event1', data['event_type'])
hass.bus.fire('test_event2')
hass.bus.fire('test_event3')
data = self._stream_next_event(stream)
self.assertEqual('test_event3', data['event_type'])
def _stream_next_event(self, stream):
"""Read the stream for next event while ignoring ping."""
while True:
data = b''
last_new_line = False
for dat in stream:
if dat == b'\n' and last_new_line:
break
data += dat
last_new_line = dat == b'\n'
conv = data.decode('utf-8').strip()[6:]
if conv != 'ping':
break
return json.loads(conv)
def _listen_count(self):
"""Return number of event listeners."""
return sum(hass.bus.listeners.values())