core/tests/components/test_graphite.py

177 lines
6.8 KiB
Python

"""
tests.components.test_graphite
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Tests graphite feeder.
"""
import socket
import unittest
from unittest import mock
import homeassistant.core as ha
import homeassistant.components.graphite as graphite
from homeassistant.const import (
EVENT_STATE_CHANGED,
EVENT_HOMEASSISTANT_START, EVENT_HOMEASSISTANT_STOP,
STATE_ON, STATE_OFF)
class TestGraphite(unittest.TestCase):
def setup_method(self, method):
self.hass = ha.HomeAssistant()
self.hass.config.latitude = 32.87336
self.hass.config.longitude = 117.22743
self.gf = graphite.GraphiteFeeder(self.hass, 'foo', 123, 'ha')
def teardown_method(self, method):
""" Stop down stuff we started. """
self.hass.stop()
@mock.patch('homeassistant.components.graphite.GraphiteFeeder')
def test_minimal_config(self, mock_gf):
self.assertTrue(graphite.setup(self.hass, {}))
mock_gf.assert_called_once_with(self.hass, 'localhost', 2003, 'ha')
@mock.patch('homeassistant.components.graphite.GraphiteFeeder')
def test_full_config(self, mock_gf):
config = {
'graphite': {
'host': 'foo',
'port': 123,
'prefix': 'me',
}
}
self.assertTrue(graphite.setup(self.hass, config))
mock_gf.assert_called_once_with(self.hass, 'foo', 123, 'me')
@mock.patch('homeassistant.components.graphite.GraphiteFeeder')
def test_config_bad_port(self, mock_gf):
config = {
'graphite': {
'host': 'foo',
'port': 'wrong',
}
}
self.assertFalse(graphite.setup(self.hass, config))
self.assertFalse(mock_gf.called)
def test_subscribe(self):
fake_hass = mock.MagicMock()
gf = graphite.GraphiteFeeder(fake_hass, 'foo', 123, 'ha')
fake_hass.bus.listen_once.has_calls([
mock.call(EVENT_HOMEASSISTANT_START, gf.start_listen),
mock.call(EVENT_HOMEASSISTANT_STOP, gf.shutdown),
])
fake_hass.bus.listen.assert_called_once_with(
EVENT_STATE_CHANGED, gf.event_listener)
def test_start(self):
with mock.patch.object(self.gf, 'start') as mock_start:
self.gf.start_listen('event')
mock_start.assert_called_once_with()
def test_shutdown(self):
with mock.patch.object(self.gf, '_queue') as mock_queue:
self.gf.shutdown('event')
mock_queue.put.assert_called_once_with(self.gf._quit_object)
def test_event_listener(self):
with mock.patch.object(self.gf, '_queue') as mock_queue:
self.gf.event_listener('foo')
mock_queue.put.assert_called_once_with('foo')
@mock.patch('time.time')
def test_report_attributes(self, mock_time):
mock_time.return_value = 12345
attrs = {'foo': 1,
'bar': 2.0,
'baz': True,
'bat': 'NaN',
}
expected = [
'ha.entity.foo 1.000000 12345',
'ha.entity.bar 2.000000 12345',
'ha.entity.baz 1.000000 12345',
]
state = mock.MagicMock(state=0, attributes=attrs)
with mock.patch.object(self.gf, '_send_to_graphite') as mock_send:
self.gf._report_attributes('entity', state)
actual = mock_send.call_args_list[0][0][0].split('\n')
self.assertEqual(sorted(expected), sorted(actual))
@mock.patch('time.time')
def test_report_with_string_state(self, mock_time):
mock_time.return_value = 12345
expected = [
'ha.entity.foo 1.000000 12345',
'ha.entity.state 1.000000 12345',
]
state = mock.MagicMock(state='above_horizon', attributes={'foo': 1.0})
with mock.patch.object(self.gf, '_send_to_graphite') as mock_send:
self.gf._report_attributes('entity', state)
actual = mock_send.call_args_list[0][0][0].split('\n')
self.assertEqual(sorted(expected), sorted(actual))
@mock.patch('time.time')
def test_report_with_binary_state(self, mock_time):
mock_time.return_value = 12345
state = ha.State('domain.entity', STATE_ON, {'foo': 1.0})
with mock.patch.object(self.gf, '_send_to_graphite') as mock_send:
self.gf._report_attributes('entity', state)
expected = ['ha.entity.foo 1.000000 12345',
'ha.entity.state 1.000000 12345']
actual = mock_send.call_args_list[0][0][0].split('\n')
self.assertEqual(sorted(expected), sorted(actual))
state.state = STATE_OFF
with mock.patch.object(self.gf, '_send_to_graphite') as mock_send:
self.gf._report_attributes('entity', state)
expected = ['ha.entity.foo 1.000000 12345',
'ha.entity.state 0.000000 12345']
actual = mock_send.call_args_list[0][0][0].split('\n')
self.assertEqual(sorted(expected), sorted(actual))
@mock.patch('socket.socket')
def test_send_to_graphite(self, mock_socket):
self.gf._send_to_graphite('foo')
mock_socket.assert_called_once_with(socket.AF_INET,
socket.SOCK_STREAM)
sock = mock_socket.return_value
sock.connect.assert_called_once_with(('foo', 123))
sock.sendall.assert_called_once_with('foo'.encode('ascii'))
sock.send.assert_called_once_with('\n'.encode('ascii'))
sock.close.assert_called_once_with()
def test_run_stops(self):
with mock.patch.object(self.gf, '_queue') as mock_queue:
mock_queue.get.return_value = self.gf._quit_object
self.assertEqual(None, self.gf.run())
mock_queue.get.assert_called_once_with()
mock_queue.task_done.assert_called_once_with()
def test_run(self):
runs = []
event = mock.MagicMock(event_type=EVENT_STATE_CHANGED,
data={'entity_id': 'entity',
'new_state': mock.MagicMock()})
def fake_get():
if len(runs) >= 2:
return self.gf._quit_object
elif runs:
runs.append(1)
return mock.MagicMock(event_type='somethingelse')
else:
runs.append(1)
return event
with mock.patch.object(self.gf, '_queue') as mock_queue:
with mock.patch.object(self.gf, '_report_attributes') as mock_r:
mock_queue.get.side_effect = fake_get
self.gf.run()
# Twice for two events, once for the stop
self.assertEqual(3, mock_queue.task_done.call_count)
mock_r.assert_called_once_with(
'entity',
event.data['new_state'])