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Remove loader.get_component (#23111)

Browse Source 
* Remove get_component

* Lint
This commit is contained in:
Paulus Schoutsen 2019-04-14 22:31:01 -07:00 committed by Jason Hu
parent 23cb579f9f
commit b0d893afc9
11 changed files with 69 additions and 84 deletions
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28
homeassistant/loader.py
View File

@ -41,6 +41,12 @@ DATA_INTEGRATIONS = 'integrations'
PACKAGE_CUSTOM_COMPONENTS = 'custom_components'
PACKAGE_BUILTIN = 'homeassistant.components'
LOOKUP_PATHS = [PACKAGE_CUSTOM_COMPONENTS, PACKAGE_BUILTIN]
CUSTOM_WARNING = (
'You are using a custom integration for %s which has not '
'been tested by Home Assistant. This component might '
'cause stability problems, be sure to disable it if you '
'do experience issues with Home Assistant.'
)
_UNDEF = object()
@ -159,6 +165,7 @@ async def async_get_integration(hass: 'HomeAssistant', domain: str)\
Integration.resolve_from_root, hass, custom_components, domain
)
if integration is not None:
_LOGGER.warning(CUSTOM_WARNING, domain)
cache[domain] = integration
return integration
@ -210,20 +217,6 @@ class CircularDependency(LoaderError):
self.to_domain = to_domain
def get_component(hass, # type: HomeAssistant
comp_or_platform: str) -> Optional[ModuleType]:
"""Try to load specified component.
Async friendly.
"""
comp = _load_file(hass, comp_or_platform, LOOKUP_PATHS)
if comp is None:
_LOGGER.error("Unable to find component %s", comp_or_platform)
return comp
def _load_file(hass, # type: HomeAssistant
comp_or_platform: str,
base_paths: List[str]) -> Optional[ModuleType]:
@ -266,12 +259,7 @@ def _load_file(hass, # type: HomeAssistant
cache[comp_or_platform] = module
if module.__name__.startswith(PACKAGE_CUSTOM_COMPONENTS):
_LOGGER.warning(
'You are using a custom component for %s which has not '
'been tested by Home Assistant. This component might '
'cause stability problems, be sure to disable it if you '
'do experience issues with Home Assistant.',
comp_or_platform)
_LOGGER.warning(CUSTOM_WARNING, comp_or_platform)
return module

7
tests/components/device_sun_light_trigger/test_init.py
View File

@ -5,7 +5,6 @@ from asynctest import patch
import pytest
from homeassistant.setup import async_setup_component
import homeassistant.loader as loader
from homeassistant.const import CONF_PLATFORM, STATE_HOME, STATE_NOT_HOME
from homeassistant.components import (
device_tracker, light, device_sun_light_trigger)
@ -18,13 +17,13 @@ from tests.components.light import common as common_light
@pytest.fixture
def scanner(hass):
"""Initialize components."""
scanner = loader.get_component(
hass, 'test.device_tracker').get_scanner(None, None)
scanner = getattr(
hass.components, 'test.device_tracker').get_scanner(None, None)
scanner.reset()
scanner.come_home('DEV1')
loader.get_component(hass, 'test.light').init()
getattr(hass.components, 'test.light').init()
with patch(
'homeassistant.components.device_tracker.load_yaml_config_file',

11
tests/components/device_tracker/test_init.py
View File

@ -13,7 +13,6 @@ from homeassistant.components import zone
from homeassistant.core import callback, State
from homeassistant.setup import async_setup_component
from homeassistant.helpers import discovery
from homeassistant.loader import get_component
import homeassistant.util.dt as dt_util
from homeassistant.const import (
ATTR_ENTITY_ID, ATTR_ENTITY_PICTURE, ATTR_FRIENDLY_NAME, ATTR_HIDDEN,
@ -191,7 +190,7 @@ async def test_discover_platform(mock_demo_setup_scanner, mock_see, hass):
async def test_update_stale(hass):
"""Test stalled update."""
scanner = get_component(hass, 'test.device_tracker').SCANNER
scanner = getattr(hass.components, 'test.device_tracker').SCANNER
scanner.reset()
scanner.come_home('DEV1')
@ -255,7 +254,7 @@ async def test_device_hidden(hass, yaml_devices):
hide_if_away=True)
device_tracker.update_config(yaml_devices, dev_id, device)
scanner = get_component(hass, 'test.device_tracker').SCANNER
scanner = getattr(hass.components, 'test.device_tracker').SCANNER
scanner.reset()
with assert_setup_component(1, device_tracker.DOMAIN):
@ -274,7 +273,7 @@ async def test_group_all_devices(hass, yaml_devices):
hide_if_away=True)
device_tracker.update_config(yaml_devices, dev_id, device)
scanner = get_component(hass, 'test.device_tracker').SCANNER
scanner = getattr(hass.components, 'test.device_tracker').SCANNER
scanner.reset()
with assert_setup_component(1, device_tracker.DOMAIN):
@ -440,7 +439,7 @@ async def test_see_passive_zone_state(hass):
'zone': zone_info
})
scanner = get_component(hass, 'test.device_tracker').SCANNER
scanner = getattr(hass.components, 'test.device_tracker').SCANNER
scanner.reset()
scanner.come_home('dev1')
@ -556,7 +555,7 @@ def test_bad_platform(hass):
async def test_adding_unknown_device_to_config(mock_device_tracker_conf, hass):
"""Test the adding of unknown devices to configuration file."""
scanner = get_component(hass, 'test.device_tracker').SCANNER
scanner = getattr(hass.components, 'test.device_tracker').SCANNER
scanner.reset()
scanner.come_home('DEV1')

33
tests/components/flux/test_switch.py
View File

@ -6,7 +6,6 @@ from homeassistant.setup import setup_component
from homeassistant.components import switch, light
from homeassistant.const import (
CONF_PLATFORM, STATE_ON, SERVICE_TURN_ON, SUN_EVENT_SUNRISE)
import homeassistant.loader as loader
import homeassistant.util.dt as dt_util
from tests.common import (
@ -74,7 +73,7 @@ class TestSwitchFlux(unittest.TestCase):
def test_flux_when_switch_is_off(self):
"""Test the flux switch when it is off."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -114,7 +113,7 @@ class TestSwitchFlux(unittest.TestCase):
def test_flux_before_sunrise(self):
"""Test the flux switch before sunrise."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -159,7 +158,7 @@ class TestSwitchFlux(unittest.TestCase):
# pylint: disable=invalid-name
def test_flux_after_sunrise_before_sunset(self):
"""Test the flux switch after sunrise and before sunset."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -205,7 +204,7 @@ class TestSwitchFlux(unittest.TestCase):
# pylint: disable=invalid-name
def test_flux_after_sunset_before_stop(self):
"""Test the flux switch after sunset and before stop."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -252,7 +251,7 @@ class TestSwitchFlux(unittest.TestCase):
# pylint: disable=invalid-name
def test_flux_after_stop_before_sunrise(self):
"""Test the flux switch after stop and before sunrise."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -297,7 +296,7 @@ class TestSwitchFlux(unittest.TestCase):
# pylint: disable=invalid-name
def test_flux_with_custom_start_stop_times(self):
"""Test the flux with custom start and stop times."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -347,7 +346,7 @@ class TestSwitchFlux(unittest.TestCase):
This test has the stop_time on the next day (after midnight).
"""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -398,7 +397,7 @@ class TestSwitchFlux(unittest.TestCase):
This test has the stop_time on the next day (after midnight).
"""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -448,7 +447,7 @@ class TestSwitchFlux(unittest.TestCase):
This test has the stop_time on the next day (after midnight).
"""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -497,7 +496,7 @@ class TestSwitchFlux(unittest.TestCase):
This test has the stop_time on the next day (after midnight).
"""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -547,7 +546,7 @@ class TestSwitchFlux(unittest.TestCase):
This test has the stop_time on the next day (after midnight).
"""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -594,7 +593,7 @@ class TestSwitchFlux(unittest.TestCase):
# pylint: disable=invalid-name
def test_flux_with_custom_colortemps(self):
"""Test the flux with custom start and stop colortemps."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -643,7 +642,7 @@ class TestSwitchFlux(unittest.TestCase):
# pylint: disable=invalid-name
def test_flux_with_custom_brightness(self):
"""Test the flux with custom start and stop colortemps."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -690,7 +689,7 @@ class TestSwitchFlux(unittest.TestCase):
def test_flux_with_multiple_lights(self):
"""Test the flux switch with multiple light entities."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -758,7 +757,7 @@ class TestSwitchFlux(unittest.TestCase):
def test_flux_with_mired(self):
"""Test the flux switch´s mode mired."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})
@ -802,7 +801,7 @@ class TestSwitchFlux(unittest.TestCase):
def test_flux_with_rgb(self):
"""Test the flux switch´s mode rgb."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
{light.DOMAIN: {CONF_PLATFORM: 'test'}})

3
tests/components/generic_thermostat/test_climate.py
View File

@ -18,7 +18,6 @@ from homeassistant.const import (
TEMP_FAHRENHEIT,
ATTR_TEMPERATURE
)
from homeassistant import loader
from homeassistant.util.unit_system import METRIC_SYSTEM
from homeassistant.components import input_boolean, switch
from homeassistant.components.climate.const import (
@ -98,7 +97,7 @@ async def test_heater_input_boolean(hass, setup_comp_1):
async def test_heater_switch(hass, setup_comp_1):
"""Test heater switching test switch."""
platform = loader.get_component(hass, 'test.switch')
platform = getattr(hass.components, 'test.switch')
platform.init()
switch_1 = platform.DEVICES[1]
assert await async_setup_component(hass, switch.DOMAIN, {'switch': {

12
tests/components/light/test_init.py
View File

@ -7,7 +7,7 @@ from io import StringIO
import pytest
from homeassistant import core, loader
from homeassistant import core
from homeassistant.exceptions import Unauthorized
from homeassistant.setup import setup_component, async_setup_component
from homeassistant.const import (
@ -121,7 +121,7 @@ class TestLight(unittest.TestCase):
def test_services(self):
"""Test the provided services."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
assert setup_component(self.hass, light.DOMAIN,
@ -308,7 +308,7 @@ class TestLight(unittest.TestCase):
def test_broken_light_profiles(self):
"""Test light profiles."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
user_light_file = self.hass.config.path(light.LIGHT_PROFILES_FILE)
@ -323,7 +323,7 @@ class TestLight(unittest.TestCase):
def test_light_profiles(self):
"""Test light profiles."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
user_light_file = self.hass.config.path(light.LIGHT_PROFILES_FILE)
@ -362,7 +362,7 @@ class TestLight(unittest.TestCase):
def test_default_profiles_group(self):
"""Test default turn-on light profile for all lights."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
user_light_file = self.hass.config.path(light.LIGHT_PROFILES_FILE)
@ -400,7 +400,7 @@ class TestLight(unittest.TestCase):
def test_default_profiles_light(self):
"""Test default turn-on light profile for a specific light."""
platform = loader.get_component(self.hass, 'test.light')
platform = getattr(self.hass.components, 'test.light')
platform.init()
user_light_file = self.hass.config.path(light.LIGHT_PROFILES_FILE)

3
tests/components/scene/test_init.py
View File

@ -3,7 +3,6 @@ import io
import unittest
from homeassistant.setup import setup_component
from homeassistant import loader
from homeassistant.components import light, scene
from homeassistant.util import yaml
@ -18,7 +17,7 @@ class TestScene(unittest.TestCase):
def setUp(self): # pylint: disable=invalid-name
"""Set up things to be run when tests are started."""
self.hass = get_test_home_assistant()
test_light = loader.get_component(self.hass, 'test.light')
test_light = getattr(self.hass.components, 'test.light')
test_light.init()
assert setup_component(self.hass, light.DOMAIN, {

6
tests/components/switch/test_init.py
View File

@ -3,7 +3,7 @@
import unittest
from homeassistant.setup import setup_component, async_setup_component
from homeassistant import core, loader
from homeassistant import core
from homeassistant.components import switch
from homeassistant.const import STATE_ON, STATE_OFF, CONF_PLATFORM
@ -18,7 +18,7 @@ class TestSwitch(unittest.TestCase):
def setUp(self):
"""Set up things to be run when tests are started."""
self.hass = get_test_home_assistant()
platform = loader.get_component(self.hass, 'test.switch')
platform = getattr(self.hass.components, 'test.switch')
platform.init()
# Switch 1 is ON, switch 2 is OFF
self.switch_1, self.switch_2, self.switch_3 = \
@ -77,7 +77,7 @@ class TestSwitch(unittest.TestCase):
def test_setup_two_platforms(self):
"""Test with bad configuration."""
# Test if switch component returns 0 switches
test_platform = loader.get_component(self.hass, 'test.switch')
test_platform = getattr(self.hass.components, 'test.switch')
test_platform.init(True)
mock_entity_platform(self.hass, 'switch.test2', test_platform)

8
tests/helpers/test_service.py
View File

@ -10,7 +10,7 @@ import pytest
# To prevent circular import when running just this file
import homeassistant.components # noqa
from homeassistant import core as ha, loader, exceptions
from homeassistant import core as ha, exceptions
from homeassistant.const import STATE_ON, STATE_OFF, ATTR_ENTITY_ID
from homeassistant.setup import async_setup_component
import homeassistant.helpers.config_validation as cv
@ -177,7 +177,7 @@ async def test_extract_entity_ids(hass):
hass.states.async_set('light.Ceiling', STATE_OFF)
hass.states.async_set('light.Kitchen', STATE_OFF)
await loader.get_component(hass, 'group').Group.async_create_group(
await hass.components.group.Group.async_create_group(
hass, 'test', ['light.Ceiling', 'light.Kitchen'])
call = ha.ServiceCall('light', 'turn_on',
@ -252,7 +252,7 @@ async def test_extract_entity_ids_from_area(hass):
@asyncio.coroutine
def test_async_get_all_descriptions(hass):
"""Test async_get_all_descriptions."""
group = loader.get_component(hass, 'group')
group = hass.components.group
group_config = {group.DOMAIN: {}}
yield from async_setup_component(hass, group.DOMAIN, group_config)
descriptions = yield from service.async_get_all_descriptions(hass)
@ -262,7 +262,7 @@ def test_async_get_all_descriptions(hass):
assert 'description' in descriptions['group']['reload']
assert 'fields' in descriptions['group']['reload']
logger = loader.get_component(hass, 'logger')
logger = hass.components.logger
logger_config = {logger.DOMAIN: {}}
yield from async_setup_component(hass, logger.DOMAIN, logger_config)
descriptions = yield from service.async_get_all_descriptions(hass)

36
tests/test_loader.py
View File

@ -8,11 +8,6 @@ from homeassistant.components.hue import light as hue_light
from tests.common import MockModule, async_mock_service, mock_integration
def test_get_component(hass):
"""Test if get_component works."""
assert http == loader.get_component(hass, 'http')
async def test_component_dependencies(hass):
"""Test if we can get the proper load order of components."""
mock_integration(hass, MockModule('mod1'))
@ -84,17 +79,28 @@ async def test_helpers_wrapper(hass):
async def test_custom_component_name(hass):
"""Test the name attribte of custom components."""
comp = loader.get_component(hass, 'test_standalone')
integration = await loader.async_get_integration(hass, 'test_standalone')
int_comp = integration.get_component()
assert int_comp.__name__ == 'custom_components.test_standalone'
assert int_comp.__package__ == 'custom_components'
comp = hass.components.test_standalone
assert comp.__name__ == 'custom_components.test_standalone'
assert comp.__package__ == 'custom_components'
comp = loader.get_component(hass, 'test_package')
integration = await loader.async_get_integration(hass, 'test_package')
int_comp = integration.get_component()
assert int_comp.__name__ == 'custom_components.test_package'
assert int_comp.__package__ == 'custom_components.test_package'
comp = hass.components.test_package
assert comp.__name__ == 'custom_components.test_package'
assert comp.__package__ == 'custom_components.test_package'
comp = loader.get_component(hass, 'test.light')
assert comp.__name__ == 'custom_components.test.light'
assert comp.__package__ == 'custom_components.test'
integration = await loader.async_get_integration(hass, 'test')
platform = integration.get_platform('light')
assert platform.__name__ == 'custom_components.test.light'
assert platform.__package__ == 'custom_components.test'
# Test custom components is mounted
from custom_components.test_package import TEST
@ -103,12 +109,12 @@ async def test_custom_component_name(hass):
async def test_log_warning_custom_component(hass, caplog):
"""Test that we log a warning when loading a custom component."""
loader.get_component(hass, 'test_standalone')
assert \
'You are using a custom component for test_standalone' in caplog.text
hass.components.test_standalone
assert 'You are using a custom integration for test_standalone' \
in caplog.text
loader.get_component(hass, 'test.light')
assert 'You are using a custom component for test.light' in caplog.text
await loader.async_get_integration(hass, 'test')
assert 'You are using a custom integration for test ' in caplog.text
async def test_get_integration(hass):

6
tests/test_setup.py
View File

@ -12,7 +12,7 @@ from homeassistant.core import callback
from homeassistant.const import (
EVENT_HOMEASSISTANT_START, EVENT_COMPONENT_LOADED)
import homeassistant.config as config_util
from homeassistant import setup, loader
from homeassistant import setup
import homeassistant.util.dt as dt_util
from homeassistant.helpers.config_validation import (
PLATFORM_SCHEMA, PLATFORM_SCHEMA_BASE)
@ -502,8 +502,6 @@ class TestSetup:
MockModule('disabled_component', setup=lambda hass, config: False))
assert not setup.setup_component(self.hass, 'disabled_component', {})
assert loader.get_component(
self.hass, 'disabled_component') is not None
assert 'disabled_component' not in self.hass.config.components
self.hass.data.pop(setup.DATA_SETUP)
@ -512,8 +510,6 @@ class TestSetup:
MockModule('disabled_component', setup=lambda hass, config: True))
assert setup.setup_component(self.hass, 'disabled_component', {})
assert loader.get_component(
self.hass, 'disabled_component') is not None
assert 'disabled_component' in self.hass.config.components
def test_all_work_done_before_start(self):