546 lines
17 KiB
Python
546 lines
17 KiB
Python
"""Set up some common test helper things."""
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import asyncio
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import datetime
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import functools
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import logging
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import ssl
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import threading
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from aiohttp.test_utils import make_mocked_request
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import multidict
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import pytest
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import requests_mock as _requests_mock
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from homeassistant import core as ha, loader, runner, util
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from homeassistant.auth.const import GROUP_ID_ADMIN, GROUP_ID_READ_ONLY
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from homeassistant.auth.providers import homeassistant, legacy_api_password
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from homeassistant.components import mqtt
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from homeassistant.components.websocket_api.auth import (
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TYPE_AUTH,
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TYPE_AUTH_OK,
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TYPE_AUTH_REQUIRED,
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)
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from homeassistant.components.websocket_api.http import URL
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from homeassistant.const import ATTR_NOW, EVENT_TIME_CHANGED
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from homeassistant.exceptions import ServiceNotFound
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from homeassistant.helpers import config_entry_oauth2_flow, event
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from homeassistant.setup import async_setup_component
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from homeassistant.util import location
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from tests.async_mock import MagicMock, patch
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from tests.ignore_uncaught_exceptions import IGNORE_UNCAUGHT_EXCEPTIONS
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pytest.register_assert_rewrite("tests.common")
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from tests.common import ( # noqa: E402, isort:skip
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CLIENT_ID,
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INSTANCES,
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MockUser,
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async_fire_mqtt_message,
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async_test_home_assistant,
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mock_storage as mock_storage,
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)
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from tests.test_util.aiohttp import mock_aiohttp_client # noqa: E402, isort:skip
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logging.basicConfig(level=logging.DEBUG)
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logging.getLogger("sqlalchemy.engine").setLevel(logging.INFO)
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asyncio.set_event_loop_policy(runner.HassEventLoopPolicy(False))
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# Disable fixtures overriding our beautiful policy
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asyncio.set_event_loop_policy = lambda policy: None
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def pytest_configure(config):
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"""Register marker for tests that log exceptions."""
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config.addinivalue_line(
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"markers", "no_fail_on_log_exception: mark test to not fail on logged exception"
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)
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def check_real(func):
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"""Force a function to require a keyword _test_real to be passed in."""
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@functools.wraps(func)
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async def guard_func(*args, **kwargs):
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real = kwargs.pop("_test_real", None)
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if not real:
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raise Exception(
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'Forgot to mock or pass "_test_real=True" to %s', func.__name__
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)
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return await func(*args, **kwargs)
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return guard_func
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# Guard a few functions that would make network connections
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location.async_detect_location_info = check_real(location.async_detect_location_info)
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util.get_local_ip = lambda: "127.0.0.1"
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@pytest.fixture(autouse=True)
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def verify_cleanup():
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"""Verify that the test has cleaned up resources correctly."""
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threads_before = frozenset(threading.enumerate())
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yield
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if len(INSTANCES) >= 2:
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count = len(INSTANCES)
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for inst in INSTANCES:
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inst.stop()
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pytest.exit(f"Detected non stopped instances ({count}), aborting test run")
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threads = frozenset(threading.enumerate()) - threads_before
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assert not threads
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@pytest.fixture
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def hass_storage():
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"""Fixture to mock storage."""
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with mock_storage() as stored_data:
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yield stored_data
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@pytest.fixture
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def hass(loop, hass_storage, request):
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"""Fixture to provide a test instance of Home Assistant."""
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def exc_handle(loop, context):
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"""Handle exceptions by rethrowing them, which will fail the test."""
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# Most of these contexts will contain an exception, but not all.
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# The docs note the key as "optional"
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# See https://docs.python.org/3/library/asyncio-eventloop.html#asyncio.loop.call_exception_handler
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if "exception" in context:
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exceptions.append(context["exception"])
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else:
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exceptions.append(
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Exception(
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"Received exception handler without exception, but with message: %s"
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% context["message"]
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)
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)
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orig_exception_handler(loop, context)
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exceptions = []
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hass = loop.run_until_complete(async_test_home_assistant(loop))
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orig_exception_handler = loop.get_exception_handler()
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loop.set_exception_handler(exc_handle)
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yield hass
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loop.run_until_complete(hass.async_stop(force=True))
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for ex in exceptions:
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if (
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request.module.__name__,
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request.function.__name__,
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) in IGNORE_UNCAUGHT_EXCEPTIONS:
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continue
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if isinstance(ex, ServiceNotFound):
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continue
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raise ex
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@pytest.fixture
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async def stop_hass():
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"""Make sure all hass are stopped."""
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orig_hass = ha.HomeAssistant
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created = []
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def mock_hass():
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hass_inst = orig_hass()
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created.append(hass_inst)
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return hass_inst
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with patch("homeassistant.core.HomeAssistant", mock_hass):
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yield
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for hass_inst in created:
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if hass_inst.state == ha.CoreState.stopped:
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continue
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with patch.object(hass_inst.loop, "stop"):
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await hass_inst.async_block_till_done()
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await hass_inst.async_stop(force=True)
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@pytest.fixture
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def requests_mock():
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"""Fixture to provide a requests mocker."""
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with _requests_mock.mock() as m:
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yield m
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@pytest.fixture
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def aioclient_mock():
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"""Fixture to mock aioclient calls."""
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with mock_aiohttp_client() as mock_session:
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yield mock_session
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@pytest.fixture
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def mock_device_tracker_conf():
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"""Prevent device tracker from reading/writing data."""
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devices = []
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async def mock_update_config(path, id, entity):
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devices.append(entity)
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with patch(
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"homeassistant.components.device_tracker.legacy"
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".DeviceTracker.async_update_config",
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side_effect=mock_update_config,
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), patch(
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"homeassistant.components.device_tracker.legacy.async_load_config",
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side_effect=lambda *args: devices,
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):
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yield devices
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@pytest.fixture
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def hass_access_token(hass, hass_admin_user):
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"""Return an access token to access Home Assistant."""
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refresh_token = hass.loop.run_until_complete(
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hass.auth.async_create_refresh_token(hass_admin_user, CLIENT_ID)
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)
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return hass.auth.async_create_access_token(refresh_token)
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@pytest.fixture
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def hass_owner_user(hass, local_auth):
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"""Return a Home Assistant admin user."""
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return MockUser(is_owner=True).add_to_hass(hass)
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@pytest.fixture
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def hass_admin_user(hass, local_auth):
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"""Return a Home Assistant admin user."""
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admin_group = hass.loop.run_until_complete(
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hass.auth.async_get_group(GROUP_ID_ADMIN)
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)
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return MockUser(groups=[admin_group]).add_to_hass(hass)
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@pytest.fixture
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def hass_read_only_user(hass, local_auth):
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"""Return a Home Assistant read only user."""
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read_only_group = hass.loop.run_until_complete(
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hass.auth.async_get_group(GROUP_ID_READ_ONLY)
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)
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return MockUser(groups=[read_only_group]).add_to_hass(hass)
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@pytest.fixture
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def hass_read_only_access_token(hass, hass_read_only_user):
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"""Return a Home Assistant read only user."""
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refresh_token = hass.loop.run_until_complete(
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hass.auth.async_create_refresh_token(hass_read_only_user, CLIENT_ID)
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)
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return hass.auth.async_create_access_token(refresh_token)
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@pytest.fixture
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def legacy_auth(hass):
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"""Load legacy API password provider."""
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prv = legacy_api_password.LegacyApiPasswordAuthProvider(
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hass,
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hass.auth._store,
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{"type": "legacy_api_password", "api_password": "test-password"},
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)
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hass.auth._providers[(prv.type, prv.id)] = prv
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return prv
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@pytest.fixture
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def local_auth(hass):
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"""Load local auth provider."""
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prv = homeassistant.HassAuthProvider(
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hass, hass.auth._store, {"type": "homeassistant"}
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)
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hass.auth._providers[(prv.type, prv.id)] = prv
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return prv
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@pytest.fixture
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def hass_client(hass, aiohttp_client, hass_access_token):
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"""Return an authenticated HTTP client."""
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async def auth_client():
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"""Return an authenticated client."""
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return await aiohttp_client(
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hass.http.app, headers={"Authorization": f"Bearer {hass_access_token}"}
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)
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return auth_client
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@pytest.fixture
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def current_request():
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"""Mock current request."""
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with patch("homeassistant.components.http.current_request") as mock_request_context:
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mocked_request = make_mocked_request(
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"GET",
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"/some/request",
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headers={"Host": "example.com"},
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sslcontext=ssl.SSLContext(ssl.PROTOCOL_TLS),
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)
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mock_request_context.get.return_value = mocked_request
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yield mock_request_context
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@pytest.fixture
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def current_request_with_host(current_request):
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"""Mock current request with a host header."""
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new_headers = multidict.CIMultiDict(current_request.get.return_value.headers)
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new_headers[config_entry_oauth2_flow.HEADER_FRONTEND_BASE] = "https://example.com"
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current_request.get.return_value = current_request.get.return_value.clone(
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headers=new_headers
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)
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@pytest.fixture
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def hass_ws_client(aiohttp_client, hass_access_token, hass):
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"""Websocket client fixture connected to websocket server."""
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async def create_client(hass=hass, access_token=hass_access_token):
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"""Create a websocket client."""
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assert await async_setup_component(hass, "websocket_api", {})
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client = await aiohttp_client(hass.http.app)
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with patch("homeassistant.components.http.auth.setup_auth"):
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websocket = await client.ws_connect(URL)
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auth_resp = await websocket.receive_json()
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assert auth_resp["type"] == TYPE_AUTH_REQUIRED
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if access_token is None:
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await websocket.send_json(
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{"type": TYPE_AUTH, "access_token": "incorrect"}
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)
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else:
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await websocket.send_json(
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{"type": TYPE_AUTH, "access_token": access_token}
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)
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auth_ok = await websocket.receive_json()
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assert auth_ok["type"] == TYPE_AUTH_OK
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# wrap in client
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websocket.client = client
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return websocket
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return create_client
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@pytest.fixture(autouse=True)
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def fail_on_log_exception(request, monkeypatch):
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"""Fixture to fail if a callback wrapped by catch_log_exception or coroutine wrapped by async_create_catching_coro throws."""
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if "no_fail_on_log_exception" in request.keywords:
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return
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def log_exception(format_err, *args):
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raise
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monkeypatch.setattr("homeassistant.util.logging.log_exception", log_exception)
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@pytest.fixture
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def mqtt_config():
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"""Fixture to allow overriding MQTT config."""
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return None
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@pytest.fixture
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def mqtt_client_mock(hass):
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"""Fixture to mock MQTT client."""
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mid = 0
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def get_mid():
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nonlocal mid
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mid += 1
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return mid
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class FakeInfo:
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def __init__(self, mid):
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self.mid = mid
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self.rc = 0
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with patch("paho.mqtt.client.Client") as mock_client:
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@ha.callback
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def _async_fire_mqtt_message(topic, payload, qos, retain):
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async_fire_mqtt_message(hass, topic, payload, qos, retain)
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mid = get_mid()
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mock_client.on_publish(0, 0, mid)
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return FakeInfo(mid)
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def _subscribe(topic, qos=0):
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mid = get_mid()
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mock_client.on_subscribe(0, 0, mid)
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return (0, mid)
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def _unsubscribe(topic):
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mid = get_mid()
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mock_client.on_unsubscribe(0, 0, mid)
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return (0, mid)
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mock_client = mock_client.return_value
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mock_client.connect.return_value = 0
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mock_client.subscribe.side_effect = _subscribe
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mock_client.unsubscribe.side_effect = _unsubscribe
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mock_client.publish.side_effect = _async_fire_mqtt_message
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yield mock_client
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@pytest.fixture
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async def mqtt_mock(hass, mqtt_client_mock, mqtt_config):
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"""Fixture to mock MQTT component."""
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if mqtt_config is None:
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mqtt_config = {mqtt.CONF_BROKER: "mock-broker"}
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result = await async_setup_component(hass, mqtt.DOMAIN, {mqtt.DOMAIN: mqtt_config})
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assert result
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await hass.async_block_till_done()
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# Workaround: asynctest==0.13 fails on @functools.lru_cache
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spec = dir(hass.data["mqtt"])
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spec.remove("_matching_subscriptions")
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mqtt_component_mock = MagicMock(
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return_value=hass.data["mqtt"],
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spec_set=spec,
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wraps=hass.data["mqtt"],
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)
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mqtt_component_mock._mqttc = mqtt_client_mock
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hass.data["mqtt"] = mqtt_component_mock
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component = hass.data["mqtt"]
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component.reset_mock()
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return component
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@pytest.fixture
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def mock_zeroconf():
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"""Mock zeroconf."""
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with patch("homeassistant.components.zeroconf.HaZeroconf") as mock_zc:
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yield mock_zc.return_value
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@pytest.fixture
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def legacy_patchable_time():
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"""Allow time to be patchable by using event listeners instead of asyncio loop."""
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@ha.callback
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@loader.bind_hass
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def async_track_point_in_utc_time(hass, action, point_in_time):
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"""Add a listener that fires once after a specific point in UTC time."""
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# Ensure point_in_time is UTC
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point_in_time = event.dt_util.as_utc(point_in_time)
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# Since this is called once, we accept a HassJob so we can avoid
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# having to figure out how to call the action every time its called.
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job = action if isinstance(action, ha.HassJob) else ha.HassJob(action)
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@ha.callback
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def point_in_time_listener(event):
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"""Listen for matching time_changed events."""
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now = event.data[ATTR_NOW]
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if now < point_in_time or hasattr(point_in_time_listener, "run"):
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return
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# Set variable so that we will never run twice.
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# Because the event bus might have to wait till a thread comes
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# available to execute this listener it might occur that the
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# listener gets lined up twice to be executed. This will make
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# sure the second time it does nothing.
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setattr(point_in_time_listener, "run", True)
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async_unsub()
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hass.async_run_hass_job(job, now)
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async_unsub = hass.bus.async_listen(EVENT_TIME_CHANGED, point_in_time_listener)
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return async_unsub
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@ha.callback
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@loader.bind_hass
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def async_track_utc_time_change(
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hass, action, hour=None, minute=None, second=None, local=False
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):
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"""Add a listener that will fire if time matches a pattern."""
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job = ha.HassJob(action)
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# We do not have to wrap the function with time pattern matching logic
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# if no pattern given
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if all(val is None for val in (hour, minute, second)):
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@ha.callback
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def time_change_listener(ev) -> None:
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"""Fire every time event that comes in."""
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hass.async_run_hass_job(job, ev.data[ATTR_NOW])
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return hass.bus.async_listen(EVENT_TIME_CHANGED, time_change_listener)
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matching_seconds = event.dt_util.parse_time_expression(second, 0, 59)
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matching_minutes = event.dt_util.parse_time_expression(minute, 0, 59)
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matching_hours = event.dt_util.parse_time_expression(hour, 0, 23)
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next_time = None
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def calculate_next(now) -> None:
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"""Calculate and set the next time the trigger should fire."""
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nonlocal next_time
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localized_now = event.dt_util.as_local(now) if local else now
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next_time = event.dt_util.find_next_time_expression_time(
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localized_now, matching_seconds, matching_minutes, matching_hours
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)
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# Make sure rolling back the clock doesn't prevent the timer from
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# triggering.
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last_now = None
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@ha.callback
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def pattern_time_change_listener(ev) -> None:
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"""Listen for matching time_changed events."""
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nonlocal next_time, last_now
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now = ev.data[ATTR_NOW]
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if last_now is None or now < last_now:
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# Time rolled back or next time not yet calculated
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calculate_next(now)
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last_now = now
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if next_time <= now:
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hass.async_run_hass_job(
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job, event.dt_util.as_local(now) if local else now
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)
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calculate_next(now + datetime.timedelta(seconds=1))
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# We can't use async_track_point_in_utc_time here because it would
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# break in the case that the system time abruptly jumps backwards.
|
|
# Our custom last_now logic takes care of resolving that scenario.
|
|
return hass.bus.async_listen(EVENT_TIME_CHANGED, pattern_time_change_listener)
|
|
|
|
with patch(
|
|
"homeassistant.helpers.event.async_track_point_in_utc_time",
|
|
async_track_point_in_utc_time,
|
|
), patch(
|
|
"homeassistant.helpers.event.async_track_utc_time_change",
|
|
async_track_utc_time_change,
|
|
):
|
|
yield
|
|
|
|
|
|
@pytest.fixture
|
|
def enable_custom_integrations(hass):
|
|
"""Enable custom integrations defined in the test dir."""
|
|
hass.data.pop(loader.DATA_CUSTOM_COMPONENTS)
|