218 lines
6.2 KiB
Python
218 lines
6.2 KiB
Python
"""Test util methods."""
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from datetime import timedelta
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import os
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import sqlite3
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from unittest.mock import MagicMock, patch
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import pytest
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from homeassistant.components.recorder import util
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from homeassistant.components.recorder.const import DATA_INSTANCE, SQLITE_URL_PREFIX
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from homeassistant.util import dt as dt_util
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from .common import wait_recording_done
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from tests.common import get_test_home_assistant, init_recorder_component
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@pytest.fixture
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def hass_recorder():
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"""Home Assistant fixture with in-memory recorder."""
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hass = get_test_home_assistant()
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def setup_recorder(config=None):
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"""Set up with params."""
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init_recorder_component(hass, config)
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hass.start()
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hass.block_till_done()
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hass.data[DATA_INSTANCE].block_till_done()
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return hass
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yield setup_recorder
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hass.stop()
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def test_recorder_bad_commit(hass_recorder):
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"""Bad _commit should retry 3 times."""
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hass = hass_recorder()
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def work(session):
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"""Bad work."""
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session.execute("select * from notthere")
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with patch(
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"homeassistant.components.recorder.time.sleep"
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) as e_mock, util.session_scope(hass=hass) as session:
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res = util.commit(session, work)
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assert res is False
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assert e_mock.call_count == 3
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def test_recorder_bad_execute(hass_recorder):
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"""Bad execute, retry 3 times."""
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from sqlalchemy.exc import SQLAlchemyError
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hass_recorder()
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def to_native(validate_entity_id=True):
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"""Raise exception."""
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raise SQLAlchemyError()
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mck1 = MagicMock()
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mck1.to_native = to_native
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with pytest.raises(SQLAlchemyError), patch(
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"homeassistant.components.recorder.time.sleep"
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) as e_mock:
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util.execute((mck1,), to_native=True)
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assert e_mock.call_count == 2
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def test_validate_or_move_away_sqlite_database_with_integrity_check(
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hass, tmpdir, caplog
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):
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"""Ensure a malformed sqlite database is moved away.
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A quick_check is run here
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"""
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db_integrity_check = True
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test_dir = tmpdir.mkdir("test_validate_or_move_away_sqlite_database")
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test_db_file = f"{test_dir}/broken.db"
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dburl = f"{SQLITE_URL_PREFIX}{test_db_file}"
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util.validate_sqlite_database(test_db_file, db_integrity_check) is True
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assert os.path.exists(test_db_file) is True
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assert (
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util.validate_or_move_away_sqlite_database(dburl, db_integrity_check) is False
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)
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_corrupt_db_file(test_db_file)
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assert util.validate_sqlite_database(dburl, db_integrity_check) is False
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assert (
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util.validate_or_move_away_sqlite_database(dburl, db_integrity_check) is False
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)
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assert "corrupt or malformed" in caplog.text
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assert util.validate_sqlite_database(dburl, db_integrity_check) is False
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assert util.validate_or_move_away_sqlite_database(dburl, db_integrity_check) is True
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def test_validate_or_move_away_sqlite_database_without_integrity_check(
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hass, tmpdir, caplog
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):
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"""Ensure a malformed sqlite database is moved away.
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The quick_check is skipped, but we can still find
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corruption if the whole database is unreadable
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"""
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db_integrity_check = False
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test_dir = tmpdir.mkdir("test_validate_or_move_away_sqlite_database")
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test_db_file = f"{test_dir}/broken.db"
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dburl = f"{SQLITE_URL_PREFIX}{test_db_file}"
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util.validate_sqlite_database(test_db_file, db_integrity_check) is True
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assert os.path.exists(test_db_file) is True
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assert (
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util.validate_or_move_away_sqlite_database(dburl, db_integrity_check) is False
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)
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_corrupt_db_file(test_db_file)
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assert util.validate_sqlite_database(dburl, db_integrity_check) is False
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assert (
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util.validate_or_move_away_sqlite_database(dburl, db_integrity_check) is False
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)
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assert "corrupt or malformed" in caplog.text
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assert util.validate_sqlite_database(dburl, db_integrity_check) is False
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assert util.validate_or_move_away_sqlite_database(dburl, db_integrity_check) is True
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def test_last_run_was_recently_clean(hass_recorder):
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"""Test we can check if the last recorder run was recently clean."""
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hass = hass_recorder()
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cursor = hass.data[DATA_INSTANCE].engine.raw_connection().cursor()
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assert util.last_run_was_recently_clean(cursor) is False
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hass.data[DATA_INSTANCE]._close_run()
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wait_recording_done(hass)
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assert util.last_run_was_recently_clean(cursor) is True
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thirty_min_future_time = dt_util.utcnow() + timedelta(minutes=30)
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with patch(
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"homeassistant.components.recorder.dt_util.utcnow",
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return_value=thirty_min_future_time,
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):
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assert util.last_run_was_recently_clean(cursor) is False
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def test_basic_sanity_check(hass_recorder):
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"""Test the basic sanity checks with a missing table."""
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hass = hass_recorder()
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cursor = hass.data[DATA_INSTANCE].engine.raw_connection().cursor()
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assert util.basic_sanity_check(cursor) is True
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cursor.execute("DROP TABLE states;")
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with pytest.raises(sqlite3.DatabaseError):
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util.basic_sanity_check(cursor)
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def test_combined_checks(hass_recorder):
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"""Run Checks on the open database."""
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hass = hass_recorder()
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db_integrity_check = False
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cursor = hass.data[DATA_INSTANCE].engine.raw_connection().cursor()
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assert (
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util.run_checks_on_open_db("fake_db_path", cursor, db_integrity_check) is None
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)
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# We are patching recorder.util here in order
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# to avoid creating the full database on disk
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with patch("homeassistant.components.recorder.util.last_run_was_recently_clean"):
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assert (
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util.run_checks_on_open_db("fake_db_path", cursor, db_integrity_check)
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is None
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)
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with patch(
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"homeassistant.components.recorder.util.last_run_was_recently_clean",
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side_effect=sqlite3.DatabaseError,
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), pytest.raises(sqlite3.DatabaseError):
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util.run_checks_on_open_db("fake_db_path", cursor, db_integrity_check)
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cursor.execute("DROP TABLE events;")
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with pytest.raises(sqlite3.DatabaseError):
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util.run_checks_on_open_db("fake_db_path", cursor, db_integrity_check)
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def _corrupt_db_file(test_db_file):
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"""Corrupt an sqlite3 database file."""
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f = open(test_db_file, "a")
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f.write("I am a corrupt db")
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f.close()
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