async def test_check_ha_config_file_wrong(mock_check, hass):
"""Check that restart with a bad config doesn't propagate to stop."""
mock_check.return_value = check_config.HomeAssistantConfig()
mock_check.return_value.add_error("bad")
assert await config_util.async_check_ha_config_file(hass) == "bad"
async def test_check_ha_config_file_correct(mock_check, hass):
"""Check that restart propagates to stop."""
mock_check.return_value = check_config.HomeAssistantConfig()
assert await config_util.async_check_ha_config_file(hass) is None