| # Copyright 2017 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| from autotest_lib.client.common_lib.cros import cr50_utils |
| from autotest_lib.server.cros.faft.cr50_test import Cr50Test |
| |
| |
| class firmware_Cr50UpdateScriptStress(Cr50Test): |
| """ |
| Stress the Cr50 Update Script. |
| |
| Clear the update state to force the device to retry the cr50 update. This |
| will not update cr50. It will just force the cr50-update script to get |
| the version and verify an update is not needed. If there are any reboots |
| caused by the update verification, then we know something failed. |
| |
| This test is intended to be run with many iterations to ensure that the |
| update process is not flaky. |
| """ |
| version = 1 |
| |
| def run_once(self, host): |
| """Run the cr50 update script and make sure there aren't errors""" |
| # Find the last cr50 update message already in /var/log/messages |
| last_message = cr50_utils.CheckForFailures(host, '') |
| |
| # Clears the state and reboots the system to get the cr50-update to run |
| cr50_utils.ClearUpdateStateAndReboot(host) |
| |
| cr50_utils.CheckForFailures(host, last_message) |
