| from autotest_lib.client.bin import test, utils |
| from autotest_lib.client.common_lib import error |
| import re, os, logging |
| |
| class hwclock(test.test): |
| version = 1 |
| |
| def run_once(self): |
| """ |
| Set hwclock back to a date in 1980 and verify if the changes took |
| effect in the system. |
| """ |
| logging.info('Setting hwclock to 2/2/80 03:04:00') |
| utils.system('/sbin/hwclock --set --date "2/2/80 03:04:00"') |
| date = utils.system_output('LC_ALL=C /sbin/hwclock') |
| if not re.match('Sat *Feb *2 *03:04:.. 1980', date): |
| raise error.TestFail("Failed to set hwclock back to the eighties. " |
| "Output of hwclock is '%s'" % date) |
| |
| |
| def cleanup(self): |
| """ |
| Restore hardware clock to current system time. |
| """ |
| logging.info('Restoring the hardware clock') |
| utils.system('/sbin/hwclock --systohc --noadjfile --utc') |
