qubes-installer-qubes-os/anaconda/tests/storage/devicelibs/mdraid.py
2011-03-31 13:40:54 +02:00

108 lines
3.1 KiB
Python

import baseclass
import unittest
import storage.devicelibs.mdraid as mdraid
import time
class MDRaidTestCase(baseclass.DevicelibsTestCase):
def testMDRaid(self):
##
## getRaidLevels
##
# pass
self.assertEqual(mdraid.getRaidLevels(), mdraid.getRaidLevels())
##
## get_raid_min_members
##
# pass
self.assertEqual(mdraid.get_raid_min_members(mdraid.RAID0), 2)
self.assertEqual(mdraid.get_raid_min_members(mdraid.RAID1), 2)
self.assertEqual(mdraid.get_raid_min_members(mdraid.RAID5), 3)
self.assertEqual(mdraid.get_raid_min_members(mdraid.RAID6), 4)
self.assertEqual(mdraid.get_raid_min_members(mdraid.RAID10), 2)
# fail
# unsupported raid
self.assertRaises(ValueError, mdraid.get_raid_min_members, 4)
##
## get_raid_max_spares
##
# pass
self.assertEqual(mdraid.get_raid_max_spares(mdraid.RAID0, 5), 0)
self.assertEqual(mdraid.get_raid_max_spares(mdraid.RAID1, 5), 3)
self.assertEqual(mdraid.get_raid_max_spares(mdraid.RAID5, 5), 2)
self.assertEqual(mdraid.get_raid_max_spares(mdraid.RAID6, 5), 1)
self.assertEqual(mdraid.get_raid_max_spares(mdraid.RAID10, 5), 3)
# fail
# unsupported raid
self.assertRaises(ValueError, mdraid.get_raid_max_spares, 4, 5)
##
## mdcreate
##
# pass
self.assertEqual(mdraid.mdcreate("/dev/md0", 1, [self._LOOP_DEV0, self._LOOP_DEV1]), None)
# wait for raid to settle
time.sleep(2)
# fail
self.assertRaises(mdraid.MDRaidError, mdraid.mdcreate, "/dev/md1", 1, ["/not/existing/dev0", "/not/existing/dev1"])
##
## mddeactivate
##
# pass
self.assertEqual(mdraid.mddeactivate("/dev/md0"), None)
# fail
self.assertRaises(mdraid.MDRaidError, mdraid.mddeactivate, "/not/existing/md")
##
## mdadd
##
# pass
# TODO
# fail
self.assertRaises(mdraid.MDRaidError, mdraid.mdadd, "/not/existing/device")
##
## mdactivate
##
# pass
self.assertEqual(mdraid.mdactivate("/dev/md0", [self._LOOP_DEV0, self._LOOP_DEV1], super_minor=0), None)
# wait for raid to settle
time.sleep(2)
# fail
self.assertRaises(mdraid.MDRaidError, mdraid.mdactivate, "/not/existing/md", super_minor=1)
# requires super_minor or uuid
self.assertRaises(ValueError, mdraid.mdactivate, "/dev/md1")
##
## mddestroy
##
# pass
# deactivate first
self.assertEqual(mdraid.mddeactivate("/dev/md0"), None)
self.assertEqual(mdraid.mddestroy(self._LOOP_DEV0), None)
self.assertEqual(mdraid.mddestroy(self._LOOP_DEV1), None)
# fail
# not a component
self.assertRaises(mdraid.MDRaidError, mdraid.mddestroy, "/dev/md0")
self.assertRaises(mdraid.MDRaidError, mdraid.mddestroy, "/not/existing/device")
def suite():
return unittest.TestLoader().loadTestsFromTestCase(MDRaidTestCase)
if __name__ == "__main__":
unittest.main()