core-admin/core/tests/test_qubesutils.py
Wojciech Zygmunt Porczyk ee059df63e qubesutils.py: get_disk_usage
get_disk_usage is moved from code-modules and backup.py and rewritten not to
call external du

This commit is part of #822 fix.
2014-04-24 21:50:12 +02:00

49 lines
1.7 KiB
Python

#!/usr/bin/python -O
#
# The Qubes OS Project, http://www.qubes-os.org
#
# Copyright (C) 2014 Wojciech Porczyk <wojciech@porczyk.eu>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
#
import subprocess
import unittest
import qubes.qubesutils
class TestCaseFunctionsAndConstants(unittest.TestCase):
def check_output_int(self, cmd):
return int(subprocess.check_output(cmd).strip().split(None, 1)[0])
def test_00_BLKSIZE(self):
# this may fail on systems without st_blocks
self.assertEqual(qubes.qubesutils.BLKSIZE, self.check_output_int(['stat', '-c%B', '.']))
def test_01_get_size_one(self):
# this may fail on systems without st_blocks
self.assertEqual(qubes.qubesutils.get_disk_usage_one(os.stat('.')),
self.check_output_int(['stat', '-c%b', '.']) * qubes.qubesutils.BLKSIZE)
def test_02_get_size(self):
self.assertEqual(qubes.qubesutils.get_disk_usage('.'),
self.check_output_int(['du', '-s', '--block-size=1', '.']))
if __name__ == '__main__':
unittest.main()