#!/usr/bin/python
#
# list-harddrives-test
#
# Copyright (C) 2011  Red Hat, Inc.  All rights reserved.
#
# 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, see <http://www.gnu.org/licenses/>.
#

import subprocess
import sys

import parted


def list_harddrives_test():
    proc = subprocess.Popen(['list-harddrives'], stdout=subprocess.PIPE)
    if proc.wait() != 0:
        print('list-harddrives: list harddrives test failed')
        sys.exit(1)

    output = proc.stdout.read().splitlines()

    devices = set()
    for dev in parted.getAllDevices():
        if dev.type == parted.DEVICE_DM:
            continue

        if dev.path.startswith('/dev/'):
            devices.add("%s %s" % (dev.path[5:], dev.getSize()))
        else:
            devices.add("%s %s" % (dev.path, dev.getSize()))

    devices = sorted(devices)

    if not output == devices:
        print('list-harddrives: list harddrives test failed')
        sys.exit(1)


if __name__ == '__main__':
    list_harddrives_test()
