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# Copyright 2018 Lars Wirzenius
#
# 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 3 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/>.
#
# =*= License: GPL-3+ =*=
import unittest
import vmdb
class UnmountTests(unittest.TestCase):
def setUp(self):
self.mounts = ProcMounts()
def unmount(self, what):
vmdb.unmount(what, mounts=str(self.mounts), real_unmount=self.mounts.unmount)
def test_raises_error_if_not_mounted(self):
with self.assertRaises(vmdb.NotMounted):
self.unmount("/foo")
def test_unmounts_mounted_dir(self):
self.mounts.mount("/dev/foo", "/foo")
self.unmount("/foo")
self.assertFalse(self.mounts.is_mounted("/foo"))
def test_unmounts_mounted_dir_with_submounts(self):
self.mounts.mount("/dev/foo", "/foo")
self.mounts.mount("/dev/bar", "/foo/bar")
self.unmount("/foo")
self.assertFalse(self.mounts.is_mounted("/foo"))
self.assertFalse(self.mounts.is_mounted("/foo/bar"))
class ProcMounts:
def __init__(self):
self.mounts = []
def is_mounted(self, what):
return any(what in mount for mount in self.mounts)
def mount(self, device, point):
self.mounts.append((device, point))
def unmount(self, what):
self.mounts = [mount for mount in self.mounts if what not in mount]
def __str__(self):
return "".join("{}\n".format(self.mount_line(mount)) for mount in self.mounts)
def mount_line(self, mount):
return "{} {} fstype options 0 0".format(mount[0], mount[1])
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