gecko-dev/testing/mozbase/mozfile/tests/test_tempdir.py

43 строки
1.3 KiB
Python

#!/usr/bin/env python
# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at http://mozilla.org/MPL/2.0/.
"""
tests for mozfile.TemporaryDirectory
"""
from mozfile import TemporaryDirectory
import os
import unittest
class TestTemporaryDirectory(unittest.TestCase):
def test_removed(self):
"""ensure that a TemporaryDirectory gets removed"""
path = None
with TemporaryDirectory() as tmp:
path = tmp
self.assertTrue(os.path.isdir(tmp))
tmpfile = os.path.join(tmp, "a_temp_file")
open(tmpfile, "w").write("data")
self.assertTrue(os.path.isfile(tmpfile))
self.assertFalse(os.path.isdir(path))
self.assertFalse(os.path.exists(path))
def test_exception(self):
"""ensure that TemporaryDirectory handles exceptions"""
path = None
with self.assertRaises(Exception):
with TemporaryDirectory() as tmp:
path = tmp
self.assertTrue(os.path.isdir(tmp))
raise Exception("oops")
self.assertFalse(os.path.isdir(path))
self.assertFalse(os.path.exists(path))
if __name__ == '__main__':
unittest.main()