summaryrefslogtreecommitdiffstats
path: root/testing/mozbase/mozfile/tests/test_tempdir.py
blob: ba16b478b638d0921d661cf0e30236a6bf929d58 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
#!/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
"""

import os
import unittest

import mozunit
from mozfile import TemporaryDirectory


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__":
    mozunit.main()