The Tor Browser: testing/mozbase/mozdevice/sut_tests/test

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 # This Source Code Form is subject to the terms of the Mozilla Public

     2 # License, v. 2.0. If a copy of the MPL was not distributed with this

     3 # file, You can obtain one at http://mozilla.org/MPL/2.0/.

     5 import posixpath

     6 from StringIO import StringIO

     8 from dmunit import DeviceManagerTestCase

    10 class ExecTestCase(DeviceManagerTestCase):

    12     def runTest(self):

    13         """Simple exec test, does not use env vars."""

    14         out = StringIO()

    15         filename = posixpath.join(self.dm.getDeviceRoot(), 'test_exec_file')

    16         # Make sure the file was not already there

    17         self.dm.removeFile(filename)

    18         self.dm.shell(['dd', 'if=/dev/zero', 'of=%s' % filename, 'bs=1024',

    19                        'count=1'], out)

    20         # Check that the file has been created

    21         self.assertTrue(self.dm.fileExists(filename))

    22         # Clean up

    23         self.dm.removeFile(filename)

The Tor Browser / file revision