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# 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/.
import posixpath
from StringIO import StringIO
from dmunit import DeviceManagerTestCase
class ExecTestCase(DeviceManagerTestCase):
def runTest(self):
"""Simple exec test, does not use env vars."""
out = StringIO()
filename = posixpath.join(self.dm.deviceRoot, 'test_exec_file')
# Make sure the file was not already there
self.dm.removeFile(filename)
self.dm.shell(['dd', 'if=/dev/zero', 'of=%s' % filename, 'bs=1024',
'count=1'], out)
# Check that the file has been created
self.assertTrue(self.dm.fileExists(filename))
# Clean up
self.dm.removeFile(filename)
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