michael@0: # This Source Code Form is subject to the terms of the Mozilla Public
michael@0: # License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0: # file, You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0: 
michael@0: import posixpath
michael@0: from StringIO import StringIO
michael@0: 
michael@0: from dmunit import DeviceManagerTestCase
michael@0: 
michael@0: class ExecTestCase(DeviceManagerTestCase):
michael@0: 
michael@0:     def runTest(self):
michael@0:         """Simple exec test, does not use env vars."""
michael@0:         out = StringIO()
michael@0:         filename = posixpath.join(self.dm.getDeviceRoot(), 'test_exec_file')
michael@0:         # Make sure the file was not already there
michael@0:         self.dm.removeFile(filename)
michael@0:         self.dm.shell(['dd', 'if=/dev/zero', 'of=%s' % filename, 'bs=1024',
michael@0:                        'count=1'], out)
michael@0:         # Check that the file has been created
michael@0:         self.assertTrue(self.dm.fileExists(filename))
michael@0:         # Clean up
michael@0:         self.dm.removeFile(filename)