def setUp(self):
super(TestAsyncProcess, self).setUp()
self.proc = async_process.AsyncProcess(['fake'])
def _test__read_stderr_logging(self, enable):
proc = async_process.AsyncProcess(['fake'], log_output=enable)
with mock.patch.object(proc, '_read', return_value='fakedata'),\
mock.patch.object(proc, '_process'):
proc._read_stderr()
self.assertEqual(enable, self.log_mock.error.called)
def test__read_stderr_returns_none_on_error(self):
proc = async_process.AsyncProcess(['fakecmd'], die_on_error=True)
with mock.patch.object(proc, '_read', return_value='fakedata'),\
mock.patch.object(proc, '_process'):
self.assertIsNone(proc._read_stderr())
def test_cmd(self):
for expected, cmd in (('ls -l file', ['ls', '-l', 'file']),
('fake', ['fake'])):
proc = async_process.AsyncProcess(cmd)
self.assertEqual(expected, proc.cmd)
def test_construtor_raises_exception_for_negative_respawn_interval(self):
with testtools.ExpectedException(ValueError):
async_process.AsyncProcess(['fake'], respawn_interval=-1)
def setUp(self):
super(TestFailingAsyncProcess, self).setUp()
path = self.get_temp_file_path('async.tmp', self.get_new_temp_dir())
self.process = async_process.AsyncProcess(
['python', failing_process.__file__, path], respawn_interval=0)
def _start_async_dhclient(self):
cmd = ["dhclient", '--no-pid', '-d', self.port.name]
self.dhclient_async = async_process.AsyncProcess(
cmd, run_as_root=True, namespace=self.namespace)
self.dhclient_async.start()
def start(self):
cmd = [spawn.find_executable(self.exec_name)]
self.process = async_process.AsyncProcess(cmd,
run_as_root=True,
namespace=self.namespace)
self.process.start()
