def test_capture_out():
""" A simple test to see if we can execute a process and get the output.
"""
s = StringIO()
p = PipedProcess('echo 1', out_callback=s.write, )
p.start()
p.join()
result = s.getvalue().rstrip()
assert result == '1'
def test_kill():
""" Check that we can kill a process, and its subprocess.
"""
s = StringIO()
p = PipedProcess(sys.executable + ' -c "a = raw_input();"',
out_callback=s.write, )
p.start()
while not hasattr(p, 'process'):
sleep(0.1)
p.process.kill()
assert p.process.poll() is not None
def test_io():
""" Checks that we can send characters on stdin to the process.
"""
s = StringIO()
p = PipedProcess(sys.executable + ' -c "a = raw_input(); print a"',
out_callback=s.write, )
p.start()
test_string = '12345\n'
while not hasattr(p, 'process'):
sleep(0.1)
p.process.stdin.write(test_string)
p.join()
result = s.getvalue()
assert result == test_string
def system_call(self, command_string):
self._input_state = 'subprocess'
event_loop = wx.EventLoop()
def _end_system_call():
self._input_state = 'buffering'
self._running_process = False
event_loop.Exit()
self._running_process = PipedProcess(command_string,
out_callback=self.buffered_write,
end_callback=_end_system_call)
self._running_process.start()
# XXX: Running a separate event_loop. Ugly.
event_loop.Run()
# Be sure to flush the buffer.
self._buffer_flush(event=None)
