def test_event_loop_multiple_same_signals():
callback = _GetCallback()
event_loop = EventLoop()
signal_rm = event_loop.add_signal(signal.SIGUSR1, _signal_callback,
callback)
event_loop.add_signal(signal.SIGUSR1, _signal_callback, callback)
event_loop.dispatch(0)
assert callback.n_calls == 0
# Check callback gets 2 calls
for _ in range(5):
callback.n_calls = 0
os.kill(os.getpid(), signal.SIGUSR1)
event_loop.dispatch(0)
assert callback.n_calls == 2
# Remove one of the signals
signal_rm.remove()
# Callback only gets call now
for _ in range(5):
callback.n_calls = 0
os.kill(os.getpid(), signal.SIGUSR1)
event_loop.dispatch(0)
assert callback.n_calls == 1
def test_event_loop_signal():
callback = _GetCallback()
event_loop = EventLoop()
event_loop.add_signal(signal.SIGUSR1, _signal_callback, callback)
event_loop.dispatch(0)
assert callback.callback is None
os.kill(os.getpid(), signal.SIGUSR1)
event_loop.dispatch(0)
assert callback.callback == signal.SIGUSR1
