def test__add_callback_cancelled_handle(self):
h = asyncio.Handle(lambda: False, (), self.loop)
h.cancel()
self.loop._add_callback(h)
self.assertFalse(self.loop._scheduled)
self.assertFalse(self.loop._ready)
def test_run_once_in_executor_handle(self):
def cb():
pass
self.assertRaises(AssertionError, self.loop.run_in_executor, None,
asyncio.Handle(cb, (), self.loop), ('', ))
self.assertRaises(AssertionError, self.loop.run_in_executor, None,
asyncio.TimerHandle(10, cb, (), self.loop))
def test_run_once_in_executor_cancelled(self):
def cb():
pass
h = asyncio.Handle(cb, (), self.loop)
h.cancel()
f = self.loop.run_in_executor(None, h)
self.assertIsInstance(f, asyncio.Future)
self.assertTrue(f.done())
self.assertIsNone(f.result())
def test_run_once_in_executor_plain(self):
def cb():
pass
h = asyncio.Handle(cb, (), self.loop)
f = asyncio.Future(loop=self.loop)
executor = mock.Mock()
executor.submit.return_value = f
self.loop.set_default_executor(executor)
res = self.loop.run_in_executor(None, h)
self.assertIs(f, res)
executor = mock.Mock()
executor.submit.return_value = f
res = self.loop.run_in_executor(executor, h)
self.assertIs(f, res)
self.assertTrue(executor.submit.called)
f.cancel() # Don't complain about abandoned Future.
def call_later(self, delay, callback, *args):
result = asyncio.Handle(callback, args, self)
QtCore.QTimer.singleShot(
int(delay * 1000.0), lambda: result._run()
if not result._cancelled else None)
return result