def __scan_range(self, observer: Observer, scan_range: range) -> None:
with self._context.lock:
try:
for unit in scan_range:
if unit in self.__found_units:
continue
device: Optional[ModbusDevice] = self.__scan_unit(unit)
if device is not None:
self.__found_units.add(unit)
# TODO
# device.on_close().subscribe(
# lambda _: self.__found_units.remove(device.unit)
# )
observer.on_next(device)
except SerialException:
pass
except Exception as e:
observer.on_error(e)
def test_create_on_next_throw_close2():
ex = 'ex'
next = [True]
error = [False]
completed = [False]
def on_next(x):
assert 42 == x
next[0] = True
def on_error(e):
assert ex == e
error[0] = True
def on_completed():
completed[0] = True
res = Observer(on_next, on_error, on_completed)
res.on_next(42)
assert next[0]
assert not error[0]
assert not completed[0]
res.on_error(ex)
assert not completed[0]
assert error[0]
def test_create_on_next_close_has_error():
e_ = None
ex = 'ex'
next = [False]
completed = [False]
def on_next(x):
assert 42 == x
next[0] = True
def on_completed():
completed[0] = True
res = Observer(on_next, None, on_completed)
res.on_next(42)
assert next[0]
assert not completed[0]
try:
res.on_error(ex)
assert False
except Exception as e:
e_ = e.args[0]
assert ex == e_
assert not completed[0]
def rx_loop(observer: Observer, scheduler: typing.Scheduler):
print("Looping urls")
loop = asyncio.get_event_loop()
try:
loop.run_until_complete(async_sender(urls, observer))
except Exception as e:
observer.on_error(e)
finally:
loop.close()
observer.on_completed()
def _subscribe_core(self,
observer: Observer,
scheduler: Scheduler = None) -> Disposable:
with self.lock:
self.check_disposed()
if not self.is_stopped:
self.observers.append(observer)
return InnerSubscription(self, observer)
if self.exception:
observer.on_error(self.exception)
return Disposable.empty()
observer.on_completed()
return Disposable.empty()
def test_create_on_next_has_error():
ex = 'ex'
next = [False]
_e = None
def on_next(x):
assert 42 == x
next[0] = True
res = Observer(on_next)
res.on_next(42)
assert next[0]
try:
res.on_error(ex)
assert False
except Exception as e:
e_ = e.args[0]
assert ex == e_
def test_create_on_next_on_error():
ex = 'ex'
next = [True]
error = [False]
def on_next(x):
assert 42 == x
next[0] = True
def on_error(e):
assert ex == e
error[0] = True
res = Observer(on_next, on_error)
res.on_next(42)
assert next[0]
assert not error[0]
res.on_error(ex)
assert error[0]
