def test_coroutine():
wot_01 = yield servient_01.start()
wot_02 = yield servient_02.start()
wot_01.produce(ThingFragment(TD_DICT_01)).expose()
wot_01.produce(ThingFragment(TD_DICT_02)).expose()
thing_filter = ThingFilterDict(method=DiscoveryMethod.MULTICAST)
observable = wot_02.discover(thing_filter,
dnssd_find_kwargs={
"min_results": 1,
"timeout": 5
})
subscription = observable.subscribe(
on_next=lambda td_str: found.append(ThingDescription(td_str)
) or resolve())
yield future_done
assert_equal_td_sequences(found, [TD_DICT_01, TD_DICT_02])
subscription.dispose()
yield servient_01.shutdown()
yield servient_02.shutdown()
def test_coroutine():
wot = yield servient.start()
with warnings.catch_warnings(record=True) as warns:
wot.discover(ThingFilterDict(method=DiscoveryMethod.MULTICAST))
assert len(warns)
yield servient.shutdown()
def test_discovery_fragment():
"""The Thing filter fragment attribute enables discovering Things by matching TD fields."""
servient = Servient(dnssd_enabled=False)
wot = WoT(servient=servient)
wot.produce(ThingFragment(TD_DICT_01))
wot.produce(ThingFragment(TD_DICT_02))
def first(thing_filter):
"""Returns the first TD discovery for the given Thing filter."""
future_done, found = tornado.concurrent.Future(), []
def resolve():
not future_done.done() and future_done.set_result(True)
@tornado.gen.coroutine
def discover_first():
observable = wot.discover(thing_filter)
subscription = observable.subscribe(
on_next=lambda td_str: found.append(ThingDescription(td_str)
) or resolve())
yield future_done
subscription.dispose()
assert len(found)
raise tornado.gen.Return(found[0])
return tornado.ioloop.IOLoop.current().run_sync(
discover_first, timeout=TIMEOUT_DISCOVER)
fragment_td_pairs = [({
"name": TD_DICT_01.get("name")
}, TD_DICT_01), ({
"version": {
"instance": "2.0.0"
}
}, TD_DICT_02), ({
"id": TD_DICT_02.get("id")
}, TD_DICT_02), ({
"security": [{
"scheme": "psk"
}]
}, TD_DICT_01)]
for fragment, td_expected in fragment_td_pairs:
td_found = first(
ThingFilterDict(method=DiscoveryMethod.LOCAL, fragment=fragment))
assert_equal_tds(td_found, td_expected)
def test_coroutine():
thing_filter = ThingFilterDict(method=DiscoveryMethod.LOCAL)
observable = wot.discover(thing_filter)
subscription = observable.subscribe(
on_next=lambda td_str: found.append(ThingDescription(td_str)
) or resolve())
yield future_done
assert_equal_td_sequences(found, [TD_DICT_01, TD_DICT_02])
subscription.dispose()