def test_observable_just_flatmap(self): stream = Observable.just(42).flat_map(lambda x: just(x * 10)) def on_next(x): return "OnNext(%s)" % x self.assertEqual("OnNext(420)", stream.subscribe(on_next))
def test_observable_just(self): stream = Observable.just(42) def on_next(x): return "OnNext(%s)" % x self.assertEqual("OnNext(42)", stream.subscribe(on_next))
def test_observable_just_flatmap(self): stream = Observable.just(42).flat_map(lambda x: just(x*10)) def on_next(x): return "OnNext(%s)" % x self.assertEqual("OnNext(420)", stream.subscribe(on_next))
def test_observable_filter(self): stream = Observable.just(42).filter(lambda x: x < 100) xs = [] def on_next(x): xs.append("OnNext(%s)" % x) stream.subscribe(on_next) self.assertEqual(["OnNext(42)"], xs)