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import unittest
from reactivex import operators as ops
from reactivex.testing import ReactiveTest, TestScheduler
on_next = ReactiveTest.on_next
on_completed = ReactiveTest.on_completed
on_error = ReactiveTest.on_error
subscribe = ReactiveTest.subscribe
subscribed = ReactiveTest.subscribed
disposed = ReactiveTest.disposed
created = ReactiveTest.created
class TestSubscribeOn(unittest.TestCase):
def test_subscribe_on_normal(self):
scheduler = TestScheduler()
xs = scheduler.create_hot_observable(
on_next(150, 1),
on_next(210, 2),
on_completed(250),
)
def create():
return xs.pipe(ops.subscribe_on(scheduler))
results = scheduler.start(create)
assert results.messages == [on_next(210, 2), on_completed(250)]
assert xs.subscriptions == [subscribe(200, 250)]
def test_subscribe_on_error(self):
scheduler = TestScheduler()
ex = "ex"
xs = scheduler.create_hot_observable(
on_next(150, 1),
on_error(210, ex),
)
def create():
return xs.pipe(ops.subscribe_on(scheduler))
results = scheduler.start(create)
assert results.messages == [on_error(210, ex)]
assert xs.subscriptions == [subscribe(200, 210)]
def test_subscribe_on_empty(self):
scheduler = TestScheduler()
xs = scheduler.create_hot_observable(
on_next(150, 1),
on_completed(250),
)
def create():
return xs.pipe(ops.subscribe_on(scheduler))
results = scheduler.start(create)
assert results.messages == [on_completed(250)]
assert xs.subscriptions == [subscribe(200, 250)]
def test_subscribe_on_never(self):
scheduler = TestScheduler()
xs = scheduler.create_hot_observable(on_next(150, 1))
def create():
return xs.pipe(ops.subscribe_on(scheduler))
results = scheduler.start(create)
assert results.messages == []
assert xs.subscriptions == [subscribe(200, 1000)]
if __name__ == "__main__":
unittest.main()
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