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import unittest
import reactivex
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 RxException(Exception):
pass
# Helper function for raising exceptions within lambdas
def _raise(ex):
raise RxException(ex)
class TestGenerateWithRelativeTime(unittest.TestCase):
def test_generate_timespan_finite(self):
scheduler = TestScheduler()
def create():
return reactivex.generate_with_relative_time(
0, lambda x: x <= 3, lambda x: x + 1, lambda x: x + 1
)
results = scheduler.start(create)
assert results.messages == [
on_next(201, 0),
on_next(203, 1),
on_next(206, 2),
on_next(210, 3),
on_completed(210),
]
def test_generate_timespan_throw_condition(self):
ex = "ex"
scheduler = TestScheduler()
def create():
return reactivex.generate_with_relative_time(
0, lambda x: _raise(ex), lambda x: x + 1, lambda x: x + 1
)
results = scheduler.start(create)
assert results.messages == [on_error(200, ex)]
def test_generate_timespan_throw_iterate(self):
ex = "ex"
scheduler = TestScheduler()
def create():
return reactivex.generate_with_relative_time(
0, lambda x: True, lambda x: _raise(ex), lambda x: x + 1
)
results = scheduler.start(create)
assert results.messages == [on_next(201, 0), on_error(201, ex)]
def test_generate_timespan_throw_timemapper(self):
ex = "ex"
scheduler = TestScheduler()
def create():
return reactivex.generate_with_relative_time(
0, lambda x: True, lambda x: x + 1, lambda x: _raise(ex)
)
results = scheduler.start(create)
assert results.messages == [on_error(200, ex)]
def test_generate_timespan_dispose(self):
scheduler = TestScheduler()
def create():
return reactivex.generate_with_relative_time(
0, lambda x: True, lambda x: x + 1, lambda x: x + 1
)
results = scheduler.start(create, disposed=210)
assert results.messages == [on_next(201, 0), on_next(203, 1), on_next(206, 2)]
def test_generate_datetime_offset_finite(self):
scheduler = TestScheduler()
def create():
return reactivex.generate_with_relative_time(
0, lambda x: x <= 3, lambda x: x + 1, lambda x: x + 1
)
results = scheduler.start(create)
assert results.messages == [
on_next(201, 0),
on_next(203, 1),
on_next(206, 2),
on_next(210, 3),
on_completed(210),
]
def test_generate_datetime_offset_throw_condition(self):
ex = "ex"
scheduler = TestScheduler()
def create():
return reactivex.generate_with_relative_time(
0, lambda x: _raise(ex), lambda x: x + 1, lambda x: x + 1
)
results = scheduler.start(create)
assert results.messages == [on_error(200, ex)]
def test_generate_datetime_offset_throw_iterate(self):
ex = "ex"
scheduler = TestScheduler()
def create():
return reactivex.generate_with_relative_time(
0, lambda x: True, lambda x: _raise(ex), lambda x: x + 1
)
results = scheduler.start(create)
assert results.messages == [on_next(201, 0), on_error(201, ex)]
def test_generate_datetime_offset_throw_time_mapper(self):
ex = "ex"
scheduler = TestScheduler()
def create():
return reactivex.generate_with_relative_time(
0, lambda x: True, lambda x: x + 1, lambda x: _raise(ex)
)
results = scheduler.start(create)
assert results.messages == [on_error(200, ex)]
def test_generate_datetime_offset_dispose(self):
scheduler = TestScheduler()
def create():
return reactivex.generate_with_relative_time(
0, lambda x: True, lambda x: x + 1, lambda x: x + 1
)
results = scheduler.start(create, disposed=210)
assert results.messages == [on_next(201, 0), on_next(203, 1), on_next(206, 2)]
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