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import unittest
import reactivex
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 TestRange(unittest.TestCase):
def test_range_zero(self):
scheduler = TestScheduler()
def create():
return reactivex.range(0, 0)
results = scheduler.start(create)
assert results.messages == [on_completed(200)]
def test_range_one(self):
scheduler = TestScheduler()
def create():
return reactivex.range(0, 1)
results = scheduler.start(create)
assert results.messages == [on_next(200, 0), on_completed(200)]
def test_range_five(self):
scheduler = TestScheduler()
def create():
return reactivex.range(10, 15)
results = scheduler.start(create)
assert results.messages == [
on_next(200, 10),
on_next(200, 11),
on_next(200, 12),
on_next(200, 13),
on_next(200, 14),
on_completed(200),
]
def test_range_dispose(self):
scheduler = TestScheduler()
def create():
return reactivex.range(-10, 5)
results = scheduler.start(create, disposed=200)
assert results.messages == []
def test_range_double_subscribe(self):
scheduler = TestScheduler()
obs = reactivex.range(1, 4)
results = scheduler.start(lambda: obs.pipe(ops.concat(obs)))
assert results.messages == [
on_next(200, 1),
on_next(200, 2),
on_next(200, 3),
on_next(200, 1),
on_next(200, 2),
on_next(200, 3),
on_completed(200),
]
def test_range_only_start(self):
scheduler = TestScheduler()
def create():
return reactivex.range(5)
results = scheduler.start(create)
assert results.messages == [
on_next(200, 0),
on_next(200, 1),
on_next(200, 2),
on_next(200, 3),
on_next(200, 4),
on_completed(200),
]
def test_range_step_also(self):
scheduler = TestScheduler()
def create():
return reactivex.range(0, 10, 2)
results = scheduler.start(create)
assert results.messages == [
on_next(200, 0),
on_next(200, 2),
on_next(200, 4),
on_next(200, 6),
on_next(200, 8),
on_completed(200),
]
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