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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 TestZip(unittest.TestCase):
def test_zip_never_never(self):
scheduler = TestScheduler()
o1 = reactivex.never()
o2 = reactivex.never()
def create():
return o1.pipe(ops.zip(o2))
results = scheduler.start(create)
assert results.messages == []
def test_zip_never_empty(self):
scheduler = TestScheduler()
msgs = [on_next(150, 1), on_completed(210)]
o1 = reactivex.never()
o2 = scheduler.create_hot_observable(msgs)
def create():
return o1.pipe(ops.zip(o2))
results = scheduler.start(create)
assert results.messages == [on_completed(210)]
def test_zip_empty_empty(self):
scheduler = TestScheduler()
msgs1 = [on_next(150, 1), on_completed(210)]
msgs2 = [on_next(150, 1), on_completed(210)]
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_completed(210)]
def test_zip_empty_non_empty(self):
scheduler = TestScheduler()
msgs1 = [on_next(150, 1), on_completed(210)]
msgs2 = [on_next(150, 1), on_next(215, 2), on_completed(220)]
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_completed(210)]
def test_zip_non_empty_empty(self):
scheduler = TestScheduler()
msgs1 = [on_next(150, 1), on_completed(210)]
msgs2 = [on_next(150, 1), on_next(215, 2), on_completed(220)]
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e2.pipe(ops.zip(e1), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_completed(210)]
def test_zip_never_non_empty(self):
scheduler = TestScheduler()
msgs = [on_next(150, 1), on_next(215, 2), on_completed(220)]
e1 = scheduler.create_hot_observable(msgs)
e2 = reactivex.never()
def create():
return e2.pipe(ops.zip(e1), ops.map(sum))
results = scheduler.start(create)
assert results.messages == []
def test_zip_non_empty_never(self):
scheduler = TestScheduler()
msgs = [on_next(150, 1), on_next(215, 2), on_completed(220)]
e1 = scheduler.create_hot_observable(msgs)
e2 = reactivex.never()
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == []
def test_zip_non_empty_non_empty(self):
scheduler = TestScheduler()
msgs1 = [on_next(150, 1), on_next(215, 2), on_completed(230)]
msgs2 = [on_next(150, 1), on_next(220, 3), on_completed(240)]
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_next(220, 2 + 3), on_completed(230)]
def test_zip_non_empty_non_empty_sequential(self):
scheduler = TestScheduler()
msgs1 = [on_next(210, 1), on_next(215, 2), on_completed(230)]
msgs2 = [on_next(240, 1), on_next(245, 3), on_completed(250)]
e1 = scheduler.create_cold_observable(msgs1)
e2 = scheduler.create_cold_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [
on_next(200 + 240, 1 + 1),
on_next(200 + 245, 2 + 3),
on_completed(200 + 245),
]
def test_zip_non_empty_partial_sequential(self):
scheduler = TestScheduler()
msgs1 = [on_next(210, 1), on_next(215, 2), on_completed(230)]
msgs2 = [on_next(240, 1), on_completed(250)]
e1 = scheduler.create_cold_observable(msgs1)
e2 = scheduler.create_cold_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_next(200 + 240, 1 + 1), on_completed(200 + 250)]
def test_zip_empty_error(self):
ex = "ex"
scheduler = TestScheduler()
msgs1 = [on_next(150, 1), on_completed(230)]
msgs2 = [on_next(150, 1), on_error(220, ex)]
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_error(220, ex)]
def test_zip_error_empty(self):
ex = "ex"
scheduler = TestScheduler()
msgs1 = [on_next(150, 1), on_completed(230)]
msgs2 = [on_next(150, 1), on_error(220, ex)]
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e2.pipe(ops.zip(e1), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_error(220, ex)]
def test_zip_never_error(self):
ex = "ex"
scheduler = TestScheduler()
msgs2 = [on_next(150, 1), on_error(220, ex)]
e1 = reactivex.never()
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_error(220, ex)]
def test_zip_error_never(self):
ex = "ex"
scheduler = TestScheduler()
msgs2 = [on_next(150, 1), on_error(220, ex)]
e1 = reactivex.never()
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e2.pipe(ops.zip(e1), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_error(220, ex)]
def test_zip_error_error(self):
ex1 = "ex1"
ex2 = "ex2"
scheduler = TestScheduler()
msgs1 = [on_next(150, 1), on_error(230, ex1)]
msgs2 = [on_next(150, 1), on_error(220, ex2)]
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e2.pipe(ops.zip(e1), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_error(220, ex2)]
def test_zip_some_error(self):
ex = "ex"
scheduler = TestScheduler()
msgs1 = [on_next(150, 1), on_next(215, 2), on_completed(230)]
msgs2 = [on_next(150, 1), on_error(220, ex)]
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_error(220, ex)]
def test_zip_error_some(self):
ex = "ex"
scheduler = TestScheduler()
msgs1 = [on_next(150, 1), on_next(215, 2), on_completed(230)]
msgs2 = [on_next(150, 1), on_error(220, ex)]
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e2.pipe(ops.zip(e1), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_error(220, ex)]
def test_zip_some_data_asymmetric1(self):
scheduler = TestScheduler()
def msgs1_factory():
results = []
for i in range(5):
results.append(on_next(205 + i * 5, i))
return results
msgs1 = msgs1_factory()
def msgs2_factory():
results = []
for i in range(10):
results.append(on_next(205 + i * 8, i))
return results
msgs2 = msgs2_factory()
length = min(len(msgs1), len(msgs2))
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create).messages
assert length == len(results)
for i in range(length):
_sum = msgs1[i].value.value + msgs2[i].value.value
time = max(msgs1[i].time, msgs2[i].time)
assert (
results[i].value.kind == "N"
and results[i].time == time
and results[i].value.value == _sum
)
def test_zip_some_data_asymmetric2(self):
scheduler = TestScheduler()
def msgs1_factory():
results = []
for i in range(10):
results.append(on_next(205 + i * 5, i))
return results
msgs1 = msgs1_factory()
def msgs2_factory():
results = []
for i in range(5):
results.append(on_next(205 + i * 8, i))
return results
msgs2 = msgs2_factory()
length = min(len(msgs1), len(msgs2))
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create).messages
assert length == len(results)
for i in range(length):
_sum = msgs1[i].value.value + msgs2[i].value.value
time = max(msgs1[i].time, msgs2[i].time)
assert (
results[i].value.kind == "N"
and results[i].time == time
and results[i].value.value == _sum
)
def test_zip_some_data_symmetric(self):
scheduler = TestScheduler()
def msgs1_factory():
results = []
for i in range(10):
results.append(on_next(205 + i * 5, i))
return results
msgs1 = msgs1_factory()
def msgs2_factory():
results = []
for i in range(10):
results.append(on_next(205 + i * 8, i))
return results
msgs2 = msgs2_factory()
length = min(len(msgs1), len(msgs2))
e1 = scheduler.create_hot_observable(msgs1)
e2 = scheduler.create_hot_observable(msgs2)
def create():
return e1.pipe(ops.zip(e2), ops.map(sum))
results = scheduler.start(create).messages
assert length == len(results)
for i in range(length):
_sum = msgs1[i].value.value + msgs2[i].value.value
time = max(msgs1[i].time, msgs2[i].time)
assert (
results[i].value.kind == "N"
and results[i].time == time
and results[i].value.value == _sum
)
def test_zip_with_iterable_never_empty(self):
scheduler = TestScheduler()
n1 = scheduler.create_hot_observable(on_next(150, 1))
n2 = []
def create():
return n1.pipe(ops.zip_with_iterable(n2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == []
assert n1.subscriptions == [subscribe(200, 1000)]
def test_zip_with_iterable_empty_empty(self):
scheduler = TestScheduler()
n1 = scheduler.create_hot_observable(on_next(150, 1), on_completed(210))
n2 = []
def create():
return n1.pipe(ops.zip_with_iterable(n2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_completed(210)]
assert n1.subscriptions == [subscribe(200, 210)]
def test_zip_with_iterable_empty_non_empty(self):
scheduler = TestScheduler()
n1 = scheduler.create_hot_observable(on_next(150, 1), on_completed(210))
n2 = [2]
def create():
return n1.pipe(ops.zip_with_iterable(n2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_completed(210)]
assert n1.subscriptions == [subscribe(200, 210)]
def test_zip_with_iterable_non_empty_empty(self):
scheduler = TestScheduler()
n1 = scheduler.create_hot_observable(
on_next(150, 1), on_next(215, 2), on_completed(220)
)
n2 = []
def create():
return n1.pipe(ops.zip_with_iterable(n2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_completed(215)]
assert n1.subscriptions == [subscribe(200, 215)]
def test_zip_with_iterable_never_non_empty(self):
scheduler = TestScheduler()
n1 = scheduler.create_hot_observable(on_next(150, 1))
n2 = [2]
def create():
return n1.pipe(ops.zip_with_iterable(n2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == []
assert n1.subscriptions == [subscribe(200, 1000)]
def test_zip_with_iterable_non_empty_non_empty(self):
scheduler = TestScheduler()
n1 = scheduler.create_hot_observable(
on_next(150, 1), on_next(215, 2), on_completed(230)
)
n2 = [3]
def create():
return n1.pipe(ops.zip_with_iterable(n2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_next(215, 2 + 3), on_completed(230)]
assert n1.subscriptions == [subscribe(200, 230)]
def test_zip_with_iterable_error_empty(self):
ex = "ex"
scheduler = TestScheduler()
n1 = scheduler.create_hot_observable(on_next(150, 1), on_error(220, ex))
n2 = []
def create():
return n1.pipe(ops.zip_with_iterable(n2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_error(220, ex)]
assert n1.subscriptions == [subscribe(200, 220)]
def test_zip_with_iterable_error_some(self):
ex = "ex"
scheduler = TestScheduler()
n1 = scheduler.create_hot_observable(on_next(150, 1), on_error(220, ex))
n2 = [2]
def create():
return n1.pipe(ops.zip_with_iterable(n2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [on_error(220, ex)]
assert n1.subscriptions == [subscribe(200, 220)]
def test_zip_with_iterable_some_data_both_sides(self):
scheduler = TestScheduler()
n1 = scheduler.create_hot_observable(
on_next(150, 1),
on_next(210, 2),
on_next(220, 3),
on_next(230, 4),
on_next(240, 5),
)
n2 = [5, 4, 3, 2]
def create():
return n1.pipe(ops.zip_with_iterable(n2), ops.map(sum))
results = scheduler.start(create)
assert results.messages == [
on_next(210, 7),
on_next(220, 7),
on_next(230, 7),
on_next(240, 7),
]
assert n1.subscriptions == [subscribe(200, 1000)]
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