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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 TestWindowWithCount(unittest.TestCase):
def test_window_with_count_basic(self):
scheduler = TestScheduler()
xs = scheduler.create_hot_observable(
on_next(100, 1),
on_next(210, 2),
on_next(240, 3),
on_next(280, 4),
on_next(320, 5),
on_next(350, 6),
on_next(380, 7),
on_next(420, 8),
on_next(470, 9),
on_completed(600),
)
def create():
def proj(w, i):
return w.pipe(ops.map(lambda x: str(i) + " " + str(x)))
return xs.pipe(
ops.window_with_count(3, 2), ops.map_indexed(proj), ops.merge_all()
)
results = scheduler.start(create)
assert results.messages == [
on_next(210, "0 2"),
on_next(240, "0 3"),
on_next(280, "0 4"),
on_next(280, "1 4"),
on_next(320, "1 5"),
on_next(350, "1 6"),
on_next(350, "2 6"),
on_next(380, "2 7"),
on_next(420, "2 8"),
on_next(420, "3 8"),
on_next(470, "3 9"),
on_completed(600),
]
assert xs.subscriptions == [subscribe(200, 600)]
def test_window_with_count_disposed(self):
scheduler = TestScheduler()
xs = scheduler.create_hot_observable(
on_next(100, 1),
on_next(210, 2),
on_next(240, 3),
on_next(280, 4),
on_next(320, 5),
on_next(350, 6),
on_next(380, 7),
on_next(420, 8),
on_next(470, 9),
on_completed(600),
)
def create():
def proj(w, i):
return w.pipe(ops.map(lambda x: str(i) + " " + str(x)))
return xs.pipe(
ops.window_with_count(3, 2), ops.map_indexed(proj), ops.merge_all()
)
results = scheduler.start(create, disposed=370)
assert results.messages == [
on_next(210, "0 2"),
on_next(240, "0 3"),
on_next(280, "0 4"),
on_next(280, "1 4"),
on_next(320, "1 5"),
on_next(350, "1 6"),
on_next(350, "2 6"),
]
assert xs.subscriptions == [subscribe(200, 370)]
def test_window_with_count_error(self):
ex = "ex"
scheduler = TestScheduler()
xs = scheduler.create_hot_observable(
on_next(100, 1),
on_next(210, 2),
on_next(240, 3),
on_next(280, 4),
on_next(320, 5),
on_next(350, 6),
on_next(380, 7),
on_next(420, 8),
on_next(470, 9),
on_error(600, ex),
)
def create():
def mapper(w, i):
def mapping(x):
return "%s %s" % (i, x)
return w.pipe(ops.map(mapping))
return xs.pipe(
ops.window_with_count(3, 2), ops.map_indexed(mapper), ops.merge_all()
)
results = scheduler.start(create)
assert results.messages == [
on_next(210, "0 2"),
on_next(240, "0 3"),
on_next(280, "0 4"),
on_next(280, "1 4"),
on_next(320, "1 5"),
on_next(350, "1 6"),
on_next(350, "2 6"),
on_next(380, "2 7"),
on_next(420, "2 8"),
on_next(420, "3 8"),
on_next(470, "3 9"),
on_error(600, ex),
]
assert xs.subscriptions == [subscribe(200, 600)]
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