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import unittest
from datetime import datetime
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 Timestamp(object):
def __init__(self, value, timestamp):
if isinstance(timestamp, datetime):
timestamp = timestamp - datetime.utcfromtimestamp(0)
timestamp = int(
timestamp.seconds
) # FIXME: Must fix when tests run at fraction of seconds.
self.value = value
self.timestamp = timestamp
def __str__(self):
return "%s@%s" % (self.value, self.timestamp)
def equals(self, other):
return other.timestamp == self.timestamp and other.value == self.value
class TestTimeInterval(unittest.TestCase):
def test_timestamp_regular(self):
scheduler = TestScheduler()
xs = scheduler.create_hot_observable(
on_next(150, 1),
on_next(210, 2),
on_next(230, 3),
on_next(260, 4),
on_next(300, 5),
on_next(350, 6),
on_completed(400),
)
def create():
def mapper(x):
return Timestamp(x.value, x.timestamp)
return xs.pipe(
ops.timestamp(),
ops.map(mapper),
)
results = scheduler.start(create)
assert results.messages == [
on_next(210, Timestamp(2, 210)),
on_next(230, Timestamp(3, 230)),
on_next(260, Timestamp(4, 260)),
on_next(300, Timestamp(5, 300)),
on_next(350, Timestamp(6, 350)),
on_completed(400),
]
def test_timestamp_empty(self):
scheduler = TestScheduler()
def create():
return reactivex.empty().pipe(ops.timestamp())
results = scheduler.start(create)
assert results.messages == [on_completed(200)]
def test_timestamp_error(self):
ex = "ex"
scheduler = TestScheduler()
def create():
return reactivex.throw(ex).pipe(ops.timestamp())
results = scheduler.start(create)
assert results.messages == [on_error(200, ex)]
def test_timestamp_never(self):
scheduler = TestScheduler()
def create():
return reactivex.never().pipe(ops.timestamp())
results = scheduler.start(create)
assert results.messages == []
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