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import unittest
from datetime import timedelta
from reactivex.disposable import Disposable
from reactivex.internal.basic import default_now
from reactivex.scheduler.scheduleditem import ScheduledItem
from reactivex.scheduler.scheduler import Scheduler
class ScheduledItemTestScheduler(Scheduler):
def __init__(self):
super()
self.action = None
self.state = None
self.disposable = None
def invoke_action(self, action, state):
self.action = action
self.state = state
self.disposable = super().invoke_action(action, state)
return self.disposable
def schedule(self, action, state):
pass
def schedule_relative(self, duetime, action, state):
pass
def schedule_absolute(self, duetime, action, state):
pass
class TestScheduledItem(unittest.TestCase):
def test_scheduleditem_invoke(self):
scheduler = ScheduledItemTestScheduler()
disposable = Disposable()
state = 42
ran = False
def action(scheduler, state):
nonlocal ran
ran = True
return disposable
item = ScheduledItem(scheduler, state, action, default_now())
item.invoke()
assert ran is True
assert item.disposable.disposable is disposable
assert scheduler.disposable is disposable
assert scheduler.state is state
assert scheduler.action is action
def test_scheduleditem_cancel(self):
scheduler = ScheduledItemTestScheduler()
item = ScheduledItem(scheduler, None, lambda s, t: None, default_now())
item.cancel()
assert item.disposable.is_disposed
assert item.is_cancelled()
def test_scheduleditem_compare(self):
scheduler = ScheduledItemTestScheduler()
duetime1 = default_now()
duetime2 = duetime1 + timedelta(seconds=1)
item1 = ScheduledItem(scheduler, None, lambda s, t: None, duetime1)
item2 = ScheduledItem(scheduler, None, lambda s, t: None, duetime2)
item3 = ScheduledItem(scheduler, None, lambda s, t: None, duetime1)
assert item1 < item2
assert item2 > item3
assert item1 == item3
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