def test_interval_adjustment(self):
"""Ensure the interval is adjusted to account for task duration."""
self.num_runs = 3
now = datetime.datetime.utcnow()
second = datetime.timedelta(seconds=1)
smidgen = datetime.timedelta(microseconds=10000)
m = mox.Mox()
m.StubOutWithMock(greenthread, 'sleep')
greenthread.sleep(mox.IsAlmost(0.02))
greenthread.sleep(mox.IsAlmost(0.0))
greenthread.sleep(mox.IsAlmost(0.0))
m.StubOutWithMock(timeutils, 'utcnow')
timeutils.utcnow().AndReturn(now)
timeutils.utcnow().AndReturn(now + second - smidgen)
timeutils.utcnow().AndReturn(now)
timeutils.utcnow().AndReturn(now + second + second)
timeutils.utcnow().AndReturn(now)
timeutils.utcnow().AndReturn(now + second + smidgen)
timeutils.utcnow().AndReturn(now)
m.ReplayAll()
timer = loopingcall.FixedIntervalLoopingCall(self._wait_for_zero)
timer.start(interval=1.01).wait()
m.UnsetStubs()
m.VerifyAll()
def add_timer(self,
interval,
callback,
initial_delay=None,
*args,
**kwargs):
pulse = loopingcall.FixedIntervalLoopingCall(callback, *args, **kwargs)
pulse.start(interval=interval, initial_delay=initial_delay)
self.timers.append(pulse)
def test_repeat(self):
self.num_runs = 2
timer = loopingcall.FixedIntervalLoopingCall(self._wait_for_zero)
self.assertFalse(timer.start(interval=0.5).wait())
def test_return_false(self):
def _raise_it():
raise loopingcall.LoopingCallDone(False)
timer = loopingcall.FixedIntervalLoopingCall(_raise_it)
self.assertFalse(timer.start(interval=0.5).wait())