def queue_ready_prefix(queue, now=None):
"""Return the elements of *queue* that are due.
*queue* is a sorted list of :class:`TimeDueOrdinal` instances.
*now* is the timestamp, and defaults to :func:`coapy.clock`.
Elements are due when :attr:`time_due` <= *now*.
"""
if now is None:
now = coapy.clock()
ub = 0
while ub < len(queue) and (queue[ub].time_due <= now):
ub += 1
return list(queue[:ub])
def queue_ready_prefix(queue, now=None):
"""Return the elements of *queue* that are due.
*queue* is a sorted list of :class:`TimeDueOrdinal` instances.
*now* is the timestamp, and defaults to :func:`coapy.clock`.
Elements are due when :attr:`time_due` <= *now*.
"""
if now is None:
now = coapy.clock()
ub = 0
while ub < len(queue) and (queue[ub].time_due <= now):
ub += 1
return list(queue[:ub])
def testBasic(self):
now = coapy.clock()
td1 = TimeDueOrdinal(time_due=now)
td0 = TimeDueOrdinal(time_due=now - 1)
self.assertTrue(td0 < td1)
td2 = TimeDueOrdinal(time_due=now + 1)
queue = []
td2.queue_insert(queue)
td1.queue_insert(queue)
td0.queue_insert(queue)
self.assertTrue(queue[0] is td0)
self.assertTrue(queue[1] is td1)
self.assertTrue(queue[2] is td2)
self.assertEqual([],
TimeDueOrdinal.queue_ready_prefix(
queue, td0.time_due - 1))
self.assertEqual([td0],
TimeDueOrdinal.queue_ready_prefix(
queue, td0.time_due))
self.assertEqual(
queue, TimeDueOrdinal.queue_ready_prefix(queue, td2.time_due + 1))
def testClock(self):
cv = coapy.clock()
self.assertTrue(cv > coapy.clock.epoch)
