def testUpdateUndo(self):
t = Time()
t.auto_update = False
t20 = t[20]
d(trellis.Cell)
def checktime():
if t.reached(t20):
self.force_rollback()
checktime.value
self.assertEqual(t._schedule, [t20._when, Max])
self.assertEqual(list(t._events), [t20._when])
self.assertRaises(DummyError, t.advance, 20)
self.assertEqual(t._schedule, [t20._when, Max])
self.assertEqual(list(t._events), [t20._when])
def testUpdateUndo(self):
t = Time()
t.auto_update = False
t20 = t[20]
@trellis.Cell
def checktime():
if t.reached(t20):
self.force_rollback()
checktime.value
self.assertEqual(t._schedule, [t20._when, Max])
self.assertEqual(list(t._events), [t20._when])
self.assertRaises(DummyError, t.advance, 20)
self.assertEqual(t._schedule, [t20._when, Max])
self.assertEqual(list(t._events), [t20._when])
def testIndependentNextEventTime(self):
# Ensure that next_event_time() never returns a *past* time
t = Time()
t.auto_update = False
t20 = t[20]
t40 = t[40]
@trellis.Cell
def check_reached():
t.reached(t20)
t.reached(t40)
nt = t.next_event_time(True)
self.failIf(nt is not None and nt <= 0)
check_reached.value
t.advance(25)
t.advance(15)
def testIndependentNextEventTime(self):
# Ensure that next_event_time() never returns a *past* time
t = Time()
t.auto_update = False
t20 = t[20]
t40 = t[40]
@trellis.Cell
def check_reached():
t.reached(t20)
t.reached(t40)
nt = t.next_event_time(True)
self.failIf(nt is not None and nt <= 0)
check_reached.value
t.advance(25)
t.advance(15)
def testScheduleUndo(self):
t = Time()
t.auto_update = False
t20 = t[20]
log = []
d(trellis.Cell)
def checktime():
t.reached(t20)
log.append(t._events[t20._when])
d(trellis.Performer)
def err_after_reached():
if len(t._schedule)>1:
raise DummyError
self.assertRaises(DummyError, checktime.get_value)
self.assertEqual(t._schedule, [t20._when, Max])
self.assertEqual(dict(t._events), {t20._when:log[0]})
del checktime
self.failUnless(isinstance(log.pop(), trellis.Sensor))
self.assertEqual(dict(t._events), {})
self.assertEqual(log, [])
def testScheduleUndo(self):
t = Time()
t.auto_update = False
t20 = t[20]
log = []
@trellis.Cell
def checktime():
t.reached(t20)
log.append(t._events[t20._when])
@trellis.Performer
def err_after_reached():
if len(t._schedule) > 1:
raise DummyError
self.assertRaises(DummyError, checktime.get_value)
self.assertEqual(t._schedule, [t20._when, Max])
self.assertEqual(dict(t._events), {t20._when: log[0]})
del checktime
self.failUnless(isinstance(log.pop(), trellis.Sensor))
self.assertEqual(dict(t._events), {})
self.assertEqual(log, [])
def configure_context(self):
from peak.events.activity import Time, EventLoop
from twisted.internet import reactor
Time <<= lambda: Time()
Time.time = reactor.getTime
EventLoop <<= TwistedEventLoop
