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try:
from unittest import mock
except ImportError:
import mock
import mitogen.core
import mitogen.parent
import testlib
class TimerListMixin(object):
klass = mitogen.parent.TimerList
def setUp(self):
self.list = self.klass()
class GetTimeoutTest(TimerListMixin, testlib.TestCase):
def test_empty(self):
self.assertEqual(None, self.list.get_timeout())
def test_one_event(self):
self.list.schedule(2, lambda: None)
self.list._now = lambda: 1
self.assertEqual(1, self.list.get_timeout())
def test_two_events_same_moment(self):
self.list.schedule(2, lambda: None)
self.list.schedule(2, lambda: None)
self.list._now = lambda: 1
self.assertEqual(1, self.list.get_timeout())
def test_two_events(self):
self.list.schedule(2, lambda: None)
self.list.schedule(3, lambda: None)
self.list._now = lambda: 1
self.assertEqual(1, self.list.get_timeout())
def test_two_events_expired(self):
self.list.schedule(2, lambda: None)
self.list.schedule(3, lambda: None)
self.list._now = lambda: 3
self.assertEqual(0, self.list.get_timeout())
def test_two_events_in_past(self):
self.list.schedule(2, lambda: None)
self.list.schedule(3, lambda: None)
self.list._now = lambda: 30
self.assertEqual(0, self.list.get_timeout())
def test_two_events_in_past(self):
self.list.schedule(2, lambda: None)
self.list.schedule(3, lambda: None)
self.list._now = lambda: 30
self.assertEqual(0, self.list.get_timeout())
def test_one_cancelled(self):
t1 = self.list.schedule(2, lambda: None)
t2 = self.list.schedule(3, lambda: None)
self.list._now = lambda: 0
t1.cancel()
self.assertEqual(3, self.list.get_timeout())
def test_two_cancelled(self):
t1 = self.list.schedule(2, lambda: None)
t2 = self.list.schedule(3, lambda: None)
self.list._now = lambda: 0
t1.cancel()
t2.cancel()
self.assertEqual(None, self.list.get_timeout())
class ScheduleTest(TimerListMixin, testlib.TestCase):
def test_in_past(self):
self.list._now = lambda: 30
timer = self.list.schedule(29, lambda: None)
self.assertEqual(29, timer.when)
self.assertEqual(0, self.list.get_timeout())
def test_in_future(self):
self.list._now = lambda: 30
timer = self.list.schedule(31, lambda: None)
self.assertEqual(31, timer.when)
self.assertEqual(1, self.list.get_timeout())
def test_same_moment(self):
self.list._now = lambda: 30
timer = self.list.schedule(31, lambda: None)
timer2 = self.list.schedule(31, lambda: None)
self.assertEqual(31, timer.when)
self.assertEqual(31, timer2.when)
self.assertIsNot(timer, timer2)
self.assertEqual(1, self.list.get_timeout())
class ExpireTest(TimerListMixin, testlib.TestCase):
def test_in_past(self):
timer = self.list.schedule(29, mock.Mock())
self.assertTrue(timer.active)
self.list._now = lambda: 30
self.list.expire()
self.assertEqual(1, len(timer.func.mock_calls))
self.assertFalse(timer.active)
def test_in_future(self):
timer = self.list.schedule(29, mock.Mock())
self.assertTrue(timer.active)
self.list._now = lambda: 28
self.list.expire()
self.assertEqual(0, len(timer.func.mock_calls))
self.assertTrue(timer.active)
def test_same_moment(self):
timer = self.list.schedule(29, mock.Mock())
timer2 = self.list.schedule(29, mock.Mock())
self.assertTrue(timer.active)
self.assertTrue(timer2.active)
self.list._now = lambda: 29
self.list.expire()
self.assertEqual(1, len(timer.func.mock_calls))
self.assertEqual(1, len(timer2.func.mock_calls))
self.assertFalse(timer.active)
self.assertFalse(timer2.active)
def test_cancelled(self):
self.list._now = lambda: 29
timer = self.list.schedule(29, mock.Mock())
timer.cancel()
self.assertEqual(None, self.list.get_timeout())
self.list._now = lambda: 29
self.list.expire()
self.assertEqual(0, len(timer.func.mock_calls))
self.assertEqual(None, self.list.get_timeout())
class CancelTest(TimerListMixin, testlib.TestCase):
def test_single_cancel(self):
self.list._now = lambda: 29
timer = self.list.schedule(29, mock.Mock())
self.assertTrue(timer.active)
timer.cancel()
self.assertFalse(timer.active)
self.list.expire()
self.assertEqual(0, len(timer.func.mock_calls))
def test_double_cancel(self):
self.list._now = lambda: 29
timer = self.list.schedule(29, mock.Mock())
timer.cancel()
self.assertFalse(timer.active)
timer.cancel()
self.assertFalse(timer.active)
self.list.expire()
self.assertEqual(0, len(timer.func.mock_calls))
@mitogen.core.takes_econtext
def do_timer_test_econtext(econtext):
do_timer_test(econtext.broker)
def do_timer_test(broker):
now = mitogen.core.now()
latch = mitogen.core.Latch()
broker.defer(lambda:
broker.timers.schedule(
now + 0.250,
lambda: latch.put('hi'),
)
)
assert 'hi' == latch.get()
assert mitogen.core.now() > (now + 0.250)
class BrokerTimerTest(testlib.TestCase):
klass = mitogen.master.Broker
def test_call_later(self):
broker = self.klass()
try:
do_timer_test(broker)
finally:
broker.shutdown()
broker.join()
def test_child_upgrade(self):
router = mitogen.master.Router()
try:
c = router.local()
c.call(mitogen.parent.upgrade_router)
c.call(do_timer_test_econtext)
finally:
router.broker.shutdown()
router.broker.join()
|
