def test_on_job_executed_cb(self):
data = {'runs':[], 'ctx':[]}
def get_context():
ctx = {'name': rand_string(), 'type':SCHEDULER.JOB_TYPE.INTERVAL_BASED}
data['ctx'].append(ctx)
return ctx
def on_job_executed_cb(ctx):
data['runs'].append(ctx)
test_wait_time = 0.5
job_sleep_time = 0.1
job_max_repeats = 10
job = Job(rand_int(), 'a', SCHEDULER.JOB_TYPE.INTERVAL_BASED, Interval(seconds=0.1), max_repeats=job_max_repeats)
job.wait_sleep_time = job_sleep_time
job.get_context = get_context
scheduler = Scheduler(get_scheduler_config(), None)
scheduler.lock = RLock()
scheduler.iter_cb = iter_cb
scheduler.iter_cb_args = (scheduler, datetime.utcnow() + timedelta(seconds=test_wait_time))
scheduler.on_job_executed_cb = on_job_executed_cb
scheduler.create(job, spawn=False)
scheduler.run()
self.assertEquals(len(data['runs']), len(data['ctx']))
for idx, item in enumerate(data['runs']):
self.assertEquals(data['ctx'][idx], item)
def test_delete(self):
test_wait_time = 0.5
job_sleep_time = 10
job_max_repeats = 30
job1 = Job(rand_int(), 'a', SCHEDULER.JOB_TYPE.INTERVAL_BASED, Interval(seconds=0.1), max_repeats=job_max_repeats)
job1.wait_sleep_time = job_sleep_time
job2 = Job(rand_int(), 'b', SCHEDULER.JOB_TYPE.INTERVAL_BASED, Interval(seconds=0.1), max_repeats=job_max_repeats)
job2.wait_sleep_time = job_sleep_time
scheduler = Scheduler(get_scheduler_config(), None)
scheduler.lock = RLock()
scheduler.iter_cb = iter_cb
scheduler.iter_cb_args = (scheduler, datetime.utcnow() + timedelta(seconds=test_wait_time))
scheduler.create(job1)
scheduler.create(job2)
scheduler.run()
scheduler.unschedule(job1)
self.assertIn(job2, scheduler.jobs)
self.assertNotIn(job1, scheduler.jobs)
self.assertFalse(job1.keep_running)
# run - 1
# create - 2
# delete - 1
# on_max_repeats_reached - 0 (because of how long it takes to run job_max_repeats with test_wait_time)
# 1+2+1 = 4
self.assertEquals(scheduler.lock.called, 4)
def test_run(self):
test_wait_time = 0.3
sched_sleep_time = 0.1
data = {'sleep': [], 'jobs':set()}
def _sleep(value):
data['sleep'].append(value)
def spawn_job(job):
data['jobs'].add(job)
def job_run(self):
pass
job1, job2, job3 = [get_job(str(x)) for x in range(3)]
# Already run out of max_repeats and should not be started
job4 = Job(rand_int(), rand_string(), SCHEDULER.JOB_TYPE.INTERVAL_BASED, start_time=parse_datetime('1997-12-23 21:24:27'),
interval=Interval(seconds=5), max_repeats=3)
job1.run = job_run
job2.run = job_run
job3.run = job_run
job4.run = job_run
config = Bunch()
config.on_job_executed_cb = dummy_callback
config._add_startup_jobs = False
config._add_scheduler_jobs = False
config.startup_jobs = []
config.odb = None
config.job_log_level = 'info'
scheduler = Scheduler(get_scheduler_config(), None)
scheduler.spawn_job = spawn_job
scheduler.lock = RLock()
scheduler.sleep = _sleep
scheduler.sleep_time = sched_sleep_time
scheduler.iter_cb = iter_cb
scheduler.iter_cb_args = (scheduler, datetime.utcnow() + timedelta(seconds=test_wait_time))
scheduler.create(job1, spawn=False)
scheduler.create(job2, spawn=False)
scheduler.create(job3, spawn=False)
scheduler.create(job4, spawn=False)
scheduler.run()
self.assertEquals(3, len(data['jobs']))
self.assertTrue(scheduler.lock.called)
for item in data['sleep']:
self.assertEquals(sched_sleep_time, item)
for job in job1, job2, job3:
self.assertIn(job, data['jobs'])
self.assertNotIn(job4, data['jobs'])
def test_job_greenlets(self):
data = {'spawned':[], 'stopped': []}
class FakeGreenlet(object):
def __init__(_self, run):
_self.run = _self._run = run
def kill(_self, *args, **kwargs):
data['stopped'].append([_self, args, kwargs])
def spawn(scheduler_instance, job, *args, **kwargs):
g = FakeGreenlet(job)
data['spawned'].append(g)
return g
with patch('zato.scheduler.backend.Scheduler._spawn', spawn):
test_wait_time = 0.5
job_sleep_time = 10
job_max_repeats = 30
job1 = Job(rand_int(), 'a', SCHEDULER.JOB_TYPE.INTERVAL_BASED, Interval(seconds=0.1), max_repeats=job_max_repeats)
job1.wait_sleep_time = job_sleep_time
job2 = Job(rand_int(), 'b', SCHEDULER.JOB_TYPE.INTERVAL_BASED, Interval(seconds=0.1), max_repeats=job_max_repeats)
job2.wait_sleep_time = job_sleep_time
scheduler = Scheduler(get_scheduler_config(), None)
scheduler.lock = RLock()
scheduler.iter_cb = iter_cb
scheduler.iter_cb_args = (scheduler, datetime.utcnow() + timedelta(seconds=test_wait_time))
scheduler.create(job1)
scheduler.create(job2)
scheduler.run()
self.assertEquals(scheduler.job_greenlets[job1.name]._run, job1.run)
self.assertEquals(scheduler.job_greenlets[job2.name]._run, job2.run)
self.assertTrue(job1.keep_running)
self.assertTrue(job2.keep_running)
scheduler.unschedule(job1)
self.assertFalse(job1.keep_running)
self.assertTrue(job2.keep_running)
self.assertNotIn(job1.name, scheduler.job_greenlets)
self.assertEquals(scheduler.job_greenlets[job2.name]._run, job2.run)
self.assertEquals(len(data['stopped']), 1)
g, args, kwargs = data['stopped'][0]
self.assertIs(g.run.im_func, job1.run.im_func) # That's how we know it was job1 deleted not job2
self.assertIs(args, ())
self.assertDictEqual(kwargs, {'timeout':2.0, 'block':False})
def test_on_max_repeats_reached(self):
test_wait_time = 0.5
job_sleep_time = 0.02
job_max_repeats = 3
data = {'job': None, 'called': 0}
job = Job(rand_int(),
'a',
SCHEDULER.JOB_TYPE.INTERVAL_BASED,
Interval(seconds=0.1),
max_repeats=job_max_repeats)
job.wait_sleep_time = job_sleep_time
# Just to make sure it's inactive by default.
self.assertTrue(job.is_active)
scheduler = Scheduler(get_scheduler_config(), None)
data['old_on_max_repeats_reached'] = scheduler.on_max_repeats_reached
def on_max_repeats_reached(job):
data['job'] = job
data['called'] += 1
data['old_on_max_repeats_reached'](job)
scheduler.on_max_repeats_reached = on_max_repeats_reached
scheduler.iter_cb = iter_cb
scheduler.iter_cb_args = (scheduler, datetime.utcnow() +
timedelta(seconds=test_wait_time))
scheduler.create(job)
scheduler.run()
now = datetime.utcnow()
# Now the job should have reached the max_repeats limit within the now - test_wait_time period.
self.assertIs(job, data['job'])
self.assertEquals(1, data['called'])
self.assertTrue(job.max_repeats_reached)
self.assertFalse(job.keep_running)
self.assertTrue(job.max_repeats_reached_at < now)
self.assertTrue(job.max_repeats_reached_at >= now +
timedelta(seconds=-test_wait_time))
# Having run out of max_repeats it should not be active now.
self.assertFalse(job.is_active)
def test_edit(self):
def callback():
pass
def on_max_repeats_reached_cb():
pass
start_time = datetime.utcnow()
test_wait_time = 0.5
job_interval1, job_interval2 = 2, 3
job_sleep_time = 10
job_max_repeats1, job_max_repeats2 = 20, 30
scheduler = Scheduler(get_scheduler_config(), None)
scheduler.lock = RLock()
scheduler.iter_cb = iter_cb
scheduler.iter_cb_args = (scheduler, datetime.utcnow() + timedelta(seconds=test_wait_time))
def check(scheduler, job, label):
self.assertIn(job.name, scheduler.job_greenlets)
self.assertIn(job, scheduler.jobs)
self.assertEquals(1, len(scheduler.job_greenlets))
self.assertEquals(1, len(scheduler.jobs))
self.assertIs(job.run.im_func, scheduler.job_greenlets.values()[0]._run.im_func)
clone = list(scheduler.jobs)[0]
for name in 'name', 'interval', 'cb_kwargs', 'max_repeats', 'is_active':
expected = getattr(job, name)
given = getattr(clone, name)
self.assertEquals(expected, given, '{} != {} ({})'.format(expected, given, name))
job_cb = job.callback
clone_cb = clone.callback
job_on_max_cb = job.on_max_repeats_reached_cb
clone_on_max_cb = clone.on_max_repeats_reached_cb
if label == 'first':
self.assertEquals(job.start_time, clone.start_time)
self.assertIs(job_cb.im_func, clone_cb.im_func)
self.assertIs(job_on_max_cb.im_func, clone_on_max_cb.im_func)
else:
self.assertEquals(job.start_time, clone.start_time)
self.assertIs(clone_cb.im_func, scheduler.on_job_executed.im_func)
self.assertIs(clone_on_max_cb.im_func, scheduler.on_max_repeats_reached.im_func)
job1 = Job(rand_int(), 'a', SCHEDULER.JOB_TYPE.INTERVAL_BASED, Interval(seconds=job_interval1), start_time, max_repeats=job_max_repeats1)
job1.callback = callback
job1.on_max_repeats_reached_cb = on_max_repeats_reached_cb
job1.wait_sleep_time = job_sleep_time
job2 = Job(rand_int(), 'a', SCHEDULER.JOB_TYPE.INTERVAL_BASED, Interval(seconds=job_interval2), start_time, max_repeats=job_max_repeats2)
job2.callback = callback
job2.on_max_repeats_reached_cb = on_max_repeats_reached_cb
job2.wait_sleep_time = job_sleep_time
scheduler.run()
scheduler.create(job1)
sleep(test_wait_time)
# We have only job1 at this point
check(scheduler, job1, 'first')
# Removes job1 along the way ..
scheduler.edit(job2)
# .. so now job2 is the now removed job1.
check(scheduler, job2, 'second')