def test_output_service_loop():
scheduler = Scheduler("scheduler")
mock_output_service = MockQueuedService(quick_death=True)
timer = Timer(scheduler, mock_output_pid=mock_output_service)
# join and block, waiting for event loop to execute once
# and then exits. Mock manually controls the event loop.
gevent.joinall([mock_output_service.start(), timer.start()])
assert mock_output_service.event_loop_ack is True
assert mock_output_service.get_state() == BaseStates.Idle
def test_output_service_write():
# create ServiceManager and add services
service_manager = ServiceManager("service-manager")
# add worker
worker_name = "test-worker-1"
test_worker_1 = TestWorker(worker_name)
service_meta = ServiceMetaData(worker_name, recovery_enabled=False)
service_manager.add_service(test_worker_1, service_meta)
# add output service
scheduler = Scheduler("scheduler")
service_alias = "mock-output-service"
mock_output_service = MockQueuedService(quick_death=True)
service_meta = ServiceMetaData(service_alias)
timer = Timer(scheduler, mock_output_pid=mock_output_service)
service_manager.add_service(mock_output_service, service_meta)
assert test_worker_1.get_state() == BaseStates.Idle
assert mock_output_service.get_state() == BaseStates.Idle
# join and block, waiting for event loop to execute once
# and then exits. Mock manually controls the event loop.
# Manually starting services rather than using service_manager
gevent.joinall(
[test_worker_1.start(),
mock_output_service.start(),
timer.start()])
# Assert that state is started. State will not be stopped
# or idle because the services were manually called. Except
# for the Mock service which will be idle. See the code.
assert test_worker_1.get_state() == BaseStates.Started
assert mock_output_service.get_state() == BaseStates.Idle
# the services ran and I expect the test worker to have queried
# the directory proxy and found the output service, writing to it.
result = mock_output_service.get()
assert result is not None
assert result == "test-worker-work-result"
assert mock_output_service.size() == 0
def test_os():
"""
At this point we've tested BaseService, so I expect
the following to work.
Note: It is now prudent to leave this test or slowly invalidate it
and instead use the CannedOS. See
`v2/services/freezer_services_test.py` as an example
:return:
"""
scheduler = Scheduler("scheduler")
# create services
test_worker_1 = TestWorker("test-worker-1", worker_interval)
test_worker_2 = TestWorker("test-worker-2", worker_interval)
mock_queue_service = MockQueuedService()
# schedule services
scheduler.add_service(test_worker_1)
scheduler.add_service(test_worker_2)
scheduler.add_service(mock_queue_service)
assert scheduler.get_services_count() == 3
# test for existence of a service manager
assert scheduler.get_service_manager() is not None
# test that a child worker has access to the service_manager proxy
test_worker_1_service = scheduler.get_service_manager(
).get_directory_service_proxy().get_service("test-worker-1")
assert test_worker_1_service is not None
# assert that the service is exactly as what was started
assert test_worker_1_service == test_worker_1
# assert that the service has a reference to the directory proxy
directory_proxy = test_worker_1.get_directory_service_proxy()
assert directory_proxy is not None
assert directory_proxy.get_service_count() == 3
# assert all the same all around
assert directory_proxy.get_service(
"test-worker-1") == test_worker_1_service
# direct check to make sure
assert directory_proxy._service_manager_directory == scheduler.get_service_manager(
).service_directory
# start test timer
timer = Timer(scheduler, mock_output_pid=mock_queue_service)
# take timing from start to finish
t1 = time.time()
gevent.joinall([scheduler.start(), timer.start()]) # blocks
t2 = time.time()
t3 = t2 - t1
assert t3 > scheduler_interval
# stop was called, check all states
assert scheduler.get_service_manager().get_state() == BaseStates.Stopped
assert scheduler.get_state() == BaseStates.Stopped
for pid_key, pid in scheduler.get_services():
assert pid.get_state() == BaseStates.Stopped
