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flamenco-worker/tests/test_worker.py
Sybren A. Stüvel 4d9819c92f Removed Flamenco Server and Manager, and moved Worker to top level
This is a clone of the Flamenco repository from back in the days when
Server, Manager and Worker shared the same Git repository. This is the
commit where that ended, and they went their separate ways.
2017-03-03 16:13:09 +01:00

404 lines
14 KiB
Python

import unittest
import unittest.mock
from unittest.mock import Mock
import asyncio
import requests
from abstract_worker_test import AbstractWorkerTest
class AbstractFWorkerTest(AbstractWorkerTest):
def setUp(self):
from flamenco_worker.cli import construct_asyncio_loop
from flamenco_worker.upstream import FlamencoManager
from flamenco_worker.worker import FlamencoWorker
from flamenco_worker.runner import TaskRunner
from flamenco_worker.upstream_update_queue import TaskUpdateQueue
from mock_responses import CoroMock
self.asyncio_loop = construct_asyncio_loop()
self.asyncio_loop.set_debug(True)
self.shutdown_future = self.asyncio_loop.create_future()
self.manager = Mock(spec=FlamencoManager)
self.manager.post = CoroMock()
self.trunner = Mock(spec=TaskRunner)
self.tuqueue = Mock(spec=TaskUpdateQueue)
self.tuqueue.flush_for_shutdown = CoroMock()
self.trunner.execute = self.mock_task_execute
self.trunner.abort_current_task = CoroMock()
self.worker = FlamencoWorker(
manager=self.manager,
trunner=self.trunner,
tuqueue=self.tuqueue,
job_types=['sleep', 'unittest'],
worker_id='1234',
worker_secret='jemoeder',
loop=self.asyncio_loop,
shutdown_future=self.shutdown_future,
)
def tearDown(self):
self.shutdown_future.cancel()
self.worker.shutdown()
self.asyncio_loop.close()
async def mock_task_execute(self, task: dict, fworker):
"""Mock task execute function that does nothing but sleep a bit."""
await asyncio.sleep(1)
return True
class WorkerStartupTest(AbstractFWorkerTest):
# Mock merge_with_home_config() so that it doesn't overwrite actual config.
@unittest.mock.patch('flamenco_worker.config.merge_with_home_config')
def test_startup_already_registered(self, mock_merge_with_home_config):
self.asyncio_loop.run_until_complete(self.worker.startup(may_retry_register=False))
mock_merge_with_home_config.assert_not_called() # Starting with known ID/secret
self.manager.post.assert_not_called()
self.tuqueue.queue.assert_not_called()
@unittest.mock.patch('socket.gethostname')
@unittest.mock.patch('flamenco_worker.config.merge_with_home_config')
def test_startup_registration(self, mock_merge_with_home_config, mock_gethostname):
from flamenco_worker.worker import detect_platform
from mock_responses import JsonResponse, CoroMock
self.worker.worker_id = None
mock_gethostname.return_value = 'ws-unittest'
self.manager.post = CoroMock(return_value=JsonResponse({
'_id': '5555',
}))
self.asyncio_loop.run_until_complete(self.worker.startup(may_retry_register=False))
mock_merge_with_home_config.assert_called_once_with(
{'worker_id': '5555',
'worker_secret': self.worker.worker_secret}
)
assert isinstance(self.manager.post, unittest.mock.Mock)
self.manager.post.assert_called_once_with(
'/register-worker',
json={
'platform': detect_platform(),
'supported_job_types': ['sleep', 'unittest'],
'secret': self.worker.worker_secret,
'nickname': 'ws-unittest',
},
auth=None,
loop=self.asyncio_loop,
)
@unittest.mock.patch('socket.gethostname')
@unittest.mock.patch('flamenco_worker.config.merge_with_home_config')
def test_startup_registration_unhappy(self, mock_merge_with_home_config, mock_gethostname):
"""Test that startup is aborted when the worker can't register."""
from flamenco_worker.worker import detect_platform, UnableToRegisterError
from mock_responses import JsonResponse, CoroMock
self.worker.worker_id = None
mock_gethostname.return_value = 'ws-unittest'
self.manager.post = CoroMock(return_value=JsonResponse({
'_id': '5555',
}, status_code=500))
# Mock merge_with_home_config() so that it doesn't overwrite actual config.
self.assertRaises(UnableToRegisterError,
self.asyncio_loop.run_until_complete,
self.worker.startup(may_retry_register=False))
mock_merge_with_home_config.assert_not_called()
assert isinstance(self.manager.post, unittest.mock.Mock)
self.manager.post.assert_called_once_with(
'/register-worker',
json={
'platform': detect_platform(),
'supported_job_types': ['sleep', 'unittest'],
'secret': self.worker.worker_secret,
'nickname': 'ws-unittest',
},
auth=None,
loop=self.asyncio_loop,
)
class TestWorkerTaskExecution(AbstractFWorkerTest):
def setUp(self):
super().setUp()
from flamenco_worker.cli import construct_asyncio_loop
self.loop = construct_asyncio_loop()
self.worker.loop = self.loop
def test_fetch_task_happy(self):
from unittest.mock import call
from mock_responses import JsonResponse, CoroMock
self.manager.post = CoroMock()
# response when fetching a task
self.manager.post.coro.return_value = JsonResponse({
'_id': '58514d1e9837734f2e71b479',
'job': '58514d1e9837734f2e71b477',
'manager': '585a795698377345814d2f68',
'project': '',
'user': '580f8c66983773759afdb20e',
'name': 'sleep-14-26',
'status': 'processing',
'priority': 50,
'job_type': 'sleep',
'commands': [
{'name': 'echo', 'settings': {'message': 'Preparing to sleep'}},
{'name': 'sleep', 'settings': {'time_in_seconds': 3}}
]
})
async def async_none(): return None
self.tuqueue.queue.side_effect = [
# Responses after status updates
None, # task becoming active
None, # task becoming complete
]
self.worker.schedule_fetch_task()
self.manager.post.assert_not_called()
interesting_task = self.worker.fetch_task_task
self.loop.run_until_complete(self.worker.fetch_task_task)
# Another fetch-task task should have been scheduled.
self.assertNotEqual(self.worker.fetch_task_task, interesting_task)
self.manager.post.assert_called_once_with('/task', loop=self.asyncio_loop)
self.tuqueue.queue.assert_has_calls([
call('/tasks/58514d1e9837734f2e71b479/update',
{'task_progress_percentage': 0, 'activity': '',
'command_progress_percentage': 0, 'task_status': 'active',
'current_command_idx': 0},
loop=self.loop,
),
call('/tasks/58514d1e9837734f2e71b479/update',
{'task_progress_percentage': 0, 'activity': 'Task completed',
'command_progress_percentage': 0, 'task_status': 'completed',
'current_command_idx': 0},
loop=self.loop,
)
])
self.assertEqual(self.tuqueue.queue.call_count, 2)
def test_stop_current_task(self):
"""Test that stopped tasks get status 'canceled'."""
from unittest.mock import call
from mock_responses import JsonResponse, CoroMock
self.manager.post = CoroMock()
# response when fetching a task
self.manager.post.coro.return_value = JsonResponse({
'_id': '58514d1e9837734f2e71b479',
'job': '58514d1e9837734f2e71b477',
'manager': '585a795698377345814d2f68',
'project': '',
'user': '580f8c66983773759afdb20e',
'name': 'sleep-14-26',
'status': 'processing',
'priority': 50,
'job_type': 'sleep',
'commands': [
{'name': 'sleep', 'settings': {'time_in_seconds': 3}}
]
})
self.worker.schedule_fetch_task()
stop_called = False
async def stop():
nonlocal stop_called
stop_called = True
await asyncio.sleep(0.2)
await self.worker.stop_current_task()
asyncio.ensure_future(stop(), loop=self.loop)
self.loop.run_until_complete(self.worker.fetch_task_task)
self.assertTrue(stop_called)
self.manager.post.assert_called_once_with('/task', loop=self.asyncio_loop)
self.tuqueue.queue.assert_has_calls([
call('/tasks/58514d1e9837734f2e71b479/update',
{'task_progress_percentage': 0, 'activity': '',
'command_progress_percentage': 0, 'task_status': 'active',
'current_command_idx': 0},
loop=self.loop,
),
call('/tasks/58514d1e9837734f2e71b479/update',
{'task_progress_percentage': 0, 'activity': 'Task was canceled',
'command_progress_percentage': 0, 'task_status': 'canceled',
'current_command_idx': 0},
loop=self.loop,
)
])
self.assertEqual(self.tuqueue.queue.call_count, 2)
class WorkerPushToMasterTest(AbstractFWorkerTest):
def test_one_activity(self):
"""A single activity should be sent to manager within reasonable time."""
from datetime import timedelta
queue_pushed_future = asyncio.Future()
def queue_pushed(*args, **kwargs):
queue_pushed_future.set_result(True)
self.tuqueue.queue.side_effect = queue_pushed
self.worker.push_act_max_interval = timedelta(milliseconds=500)
asyncio.ensure_future(
self.worker.register_task_update(activity='test'),
loop=self.asyncio_loop)
self.asyncio_loop.run_until_complete(
asyncio.wait_for(queue_pushed_future, 1))
# Queue push should only be done once
self.assertEqual(self.tuqueue.queue.call_count, 1)
def test_two_activities(self):
"""A single non-status-changing and then a status-changing act should push once."""
from datetime import timedelta
queue_pushed_future = asyncio.Future()
def queue_pushed(*args, **kwargs):
queue_pushed_future.set_result(True)
self.tuqueue.queue.side_effect = queue_pushed
self.worker.push_act_max_interval = timedelta(milliseconds=500)
# Non-status-changing
asyncio.ensure_future(
self.worker.register_task_update(activity='test'),
loop=self.asyncio_loop)
# Status-changing
asyncio.ensure_future(
self.worker.register_task_update(task_status='changed'),
loop=self.asyncio_loop)
self.asyncio_loop.run_until_complete(
asyncio.wait_for(queue_pushed_future, 1))
# Queue push should only be done once
self.assertEqual(self.tuqueue.queue.call_count, 1)
# The scheduled task should be cancelled.
self.assertTrue(self.worker._push_act_to_manager.cancelled())
def test_one_log(self):
"""A single log should be sent to manager within reasonable time."""
from datetime import timedelta
queue_pushed_future = asyncio.Future()
def queue_pushed(*args, **kwargs):
queue_pushed_future.set_result(True)
self.tuqueue.queue.side_effect = queue_pushed
self.worker.push_log_max_interval = timedelta(milliseconds=500)
asyncio.ensure_future(
self.worker.register_log('unit tests are ünits'),
loop=self.asyncio_loop)
self.asyncio_loop.run_until_complete(
asyncio.wait_for(queue_pushed_future, 1))
# Queue push should only be done once
self.assertEqual(self.tuqueue.queue.call_count, 1)
def test_two_logs(self):
"""Logging once and then again should push once."""
queue_pushed_future = asyncio.Future()
def queue_pushed(*args, **kwargs):
queue_pushed_future.set_result(True)
self.tuqueue.queue.side_effect = queue_pushed
self.worker.push_log_max_entries = 1 # max 1 queued, will push at 2
# Queued, will schedule push
asyncio.ensure_future(
self.worker.register_log('first line'),
loop=self.asyncio_loop)
# Max queued reached, will cause immediate push
asyncio.ensure_future(
self.worker.register_log('second line'),
loop=self.asyncio_loop)
self.asyncio_loop.run_until_complete(
asyncio.wait_for(queue_pushed_future, 1))
# Queue push should only be done once
self.assertEqual(self.tuqueue.queue.call_count, 1)
# The scheduled task should be cancelled.
self.assertTrue(self.worker._push_log_to_manager.cancelled())
class WorkerShutdownTest(AbstractWorkerTest):
def setUp(self):
from flamenco_worker.cli import construct_asyncio_loop
from flamenco_worker.upstream import FlamencoManager
from flamenco_worker.worker import FlamencoWorker
from flamenco_worker.runner import TaskRunner
from flamenco_worker.upstream_update_queue import TaskUpdateQueue
from mock_responses import CoroMock
self.asyncio_loop = construct_asyncio_loop()
self.asyncio_loop.set_debug(True)
self.shutdown_future = self.asyncio_loop.create_future()
self.manager = Mock(spec=FlamencoManager)
self.manager.post = CoroMock()
self.trunner = Mock(spec=TaskRunner)
self.tuqueue = Mock(spec=TaskUpdateQueue)
self.tuqueue.flush_for_shutdown = CoroMock()
self.trunner.abort_current_task = CoroMock()
self.worker = FlamencoWorker(
manager=self.manager,
trunner=self.trunner,
tuqueue=self.tuqueue,
job_types=['sleep', 'unittest'],
worker_id='1234',
worker_secret='jemoeder',
loop=self.asyncio_loop,
shutdown_future=self.shutdown_future,
)
def test_shutdown(self):
self.shutdown_future.cancel()
self.worker.shutdown()
self.manager.post.assert_called_once_with('/sign-off', loop=self.asyncio_loop)
def tearDown(self):
self.asyncio_loop.close()