Files
deb-python-taskflow/taskflow/tests/unit/worker_based/test_protocol.py
Joshua Harlow 4ff2faa8b0 Add basic WBE validation sanity tests
Add some basic tests that verify that our
new message format validation is working as
expected.

Part of blueprint wbe-message-validation

Change-Id: I64821407e52977a0e0ae0dff09f4b440717290cb
2014-07-25 21:49:13 +00:00

192 lines
7.1 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (C) 2014 Yahoo! Inc. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from concurrent import futures
import mock
from taskflow.engines.worker_based import protocol as pr
from taskflow import exceptions as excp
from taskflow.openstack.common import uuidutils
from taskflow import test
from taskflow.tests import utils
from taskflow.utils import misc
class TestProtocolValidation(test.TestCase):
def test_send_notify(self):
msg = pr.Notify()
pr.Notify.validate(msg.to_dict(), False)
def test_send_notify_invalid(self):
msg = {
'all your base': 'are belong to us',
}
self.assertRaises(excp.InvalidFormat,
pr.Notify.validate, msg, False)
def test_reply_notify(self):
msg = pr.Notify(topic="bob", tasks=['a', 'b', 'c'])
pr.Notify.validate(msg.to_dict(), True)
def test_reply_notify_invalid(self):
msg = {
'topic': {},
'tasks': 'not yours',
}
self.assertRaises(excp.InvalidFormat,
pr.Notify.validate, msg, True)
def test_request(self):
msg = pr.Request(utils.DummyTask("hi"), uuidutils.generate_uuid(),
pr.EXECUTE, {}, None, 1.0)
pr.Request.validate(msg.to_dict())
def test_request_invalid(self):
msg = {
'task_name': 1,
'task_cls': False,
'arguments': [],
}
self.assertRaises(excp.InvalidFormat, pr.Request.validate, msg)
def test_request_invalid_action(self):
msg = pr.Request(utils.DummyTask("hi"), uuidutils.generate_uuid(),
pr.EXECUTE, {}, None, 1.0)
msg = msg.to_dict()
msg['action'] = 'NOTHING'
self.assertRaises(excp.InvalidFormat, pr.Request.validate, msg)
def test_response_progress(self):
msg = pr.Response(pr.PROGRESS, progress=0.5, event_data={})
pr.Response.validate(msg.to_dict())
def test_response_completion(self):
msg = pr.Response(pr.SUCCESS, result=1)
pr.Response.validate(msg.to_dict())
def test_response_mixed_invalid(self):
msg = pr.Response(pr.PROGRESS, progress=0.5, event_data={}, result=1)
self.assertRaises(excp.InvalidFormat, pr.Response.validate, msg)
def test_response_bad_state(self):
msg = pr.Response('STUFF')
self.assertRaises(excp.InvalidFormat, pr.Response.validate, msg)
class TestProtocol(test.TestCase):
def setUp(self):
super(TestProtocol, self).setUp()
self.task = utils.DummyTask()
self.task_uuid = 'task-uuid'
self.task_action = 'execute'
self.task_args = {'a': 'a'}
self.timeout = 60
def request(self, **kwargs):
request_kwargs = dict(task=self.task,
uuid=self.task_uuid,
action=self.task_action,
arguments=self.task_args,
progress_callback=None,
timeout=self.timeout)
request_kwargs.update(kwargs)
return pr.Request(**request_kwargs)
def request_to_dict(self, **kwargs):
to_dict = dict(task_cls=self.task.name,
task_name=self.task.name,
task_version=self.task.version,
action=self.task_action,
arguments=self.task_args)
to_dict.update(kwargs)
return to_dict
def test_creation(self):
request = self.request()
self.assertEqual(request.uuid, self.task_uuid)
self.assertEqual(request.task_cls, self.task.name)
self.assertIsInstance(request.result, futures.Future)
self.assertFalse(request.result.done())
def test_str(self):
request = self.request()
self.assertEqual(str(request),
"<REQUEST> %s" % self.request_to_dict())
def test_repr(self):
expected = '%s:%s' % (self.task.name, self.task_action)
self.assertEqual(repr(self.request()), expected)
def test_to_dict_default(self):
self.assertEqual(self.request().to_dict(), self.request_to_dict())
def test_to_dict_with_result(self):
self.assertEqual(self.request(result=333).to_dict(),
self.request_to_dict(result=('success', 333)))
def test_to_dict_with_result_none(self):
self.assertEqual(self.request(result=None).to_dict(),
self.request_to_dict(result=('success', None)))
def test_to_dict_with_result_failure(self):
failure = misc.Failure.from_exception(RuntimeError('Woot!'))
expected = self.request_to_dict(result=('failure', failure.to_dict()))
self.assertEqual(self.request(result=failure).to_dict(), expected)
def test_to_dict_with_failures(self):
failure = misc.Failure.from_exception(RuntimeError('Woot!'))
request = self.request(failures={self.task.name: failure})
expected = self.request_to_dict(
failures={self.task.name: failure.to_dict()})
self.assertEqual(request.to_dict(), expected)
@mock.patch('taskflow.engines.worker_based.protocol.misc.wallclock')
def test_pending_not_expired(self, mocked_wallclock):
mocked_wallclock.side_effect = [1, self.timeout]
self.assertFalse(self.request().expired)
@mock.patch('taskflow.engines.worker_based.protocol.misc.wallclock')
def test_pending_expired(self, mocked_wallclock):
mocked_wallclock.side_effect = [1, self.timeout + 2]
self.assertTrue(self.request().expired)
@mock.patch('taskflow.engines.worker_based.protocol.misc.wallclock')
def test_running_not_expired(self, mocked_wallclock):
mocked_wallclock.side_effect = [1, self.timeout + 2]
request = self.request()
request.set_running()
self.assertFalse(request.expired)
def test_set_result(self):
request = self.request()
request.set_result(111)
result = request.result.result()
self.assertEqual(result, (self.task, 'executed', 111))
def test_on_progress(self):
progress_callback = mock.MagicMock(name='progress_callback')
request = self.request(task=self.task,
progress_callback=progress_callback)
request.on_progress('event_data', 0.0)
request.on_progress('event_data', 1.0)
expected_calls = [
mock.call(self.task, 'event_data', 0.0),
mock.call(self.task, 'event_data', 1.0)
]
self.assertEqual(progress_callback.mock_calls, expected_calls)