32e8c3da61
* Implemented Worker to be started on remote host for handling tasks request. * Implemented WorkerTaskExecutor that proxies tasks requests to remote workers. * Implemented Proxy that is used for consuming and publishing messages by Worker and Executor. * Added worker-based engine and worker task executor. * Added kombu dependency to requirements. * Added worker-based flow example. * Added unit-tests for worker-based flow components. Implements: blueprint worker-based-engine Change-Id: I8c6859ba4a1a56c2592e3d67cdfb8968b13ee99c
83 lines
3.0 KiB
Python
83 lines
3.0 KiB
Python
# -*- coding: utf-8 -*-
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (C) 2014 Yahoo! Inc. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from taskflow.engines.worker_based import endpoint as ep
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from taskflow import task
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from taskflow import test
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from taskflow.tests import utils
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from taskflow.utils import reflection
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class Task(task.Task):
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def __init__(self, a, *args, **kwargs):
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super(Task, self).__init__(*args, **kwargs)
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def execute(self, *args, **kwargs):
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pass
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class TestEndpoint(test.TestCase):
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def setUp(self):
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super(TestEndpoint, self).setUp()
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self.task_cls = utils.TaskOneReturn
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self.task_uuid = 'task-uuid'
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self.task_args = {'context': 'context'}
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self.task_cls_name = reflection.get_class_name(self.task_cls)
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self.task_ep = ep.Endpoint(self.task_cls)
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self.task_result = 1
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def test_creation(self):
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task = self.task_ep._get_task()
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self.assertEqual(self.task_ep.name, self.task_cls_name)
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self.assertIsInstance(task, self.task_cls)
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self.assertEqual(task.name, self.task_cls_name)
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def test_creation_with_task_name(self):
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task_name = 'test'
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task = self.task_ep._get_task(name=task_name)
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self.assertEqual(self.task_ep.name, self.task_cls_name)
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self.assertIsInstance(task, self.task_cls)
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self.assertEqual(task.name, task_name)
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def test_creation_task_with_constructor_args(self):
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# NOTE(skudriashev): Exception is expected here since task
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# is created without any arguments passing to its constructor.
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endpoint = ep.Endpoint(Task)
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self.assertRaises(TypeError, endpoint._get_task)
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def test_to_str(self):
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self.assertEqual(str(self.task_ep), self.task_cls_name)
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def test_execute(self):
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result = self.task_ep.execute(task_name=self.task_cls_name,
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task_uuid=self.task_uuid,
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arguments=self.task_args,
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progress_callback=None)
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self.assertEqual(result, self.task_result)
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def test_revert(self):
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result = self.task_ep.revert(task_name=self.task_cls_name,
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task_uuid=self.task_uuid,
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arguments=self.task_args,
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progress_callback=None,
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result=self.task_result,
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failures={})
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self.assertEqual(result, None)
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