110 lines
3.2 KiB
Python
110 lines
3.2 KiB
Python
# Copyright 2015 - Mirantis, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import mock
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from oslo_config import cfg
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from oslo_utils import importutils
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import testtools
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from mistral.db.v2 import api as db_api
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from mistral.services import workflows as wf_service
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from mistral.tests.unit.engine import base
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from mistral.utils import javascript
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from mistral.workflow import states
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# Use the set_default method to set value otherwise in certain test cases
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# the change in value is not permanent.
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cfg.CONF.set_default('auth_enable', False, group='pecan')
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JAVASCRIPT_WORKFLOW = """
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version: "2.0"
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wf:
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input:
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- length
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tasks:
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task1:
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action: std.javascript
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input:
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script: |
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let numberSequence = Array.from({length: $['length']},
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(x, i) => i);
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let evenNumbers = numberSequence.filter(x => x % 2 === 0);
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return evenNumbers.length;
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context: <% $ %>
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publish:
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res: <% task().result %>
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"""
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def fake_evaluate(_, context):
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return context['length'] / 2
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class JavaScriptEngineTest(base.EngineTestCase):
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@testtools.skipIf(not importutils.try_import('py_mini_racer'),
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'This test requires that py_mini_racer library was '
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'installed')
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def test_py_mini_racer_javascript_action(self):
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cfg.CONF.set_default(
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'js_implementation',
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'py_mini_racer'
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)
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length = 1000
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wf_service.create_workflows(JAVASCRIPT_WORKFLOW)
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# Start workflow.
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wf_ex = self.engine.start_workflow(
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'wf',
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wf_input={'length': length}
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)
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self.await_workflow_success(wf_ex.id)
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with db_api.transaction():
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wf_ex = db_api.get_workflow_execution(wf_ex.id)
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task_ex = wf_ex.task_executions[0]
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self.assertEqual(states.SUCCESS, task_ex.state)
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self.assertDictEqual({}, task_ex.runtime_context)
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self.assertEqual(length / 2, task_ex.published['res'])
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@mock.patch.object(javascript, 'evaluate', fake_evaluate)
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def test_fake_javascript_action_data_context(self):
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length = 1000
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wf_service.create_workflows(JAVASCRIPT_WORKFLOW)
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# Start workflow.
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wf_ex = self.engine.start_workflow(
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'wf',
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wf_input={'length': length}
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)
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self.await_workflow_success(wf_ex.id)
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with db_api.transaction():
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wf_ex = db_api.get_workflow_execution(wf_ex.id)
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task_ex = wf_ex.task_executions[0]
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self.assertEqual(states.SUCCESS, task_ex.state)
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self.assertDictEqual({}, task_ex.runtime_context)
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self.assertEqual(length / 2, task_ex.published['res'])
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