132 lines
3.9 KiB
Python
132 lines
3.9 KiB
Python
# Copyright 2014 - 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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from oslo.config import cfg
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from mistral.db.v2 import api as db_api
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from mistral.openstack.common import log as logging
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from mistral.services import workflows as wf_service
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from mistral.tests.unit.engine1 import base
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from mistral.workflow import states
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LOG = logging.getLogger(__name__)
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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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WF = """
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---
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version: '2.0'
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wf:
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type: direct
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input:
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- num1
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- num2
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output:
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result: "<% $.result4 %>,<% $.result5 %>"
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tasks:
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task1:
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action: std.echo output=<% $.num1 %>
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publish:
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result1: <% $.task1 %>
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on-complete:
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- task3
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task2:
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action: std.echo output=<% $.num2 %>
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publish:
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result2: <% $.task2 %>
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on-complete:
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- task3
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task3:
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description: |
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This task doesn't "action" or "workflow" property. It works as "no-op"
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task and serves just a decision point in the workflow.
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join: all
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on-complete:
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- task4: <% $.num1 + $.num2 = 2 %>
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- task5: <% $.num1 + $.num2 = 3 %>
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task4:
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action: std.echo output=4
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publish:
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result4: <% $.task4 %>
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task5:
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action: std.echo output=5
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publish:
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result5: <% $.task5 %>
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"""
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class NoopTaskEngineTest(base.EngineTestCase):
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def test_noop_task1(self):
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wf_service.create_workflows(WF)
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# Start workflow.
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wf_ex = self.engine.start_workflow('wf', {'num1': 1, 'num2': 1})
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self._await(lambda: self.is_execution_success(wf_ex.id))
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# Note: We need to reread execution to access related tasks.
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wf_ex = db_api.get_workflow_execution(wf_ex.id)
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tasks = wf_ex.task_executions
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self.assertEqual(4, len(tasks))
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task1 = self._assert_single_item(tasks, name='task1')
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task2 = self._assert_single_item(tasks, name='task2')
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task3 = self._assert_single_item(tasks, name='task3')
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task4 = self._assert_single_item(tasks, name='task4')
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self.assertEqual(states.SUCCESS, task1.state)
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self.assertEqual(states.SUCCESS, task2.state)
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self.assertEqual(states.SUCCESS, task3.state)
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self.assertEqual(states.SUCCESS, task4.state)
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self.assertDictEqual({'result': '4,None'}, wf_ex.output)
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def test_noop_task2(self):
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wf_service.create_workflows(WF)
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# Start workflow.
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wf_ex = self.engine.start_workflow('wf', {'num1': 1, 'num2': 2})
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self._await(lambda: self.is_execution_success(wf_ex.id))
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# Note: We need to reread execution to access related tasks.
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wf_ex = db_api.get_workflow_execution(wf_ex.id)
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tasks = wf_ex.task_executions
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self.assertEqual(4, len(tasks))
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task1 = self._assert_single_item(tasks, name='task1')
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task2 = self._assert_single_item(tasks, name='task2')
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task3 = self._assert_single_item(tasks, name='task3')
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task5 = self._assert_single_item(tasks, name='task5')
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self.assertEqual(states.SUCCESS, task1.state)
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self.assertEqual(states.SUCCESS, task2.state)
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self.assertEqual(states.SUCCESS, task3.state)
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self.assertEqual(states.SUCCESS, task5.state)
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self.assertDictEqual({'result': 'None,5'}, wf_ex.output)
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