199 lines
5.8 KiB
Python
199 lines
5.8 KiB
Python
# Copyright 2014 - Mirantis, Inc.
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# Copyright 2015 - StackStorm, 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 mistral.actions import std_actions
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from mistral.db.v2 import api as db_api
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from mistral import exceptions as exc
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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.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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class ExecutionStateInfoTest(base.EngineTestCase):
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def test_state_info(self):
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workflow = """---
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version: '2.0'
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test_wf:
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type: direct
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tasks:
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task1:
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action: std.fail
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task2:
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action: std.noop
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"""
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wf_service.create_workflows(workflow)
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# Start workflow.
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wf_ex = self.engine.start_workflow('test_wf')
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self.await_workflow_error(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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self.assertIn("error in tasks: task1", wf_ex.state_info)
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def test_state_info_two_failed_branches(self):
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workflow = """---
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version: '2.0'
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test_wf:
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type: direct
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tasks:
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task1:
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action: std.fail
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task2:
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action: std.fail
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"""
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wf_service.create_workflows(workflow)
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# Start workflow.
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wf_ex = self.engine.start_workflow('test_wf')
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self.await_workflow_error(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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self.assertIn("error in tasks: task1, task2", wf_ex.state_info)
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def test_state_info_with_policies(self):
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workflow = """---
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version: '2.0'
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test_wf:
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type: direct
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tasks:
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task1:
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action: std.fail
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wait-after: 1
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task2:
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action: std.noop
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wait-after: 3
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"""
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wf_service.create_workflows(workflow)
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# Start workflow.
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wf_ex = self.engine.start_workflow('test_wf')
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self.await_workflow_error(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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self.assertIn("error in tasks: task1", wf_ex.state_info)
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@mock.patch.object(
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std_actions.EchoAction,
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'run',
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mock.MagicMock(
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side_effect=[
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exc.ActionException(), # Mock task1 exception for initial run.
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'Task 1.1', # Mock task1 success for initial run.
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exc.ActionException(), # Mock task1 exception for initial run.
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'Task 1.0', # Mock task1 success for rerun.
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'Task 1.2' # Mock task1 success for rerun.
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]
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)
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)
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def test_state_info_with_items(self):
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workflow = """---
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version: '2.0'
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wf:
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type: direct
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tasks:
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t1:
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with-items: i in <% list(range(0, 3)) %>
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action: std.echo output="Task 1.<% $.i %>"
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"""
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wf_service.create_workflows(workflow)
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wf_ex = self.engine.start_workflow('wf')
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self.await_workflow_error(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_execs = wf_ex.task_executions
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self.assertEqual(states.ERROR, wf_ex.state)
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task_1_ex = self._assert_single_item(task_execs, name='t1')
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self.assertEqual(states.ERROR, task_1_ex.state)
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task_1_action_exs = db_api.get_action_executions(
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task_execution_id=task_1_ex.id
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)
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self.assertEqual(3, len(task_1_action_exs))
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error_actions = [
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action_ex for action_ex in task_1_action_exs if
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action_ex.state == states.ERROR
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]
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self.assertEqual(2, len(error_actions))
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success_actions = [
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action_ex for action_ex in task_1_action_exs if
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action_ex.state == states.SUCCESS
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]
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self.assertEqual(1, len(success_actions))
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for action_ex in error_actions:
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self.assertIn(action_ex.id, wf_ex.state_info)
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for action_ex in success_actions:
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self.assertNotIn(action_ex.id, wf_ex.state_info)
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def test_state_info_with_json(self):
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workflow = """---
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version: "2.0"
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wf_state_info:
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type: direct
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tasks:
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main_task:
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action: std.test_dict
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input:
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size: 1
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key_prefix: "abc"
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val: "pqr"
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on-success:
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- fail msg="<% task().result %>"
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"""
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wf_service.create_workflows(workflow)
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# Start workflow.
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wf_ex = self.engine.start_workflow('wf_state_info')
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self.await_workflow_error(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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self.assertIn('{"abc0": "pqr"}', wf_ex.state_info)
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