mistral/mistral/tests/unit/engine/test_task_pause_resume.py

309 lines
10 KiB
Python

# Copyright 2015 - StackStorm, Inc.
# Copyright 2016 - Brocade Communications Systems, Inc.
#
# 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 mistral.db.v2 import api as db_api
from mistral.services import workflows as wf_service
from mistral.tests.unit.engine import base
from mistral.workflow import states
from mistral_lib import actions as ml_actions
class TaskPauseResumeTest(base.EngineTestCase):
def test_pause_resume_action_ex(self):
workflow = """
version: '2.0'
wf:
tasks:
task1:
action: std.async_noop
on-success:
- task2
task2:
action: std.noop
"""
wf_service.create_workflows(workflow)
wf_ex = self.engine.start_workflow('wf')
self.await_workflow_state(wf_ex.id, states.RUNNING)
with db_api.transaction():
wf_execs = db_api.get_workflow_executions()
wf_ex = self._assert_single_item(wf_execs, name='wf')
task_execs = wf_ex.task_executions
task_1_ex = self._assert_single_item(
wf_ex.task_executions,
name='task1'
)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertEqual(1, len(task_execs))
self.assertEqual(states.RUNNING, task_1_ex.state)
self.assertEqual(1, len(task_1_action_exs))
self.assertEqual(states.RUNNING, task_1_action_exs[0].state)
# Pause the action execution of task 1.
self.engine.on_action_update(task_1_action_exs[0].id, states.PAUSED)
self.await_task_paused(task_1_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
task_1_ex = self._assert_single_item(
wf_ex.task_executions,
name='task1'
)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(states.PAUSED, wf_ex.state)
self.assertEqual(1, len(task_execs))
self.assertEqual(states.PAUSED, task_1_ex.state)
self.assertEqual(1, len(task_1_action_exs))
self.assertEqual(states.PAUSED, task_1_action_exs[0].state)
# Resume the action execution of task 1.
self.engine.on_action_update(task_1_action_exs[0].id, states.RUNNING)
self.await_task_running(task_1_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_1_ex = self._assert_single_item(
wf_ex.task_executions,
name='task1'
)
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertEqual(1, len(task_execs))
self.assertEqual(states.RUNNING, task_1_ex.state)
self.assertEqual(1, len(task_1_action_exs))
self.assertEqual(states.RUNNING, task_1_action_exs[0].state)
# Complete action execution of task 1.
self.engine.on_action_complete(
task_1_action_exs[0].id,
ml_actions.Result(data={'result': 'foobar'})
)
# Wait for the workflow execution to complete.
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
task_1_ex = self._assert_single_item(task_execs, name='task1')
task_1_action_exs = db_api.get_action_executions(
task_execution_id=task_1_ex.id
)
task_2_ex = self._assert_single_item(task_execs, name='task2')
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertEqual(2, len(task_execs))
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertEqual(1, len(task_1_action_exs))
self.assertEqual(states.SUCCESS, task_1_action_exs[0].state)
self.assertEqual(states.SUCCESS, task_2_ex.state)
def test_pause_resume_action_ex_with_items_task(self):
workflow = """
version: '2.0'
wf:
tasks:
task1:
with-items: i in <% range(3) %>
action: std.async_noop
on-success:
- task2
task2:
action: std.noop
"""
wf_service.create_workflows(workflow)
wf_ex = self.engine.start_workflow('wf')
self.await_workflow_state(wf_ex.id, states.RUNNING)
with db_api.transaction():
wf_execs = db_api.get_workflow_executions()
wf_ex = self._assert_single_item(wf_execs, name='wf')
task_execs = wf_ex.task_executions
task_1_ex = self._assert_single_item(
wf_ex.task_executions,
name='task1'
)
task_1_action_exs = sorted(
db_api.get_action_executions(task_execution_id=task_1_ex.id),
key=lambda x: x['runtime_context']['index']
)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertEqual(1, len(task_execs))
self.assertEqual(states.RUNNING, task_1_ex.state)
self.assertEqual(3, len(task_1_action_exs))
self.assertEqual(states.RUNNING, task_1_action_exs[0].state)
self.assertEqual(states.RUNNING, task_1_action_exs[1].state)
self.assertEqual(states.RUNNING, task_1_action_exs[2].state)
# Pause the 1st action execution of task 1.
self.engine.on_action_update(task_1_action_exs[0].id, states.PAUSED)
self.await_task_paused(task_1_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
task_1_ex = self._assert_single_item(
wf_ex.task_executions,
name='task1'
)
task_1_action_exs = sorted(
db_api.get_action_executions(task_execution_id=task_1_ex.id),
key=lambda x: x['runtime_context']['index']
)
self.assertEqual(states.PAUSED, wf_ex.state)
self.assertEqual(1, len(task_execs))
self.assertEqual(states.PAUSED, task_1_ex.state)
self.assertEqual(3, len(task_1_action_exs))
self.assertEqual(states.PAUSED, task_1_action_exs[0].state)
self.assertEqual(states.RUNNING, task_1_action_exs[1].state)
self.assertEqual(states.RUNNING, task_1_action_exs[2].state)
# Complete 2nd and 3rd action executions of task 1.
self.engine.on_action_complete(
task_1_action_exs[1].id,
ml_actions.Result(data={'result': 'two'})
)
self.engine.on_action_complete(
task_1_action_exs[2].id,
ml_actions.Result(data={'result': 'three'})
)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
task_1_ex = self._assert_single_item(
wf_ex.task_executions,
name='task1'
)
task_1_action_exs = sorted(
db_api.get_action_executions(task_execution_id=task_1_ex.id),
key=lambda x: x['runtime_context']['index']
)
self.assertEqual(states.PAUSED, wf_ex.state)
self.assertEqual(1, len(task_execs))
self.assertEqual(states.PAUSED, task_1_ex.state)
self.assertEqual(3, len(task_1_action_exs))
self.assertEqual(states.PAUSED, task_1_action_exs[0].state)
self.assertEqual(states.SUCCESS, task_1_action_exs[1].state)
self.assertEqual(states.SUCCESS, task_1_action_exs[2].state)
# Resume the 1st action execution of task 1.
self.engine.on_action_update(task_1_action_exs[0].id, states.RUNNING)
self.await_task_running(task_1_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_1_ex = self._assert_single_item(
wf_ex.task_executions,
name='task1'
)
task_1_action_exs = sorted(
db_api.get_action_executions(task_execution_id=task_1_ex.id),
key=lambda x: x['runtime_context']['index']
)
self.assertEqual(states.RUNNING, wf_ex.state)
self.assertEqual(1, len(task_execs))
self.assertEqual(states.RUNNING, task_1_ex.state)
self.assertEqual(3, len(task_1_action_exs))
self.assertEqual(states.RUNNING, task_1_action_exs[0].state)
self.assertEqual(states.SUCCESS, task_1_action_exs[1].state)
self.assertEqual(states.SUCCESS, task_1_action_exs[2].state)
# Complete the 1st action execution of task 1.
self.engine.on_action_complete(
task_1_action_exs[0].id,
ml_actions.Result(data={'result': 'foobar'})
)
# Wait for the workflow execution to complete.
self.await_workflow_success(wf_ex.id)
with db_api.transaction():
wf_ex = db_api.get_workflow_execution(wf_ex.id)
task_execs = wf_ex.task_executions
task_1_ex = self._assert_single_item(task_execs, name='task1')
task_1_action_exs = sorted(
db_api.get_action_executions(task_execution_id=task_1_ex.id),
key=lambda x: x['runtime_context']['index']
)
task_2_ex = self._assert_single_item(task_execs, name='task2')
self.assertEqual(states.SUCCESS, wf_ex.state)
self.assertEqual(2, len(task_execs))
self.assertEqual(states.SUCCESS, task_1_ex.state)
self.assertEqual(3, len(task_1_action_exs))
self.assertEqual(states.SUCCESS, task_1_action_exs[0].state)
self.assertEqual(states.SUCCESS, task_1_action_exs[1].state)
self.assertEqual(states.SUCCESS, task_1_action_exs[2].state)
self.assertEqual(states.SUCCESS, task_2_ex.state)