mistral/mistral/tests/unit/workbook/test_spec_caching.py

239 lines
7.1 KiB
Python

# Copyright 2015 - StackStorm, 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 workbooks as wb_service
from mistral.services import workflows as wf_service
from mistral.tests.unit import base
from mistral.workbook import parser as spec_parser
from mistral.workflow import states
class SpecificationCachingTest(base.DbTestCase):
def test_workflow_spec_caching(self):
wf_text = """
version: '2.0'
wf:
tasks:
task1:
action: std.echo output="Echo"
"""
wfs = wf_service.create_workflows(wf_text)
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
self.assertEqual(0, spec_parser.get_wf_definition_spec_cache_size())
wf_spec = spec_parser.get_workflow_spec_by_definition_id(
wfs[0].id,
wfs[0].updated_at
)
self.assertIsNotNone(wf_spec)
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
self.assertEqual(1, spec_parser.get_wf_definition_spec_cache_size())
def test_workflow_spec_cache_update_via_workflow_service(self):
wf_text = """
version: '2.0'
wf:
tasks:
task1:
action: std.echo output="Echo"
"""
wfs = wf_service.create_workflows(wf_text)
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
self.assertEqual(0, spec_parser.get_wf_definition_spec_cache_size())
wf_spec = spec_parser.get_workflow_spec_by_definition_id(
wfs[0].id,
wfs[0].updated_at
)
self.assertEqual(1, len(wf_spec.get_tasks()))
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
self.assertEqual(1, spec_parser.get_wf_definition_spec_cache_size())
# Now update workflow definition and check that cache is updated too.
wf_text = """
version: '2.0'
wf:
tasks:
task1:
action: std.echo output="1"
task2:
action: std.echo output="2"
"""
wfs = wf_service.update_workflows(wf_text)
self.assertEqual(1, spec_parser.get_wf_definition_spec_cache_size())
wf_spec = spec_parser.get_workflow_spec_by_definition_id(
wfs[0].id,
wfs[0].updated_at
)
self.assertEqual(2, len(wf_spec.get_tasks()))
self.assertEqual(2, spec_parser.get_wf_definition_spec_cache_size())
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
def test_workflow_spec_cache_update_via_workbook_service(self):
wb_text = """
version: '2.0'
name: wb
workflows:
wf:
tasks:
task1:
action: std.echo output="Echo"
"""
wb_service.create_workbook_v2(wb_text)
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
self.assertEqual(0, spec_parser.get_wf_definition_spec_cache_size())
wf = db_api.get_workflow_definition('wb.wf')
wf_spec = spec_parser.get_workflow_spec_by_definition_id(
wf.id,
wf.updated_at
)
self.assertEqual(1, len(wf_spec.get_tasks()))
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
self.assertEqual(1, spec_parser.get_wf_definition_spec_cache_size())
# Now update workflow definition and check that cache is updated too.
wb_text = """
version: '2.0'
name: wb
workflows:
wf:
tasks:
task1:
action: std.echo output="1"
task2:
action: std.echo output="2"
"""
wb_service.update_workbook_v2(wb_text)
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
self.assertEqual(1, spec_parser.get_wf_definition_spec_cache_size())
wf = db_api.get_workflow_definition(wf.id)
wf_spec = spec_parser.get_workflow_spec_by_definition_id(
wf.id,
wf.updated_at
)
self.assertEqual(2, len(wf_spec.get_tasks()))
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
self.assertEqual(2, spec_parser.get_wf_definition_spec_cache_size())
def test_cache_workflow_spec_by_execution_id(self):
wf_text = """
version: '2.0'
wf:
tasks:
task1:
action: std.echo output="Echo"
"""
wfs = wf_service.create_workflows(wf_text)
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
self.assertEqual(0, spec_parser.get_wf_definition_spec_cache_size())
wf_def = wfs[0]
wf_spec = spec_parser.get_workflow_spec_by_definition_id(
wf_def.id,
wf_def.updated_at
)
self.assertEqual(1, len(wf_spec.get_tasks()))
self.assertEqual(0, spec_parser.get_wf_execution_spec_cache_size())
self.assertEqual(1, spec_parser.get_wf_definition_spec_cache_size())
wf_ex = db_api.create_workflow_execution({
'id': '1-2-3-4',
'name': 'wf',
'workflow_id': wf_def.id,
'spec': wf_spec.to_dict(),
'state': states.RUNNING
})
# Check that we can get a valid spec by execution id.
wf_spec_by_exec_id = spec_parser.get_workflow_spec_by_execution_id(
wf_ex.id
)
self.assertEqual(1, len(wf_spec_by_exec_id.get_tasks()))
# Now update workflow definition and check that cache is updated too.
wf_text = """
version: '2.0'
wf:
tasks:
task1:
action: std.echo output="1"
task2:
action: std.echo output="2"
"""
wfs = wf_service.update_workflows(wf_text)
self.assertEqual(1, spec_parser.get_wf_definition_spec_cache_size())
wf_spec = spec_parser.get_workflow_spec_by_definition_id(
wfs[0].id,
wfs[0].updated_at
)
self.assertEqual(2, len(wf_spec.get_tasks()))
self.assertEqual(2, spec_parser.get_wf_definition_spec_cache_size())
self.assertEqual(1, spec_parser.get_wf_execution_spec_cache_size())
# Now finally update execution cache and check that we can
# get a valid spec by execution id.
spec_parser.cache_workflow_spec_by_execution_id(wf_ex.id, wf_spec)
wf_spec_by_exec_id = spec_parser.get_workflow_spec_by_execution_id(
wf_ex.id
)
self.assertEqual(2, len(wf_spec_by_exec_id.get_tasks()))