Files
deb-python-taskflow/taskflow/tests/unit/test_duration.py
Christian Berendt 6132647fb7 Enabled hacking checks H305 and H307
* H305  imports not grouped correctly
* H307  like imports should be grouped together

Change-Id: If1dd9c89f65ede6959865a885777cb08c263eca0
2014-07-17 09:05:48 +02:00

83 lines
3.0 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (C) 2012 Yahoo! Inc. All Rights Reserved.
#
# 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.
import contextlib
import time
import mock
import taskflow.engines
from taskflow import exceptions as exc
from taskflow.listeners import timing
from taskflow.patterns import linear_flow as lf
from taskflow.persistence.backends import impl_memory
from taskflow import task
from taskflow import test
from taskflow.tests import utils as t_utils
from taskflow.utils import persistence_utils as p_utils
class SleepyTask(task.Task):
def __init__(self, name, sleep_for=0.0):
super(SleepyTask, self).__init__(name=name)
self._sleep_for = float(sleep_for)
def execute(self):
if self._sleep_for <= 0:
return
else:
time.sleep(self._sleep_for)
class TestDuration(test.TestCase):
def make_engine(self, flow, flow_detail, backend):
e = taskflow.engines.load(flow,
flow_detail=flow_detail,
backend=backend)
e.compile()
return e
def test_duration(self):
with contextlib.closing(impl_memory.MemoryBackend({})) as be:
flow = lf.Flow("test")
flow.add(SleepyTask("test-1", sleep_for=0.1))
(lb, fd) = p_utils.temporary_flow_detail(be)
e = self.make_engine(flow, fd, be)
with timing.TimingListener(e):
e.run()
t_uuid = e.storage.get_atom_uuid("test-1")
td = fd.find(t_uuid)
self.assertIsNotNone(td)
self.assertIsNotNone(td.meta)
self.assertIn('duration', td.meta)
self.assertGreaterEqual(0.1, td.meta['duration'])
@mock.patch.object(timing.LOG, 'warn')
def test_record_ending_exception(self, mocked_warn):
with contextlib.closing(impl_memory.MemoryBackend({})) as be:
flow = lf.Flow("test")
flow.add(t_utils.TaskNoRequiresNoReturns("test-1"))
(lb, fd) = p_utils.temporary_flow_detail(be)
e = self.make_engine(flow, fd, be)
timing_listener = timing.TimingListener(e)
with mock.patch.object(timing_listener._engine.storage,
'update_atom_metadata') as mocked_uam:
mocked_uam.side_effect = exc.StorageFailure('Woot!')
with timing_listener:
e.run()
mocked_warn.assert_called_once_with(mock.ANY, mock.ANY, 'test-1',
exc_info=True)