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deb-python-taskflow/taskflow/tests/unit/test_duration.py
yangxurong 17bf3db06a Remove extraneous vim configuration comments
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Change-Id: I7581cc88b8de433d5609ed06c6570b0b45c13573
Closes-Bug:#1229324
2014-02-14 16:56:50 +08:00

64 lines
2.1 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
from taskflow import task
from taskflow import test
import taskflow.engines
from taskflow.listeners import timing
from taskflow.patterns import linear_flow as lf
from taskflow.persistence.backends import impl_memory
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:
flo = lf.Flow("test")
flo.add(SleepyTask("test-1", sleep_for=0.1))
(lb, fd) = p_utils.temporary_flow_detail(be)
e = self.make_engine(flo, fd, be)
with timing.TimingListener(e):
e.run()
t_uuid = e.storage.get_task_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'])