/usr/lib/python2.7/dist-packages/taskflow/tests/unit/test_progress.py is in python-taskflow 2.3.0-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 | # -*- 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 taskflow.engines
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.utils import persistence_utils as p_utils
class ProgressTask(task.Task):
def __init__(self, name, segments):
super(ProgressTask, self).__init__(name=name)
self._segments = segments
def execute(self):
if self._segments <= 0:
return
for i in range(1, self._segments):
progress = float(i) / self._segments
self.update_progress(progress)
class ProgressTaskWithDetails(task.Task):
def execute(self):
details = {
'progress': 0.5,
'test': 'test data',
'foo': 'bar',
}
self.notifier.notify(task.EVENT_UPDATE_PROGRESS, details)
class TestProgress(test.TestCase):
def _make_engine(self, flow, flow_detail=None, backend=None):
e = taskflow.engines.load(flow,
flow_detail=flow_detail,
backend=backend)
e.compile()
e.prepare()
return e
def tearDown(self):
super(TestProgress, self).tearDown()
with contextlib.closing(impl_memory.MemoryBackend({})) as be:
with contextlib.closing(be.get_connection()) as conn:
conn.clear_all()
def test_sanity_progress(self):
fired_events = []
def notify_me(event_type, details):
fired_events.append(details.pop('progress'))
ev_count = 5
t = ProgressTask("test", ev_count)
t.notifier.register(task.EVENT_UPDATE_PROGRESS, notify_me)
flo = lf.Flow("test")
flo.add(t)
e = self._make_engine(flo)
e.run()
self.assertEqual(ev_count + 1, len(fired_events))
self.assertEqual(1.0, fired_events[-1])
self.assertEqual(0.0, fired_events[0])
def test_no_segments_progress(self):
fired_events = []
def notify_me(event_type, details):
fired_events.append(details.pop('progress'))
t = ProgressTask("test", 0)
t.notifier.register(task.EVENT_UPDATE_PROGRESS, notify_me)
flo = lf.Flow("test")
flo.add(t)
e = self._make_engine(flo)
e.run()
# 0.0 and 1.0 should be automatically fired
self.assertEqual(2, len(fired_events))
self.assertEqual(1.0, fired_events[-1])
self.assertEqual(0.0, fired_events[0])
def test_storage_progress(self):
with contextlib.closing(impl_memory.MemoryBackend({})) as be:
flo = lf.Flow("test")
flo.add(ProgressTask("test", 3))
b, fd = p_utils.temporary_flow_detail(be)
e = self._make_engine(flo, flow_detail=fd, backend=be)
e.run()
end_progress = e.storage.get_task_progress("test")
self.assertEqual(1.0, end_progress)
task_uuid = e.storage.get_atom_uuid("test")
td = fd.find(task_uuid)
self.assertEqual(1.0, td.meta['progress'])
self.assertFalse(td.meta['progress_details'])
def test_storage_progress_detail(self):
flo = ProgressTaskWithDetails("test")
e = self._make_engine(flo)
e.run()
end_progress = e.storage.get_task_progress("test")
self.assertEqual(1.0, end_progress)
end_details = e.storage.get_task_progress_details("test")
self.assertEqual(0.5, end_details.get('at_progress'))
self.assertEqual({
'test': 'test data',
'foo': 'bar'
}, end_details.get('details'))
def test_dual_storage_progress(self):
fired_events = []
def notify_me(event_type, details):
fired_events.append(details.pop('progress'))
with contextlib.closing(impl_memory.MemoryBackend({})) as be:
t = ProgressTask("test", 5)
t.notifier.register(task.EVENT_UPDATE_PROGRESS, notify_me)
flo = lf.Flow("test")
flo.add(t)
b, fd = p_utils.temporary_flow_detail(be)
e = self._make_engine(flo, flow_detail=fd, backend=be)
e.run()
end_progress = e.storage.get_task_progress("test")
self.assertEqual(1.0, end_progress)
task_uuid = e.storage.get_atom_uuid("test")
td = fd.find(task_uuid)
self.assertEqual(1.0, td.meta['progress'])
self.assertFalse(td.meta['progress_details'])
self.assertEqual(6, len(fired_events))
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