139 lines
4.9 KiB
Python
139 lines
4.9 KiB
Python
# Copyright 2011 OpenStack Foundation
|
|
# 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.
|
|
"""
|
|
Tests For PickledScheduler.
|
|
"""
|
|
|
|
import datetime
|
|
|
|
from oslo_serialization import jsonutils
|
|
import six
|
|
|
|
from cinder.scheduler import scheduler_options
|
|
from cinder import test
|
|
|
|
|
|
class FakeSchedulerOptions(scheduler_options.SchedulerOptions):
|
|
def __init__(self, last_checked, now, file_old, file_now, data, filedata):
|
|
super(FakeSchedulerOptions, self).__init__()
|
|
# Change internals ...
|
|
self.last_modified = file_old
|
|
self.last_checked = last_checked
|
|
self.data = data
|
|
|
|
# For overrides ...
|
|
self._time_now = now
|
|
self._file_now = file_now
|
|
self._file_data = filedata
|
|
|
|
self.file_was_loaded = False
|
|
|
|
def _get_file_timestamp(self, filename):
|
|
return self._file_now
|
|
|
|
def _get_file_handle(self, filename):
|
|
self.file_was_loaded = True
|
|
return six.StringIO(self._file_data)
|
|
|
|
def _get_time_now(self):
|
|
return self._time_now
|
|
|
|
|
|
class SchedulerOptionsTestCase(test.TestCase):
|
|
def test_get_configuration_first_time_no_flag(self):
|
|
last_checked = None
|
|
now = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
file_old = None
|
|
file_now = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
|
|
data = dict(a=1, b=2, c=3)
|
|
jdata = jsonutils.dumps(data)
|
|
|
|
fake = FakeSchedulerOptions(last_checked, now, file_old, file_now,
|
|
{}, jdata)
|
|
self.assertEqual({}, fake.get_configuration())
|
|
self.assertFalse(fake.file_was_loaded)
|
|
|
|
def test_get_configuration_first_time_empty_file(self):
|
|
last_checked = None
|
|
now = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
file_old = None
|
|
file_now = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
|
|
jdata = ""
|
|
|
|
fake = FakeSchedulerOptions(last_checked, now, file_old, file_now,
|
|
{}, jdata)
|
|
self.assertEqual({}, fake.get_configuration('foo.json'))
|
|
self.assertTrue(fake.file_was_loaded)
|
|
|
|
def test_get_configuration_first_time_happy_day(self):
|
|
last_checked = None
|
|
now = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
file_old = None
|
|
file_now = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
|
|
data = dict(a=1, b=2, c=3)
|
|
jdata = jsonutils.dumps(data)
|
|
|
|
fake = FakeSchedulerOptions(last_checked, now, file_old, file_now,
|
|
{}, jdata)
|
|
self.assertEqual(data, fake.get_configuration('foo.json'))
|
|
self.assertTrue(fake.file_was_loaded)
|
|
|
|
def test_get_configuration_second_time_no_change(self):
|
|
last_checked = datetime.datetime(2011, 1, 1, 1, 1, 1)
|
|
now = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
file_old = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
file_now = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
|
|
data = dict(a=1, b=2, c=3)
|
|
jdata = jsonutils.dumps(data)
|
|
|
|
fake = FakeSchedulerOptions(last_checked, now, file_old, file_now,
|
|
data, jdata)
|
|
self.assertEqual(data, fake.get_configuration('foo.json'))
|
|
self.assertFalse(fake.file_was_loaded)
|
|
|
|
def test_get_configuration_second_time_too_fast(self):
|
|
last_checked = datetime.datetime(2011, 1, 1, 1, 1, 1)
|
|
now = datetime.datetime(2011, 1, 1, 1, 1, 2)
|
|
file_old = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
file_now = datetime.datetime(2013, 1, 1, 1, 1, 1)
|
|
|
|
old_data = dict(a=1, b=2, c=3)
|
|
data = dict(a=11, b=12, c=13)
|
|
jdata = jsonutils.dumps(data)
|
|
|
|
fake = FakeSchedulerOptions(last_checked, now, file_old, file_now,
|
|
old_data, jdata)
|
|
self.assertEqual(old_data, fake.get_configuration('foo.json'))
|
|
self.assertFalse(fake.file_was_loaded)
|
|
|
|
def test_get_configuration_second_time_change(self):
|
|
last_checked = datetime.datetime(2011, 1, 1, 1, 1, 1)
|
|
now = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
file_old = datetime.datetime(2012, 1, 1, 1, 1, 1)
|
|
file_now = datetime.datetime(2013, 1, 1, 1, 1, 1)
|
|
|
|
old_data = dict(a=1, b=2, c=3)
|
|
data = dict(a=11, b=12, c=13)
|
|
jdata = jsonutils.dumps(data)
|
|
|
|
fake = FakeSchedulerOptions(last_checked, now, file_old, file_now,
|
|
old_data, jdata)
|
|
self.assertEqual(data, fake.get_configuration('foo.json'))
|
|
self.assertTrue(fake.file_was_loaded)
|