104 lines
4.0 KiB
Python
104 lines
4.0 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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Tests For Scheduler
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"""
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import logging
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from twisted.internet import defer
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from nova import db
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from nova import flags
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from nova import service
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from nova import test
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from nova import utils
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from nova.auth import manager as auth_manager
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from nova.scheduler import manager
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FLAGS = flags.FLAGS
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class SchedulerTestCase(test.TrialTestCase):
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"""Test case for scheduler"""
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def setUp(self): # pylint: disable-msg=C0103
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super(SchedulerTestCase, self).setUp()
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self.flags(connection_type='fake',
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scheduler_driver='nova.scheduler.simple.SimpleScheduler')
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self.scheduler = manager.SchedulerManager()
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self.context = None
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self.manager = auth_manager.AuthManager()
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self.user = self.manager.create_user('fake', 'fake', 'fake')
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self.project = self.manager.create_project('fake', 'fake', 'fake')
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self.context = None
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def tearDown(self): # pylint: disable-msg=C0103
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self.manager.delete_user(self.user)
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self.manager.delete_project(self.project)
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def _create_instance(self):
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"""Create a test instance"""
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inst = {}
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inst['image_id'] = 'ami-test'
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inst['reservation_id'] = 'r-fakeres'
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inst['launch_time'] = '10'
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inst['user_id'] = self.user.id
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inst['project_id'] = self.project.id
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inst['instance_type'] = 'm1.tiny'
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inst['mac_address'] = utils.generate_mac()
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inst['ami_launch_index'] = 0
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return db.instance_create(self.context, inst)
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def test_hosts_are_up(self):
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# NOTE(vish): constructing service without create method
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# because we are going to use it without queue
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service1 = service.Service('host1',
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'nova-compute',
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'compute',
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FLAGS.compute_manager)
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service2 = service.Service('host2',
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'nova-compute',
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'compute',
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FLAGS.compute_manager)
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service1.report_state()
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service2.report_state()
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hosts = self.scheduler.driver.hosts_up(self.context, 'compute')
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self.assertEqual(len(hosts), 2)
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def test_least_busy_host_gets_instance(self):
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# NOTE(vish): constructing service without create method
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# because we are going to use it without queue
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service1 = service.Service('host1',
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'nova-compute',
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'compute',
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FLAGS.compute_manager)
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service2 = service.Service('host2',
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'nova-compute',
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'compute',
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FLAGS.compute_manager)
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service1.report_state()
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service2.report_state()
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instance_id = self._create_instance()
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FLAGS.host = 'host1'
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service1.run_instance(self.context,
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instance_id)
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print type(self.scheduler.driver)
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host = self.scheduler.driver.pick_compute_host(self.context,
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instance_id)
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self.assertEqual(host, 'host2')
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