165 lines
6.5 KiB
Python
165 lines
6.5 KiB
Python
# Copyright (c) 2014 Red Hat, Inc.
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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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import mock
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import oslo_messaging as messaging
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from nova import context
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from nova import objects
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from nova.objects import pci_device_pool
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from nova.scheduler import client as scheduler_client
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from nova.scheduler.client import query as scheduler_query_client
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from nova.scheduler.client import report as scheduler_report_client
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from nova.scheduler import rpcapi as scheduler_rpcapi
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from nova import test
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"""Tests for Scheduler Client."""
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class SchedulerReportClientTestCase(test.NoDBTestCase):
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def setUp(self):
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super(SchedulerReportClientTestCase, self).setUp()
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self.context = context.get_admin_context()
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self.flags(use_local=True, group='conductor')
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self.client = scheduler_report_client.SchedulerReportClient()
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@mock.patch.object(objects.ComputeNode, 'save')
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def test_update_resource_stats_saves(self, mock_save):
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cn = objects.ComputeNode()
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cn.host = 'fakehost'
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cn.hypervisor_hostname = 'fakenode'
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cn.pci_device_pools = pci_device_pool.from_pci_stats(
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[{"vendor_id": "foo",
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"product_id": "foo",
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"count": 1,
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"a": "b"}])
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self.client.update_resource_stats(cn)
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mock_save.assert_called_once_with()
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class SchedulerQueryClientTestCase(test.NoDBTestCase):
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def setUp(self):
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super(SchedulerQueryClientTestCase, self).setUp()
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self.context = context.get_admin_context()
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self.client = scheduler_query_client.SchedulerQueryClient()
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def test_constructor(self):
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self.assertIsNotNone(self.client.scheduler_rpcapi)
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@mock.patch.object(scheduler_rpcapi.SchedulerAPI, 'select_destinations')
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def test_select_destinations(self, mock_select_destinations):
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self.client.select_destinations(
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context=self.context,
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request_spec='fake_request_spec',
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filter_properties='fake_prop'
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)
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mock_select_destinations.assert_called_once_with(
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self.context,
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'fake_request_spec',
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'fake_prop')
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@mock.patch.object(scheduler_rpcapi.SchedulerAPI, 'update_aggregates')
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def test_update_aggregates(self, mock_update_aggs):
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aggregates = [objects.Aggregate(id=1)]
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self.client.update_aggregates(
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context=self.context,
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aggregates=aggregates)
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mock_update_aggs.assert_called_once_with(
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self.context, aggregates)
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@mock.patch.object(scheduler_rpcapi.SchedulerAPI, 'delete_aggregate')
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def test_delete_aggregate(self, mock_delete_agg):
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aggregate = objects.Aggregate(id=1)
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self.client.delete_aggregate(
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context=self.context,
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aggregate=aggregate)
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mock_delete_agg.assert_called_once_with(
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self.context, aggregate)
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class SchedulerClientTestCase(test.NoDBTestCase):
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def setUp(self):
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super(SchedulerClientTestCase, self).setUp()
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self.client = scheduler_client.SchedulerClient()
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def test_constructor(self):
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self.assertIsNotNone(self.client.queryclient)
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self.assertIsNotNone(self.client.reportclient)
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@mock.patch.object(scheduler_query_client.SchedulerQueryClient,
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'select_destinations')
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def test_select_destinations(self, mock_select_destinations):
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self.assertIsNone(self.client.queryclient.instance)
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self.client.select_destinations('ctxt', 'fake_spec', 'fake_prop')
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self.assertIsNotNone(self.client.queryclient.instance)
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mock_select_destinations.assert_called_once_with(
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'ctxt', 'fake_spec', 'fake_prop')
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@mock.patch.object(scheduler_query_client.SchedulerQueryClient,
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'select_destinations',
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side_effect=messaging.MessagingTimeout())
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def test_select_destinations_timeout(self, mock_select_destinations):
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# check if the scheduler service times out properly
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fake_args = ['ctxt', 'fake_spec', 'fake_prop']
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self.assertRaises(messaging.MessagingTimeout,
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self.client.select_destinations, *fake_args)
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mock_select_destinations.assert_has_calls([mock.call(*fake_args)] * 2)
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@mock.patch.object(scheduler_query_client.SchedulerQueryClient,
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'select_destinations', side_effect=[
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messaging.MessagingTimeout(), mock.DEFAULT])
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def test_select_destinations_timeout_once(self, mock_select_destinations):
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# scenario: the scheduler service times out & recovers after failure
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fake_args = ['ctxt', 'fake_spec', 'fake_prop']
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self.client.select_destinations(*fake_args)
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mock_select_destinations.assert_has_calls([mock.call(*fake_args)] * 2)
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@mock.patch.object(scheduler_query_client.SchedulerQueryClient,
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'update_aggregates')
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def test_update_aggregates(self, mock_update_aggs):
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aggregates = [objects.Aggregate(id=1)]
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self.client.update_aggregates(
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context='context',
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aggregates=aggregates)
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mock_update_aggs.assert_called_once_with(
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'context', aggregates)
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@mock.patch.object(scheduler_query_client.SchedulerQueryClient,
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'delete_aggregate')
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def test_delete_aggregate(self, mock_delete_agg):
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aggregate = objects.Aggregate(id=1)
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self.client.delete_aggregate(
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context='context',
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aggregate=aggregate)
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mock_delete_agg.assert_called_once_with(
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'context', aggregate)
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@mock.patch.object(scheduler_report_client.SchedulerReportClient,
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'update_resource_stats')
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def test_update_resource_stats(self, mock_update_resource_stats):
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self.assertIsNone(self.client.reportclient.instance)
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self.client.update_resource_stats(mock.sentinel.cn)
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self.assertIsNotNone(self.client.reportclient.instance)
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mock_update_resource_stats.assert_called_once_with(mock.sentinel.cn)
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