135 lines
5.5 KiB
Python
135 lines
5.5 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 oslo_utils.fixture import uuidsentinel as uuids
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from nova import objects
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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 import test
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"""Tests for Scheduler Client."""
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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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fake_spec = objects.RequestSpec()
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fake_spec.instance_uuid = uuids.instance
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self.client.select_destinations('ctxt', fake_spec,
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[fake_spec.instance_uuid])
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mock_select_destinations.assert_called_once_with('ctxt', fake_spec,
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[fake_spec.instance_uuid], False, False)
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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_spec = objects.RequestSpec()
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fake_spec.instance_uuid = uuids.instance
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fake_args = ['ctxt', fake_spec, [fake_spec.instance_uuid], False,
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False]
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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_spec = objects.RequestSpec()
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fake_spec.instance_uuid = uuids.instance
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fake_args = ['ctxt', fake_spec, [fake_spec.instance_uuid], False,
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False]
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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_compute_node')
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def test_update_compute_node(self, mock_update_compute_node):
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self.client.update_compute_node(mock.sentinel.ctx, mock.sentinel.cn)
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mock_update_compute_node.assert_called_once_with(
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mock.sentinel.ctx, mock.sentinel.cn)
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@mock.patch.object(scheduler_report_client.SchedulerReportClient,
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'set_inventory_for_provider')
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def test_set_inventory_for_provider(self, mock_set):
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self.client.set_inventory_for_provider(
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mock.sentinel.ctx,
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mock.sentinel.rp_uuid,
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mock.sentinel.rp_name,
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mock.sentinel.inv_data,
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)
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mock_set.assert_called_once_with(
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mock.sentinel.ctx,
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mock.sentinel.rp_uuid,
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mock.sentinel.rp_name,
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mock.sentinel.inv_data,
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parent_provider_uuid=None,
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)
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# Pass the optional parent_provider_uuid
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mock_set.reset_mock()
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self.client.set_inventory_for_provider(
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mock.sentinel.ctx,
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mock.sentinel.child_uuid,
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mock.sentinel.child_name,
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mock.sentinel.inv_data2,
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parent_provider_uuid=mock.sentinel.rp_uuid,
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)
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mock_set.assert_called_once_with(
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mock.sentinel.ctx,
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mock.sentinel.child_uuid,
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mock.sentinel.child_name,
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mock.sentinel.inv_data2,
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parent_provider_uuid=mock.sentinel.rp_uuid,
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)
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