152 lines
6.0 KiB
Python
152 lines
6.0 KiB
Python
# 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 datetime
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import iso8601
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import mock
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from oslo_utils import timeutils
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from nova import context
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from nova.db import api as db
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from nova.objects import bandwidth_usage
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from nova import test
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from nova.tests.unit.objects import test_objects
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from nova.tests import uuidsentinel as uuids
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class _TestBandwidthUsage(test.TestCase):
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def setUp(self):
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super(_TestBandwidthUsage, self).setUp()
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self.user_id = 'fake_user'
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self.project_id = 'fake_project'
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self.context = context.RequestContext(self.user_id, self.project_id)
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now, start_period = self._time_now_and_start_period()
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self.expected_bw_usage = self._fake_bw_usage(
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time=now, start_period=start_period)
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@staticmethod
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def _compare(test, db, obj, ignored_fields=None):
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if ignored_fields is None:
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ignored_fields = []
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for field, value in db.items():
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if field in ignored_fields:
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continue
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obj_field = field
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if obj_field == 'uuid':
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obj_field = 'instance_uuid'
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test.assertEqual(db[field], getattr(obj, obj_field),
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'Field %s is not equal' % field)
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@staticmethod
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def _fake_bw_usage(time=None, start_period=None, bw_in=100,
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bw_out=200, last_ctr_in=12345, last_ctr_out=67890):
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fake_bw_usage = {
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'created_at': None,
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'updated_at': None,
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'deleted_at': None,
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'deleted': 0,
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'uuid': uuids.instance,
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'mac': 'fake_mac1',
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'start_period': start_period,
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'bw_in': bw_in,
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'bw_out': bw_out,
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'last_ctr_in': last_ctr_in,
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'last_ctr_out': last_ctr_out,
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'last_refreshed': time
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}
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return fake_bw_usage
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@staticmethod
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def _time_now_and_start_period():
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now = timeutils.utcnow().replace(tzinfo=iso8601.UTC,
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microsecond=0)
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start_period = now - datetime.timedelta(seconds=10)
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return now, start_period
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@mock.patch.object(db, 'bw_usage_get')
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def test_get_by_instance_uuid_and_mac(self, mock_get):
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mock_get.return_value = self.expected_bw_usage
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bw_usage = bandwidth_usage.BandwidthUsage.get_by_instance_uuid_and_mac(
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self.context, uuids.instance, 'fake_mac',
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start_period=self.expected_bw_usage['start_period'])
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self._compare(self, self.expected_bw_usage, bw_usage)
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@mock.patch.object(db, 'bw_usage_get_by_uuids')
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def test_get_by_uuids(self, mock_get_by_uuids):
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mock_get_by_uuids.return_value = [self.expected_bw_usage]
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bw_usages = bandwidth_usage.BandwidthUsageList.get_by_uuids(
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self.context, [uuids.instance],
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start_period=self.expected_bw_usage['start_period'])
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self.assertEqual(1, len(bw_usages))
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self._compare(self, self.expected_bw_usage, bw_usages[0])
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@mock.patch.object(db, 'bw_usage_update')
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def test_create(self, mock_create):
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mock_create.return_value = self.expected_bw_usage
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bw_usage = bandwidth_usage.BandwidthUsage(context=self.context)
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bw_usage.create(uuids.instance, 'fake_mac',
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100, 200, 12345, 67890,
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start_period=self.expected_bw_usage['start_period'])
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self._compare(self, self.expected_bw_usage, bw_usage)
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def test_update_with_db(self):
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expected_bw_usage1 = self._fake_bw_usage(
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time=self.expected_bw_usage['last_refreshed'],
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start_period=self.expected_bw_usage['start_period'],
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last_ctr_in=42, last_ctr_out=42)
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bw_usage = bandwidth_usage.BandwidthUsage(context=self.context)
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bw_usage.create(uuids.instance, 'fake_mac1',
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100, 200, 42, 42,
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start_period=self.expected_bw_usage['start_period'])
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self._compare(self, expected_bw_usage1, bw_usage,
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ignored_fields=['last_refreshed', 'created_at'])
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bw_usage.create(uuids.instance, 'fake_mac1',
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100, 200, 12345, 67890,
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start_period=self.expected_bw_usage['start_period'])
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self._compare(self, self.expected_bw_usage, bw_usage,
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ignored_fields=['last_refreshed', 'created_at', 'updated_at'])
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@mock.patch.object(db, 'bw_usage_update')
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def test_update(self, mock_update):
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expected_bw_usage1 = self._fake_bw_usage(
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time=self.expected_bw_usage['last_refreshed'],
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start_period=self.expected_bw_usage['start_period'],
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last_ctr_in=42, last_ctr_out=42)
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mock_update.side_effect = [expected_bw_usage1, self.expected_bw_usage]
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bw_usage = bandwidth_usage.BandwidthUsage(context=self.context)
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bw_usage.create('fake_uuid1', 'fake_mac1',
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100, 200, 42, 42,
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start_period=self.expected_bw_usage['start_period'])
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self._compare(self, expected_bw_usage1, bw_usage)
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bw_usage.create('fake_uuid1', 'fake_mac1',
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100, 200, 12345, 67890,
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start_period=self.expected_bw_usage['start_period'])
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self._compare(self, self.expected_bw_usage, bw_usage)
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class TestBandwidthUsageObject(test_objects._LocalTest,
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_TestBandwidthUsage):
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pass
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class TestRemoteBandwidthUsageObject(test_objects._RemoteTest,
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_TestBandwidthUsage):
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pass
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