146 lines
6.3 KiB
Python
146 lines
6.3 KiB
Python
#
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# Copyright Ericsson AB 2014. All rights reserved
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#
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# Authors: Ildiko Vancsa <ildiko.vancsa@ericsson.com>
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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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"""Tests for ceilometer/storage/impl_db2.py
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.. note::
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In order to run the tests against another MongoDB server set the
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environment variable CEILOMETER_TEST_DB2_URL to point to a DB2
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server before running the tests.
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"""
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import bson
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import mock
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from oslo_config import cfg
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from oslo_utils import timeutils
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from ceilometer.event.storage import impl_db2 as impl_db2_event
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from ceilometer.storage import impl_db2
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from ceilometer.storage.mongo import utils as pymongo_utils
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from ceilometer.tests import base as test_base
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class CapabilitiesTest(test_base.BaseTestCase):
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# Check the returned capabilities list, which is specific to each DB
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# driver
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def test_capabilities(self):
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expected_capabilities = {
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'meters': {'query': {'simple': True,
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'metadata': True,
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'complex': False}},
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'resources': {'query': {'simple': True,
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'metadata': True,
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'complex': False}},
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'samples': {'query': {'simple': True,
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'metadata': True,
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'complex': True}},
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'statistics': {'groupby': True,
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'query': {'simple': True,
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'metadata': True,
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'complex': False},
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'aggregation': {'standard': True,
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'selectable': {
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'max': False,
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'min': False,
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'sum': False,
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'avg': False,
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'count': False,
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'stddev': False,
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'cardinality': False}}
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},
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}
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actual_capabilities = impl_db2.Connection.get_capabilities()
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self.assertEqual(expected_capabilities, actual_capabilities)
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def test_event_capabilities(self):
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expected_capabilities = {
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'events': {'query': {'simple': True}},
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}
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actual_capabilities = impl_db2_event.Connection.get_capabilities()
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self.assertEqual(expected_capabilities, actual_capabilities)
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def test_storage_capabilities(self):
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expected_capabilities = {
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'storage': {'production_ready': True},
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}
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actual_capabilities = impl_db2.Connection.get_storage_capabilities()
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self.assertEqual(expected_capabilities, actual_capabilities)
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class ConnectionTest(test_base.BaseTestCase):
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@mock.patch.object(impl_db2.Connection, '_generate_random_str')
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@mock.patch.object(pymongo_utils.ConnectionPool, 'connect')
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@mock.patch.object(timeutils, 'utcnow')
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@mock.patch.object(bson.objectid, 'ObjectId')
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def test_upgrade(self, meter_id, timestamp, mongo_connect,
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_generate_random_str):
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conn_mock = mock.MagicMock()
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conn_mock.server_info.return_value = {}
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_generate_random_str.return_value = 'wew' * 247 + 'x' * 3
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conn_mock.ceilodb2.resource.index_information.return_value = {}
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mongo_connect.return_value = conn_mock
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meter_id.return_value = '54b8860d75bfe43b54e84ce7'
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timestamp.return_value = 'timestamp'
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cfg.CONF.set_override('db2nosql_resource_id_maxlen',
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256,
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group='database')
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impl_db2.Connection('db2://user:pwd@localhost:27017/ceilodb2')
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resource_id = 'wew' * 247 + 'x' * 3
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conn_mock.ceilodb2.resource.insert_one.assert_called_with(
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{'_id': resource_id,
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'no_key': resource_id})
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conn_mock.ceilodb2.meter.insert_one.assert_called_with(
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{'_id': '54b8860d75bfe43b54e84ce7',
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'no_key': '54b8860d75bfe43b54e84ce7',
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'timestamp': 'timestamp'})
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@mock.patch.object(pymongo_utils.ConnectionPool, 'connect')
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@mock.patch.object(bson.objectid, 'ObjectId')
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def test_generate_random_str_with_less_config_len(self, objectid,
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mongo_connect):
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fake_str = '54b8860d75bfe43b54e84ce7'
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conn_mock = mock.MagicMock()
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conn_mock.server_info.return_value = {}
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mongo_connect.return_value = conn_mock
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objectid.return_value = fake_str
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cfg.CONF.set_override('db2nosql_resource_id_maxlen',
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20,
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group='database')
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conn = impl_db2.Connection('db2://user:pwd@localhost:27017/ceilodb2')
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rand_str = conn._generate_random_str(20)
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self.assertEqual(fake_str, rand_str)
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@mock.patch.object(pymongo_utils.ConnectionPool, 'connect')
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@mock.patch.object(bson.objectid, 'ObjectId')
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def test_generate_random_str_with_default_config_len(self, objectid,
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mongo_connect):
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fake_str = '54b8860d75bfe43b54e84ce7'
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conn_mock = mock.MagicMock()
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conn_mock.server_info.return_value = {}
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mongo_connect.return_value = conn_mock
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objectid.return_value = fake_str
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cfg.CONF.set_override('db2nosql_resource_id_maxlen',
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512,
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group='database')
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conn = impl_db2.Connection('db2://user:pwd@localhost:27017/ceilodb2')
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rand_str = conn._generate_random_str(512)
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str_len = len(str(fake_str))
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expect_str = fake_str * int(512 / str_len) + 'x' * (512 % str_len)
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self.assertEqual(expect_str, rand_str)
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