cinder/cinder/tests/unit/db/test_qos_specs.py

224 lines
9.0 KiB
Python

# Copyright (C) 2013 eBay Inc.
# Copyright (C) 2013 OpenStack Foundation
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""Tests for quality_of_service_specs table."""
import time
from cinder import context
from cinder import db
from cinder import exception
from cinder import test
from cinder.volume import volume_types
def fake_qos_specs_get_by_name(context, name, session=None, inactive=False):
pass
class QualityOfServiceSpecsTableTestCase(test.TestCase):
"""Test case for QualityOfServiceSpecs model."""
def setUp(self):
super(QualityOfServiceSpecsTableTestCase, self).setUp()
self.ctxt = context.RequestContext(user_id='user_id',
project_id='project_id',
is_admin=True)
def _create_qos_specs(self, name, values=None):
"""Create a transfer object."""
if values:
specs = dict(name=name, qos_specs=values)
else:
specs = {'name': name,
'qos_specs': {
'consumer': 'back-end',
'key1': 'value1',
'key2': 'value2'}}
return db.qos_specs_create(self.ctxt, specs)['id']
def test_qos_specs_create(self):
# If there is qos specs with the same name exists,
# a QoSSpecsExists exception will be raised.
name = 'QoSSpecsCreationTest'
self._create_qos_specs(name)
self.assertRaises(exception.QoSSpecsExists,
db.qos_specs_create, self.ctxt, dict(name=name))
specs_id = self._create_qos_specs('NewName')
query_id = db.qos_specs_get_by_name(
self.ctxt, 'NewName')['id']
self.assertEqual(specs_id, query_id)
def test_qos_specs_get(self):
value = dict(consumer='front-end',
key1='foo', key2='bar')
specs_id = self._create_qos_specs('Name1', value)
fake_id = 'fake-UUID'
self.assertRaises(exception.QoSSpecsNotFound,
db.qos_specs_get, self.ctxt, fake_id)
specs = db.qos_specs_get(self.ctxt, specs_id)
expected = dict(name='Name1', id=specs_id, consumer='front-end')
del value['consumer']
expected.update(dict(specs=value))
self.assertDictMatch(specs, expected)
def test_qos_specs_get_all(self):
value1 = dict(consumer='front-end',
key1='v1', key2='v2')
value2 = dict(consumer='back-end',
key3='v3', key4='v4')
value3 = dict(consumer='back-end',
key5='v5', key6='v6')
spec_id1 = self._create_qos_specs('Name1', value1)
spec_id2 = self._create_qos_specs('Name2', value2)
spec_id3 = self._create_qos_specs('Name3', value3)
specs = db.qos_specs_get_all(self.ctxt)
self.assertEqual(len(specs), 3,
"Unexpected number of qos specs records")
expected1 = dict(name='Name1', id=spec_id1, consumer='front-end')
expected2 = dict(name='Name2', id=spec_id2, consumer='back-end')
expected3 = dict(name='Name3', id=spec_id3, consumer='back-end')
del value1['consumer']
del value2['consumer']
del value3['consumer']
expected1.update(dict(specs=value1))
expected2.update(dict(specs=value2))
expected3.update(dict(specs=value3))
self.assertIn(expected1, specs)
self.assertIn(expected2, specs)
self.assertIn(expected3, specs)
def test_qos_specs_get_by_name(self):
name = str(int(time.time()))
value = dict(consumer='front-end',
foo='Foo', bar='Bar')
specs_id = self._create_qos_specs(name, value)
specs = db.qos_specs_get_by_name(self.ctxt, name)
del value['consumer']
expected = {'name': name,
'id': specs_id,
'consumer': 'front-end',
'specs': value}
self.assertDictMatch(specs, expected)
def test_qos_specs_delete(self):
name = str(int(time.time()))
specs_id = self._create_qos_specs(name)
db.qos_specs_delete(self.ctxt, specs_id)
self.assertRaises(exception.QoSSpecsNotFound, db.qos_specs_get,
self.ctxt, specs_id)
def test_qos_specs_item_delete(self):
name = str(int(time.time()))
value = dict(consumer='front-end',
foo='Foo', bar='Bar')
specs_id = self._create_qos_specs(name, value)
del value['consumer']
del value['foo']
expected = {'name': name,
'id': specs_id,
'consumer': 'front-end',
'specs': value}
db.qos_specs_item_delete(self.ctxt, specs_id, 'foo')
specs = db.qos_specs_get_by_name(self.ctxt, name)
self.assertDictMatch(specs, expected)
def test_associate_type_with_qos(self):
self.assertRaises(exception.VolumeTypeNotFound,
db.volume_type_qos_associate,
self.ctxt, 'Fake-VOLID', 'Fake-QOSID')
type_id = volume_types.create(self.ctxt, 'TypeName')['id']
specs_id = self._create_qos_specs('FakeQos')
db.volume_type_qos_associate(self.ctxt, type_id, specs_id)
res = db.qos_specs_associations_get(self.ctxt, specs_id)
self.assertEqual(len(res), 1)
self.assertEqual(res[0]['id'], type_id)
self.assertEqual(res[0]['qos_specs_id'], specs_id)
def test_qos_associations_get(self):
self.assertRaises(exception.QoSSpecsNotFound,
db.qos_specs_associations_get,
self.ctxt, 'Fake-UUID')
type_id = volume_types.create(self.ctxt, 'TypeName')['id']
specs_id = self._create_qos_specs('FakeQos')
res = db.qos_specs_associations_get(self.ctxt, specs_id)
self.assertEqual(len(res), 0)
db.volume_type_qos_associate(self.ctxt, type_id, specs_id)
res = db.qos_specs_associations_get(self.ctxt, specs_id)
self.assertEqual(len(res), 1)
self.assertEqual(res[0]['id'], type_id)
self.assertEqual(res[0]['qos_specs_id'], specs_id)
type0_id = volume_types.create(self.ctxt, 'Type0Name')['id']
db.volume_type_qos_associate(self.ctxt, type0_id, specs_id)
res = db.qos_specs_associations_get(self.ctxt, specs_id)
self.assertEqual(len(res), 2)
self.assertEqual(res[0]['qos_specs_id'], specs_id)
self.assertEqual(res[1]['qos_specs_id'], specs_id)
def test_qos_specs_disassociate(self):
type_id = volume_types.create(self.ctxt, 'TypeName')['id']
specs_id = self._create_qos_specs('FakeQos')
db.volume_type_qos_associate(self.ctxt, type_id, specs_id)
res = db.qos_specs_associations_get(self.ctxt, specs_id)
self.assertEqual(res[0]['id'], type_id)
self.assertEqual(res[0]['qos_specs_id'], specs_id)
db.qos_specs_disassociate(self.ctxt, specs_id, type_id)
res = db.qos_specs_associations_get(self.ctxt, specs_id)
self.assertEqual(len(res), 0)
res = db.volume_type_get(self.ctxt, type_id)
self.assertIsNone(res['qos_specs_id'])
def test_qos_specs_disassociate_all(self):
specs_id = self._create_qos_specs('FakeQos')
type1_id = volume_types.create(self.ctxt, 'Type1Name')['id']
type2_id = volume_types.create(self.ctxt, 'Type2Name')['id']
type3_id = volume_types.create(self.ctxt, 'Type3Name')['id']
db.volume_type_qos_associate(self.ctxt, type1_id, specs_id)
db.volume_type_qos_associate(self.ctxt, type2_id, specs_id)
db.volume_type_qos_associate(self.ctxt, type3_id, specs_id)
res = db.qos_specs_associations_get(self.ctxt, specs_id)
self.assertEqual(len(res), 3)
db.qos_specs_disassociate_all(self.ctxt, specs_id)
res = db.qos_specs_associations_get(self.ctxt, specs_id)
self.assertEqual(len(res), 0)
def test_qos_specs_update(self):
name = 'FakeName'
specs_id = self._create_qos_specs(name)
value = dict(key2='new_value2', key3='value3')
self.assertRaises(exception.QoSSpecsNotFound, db.qos_specs_update,
self.ctxt, 'Fake-UUID', value)
db.qos_specs_update(self.ctxt, specs_id, value)
specs = db.qos_specs_get(self.ctxt, specs_id)
self.assertEqual(specs['specs']['key2'], 'new_value2')
self.assertEqual(specs['specs']['key3'], 'value3')