nova/nova/tests/functional/db/test_flavor.py

178 lines
6.8 KiB
Python

# 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.
from nova import context
from nova.db.sqlalchemy import api as db_api
from nova.db.sqlalchemy import api_models
from nova import exception
from nova import objects
from nova import test
from nova.tests import fixtures
fake_api_flavor = {
'created_at': None,
'updated_at': None,
'name': 'm1.foo',
'memory_mb': 1024,
'vcpus': 4,
'root_gb': 20,
'ephemeral_gb': 0,
'flavorid': 'm1.foo',
'swap': 0,
'rxtx_factor': 1.0,
'vcpu_weight': 1,
'disabled': False,
'is_public': True,
'extra_specs': {'foo': 'bar'},
'projects': ['project1', 'project2'],
'description': None
}
class FlavorObjectTestCase(test.NoDBTestCase):
USES_DB_SELF = True
def setUp(self):
super(FlavorObjectTestCase, self).setUp()
self.useFixture(fixtures.Database())
self.useFixture(fixtures.Database(database='api'))
self.context = context.RequestContext('fake-user', 'fake-project')
def test_create(self):
flavor = objects.Flavor(context=self.context, **fake_api_flavor)
flavor.create()
self.assertIn('id', flavor)
# Make sure we find this in the API database
flavor2 = objects.Flavor._flavor_get_from_db(self.context, flavor.id)
self.assertEqual(flavor.id, flavor2['id'])
def test_get_with_no_projects(self):
fields = dict(fake_api_flavor, projects=[])
flavor = objects.Flavor(context=self.context, **fields)
flavor.create()
flavor = objects.Flavor.get_by_flavor_id(self.context, flavor.flavorid)
self.assertEqual([], flavor.projects)
def test_get_with_projects_and_specs(self):
flavor = objects.Flavor(context=self.context, **fake_api_flavor)
flavor.create()
flavor = objects.Flavor.get_by_id(self.context, flavor.id)
self.assertEqual(fake_api_flavor['projects'], flavor.projects)
self.assertEqual(fake_api_flavor['extra_specs'], flavor.extra_specs)
def _test_query(self, flavor):
flavor2 = objects.Flavor.get_by_id(self.context, flavor.id)
self.assertEqual(flavor.id, flavor2.id)
flavor2 = objects.Flavor.get_by_flavor_id(self.context,
flavor.flavorid)
self.assertEqual(flavor.id, flavor2.id)
flavor2 = objects.Flavor.get_by_name(self.context, flavor.name)
self.assertEqual(flavor.id, flavor2.id)
def test_query_api(self):
flavor = objects.Flavor(context=self.context, **fake_api_flavor)
flavor.create()
self._test_query(flavor)
def test_save(self):
flavor = objects.Flavor(context=self.context, **fake_api_flavor)
flavor.create()
flavor.extra_specs['marty'] = 'mcfly'
flavor.extra_specs['foo'] = 'bart'
projects = list(flavor.projects)
flavor.projects.append('project3')
flavor.save()
flavor2 = objects.Flavor.get_by_flavor_id(self.context,
flavor.flavorid)
self.assertEqual({'marty': 'mcfly', 'foo': 'bart'},
flavor2.extra_specs)
self.assertEqual(set(projects + ['project3']), set(flavor.projects))
del flavor.extra_specs['foo']
del flavor.projects[-1]
flavor.save()
flavor2 = objects.Flavor.get_by_flavor_id(self.context,
flavor.flavorid)
self.assertEqual({'marty': 'mcfly'}, flavor2.extra_specs)
self.assertEqual(set(projects), set(flavor2.projects))
@staticmethod
@db_api.api_context_manager.reader
def _collect_flavor_residue_api(context, flavor):
flavors = context.session.query(api_models.Flavors).\
filter_by(id=flavor.id).all()
specs = context.session.query(api_models.FlavorExtraSpecs).\
filter_by(flavor_id=flavor.id).all()
projects = context.session.query(api_models.FlavorProjects).\
filter_by(flavor_id=flavor.id).all()
return len(flavors) + len(specs) + len(projects)
def _test_destroy(self, flavor):
flavor.destroy()
self.assertRaises(exception.FlavorNotFound,
objects.Flavor.get_by_name, self.context,
flavor.name)
def test_destroy_api(self):
flavor = objects.Flavor(context=self.context, **fake_api_flavor)
flavor.create()
self._test_destroy(flavor)
self.assertEqual(
0, self._collect_flavor_residue_api(self.context, flavor))
def test_destroy_missing_flavor_by_flavorid(self):
flavor = objects.Flavor(context=self.context, flavorid='foo')
self.assertRaises(exception.FlavorNotFound,
flavor.destroy)
def test_destroy_missing_flavor_by_id(self):
flavor = objects.Flavor(context=self.context, flavorid='foo', id=1234)
self.assertRaises(exception.FlavorNotFound,
flavor.destroy)
def _test_get_all(self, expect_len, marker=None, limit=None):
flavors = objects.FlavorList.get_all(self.context, marker=marker,
limit=limit)
self.assertEqual(expect_len, len(flavors))
return flavors
def test_get_all_with_all_api_flavors(self):
flavor = objects.Flavor(context=self.context, **fake_api_flavor)
flavor.create()
self._test_get_all(1)
def test_get_all_with_marker_in_api(self):
flavor = objects.Flavor(context=self.context, **fake_api_flavor)
flavor.create()
fake_flavor2 = dict(fake_api_flavor, name='m1.zoo', flavorid='m1.zoo')
flavor = objects.Flavor(context=self.context, **fake_flavor2)
flavor.create()
result = self._test_get_all(1, marker='m1.foo', limit=1)
result_flavorids = [x.flavorid for x in result]
self.assertEqual(['m1.zoo'], result_flavorids)
def test_get_all_with_marker_not_found(self):
flavor = objects.Flavor(context=self.context, **fake_api_flavor)
flavor.create()
fake_flavor2 = dict(fake_api_flavor, name='m1.zoo', flavorid='m1.zoo')
flavor = objects.Flavor(context=self.context, **fake_flavor2)
flavor.create()
self.assertRaises(exception.MarkerNotFound,
self._test_get_all, 2, marker='noflavoratall')