heat/heat/tests/clients/test_glance_client.py

81 lines
3.1 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.
import uuid
from glanceclient import exc
from glanceclient.openstack.common.apiclient import exceptions
import mock
from heat.engine.clients.os import glance
from heat.tests import common
from heat.tests import utils
class GlanceUtilsTests(common.HeatTestCase):
"""Basic tests for :module:'heat.engine.resources.clients.os.glance'."""
def setUp(self):
super(GlanceUtilsTests, self).setUp()
self.glance_client = mock.MagicMock()
con = utils.dummy_context()
c = con.clients
self.glance_plugin = c.client_plugin('glance')
self.glance_plugin._client = self.glance_client
self.my_image = mock.MagicMock()
def test_find_image_by_name_or_id(self):
"""Tests the find_image_by_name_or_id function."""
img_id = str(uuid.uuid4())
img_name = 'myfakeimage'
self.my_image.id = img_id
self.my_image.name = img_name
self.glance_client.images.get.side_effect = [
self.my_image,
exc.HTTPNotFound(),
exc.HTTPNotFound(),
exc.HTTPNotFound()]
self.glance_client.images.list.side_effect = [
[self.my_image],
[],
[self.my_image, self.my_image]]
self.assertEqual(img_id,
self.glance_plugin.find_image_by_name_or_id(img_id))
self.assertEqual(img_id,
self.glance_plugin.find_image_by_name_or_id(img_name))
self.assertRaises(exceptions.NotFound,
self.glance_plugin.find_image_by_name_or_id,
'noimage')
self.assertRaises(exceptions.NoUniqueMatch,
self.glance_plugin.find_image_by_name_or_id,
'myfakeimage')
class ImageConstraintTest(common.HeatTestCase):
def setUp(self):
super(ImageConstraintTest, self).setUp()
self.ctx = utils.dummy_context()
self.mock_find_image = mock.Mock()
self.ctx.clients.client_plugin(
'glance').find_image_by_name_or_id = self.mock_find_image
self.constraint = glance.ImageConstraint()
def test_validation(self):
self.mock_find_image.side_effect = ["id1",
exceptions.NotFound(),
exceptions.NoUniqueMatch()]
self.assertTrue(self.constraint.validate("foo", self.ctx))
self.assertFalse(self.constraint.validate("bar", self.ctx))
self.assertFalse(self.constraint.validate("baz", self.ctx))