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# 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 unittest import mock
from keystoneauth1 import adapter
from openstack.common import metadata
from openstack import exceptions
from openstack import resource
from openstack.tests.unit import base
from openstack.tests.unit.test_resource import FakeResponse
IDENTIFIER = 'IDENTIFIER'
class TestMetadata(base.TestCase):
def setUp(self):
super().setUp()
self.service_name = "service"
self.base_path = "base_path"
self.metadata_result = {"metadata": {"go": "cubs", "boo": "sox"}}
self.meta_result = {"meta": {"oh": "yeah"}}
class Test(resource.Resource, metadata.MetadataMixin):
service = self.service_name
base_path = self.base_path
resources_key = 'resources'
allow_create = True
allow_fetch = True
allow_head = True
allow_commit = True
allow_delete = True
allow_list = True
self.test_class = Test
self.request = mock.Mock(spec=resource._Request)
self.request.url = "uri"
self.request.body = "body"
self.request.headers = "headers"
self.response = FakeResponse({})
self.sot = Test.new(id="id")
self.sot._prepare_request = mock.Mock(return_value=self.request)
self.sot._translate_response = mock.Mock()
self.session = mock.Mock(spec=adapter.Adapter)
self.session.get = mock.Mock(return_value=self.response)
self.session.put = mock.Mock(return_value=self.response)
self.session.post = mock.Mock(return_value=self.response)
self.session.delete = mock.Mock(return_value=self.response)
def test_metadata_attribute(self):
res = self.sot
self.assertTrue(hasattr(res, 'metadata'))
def test_get_metadata(self):
res = self.sot
mock_response = mock.Mock()
mock_response.status_code = 200
mock_response.links = {}
mock_response.json.return_value = {'metadata': {'foo': 'bar'}}
self.session.get.side_effect = [mock_response]
result = res.fetch_metadata(self.session)
# Check metadata attribute is updated
self.assertDictEqual({'foo': 'bar'}, result.metadata)
# Check passed resource is returned
self.assertEqual(res, result)
url = self.base_path + '/' + res.id + '/metadata'
self.session.get.assert_called_once_with(url)
def test_set_metadata(self):
res = self.sot
result = res.set_metadata(self.session, {'foo': 'bar'})
# Check metadata attribute is updated
self.assertDictEqual({'foo': 'bar'}, res.metadata)
# Check passed resource is returned
self.assertEqual(res, result)
url = self.base_path + '/' + res.id + '/metadata'
self.session.post.assert_called_once_with(
url, json={'metadata': {'foo': 'bar'}}
)
def test_replace_metadata(self):
res = self.sot
result = res.replace_metadata(self.session, {'foo': 'bar'})
# Check metadata attribute is updated
self.assertDictEqual({'foo': 'bar'}, res.metadata)
# Check passed resource is returned
self.assertEqual(res, result)
url = self.base_path + '/' + res.id + '/metadata'
self.session.put.assert_called_once_with(
url, json={'metadata': {'foo': 'bar'}}
)
def test_delete_all_metadata(self):
res = self.sot
# Set some initial value to check removal
res.metadata = {'foo': 'bar'}
result = res.delete_metadata(self.session)
# Check metadata attribute is updated
self.assertEqual({}, res.metadata)
# Check passed resource is returned
self.assertEqual(res, result)
url = self.base_path + '/' + res.id + '/metadata'
self.session.put.assert_called_once_with(url, json={'metadata': {}})
def test_get_metadata_item(self):
res = self.sot
mock_response = mock.Mock()
mock_response.status_code = 200
mock_response.json.return_value = {'meta': {'foo': 'bar'}}
self.session.get.side_effect = [mock_response]
result = res.get_metadata_item(self.session, 'foo')
# Check tags attribute is updated
self.assertEqual({'foo': 'bar'}, res.metadata)
# Check the passed resource is returned
self.assertEqual(res, result)
url = self.base_path + '/' + res.id + '/metadata/foo'
self.session.get.assert_called_once_with(url)
def test_delete_single_item(self):
res = self.sot
res.metadata = {'foo': 'bar', 'foo2': 'bar2'}
result = res.delete_metadata_item(self.session, 'foo2')
# Check metadata attribute is updated
self.assertEqual({'foo': 'bar'}, res.metadata)
# Check passed resource is returned
self.assertEqual(res, result)
url = self.base_path + '/' + res.id + '/metadata/foo2'
self.session.delete.assert_called_once_with(url)
def test_delete_signle_item_empty(self):
res = self.sot
result = res.delete_metadata_item(self.session, 'foo2')
# Check metadata attribute is updated
self.assertEqual({}, res.metadata)
# Check passed resource is returned
self.assertEqual(res, result)
url = self.base_path + '/' + res.id + '/metadata/foo2'
self.session.delete.assert_called_once_with(url)
def test_get_metadata_item_not_exists(self):
res = self.sot
mock_response = mock.Mock()
mock_response.status_code = 404
mock_response.content = None
self.session.get.side_effect = [mock_response]
# ensure we get 404
self.assertRaises(
exceptions.NotFoundException,
res.get_metadata_item,
self.session,
'dummy',
)
def test_set_metadata_item(self):
res = self.sot
# Set some initial value to check add
res.metadata = {'foo': 'bar'}
result = res.set_metadata_item(self.session, 'foo', 'black')
# Check metadata attribute is updated
self.assertEqual({'foo': 'black'}, res.metadata)
# Check passed resource is returned
self.assertEqual(res, result)
url = self.base_path + '/' + res.id + '/metadata/foo'
self.session.put.assert_called_once_with(
url, json={'meta': {'foo': 'black'}}
)
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