monasca-common/monasca_common/tests/test_rest.py

82 lines
2.6 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 mock
from oslotest import base
from monasca_common.rest import exceptions
from monasca_common.rest import utils
class TestRestUtils(base.BaseTestCase):
def setUp(self):
super(TestRestUtils, self).setUp()
self.mock_json_patcher = mock.patch('monasca_common.rest.utils.json')
self.mock_json = self.mock_json_patcher.start()
def tearDown(self):
super(TestRestUtils, self).tearDown()
self.mock_json_patcher.stop()
def test_read_body_with_success(self):
self.mock_json.loads.return_value = ""
payload = mock.Mock()
utils.read_body(payload)
self.mock_json.loads.assert_called_once_with(payload.read.return_value)
def test_read_body_empty_content_in_payload(self):
self.mock_json.loads.return_value = ""
payload = mock.Mock()
payload.read.return_value = None
self.assertIsNone(utils.read_body(payload))
def test_read_body_json_loads_exception(self):
self.mock_json.loads.side_effect = Exception
payload = mock.Mock()
self.assertRaises(exceptions.DataConversionException,
utils.read_body, payload)
def test_read_body_unsupported_content_type(self):
unsupported_content_type = mock.Mock()
self.assertRaises(
exceptions.UnsupportedContentTypeException, utils.read_body, None,
unsupported_content_type)
def test_read_body_unreadable_content_error(self):
unreadable_content = mock.Mock()
unreadable_content.read.side_effect = Exception
self.assertRaises(
exceptions.UnreadableContentError,
utils.read_body, unreadable_content)
def test_as_json_success(self):
data = mock.Mock()
dumped_json = utils.as_json(data)
self.assertEqual(dumped_json, self.mock_json.dumps.return_value)
def test_as_json_with_exception(self):
data = mock.Mock()
self.mock_json.dumps.side_effect = Exception
self.assertRaises(exceptions.DataConversionException,
utils.as_json, data)