d61826a0c6
Added mock based unit tests for maasservice module, baseopenstack module and changed all other tests in compliance with latest refactoring.
180 lines
8.0 KiB
Python
180 lines
8.0 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2014 Cloudbase Solutions Srl
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import importlib
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import mock
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import os
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import posixpath
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import sys
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import unittest
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import urllib2
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from oslo.config import cfg
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from cloudbaseinit.metadata.services import base
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CONF = cfg.CONF
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_ctypes_mock = mock.MagicMock()
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mock_dict = {'ctypes': _ctypes_mock}
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class MaaSHttpServiceTest(unittest.TestCase):
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@mock.patch.dict(sys.modules, mock_dict)
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def setUp(self):
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maasservice = importlib.import_module("cloudbaseinit.metadata.services"
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".maasservice")
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self.mock_oauth = mock.MagicMock()
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self.mock_x509 = mock.MagicMock()
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maasservice.oauth = self.mock_oauth
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maasservice.x509 = self.mock_x509
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self._maasservice = maasservice.MaaSHttpService()
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@mock.patch("cloudbaseinit.metadata.services.maasservice.MaaSHttpService"
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"._get_data")
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def _test_load(self, mock_get_data, ip):
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CONF.set_override('maas_metadata_url', ip)
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response = self._maasservice.load()
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if ip is not None:
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mock_get_data.assert_called_once_with('latest/meta-data/')
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self.assertTrue(response)
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else:
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self.assertFalse(response)
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def test_load(self):
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self._test_load(ip='196.254.196.254')
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def test_load_no_ip(self):
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self._test_load(ip=None)
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@mock.patch('urllib2.urlopen')
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def _test_get_response(self, mock_urlopen, ret_val):
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mock_request = mock.MagicMock()
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mock_urlopen.side_effect = [ret_val]
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if isinstance(ret_val, urllib2.HTTPError) and ret_val.code == 404:
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self.assertRaises(base.NotExistingMetadataException,
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self._maasservice._get_response, mock_request)
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elif isinstance(ret_val, urllib2.HTTPError) and ret_val.code != 404:
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self.assertRaises(urllib2.HTTPError,
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self._maasservice._get_response, mock_request)
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else:
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response = self._maasservice._get_response(req=mock_request)
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mock_urlopen.assert_called_once_with(mock_request)
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self.assertEqual(response, ret_val)
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def test_get_response(self):
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self._test_get_response(ret_val='fake response')
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def test_get_response_error_404(self):
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err = urllib2.HTTPError("http://169.254.169.254/", 404,
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'test error 404', {}, None)
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self._test_get_response(ret_val=err)
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def test_get_response_error_not_404(self):
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err = urllib2.HTTPError("http://169.254.169.254/", 409,
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'test other error', {}, None)
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self._test_get_response(ret_val=err)
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@mock.patch('time.time')
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def test_get_oauth_headers(self, mock_time):
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mock_token = mock.MagicMock()
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mock_consumer = mock.MagicMock()
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mock_req = mock.MagicMock()
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self.mock_oauth.OAuthConsumer.return_value = mock_consumer
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self.mock_oauth.OAuthToken.return_value = mock_token
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self.mock_oauth.OAuthRequest.return_value = mock_req
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mock_time.return_value = 0
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self.mock_oauth.generate_nonce.return_value = 'fake nounce'
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response = self._maasservice._get_oauth_headers(url='196.254.196.254')
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self.mock_oauth.OAuthConsumer.assert_called_once_with(
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CONF.maas_oauth_consumer_key, CONF.maas_oauth_consumer_secret)
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self.mock_oauth.OAuthToken.assert_called_once_with(
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CONF.maas_oauth_token_key, CONF.maas_oauth_token_secret)
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parameters = {'oauth_version': "1.0",
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'oauth_nonce': 'fake nounce',
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'oauth_timestamp': int(0),
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'oauth_token': mock_token.key,
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'oauth_consumer_key': mock_consumer.key}
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self.mock_oauth.OAuthRequest.assert_called_once_with(
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http_url='196.254.196.254', parameters=parameters)
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mock_req.sign_request.assert_called_once_with(
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self.mock_oauth.OAuthSignatureMethod_PLAINTEXT(), mock_consumer,
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mock_token)
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self.assertEqual(response, mock_req.to_header())
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@mock.patch("cloudbaseinit.metadata.services.maasservice.MaaSHttpService"
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"._get_oauth_headers")
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@mock.patch("urllib2.Request")
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@mock.patch("cloudbaseinit.metadata.services.maasservice.MaaSHttpService"
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"._get_response")
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def test_get_data(self, mock_get_response, mock_Request,
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mock_get_oauth_headers):
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CONF.set_override('maas_metadata_url', '196.254.196.254')
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fake_path = os.path.join('fake', 'path')
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mock_get_oauth_headers.return_value = 'fake headers'
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response = self._maasservice._get_data(path=fake_path)
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norm_path = posixpath.join(CONF.maas_metadata_url, fake_path)
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mock_get_oauth_headers.assert_called_once_with(norm_path)
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mock_Request.assert_called_once_with(norm_path,
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headers='fake headers')
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mock_get_response.assert_called_once_with(mock_Request())
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self.assertEqual(response, mock_get_response().read())
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@mock.patch("cloudbaseinit.metadata.services.maasservice.MaaSHttpService"
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"._get_cache_data")
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def test_get_host_name(self, mock_get_cache_data):
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response = self._maasservice.get_host_name()
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mock_get_cache_data.assert_called_once_with(
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'%s/meta-data/local-hostname' %
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self._maasservice._metadata_version)
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self.assertEqual(response, mock_get_cache_data())
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@mock.patch("cloudbaseinit.metadata.services.maasservice.MaaSHttpService"
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"._get_cache_data")
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def test_get_instance_id(self, mock_get_cache_data):
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response = self._maasservice.get_instance_id()
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mock_get_cache_data.assert_called_once_with(
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'%s/meta-data/instance-id' % self._maasservice._metadata_version)
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self.assertEqual(response, mock_get_cache_data())
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def test_get_list_from_text(self):
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response = self._maasservice._get_list_from_text('fake:text', ':')
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self.assertEqual(response, ['fake:', 'text:'])
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@mock.patch("cloudbaseinit.metadata.services.maasservice.MaaSHttpService"
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"._get_list_from_text")
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@mock.patch("cloudbaseinit.metadata.services.maasservice.MaaSHttpService"
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"._get_cache_data")
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def test_get_public_keys(self, mock_get_cache_data,
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mock_get_list_from_text):
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response = self._maasservice.get_public_keys()
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mock_get_cache_data.assert_called_with(
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'%s/meta-data/public-keys' % self._maasservice._metadata_version)
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mock_get_list_from_text.assert_called_once_with(mock_get_cache_data(),
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"\n")
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self.assertEqual(response, mock_get_list_from_text())
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@mock.patch("cloudbaseinit.metadata.services.maasservice.MaaSHttpService"
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"._get_list_from_text")
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@mock.patch("cloudbaseinit.metadata.services.maasservice.MaaSHttpService"
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"._get_cache_data")
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def test_get_client_auth_certs(self, mock_get_cache_data,
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mock_get_list_from_text):
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response = self._maasservice.get_client_auth_certs()
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mock_get_cache_data.assert_called_with(
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'%s/meta-data/x509' % self._maasservice._metadata_version)
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mock_get_list_from_text.assert_called_once_with(
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mock_get_cache_data(), "%s\n" % self.mock_x509.PEM_FOOTER)
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self.assertEqual(response, mock_get_list_from_text())
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