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OpenStack Study: test_faults.py**** CubicPower OpenStack Study ****
# Copyright 2010 OpenStack Foundation # All Rights Reserved. # # 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 xml.dom import minidom import gettext import mock import webob.dec import webob.exc from cinder.api import common from cinder.api.openstack import wsgi from cinder import exception from cinder.openstack.common import gettextutils from cinder.openstack.common import jsonutils from cinder import test
**** CubicPower OpenStack Study **** class TestFaults(test.TestCase): """Tests covering `cinder.api.openstack.faults:Fault` class."""
**** CubicPower OpenStack Study **** def _prepare_xml(self, xml_string): """Remove characters from string which hinder XML equality testing.""" xml_string = xml_string.replace(" ", "") xml_string = xml_string.replace("\n", "") xml_string = xml_string.replace("\t", "") return xml_string
**** CubicPower OpenStack Study **** def test_400_fault_json(self): """Test fault serialized to JSON via file-extension and/or header.""" requests = [ webob.Request.blank('/.json'), webob.Request.blank('/', headers={"Accept": "application/json"}), ] for request in requests: fault = wsgi.Fault(webob.exc.HTTPBadRequest(explanation='scram')) response = request.get_response(fault) expected = { "badRequest": { "message": "scram", "code": 400, }, } actual = jsonutils.loads(response.body) self.assertEqual(response.content_type, "application/json") self.assertEqual(expected, actual)
**** CubicPower OpenStack Study **** def test_413_fault_json(self): """Test fault serialized to JSON via file-extension and/or header.""" requests = [ webob.Request.blank('/.json'), webob.Request.blank('/', headers={"Accept": "application/json"}), ] for request in requests: exc = webob.exc.HTTPRequestEntityTooLarge fault = wsgi.Fault(exc(explanation='sorry', headers={'Retry-After': 4})) response = request.get_response(fault) expected = { "overLimit": { "message": "sorry", "code": 413, "retryAfter": 4, }, } actual = jsonutils.loads(response.body) self.assertEqual(response.content_type, "application/json") self.assertEqual(expected, actual)
**** CubicPower OpenStack Study **** def test_raise(self): """Ensure the ability to raise :class:`Fault` in WSGI-ified methods.""" @webob.dec.wsgify def raiser(req): raise wsgi.Fault(webob.exc.HTTPNotFound(explanation='whut?')) req = webob.Request.blank('/.xml') resp = req.get_response(raiser) self.assertEqual(resp.content_type, "application/xml") self.assertEqual(resp.status_int, 404) self.assertIn('whut?', resp.body)
**** CubicPower OpenStack Study **** def raiser(req): raise wsgi.Fault(webob.exc.HTTPNotFound(explanation='whut?')) req = webob.Request.blank('/.xml') resp = req.get_response(raiser) self.assertEqual(resp.content_type, "application/xml") self.assertEqual(resp.status_int, 404) self.assertIn('whut?', resp.body)
**** CubicPower OpenStack Study **** def test_raise_403(self): """Ensure the ability to raise :class:`Fault` in WSGI-ified methods.""" @webob.dec.wsgify def raiser(req): raise wsgi.Fault(webob.exc.HTTPForbidden(explanation='whut?')) req = webob.Request.blank('/.xml') resp = req.get_response(raiser) self.assertEqual(resp.content_type, "application/xml") self.assertEqual(resp.status_int, 403) self.assertNotIn('resizeNotAllowed', resp.body) self.assertIn('forbidden', resp.body)
**** CubicPower OpenStack Study **** def raiser(req): raise wsgi.Fault(webob.exc.HTTPForbidden(explanation='whut?')) req = webob.Request.blank('/.xml') resp = req.get_response(raiser) self.assertEqual(resp.content_type, "application/xml") self.assertEqual(resp.status_int, 403) self.assertNotIn('resizeNotAllowed', resp.body) self.assertIn('forbidden', resp.body)
**** CubicPower OpenStack Study **** def test_raise_http_with_localized_explanation(self): params = ('blah', ) expl = gettextutils.Message("String with params: %s" % params, 'test') def _mock_translation(msg, locale): return "Mensaje traducido" self.stubs.Set(gettextutils, "translate", _mock_translation) @webob.dec.wsgify def raiser(req): raise wsgi.Fault(webob.exc.HTTPNotFound(explanation=expl)) req = webob.Request.blank('/.xml') resp = req.get_response(raiser) self.assertEqual(resp.content_type, "application/xml") self.assertEqual(resp.status_int, 404) self.assertIn(("Mensaje traducido"), resp.body) self.stubs.UnsetAll() @mock.patch('cinder.openstack.common.gettextutils.gettext.translation')
**** CubicPower OpenStack Study **** def _mock_translation(msg, locale): return "Mensaje traducido" self.stubs.Set(gettextutils, "translate", _mock_translation) @webob.dec.wsgify
**** CubicPower OpenStack Study **** def raiser(req): raise wsgi.Fault(webob.exc.HTTPNotFound(explanation=expl)) req = webob.Request.blank('/.xml') resp = req.get_response(raiser) self.assertEqual(resp.content_type, "application/xml") self.assertEqual(resp.status_int, 404) self.assertIn(("Mensaje traducido"), resp.body) self.stubs.UnsetAll() @mock.patch('cinder.openstack.common.gettextutils.gettext.translation')
**** CubicPower OpenStack Study **** def test_raise_invalid_with_localized_explanation(self, mock_translation): msg_template = gettextutils.Message("Invalid input: %(reason)s", "") reason = gettextutils.Message("Value is invalid", "") class MockESTranslations(gettext.GNUTranslations): def ugettext(self, msgid): if "Invalid input" in msgid: return "Entrada invalida: %(reason)s" elif "Value is invalid" in msgid: return "El valor es invalido" return msgid def translation(domain, localedir=None, languages=None, fallback=None): return MockESTranslations() mock_translation.side_effect = translation @webob.dec.wsgify def raiser(req): class MyInvalidInput(exception.InvalidInput): message = msg_template ex = MyInvalidInput(reason=reason) raise wsgi.Fault(exception.ConvertedException(code=ex.code, explanation=ex.msg)) req = webob.Request.blank("/.json") resp = req.get_response(raiser) self.assertEqual(resp.content_type, "application/json") self.assertEqual(resp.status_int, 400) # This response was comprised of Message objects from two different # exceptions, here we are testing that both got translated self.assertIn("Entrada invalida: El valor es invalido", resp.body)
**** CubicPower OpenStack Study **** def translation(domain, localedir=None, languages=None, fallback=None): return MockESTranslations() mock_translation.side_effect = translation @webob.dec.wsgify
**** CubicPower OpenStack Study **** def raiser(req): class MyInvalidInput(exception.InvalidInput): message = msg_template ex = MyInvalidInput(reason=reason) raise wsgi.Fault(exception.ConvertedException(code=ex.code, explanation=ex.msg)) req = webob.Request.blank("/.json") resp = req.get_response(raiser) self.assertEqual(resp.content_type, "application/json") self.assertEqual(resp.status_int, 400) # This response was comprised of Message objects from two different # exceptions, here we are testing that both got translated self.assertIn("Entrada invalida: El valor es invalido", resp.body)
**** CubicPower OpenStack Study **** def test_fault_has_status_int(self): """Ensure the status_int is set correctly on faults.""" fault = wsgi.Fault(webob.exc.HTTPBadRequest(explanation='what?')) self.assertEqual(fault.status_int, 400)
**** CubicPower OpenStack Study **** def test_xml_serializer(self): """Ensure that a v1.1 request responds with a v1 xmlns.""" request = webob.Request.blank('/v1', headers={"Accept": "application/xml"}) fault = wsgi.Fault(webob.exc.HTTPBadRequest(explanation='scram')) response = request.get_response(fault) self.assertIn(common.XML_NS_V1, response.body) self.assertEqual(response.content_type, "application/xml") self.assertEqual(response.status_int, 400)
**** CubicPower OpenStack Study **** class FaultsXMLSerializationTestV11(test.TestCase): """Tests covering `cinder.api.openstack.faults:Fault` class."""
**** CubicPower OpenStack Study **** def _prepare_xml(self, xml_string): xml_string = xml_string.replace(" ", "") xml_string = xml_string.replace("\n", "") xml_string = xml_string.replace("\t", "") return xml_string
**** CubicPower OpenStack Study **** def test_400_fault(self): metadata = {'attributes': {"badRequest": 'code'}} serializer = wsgi.XMLDictSerializer(metadata=metadata, xmlns=common.XML_NS_V1) fixture = { "badRequest": { "message": "scram", "code": 400, }, } output = serializer.serialize(fixture) actual = minidom.parseString(self._prepare_xml(output)) expected = minidom.parseString(self._prepare_xml(""" """) % common.XML_NS_V1) self.assertEqual(expected.toxml(), actual.toxml())
**** CubicPower OpenStack Study **** def test_413_fault(self): metadata = {'attributes': {"overLimit": 'code'}} serializer = wsgi.XMLDictSerializer(metadata=metadata, xmlns=common.XML_NS_V1) fixture = { "overLimit": { "message": "sorry", "code": 413, "retryAfter": 4, }, } output = serializer.serialize(fixture) actual = minidom.parseString(self._prepare_xml(output)) expected = minidom.parseString(self._prepare_xml(""" """) % common.XML_NS_V1) self.assertEqual(expected.toxml(), actual.toxml())
**** CubicPower OpenStack Study **** def test_404_fault(self): metadata = {'attributes': {"itemNotFound": 'code'}} serializer = wsgi.XMLDictSerializer(metadata=metadata, xmlns=common.XML_NS_V1) fixture = { "itemNotFound": { "message": "sorry", "code": 404, }, } output = serializer.serialize(fixture) actual = minidom.parseString(self._prepare_xml(output)) expected = minidom.parseString(self._prepare_xml(""" """) % common.XML_NS_V1) self.assertEqual(expected.toxml(), actual.toxml())
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