187 lines
6.5 KiB
Python
187 lines
6.5 KiB
Python
# Copyright 2010 OpenStack Foundation
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# All Rights Reserved.
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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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from lxml import etree
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import webob
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import webob.dec
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import webob.exc
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from nova.api import openstack as openstack_api
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from nova.api.openstack import wsgi
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from nova import exception
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from nova.openstack.common import jsonutils
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from nova import test
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from nova.tests.api.openstack import fakes
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class APITest(test.NoDBTestCase):
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def _wsgi_app(self, inner_app):
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# simpler version of the app than fakes.wsgi_app
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return openstack_api.FaultWrapper(inner_app)
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def test_malformed_json(self):
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req = webob.Request.blank('/')
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req.method = 'POST'
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req.body = '{'
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req.headers["content-type"] = "application/json"
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res = req.get_response(fakes.wsgi_app())
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self.assertEqual(res.status_int, 400)
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def test_malformed_xml(self):
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req = webob.Request.blank('/')
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req.method = 'POST'
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req.body = '<hi im not xml>'
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req.headers["content-type"] = "application/xml"
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res = req.get_response(fakes.wsgi_app())
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self.assertEqual(res.status_int, 400)
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def test_vendor_content_type_json(self):
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ctype = 'application/vnd.openstack.compute+json'
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req = webob.Request.blank('/')
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req.headers['Accept'] = ctype
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res = req.get_response(fakes.wsgi_app())
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self.assertEqual(res.status_int, 200)
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self.assertEqual(res.content_type, ctype)
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jsonutils.loads(res.body)
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def test_vendor_content_type_xml(self):
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ctype = 'application/vnd.openstack.compute+xml'
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req = webob.Request.blank('/')
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req.headers['Accept'] = ctype
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res = req.get_response(fakes.wsgi_app())
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self.assertEqual(res.status_int, 200)
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self.assertEqual(res.content_type, ctype)
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etree.XML(res.body)
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def test_exceptions_are_converted_to_faults_webob_exc(self):
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@webob.dec.wsgify
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def raise_webob_exc(req):
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raise webob.exc.HTTPNotFound(explanation='Raised a webob.exc')
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# api.application = raise_webob_exc
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api = self._wsgi_app(raise_webob_exc)
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resp = webob.Request.blank('/').get_response(api)
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self.assertEqual(resp.status_int, 404, resp.body)
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def test_exceptions_are_converted_to_faults_api_fault(self):
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@webob.dec.wsgify
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def raise_api_fault(req):
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exc = webob.exc.HTTPNotFound(explanation='Raised a webob.exc')
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return wsgi.Fault(exc)
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# api.application = raise_api_fault
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api = self._wsgi_app(raise_api_fault)
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resp = webob.Request.blank('/').get_response(api)
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self.assertIn('itemNotFound', resp.body)
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self.assertEqual(resp.status_int, 404, resp.body)
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def test_exceptions_are_converted_to_faults_exception(self):
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@webob.dec.wsgify
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def fail(req):
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raise Exception("Threw an exception")
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# api.application = fail
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api = self._wsgi_app(fail)
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resp = webob.Request.blank('/').get_response(api)
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self.assertIn('{"computeFault', resp.body)
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self.assertEqual(resp.status_int, 500, resp.body)
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def test_exceptions_are_converted_to_faults_exception_xml(self):
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@webob.dec.wsgify
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def fail(req):
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raise Exception("Threw an exception")
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# api.application = fail
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api = self._wsgi_app(fail)
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resp = webob.Request.blank('/.xml').get_response(api)
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self.assertIn('<computeFault', resp.body)
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self.assertEqual(resp.status_int, 500, resp.body)
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def _do_test_exception_safety_reflected_in_faults(self, expose):
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class ExceptionWithSafety(exception.NovaException):
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safe = expose
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@webob.dec.wsgify
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def fail(req):
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raise ExceptionWithSafety('some explanation')
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api = self._wsgi_app(fail)
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resp = webob.Request.blank('/').get_response(api)
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self.assertIn('{"computeFault', resp.body)
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expected = ('ExceptionWithSafety: some explanation' if expose else
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'The server has either erred or is incapable '
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'of performing the requested operation.')
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self.assertIn(expected, resp.body)
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self.assertEqual(resp.status_int, 500, resp.body)
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def test_safe_exceptions_are_described_in_faults(self):
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self._do_test_exception_safety_reflected_in_faults(True)
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def test_unsafe_exceptions_are_not_described_in_faults(self):
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self._do_test_exception_safety_reflected_in_faults(False)
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def _do_test_exception_mapping(self, exception_type, msg):
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@webob.dec.wsgify
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def fail(req):
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raise exception_type(msg)
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api = self._wsgi_app(fail)
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resp = webob.Request.blank('/').get_response(api)
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self.assertIn(msg, resp.body)
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self.assertEqual(resp.status_int, exception_type.code, resp.body)
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if hasattr(exception_type, 'headers'):
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for (key, value) in exception_type.headers.iteritems():
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self.assertIn(key, resp.headers)
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self.assertEqual(resp.headers[key], str(value))
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def test_quota_error_mapping(self):
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self._do_test_exception_mapping(exception.QuotaError, 'too many used')
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def test_non_nova_notfound_exception_mapping(self):
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class ExceptionWithCode(Exception):
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code = 404
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self._do_test_exception_mapping(ExceptionWithCode,
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'NotFound')
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def test_non_nova_exception_mapping(self):
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class ExceptionWithCode(Exception):
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code = 417
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self._do_test_exception_mapping(ExceptionWithCode,
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'Expectation failed')
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def test_exception_with_none_code_throws_500(self):
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class ExceptionWithNoneCode(Exception):
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code = None
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@webob.dec.wsgify
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def fail(req):
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raise ExceptionWithNoneCode()
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api = self._wsgi_app(fail)
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resp = webob.Request.blank('/').get_response(api)
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self.assertEqual(500, resp.status_int)
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