text: # 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.
  
  import uuid
  
  from oslo_service import wsgi
  from oslo_utils import timeutils
  import routes
  import webob
  import webob.dec
  import webob.request
  
  from jacket.api.storage.storage.middleware import auth
  from jacket.api.storage.storage.middleware import fault
  from jacket.api.storage.storage.openstack import api_version_request as api_version
  from jacket.api.storage.storage.openstack import wsgi as os_wsgi
  from jacket.api.storage.storage import urlmap
  from jacket.api.storage.storage.v2 import limits
  from jacket.api.storage.storage.v2 import router
  from jacket.api.storage.storage import versions
  from jacket import context
  
  
  FAKE_UUID = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa'
  FAKE_UUIDS = {}
  
  
  class Context(object):
      pass
  
  
  class FakeRouter(wsgi.Router):
      def __init__(self, ext_mgr=None):
          pass
  
      @webob.dec.wsgify
      def __call__(self, req):
          res = webob.Response()
          res.status = '200'
          res.headers['X-Test-Success'] = 'True'
          return res
  
  
  @webob.dec.wsgify
  def fake_wsgi(self, req):
      return self.application
  
  
  def wsgi_app(inner_app_v2=None, fake_auth=True, fake_auth_context=None,
               use_no_auth=False, ext_mgr=None):
      if not inner_app_v2:
          inner_app_v2 = router.APIRouter(ext_mgr)
  
      if fake_auth:
          if fake_auth_context is not None:
              ctxt = fake_auth_context
          else:
              ctxt = context.RequestContext('fake', 'fake', auth_token=True)
          api_v2 = fault.FaultWrapper(auth.InjectContext(ctxt,
                                                         inner_app_v2))
      elif use_no_auth:
          api_v2 = fault.FaultWrapper(auth.NoAuthMiddleware(
              limits.RateLimitingMiddleware(inner_app_v2)))
      else:
          api_v2 = fault.FaultWrapper(auth.AuthMiddleware(
              limits.RateLimitingMiddleware(inner_app_v2)))
  
      mapper = urlmap.URLMap()
      mapper['/v2'] = api_v2
      mapper['/'] = fault.FaultWrapper(versions.VersionsController())
      return mapper
  
  
  class FakeToken(object):
      id_count = 0
  
      def __getitem__(self, key):
          return getattr(self, key)
  
      def __init__(self, **kwargs):
          FakeToken.id_count += 1
          self.id = FakeToken.id_count
          for k, v in kwargs.items():
              setattr(self, k, v)
  
  
  class FakeRequestContext(context.RequestContext):
      def __init__(self, *args, **kwargs):
          kwargs['auth_token'] = kwargs.get('auth_token', 'fake_auth_token')
          super(FakeRequestContext, self).__init__(*args, **kwargs)
  
  
  class HTTPRequest(webob.Request):
  
      @classmethod
      def blank(cls, *args, **kwargs):
          if args is not None:
              if 'v1' in args[0]:
                  kwargs['base_url'] = 'http://localhost/v1'
              if 'v2' in args[0]:
                  kwargs['base_url'] = 'http://localhost/v2'
              if 'v3' in args[0]:
                  kwargs['base_url'] = 'http://localhost/v3'
  
          use_admin_context = kwargs.pop('use_admin_context', False)
          version = kwargs.pop('version', api_version._MIN_API_VERSION)
          out = os_wsgi.Request.blank(*args, **kwargs)
          out.environ['storage.context'] = FakeRequestContext(
              'fake_user',
              'fakeproject',
              is_admin=use_admin_context)
          out.api_version_request = api_version.APIVersionRequest(version)
          return out
  
  
  class TestRouter(wsgi.Router):
      def __init__(self, controller):
          mapper = routes.Mapper()
          mapper.resource("test", "tests",
                          controller=os_wsgi.Resource(controller))
          super(TestRouter, self).__init__(mapper)
  
  
  class FakeAuthDatabase(object):
      data = {}
  
      @staticmethod
      def auth_token_get(context, token_hash):
          return FakeAuthDatabase.data.get(token_hash, None)
  
      @staticmethod
      def auth_token_create(context, token):
          fake_token = FakeToken(created_at=timeutils.utcnow(), **token)
          FakeAuthDatabase.data[fake_token.token_hash] = fake_token
          FakeAuthDatabase.data['id_%i' % fake_token.id] = fake_token
          return fake_token
  
      @staticmethod
      def auth_token_destroy(context, token_id):
          token = FakeAuthDatabase.data.get('id_%i' % token_id)
          if token and token.token_hash in FakeAuthDatabase.data:
              del FakeAuthDatabase.data[token.token_hash]
              del FakeAuthDatabase.data['id_%i' % token_id]
  
  
  class FakeRateLimiter(object):
      def __init__(self, application):
          self.application = application
  
      @webob.dec.wsgify
      def __call__(self, req):
          return self.application
  
  
  def get_fake_uuid(token=0):
      if token not in FAKE_UUIDS:
          FAKE_UUIDS[token] = str(uuid.uuid4())
      return FAKE_UUIDS[token]
  