text: #    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 requests
  
  from heat_integrationtests.functional import functional_base
  
  expected_version_dict = {
      "versions": [
          {"links": [{"href": None, "rel": "self"}],
           "status": "CURRENT", "id": "v1.0"}
      ]
  }
  
  
  class VersionNegotiationTestCase(functional_base.FunctionalTestsBase):
  
      def test_authless_version_negotiation(self):
          # NOTE(pas-ha): this will grab the public endpoint by default
          heat_url = self.identity_client.get_endpoint_url(
              'orchestration', region=self.conf.region)
          heat_api_root = heat_url.split('/v1')[0]
          expected_version_dict[
              'versions'][0]['links'][0]['href'] = heat_api_root + '/v1/'
          r = requests.get(heat_api_root)
          self.assertEqual(300, r.status_code, 'got response %s' % r.text)
          self.assertEqual(expected_version_dict, r.json())
  