text: # -*- encoding: utf-8 -*-
  #
  # Copyright 2013 IBM Corp.
  # Copyright © 2013 Julien Danjou
  #
  # Author: Julien Danjou <julien@danjou.info>
  #
  # 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.
  """Test basic ceilometer-api app
  """
  import os
  
  import mock
  
  from ceilometer.api import acl
  from ceilometer.api import app
  from ceilometer.openstack.common import fileutils
  from ceilometer.openstack.common.fixture import config
  from ceilometer.openstack.common import gettextutils
  from ceilometer import service
  from ceilometer.tests.api.v2 import FunctionalTest
  from ceilometer.tests import base
  from ceilometer.tests import db as tests_db
  
  
  class TestApp(base.BaseTestCase):
  
      def setUp(self):
          super(TestApp, self).setUp()
          self.CONF = self.useFixture(config.Config()).conf
  
      def test_keystone_middleware_conf(self):
          self.CONF.set_override("auth_protocol", "foottp",
                                 group=acl.OPT_GROUP_NAME)
          self.CONF.set_override("auth_version", "v2.0",
                                 group=acl.OPT_GROUP_NAME)
          self.CONF.set_override("pipeline_cfg_file",
                                 self.path_get("etc/ceilometer/pipeline.yaml"))
          self.CONF.set_override('connection', "log://", group="database")
          self.CONF.set_override("auth_uri", None, group=acl.OPT_GROUP_NAME)
  
          api_app = app.setup_app()
          self.assertTrue(api_app.auth_uri.startswith('foottp'))
  
      def test_keystone_middleware_parse_conffile(self):
          pipeline_conf = self.path_get("etc/ceilometer/pipeline.yaml")
          content = "[DEFAULT]\n"\
                    "pipeline_cfg_file = {0}\n"\
                    "[{1}]\n"\
                    "auth_protocol = barttp\n"\
                    "auth_version = v2.0\n".format(pipeline_conf,
                                                   acl.OPT_GROUP_NAME)
  
          tmpfile = fileutils.write_to_tempfile(content=content,
                                                prefix='ceilometer',
                                                suffix='.conf')
          service.prepare_service(['ceilometer-api',
                                   '--config-file=%s' % tmpfile])
          self.CONF.set_override('connection', "log://", group="database")
          api_app = app.setup_app()
          self.assertTrue(api_app.auth_uri.startswith('barttp'))
          os.unlink(tmpfile)
  
  
  class TestPecanApp(FunctionalTest):
      database_connection = tests_db.MongoDBFakeConnectionUrl()
  
      def test_pecan_extension_guessing_unset(self):
          # check Pecan does not assume .jpg is an extension
          response = self.app.get(self.PATH_PREFIX + '/meters/meter.jpg')
          self.assertEqual(response.content_type, 'application/json')
  
  
  class TestApiMiddleware(FunctionalTest):
  
      # This doesn't really matter
      database_connection = tests_db.MongoDBFakeConnectionUrl()
  
      no_lang_translated_error = 'No lang translated error'
      en_US_translated_error = 'en-US translated error'
  
      def _fake_get_localized_message(self, message, user_locale):
          if user_locale is None:
              return self.no_lang_translated_error
          else:
              return self.en_US_translated_error
  
      def test_json_parsable_error_middleware_404(self):
          response = self.get_json('/invalid_path',
                                   expect_errors=True,
                                   headers={"Accept":
                                            "application/json"}
                                   )
          self.assertEqual(response.status_int, 404)
          self.assertEqual(response.content_type, "application/json")
          self.assertTrue(response.json['error_message'])
          response = self.get_json('/invalid_path',
                                   expect_errors=True,
                                   headers={"Accept":
                                            "application/json,application/xml"}
                                   )
          self.assertEqual(response.status_int, 404)
          self.assertEqual(response.content_type, "application/json")
          self.assertTrue(response.json['error_message'])
          response = self.get_json('/invalid_path',
                                   expect_errors=True,
                                   headers={"Accept":
                                            "application/xml;q=0.8, \
                                            application/json"}
                                   )
          self.assertEqual(response.status_int, 404)
          self.assertEqual(response.content_type, "application/json")
          self.assertTrue(response.json['error_message'])
          response = self.get_json('/invalid_path',
                                   expect_errors=True
                                   )
          self.assertEqual(response.status_int, 404)
          self.assertEqual(response.content_type, "application/json")
          self.assertTrue(response.json['error_message'])
          response = self.get_json('/invalid_path',
                                   expect_errors=True,
                                   headers={"Accept":
                                            "text/html,*/*"}
                                   )
          self.assertEqual(response.status_int, 404)
          self.assertEqual(response.content_type, "application/json")
          self.assertTrue(response.json['error_message'])
  
      def test_json_parsable_error_middleware_translation_400(self):
          # Ensure translated messages get placed properly into json faults
          with mock.patch.object(gettextutils, 'get_localized_message',
                                 side_effect=self._fake_get_localized_message):
              response = self.post_json('/alarms', params={'name': 'foobar',
                                                           'type': 'threshold'},
                                        expect_errors=True,
                                        headers={"Accept":
                                                 "application/json"}
                                        )
          self.assertEqual(response.status_int, 400)
          self.assertEqual(response.content_type, "application/json")
          self.assertTrue(response.json['error_message'])
          self.assertEqual(response.json['error_message']['faultstring'],
                           self.no_lang_translated_error)
  
      def test_xml_parsable_error_middleware_404(self):
          response = self.get_json('/invalid_path',
                                   expect_errors=True,
                                   headers={"Accept":
                                            "application/xml,*/*"}
                                   )
          self.assertEqual(response.status_int, 404)
          self.assertEqual(response.content_type, "application/xml")
          self.assertEqual(response.xml.tag, 'error_message')
          response = self.get_json('/invalid_path',
                                   expect_errors=True,
                                   headers={"Accept":
                                            "application/json;q=0.8 \
                                            ,application/xml"}
                                   )
          self.assertEqual(response.status_int, 404)
          self.assertEqual(response.content_type, "application/xml")
          self.assertEqual(response.xml.tag, 'error_message')
  
      def test_xml_parsable_error_middleware_translation_400(self):
          # Ensure translated messages get placed properly into xml faults
          with mock.patch.object(gettextutils, 'get_localized_message',
                                 side_effect=self._fake_get_localized_message):
              response = self.post_json('/alarms', params={'name': 'foobar',
                                                           'type': 'threshold'},
                                        expect_errors=True,
                                        headers={"Accept":
                                                 "application/xml,*/*"}
                                        )
          self.assertEqual(response.status_int, 400)
          self.assertEqual(response.content_type, "application/xml")
          self.assertEqual(response.xml.tag, 'error_message')
          fault = response.xml.findall('./error/faultstring')
          for fault_string in fault:
              self.assertEqual(fault_string.text, self.no_lang_translated_error)
  
      def test_best_match_language(self):
          # Ensure that we are actually invoking language negotiation
          with mock.patch.object(gettextutils, 'get_localized_message',
                                 side_effect=self._fake_get_localized_message):
              response = self.post_json('/alarms', params={'name': 'foobar',
                                                           'type': 'threshold'},
                                        expect_errors=True,
                                        headers={"Accept":
                                                 "application/xml,*/*",
                                                 "Accept-Language":
                                                 "en-US"}
                                        )
  
          self.assertEqual(response.status_int, 400)
          self.assertEqual(response.content_type, "application/xml")
          self.assertEqual(response.xml.tag, 'error_message')
          fault = response.xml.findall('./error/faultstring')
          for fault_string in fault:
              self.assertEqual(fault_string.text, self.en_US_translated_error)
  