#
# Copyright 2013 eNovance
#
# 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.

import mock

from ceilometer import middleware
from ceilometer.openstack.common.fixture import config
from ceilometer.openstack.common import test


HTTP_REQUEST = {
    u'_context_auth_token': u'3d8b13de1b7d499587dfc69b77dc09c2',
    u'_context_is_admin': True,
    u'_context_project_id': u'7c150a59fe714e6f9263774af9688f0e',
    u'_context_quota_class': None,
    u'_context_read_deleted': u'no',
    u'_context_remote_address': u'10.0.2.15',
    u'_context_request_id': u'req-d68b36e0-9233-467f-9afb-d81435d64d66',
    u'_context_roles': [u'admin'],
    u'_context_timestamp': u'2012-05-08T20:23:41.425105',
    u'_context_user_id': u'1e3ce043029547f1a61c1996d1a531a2',
    u'event_type': u'http.request',
    u'message_id': u'dae6f69c-00e0-41c0-b371-41ec3b7f4451',
    u'payload': {u'request': {'HTTP_X_FOOBAR': 'foobaz',
                              'HTTP_X_USER_ID': 'jd-x32',
                              'HTTP_X_PROJECT_ID': 'project-id',
                              'HTTP_X_SERVICE_NAME': 'nova'}},
    u'priority': u'INFO',
    u'publisher_id': u'compute.vagrant-precise',
    u'timestamp': u'2012-05-08 20:23:48.028195',
}

HTTP_RESPONSE = {
    u'_context_auth_token': u'3d8b13de1b7d499587dfc69b77dc09c2',
    u'_context_is_admin': True,
    u'_context_project_id': u'7c150a59fe714e6f9263774af9688f0e',
    u'_context_quota_class': None,
    u'_context_read_deleted': u'no',
    u'_context_remote_address': u'10.0.2.15',
    u'_context_request_id': u'req-d68b36e0-9233-467f-9afb-d81435d64d66',
    u'_context_roles': [u'admin'],
    u'_context_timestamp': u'2012-05-08T20:23:41.425105',
    u'_context_user_id': u'1e3ce043029547f1a61c1996d1a531a2',
    u'event_type': u'http.response',
    u'message_id': u'dae6f69c-00e0-41c0-b371-41ec3b7f4451',
    u'payload': {u'request': {'HTTP_X_FOOBAR': 'foobaz',
                              'HTTP_X_USER_ID': 'jd-x32',
                              'HTTP_X_PROJECT_ID': 'project-id',
                              'HTTP_X_SERVICE_NAME': 'nova'},
                 u'response': {'status': '200 OK'}},
    u'priority': u'INFO',
    u'publisher_id': u'compute.vagrant-precise',
    u'timestamp': u'2012-05-08 20:23:48.028195',
}


class TestNotifications(test.BaseTestCase):

    def setUp(self):
        super(TestNotifications, self).setUp()
        self.CONF = self.useFixture(config.Config()).conf

    def test_process_request_notification(self):
        sample = list(middleware.HTTPRequest(mock.Mock()).process_notification(
            HTTP_REQUEST
        ))[0]
        self.assertEqual(HTTP_REQUEST['payload']['request']['HTTP_X_USER_ID'],
                         sample.user_id)
        self.assertEqual(HTTP_REQUEST['payload']['request']
                         ['HTTP_X_PROJECT_ID'], sample.project_id)
        self.assertEqual(HTTP_REQUEST['payload']['request']
                         ['HTTP_X_SERVICE_NAME'], sample.resource_id)
        self.assertEqual(1, sample.volume)

    def test_process_response_notification(self):
        sample = list(middleware.HTTPResponse(
            mock.Mock()).process_notification(HTTP_RESPONSE))[0]
        self.assertEqual(HTTP_RESPONSE['payload']['request']['HTTP_X_USER_ID'],
                         sample.user_id)
        self.assertEqual(HTTP_RESPONSE['payload']['request']
                         ['HTTP_X_PROJECT_ID'], sample.project_id)
        self.assertEqual(HTTP_RESPONSE['payload']['request']
                         ['HTTP_X_SERVICE_NAME'], sample.resource_id)
        self.assertEqual(1, sample.volume)

    def test_targets(self):
        targets = middleware.HTTPRequest(mock.Mock()).get_targets(self.CONF)
        self.assertEqual(4, len(targets))