test_presence.py

# -*- coding: utf-8 -*-
# Copyright 2014 OpenMarket Ltd
#
# 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.


from tests import unittest
from twisted.internet import defer, reactor

from mock import Mock, call, ANY
import json

from ..utils import MockHttpResource, MockClock, DeferredMockCallable

from synapse.server import HomeServer
from synapse.api.constants import PresenceState
from synapse.api.errors import SynapseError
from synapse.handlers.presence import PresenceHandler, UserPresenceCache


OFFLINE = PresenceState.OFFLINE
UNAVAILABLE = PresenceState.UNAVAILABLE
ONLINE = PresenceState.ONLINE


def _expect_edu(destination, edu_type, content, origin="test"):
    return {
        "origin": origin,
        "ts": 1000000,
        "pdus": [],
        "edus": [
            {
                "origin": origin,
                "destination": destination,
                "edu_type": edu_type,
                "content": content,
            }
        ],
    }

def _make_edu_json(origin, edu_type, content):
    return json.dumps(_expect_edu("test", edu_type, content, origin=origin))


class JustPresenceHandlers(object):
    def __init__(self, hs):
        self.presence_handler = PresenceHandler(hs)


class PresenceStateTestCase(unittest.TestCase):
    """ Tests presence management. """

    def setUp(self):
        hs = HomeServer("test",
                clock=MockClock(),
                db_pool=None,
                datastore=Mock(spec=[
                    "get_presence_state",
                    "set_presence_state",
                    "add_presence_list_pending",
                    "set_presence_list_accepted",
                ]),
                handlers=None,
                resource_for_federation=Mock(),
                http_client=None,
            )
        hs.handlers = JustPresenceHandlers(hs)

        self.datastore = hs.get_datastore()

        def is_presence_visible(observed_localpart, observer_userid):
            allow = (observed_localpart == "apple" and
                observer_userid == "@banana:test"
            )
            return defer.succeed(allow)
        self.datastore.is_presence_visible = is_presence_visible

        # Mock the RoomMemberHandler
        room_member_handler = Mock(spec=[])
        hs.handlers.room_member_handler = room_member_handler

        # Some local users to test with
        self.u_apple = hs.parse_userid("@apple:test")
        self.u_banana = hs.parse_userid("@banana:test")
        self.u_clementine = hs.parse_userid("@clementine:test")

        self.handler = hs.get_handlers().presence_handler

        self.room_members = []

        def get_rooms_for_user(user):
            if user in self.room_members:
                return defer.succeed(["a-room"])
            else:
                return defer.succeed([])
        room_member_handler.get_rooms_for_user = get_rooms_for_user

        def get_room_members(room_id):
            if room_id == "a-room":
                return defer.succeed(self.room_members)
            else:
                return defer.succeed([])
        room_member_handler.get_room_members = get_room_members

        def user_rooms_intersect(userlist):
            room_member_ids = map(lambda u: u.to_string(), self.room_members)

            shared = all(map(lambda i: i in room_member_ids, userlist))
            return defer.succeed(shared)
        self.datastore.user_rooms_intersect = user_rooms_intersect

        self.mock_start = Mock()
        self.mock_stop = Mock()

        self.handler.start_polling_presence = self.mock_start
        self.handler.stop_polling_presence = self.mock_stop

    @defer.inlineCallbacks
    def test_get_my_state(self):
        mocked_get = self.datastore.get_presence_state
        mocked_get.return_value = defer.succeed(
            {"state": ONLINE, "status_msg": "Online"}
        )

        state = yield self.handler.get_state(
            target_user=self.u_apple, auth_user=self.u_apple
        )

        self.assertEquals(
            {"presence": ONLINE, "status_msg": "Online"},
            state
        )
        mocked_get.assert_called_with("apple")

    @defer.inlineCallbacks
    def test_get_allowed_state(self):
        mocked_get = self.datastore.get_presence_state
        mocked_get.return_value = defer.succeed(
            {"state": ONLINE, "status_msg": "Online"}
        )

        state = yield self.handler.get_state(
            target_user=self.u_apple, auth_user=self.u_banana
        )

        self.assertEquals(
            {"presence": ONLINE, "status_msg": "Online"},
            state
        )
        mocked_get.assert_called_with("apple")

    @defer.inlineCallbacks
    def test_get_same_room_state(self):
        mocked_get = self.datastore.get_presence_state
        mocked_get.return_value = defer.succeed(
            {"state": ONLINE, "status_msg": "Online"}
        )

        self.room_members = [self.u_apple, self.u_clementine]

        state = yield self.handler.get_state(
            target_user=self.u_apple, auth_user=self.u_clementine
        )

        self.assertEquals(
            {"presence": ONLINE, "status_msg": "Online"},
            state
        )

    @defer.inlineCallbacks
    def test_get_disallowed_state(self):
        mocked_get = self.datastore.get_presence_state
        mocked_get.return_value = defer.succeed(
            {"state": ONLINE, "status_msg": "Online"}
        )

        self.room_members = []

        yield self.assertFailure(
            self.handler.get_state(
                target_user=self.u_apple, auth_user=self.u_clementine
            ),
            SynapseError
        )

    @defer.inlineCallbacks
    def test_set_my_state(self):
        mocked_set = self.datastore.set_presence_state
        mocked_set.return_value = defer.succeed({"state": OFFLINE})