summary refs log tree commit diff
path: root/tests/utils.py
blob: 6666b06931383ba8259c7042b8fd24c350463899 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
# -*- coding: utf-8 -*-
# Copyright 2014 matrix.org
#
# 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 synapse.http.server import HttpServer
from synapse.api.errors import cs_error, CodeMessageException, StoreError
from synapse.api.constants import Membership

from synapse.api.events.room import (
    RoomMemberEvent, MessageEvent
)

from twisted.internet import defer

from collections import namedtuple
from mock import patch, Mock
import json
import urlparse


# This is a mock /resource/ not an entire server
class MockHttpResource(HttpServer):

    def __init__(self, prefix=""):
        self.callbacks = []  # 3-tuple of method/pattern/function
        self.prefix = prefix

    def trigger_get(self, path):
        return self.trigger("GET", path, None)

    @patch('twisted.web.http.Request')
    @defer.inlineCallbacks
    def trigger(self, http_method, path, content, mock_request):
        """ Fire an HTTP event.

        Args:
            http_method : The HTTP method
            path : The HTTP path
            content : The HTTP body
            mock_request : Mocked request to pass to the event so it can get
                           content.
        Returns:
            A tuple of (code, response)
        Raises:
            KeyError If no event is found which will handle the path.
        """
        path = self.prefix + path

        # annoyingly we return a twisted http request which has chained calls
        # to get at the http content, hence mock it here.
        mock_content = Mock()
        config = {'read.return_value': content}
        mock_content.configure_mock(**config)
        mock_request.content = mock_content

        # return the right path if the event requires it
        mock_request.path = path

        # add in query params to the right place
        try:
            mock_request.args = urlparse.parse_qs(path.split('?')[1])
            mock_request.path = path.split('?')[0]
            path = mock_request.path
        except:
            pass

        for (method, pattern, func) in self.callbacks:
            if http_method != method:
                continue

            matcher = pattern.match(path)
            if matcher:
                try:
                    (code, response) = yield func(
                        mock_request,
                        *matcher.groups()
                    )
                    defer.returnValue((code, response))
                except CodeMessageException as e:
                    defer.returnValue((e.code, cs_error(e.msg)))

        raise KeyError("No event can handle %s" % path)

    def register_path(self, method, path_pattern, callback):
        self.callbacks.append((method, path_pattern, callback))


class MockClock(object):
    now = 1000

    def time(self):
        return self.now

    def time_msec(self):
        return self.time() * 1000

    # For unit testing
    def advance_time(self, secs):
        self.now += secs


class MemoryDataStore(object):

    Room = namedtuple(
        "Room",
        ["room_id", "is_public", "creator"]
    )

    def __init__(self):
        self.tokens_to_users = {}
        self.paths_to_content = {}

        self.members = {}
        self.rooms = {}

        self.current_state = {}
        self.events = []

    class Snapshot(namedtuple("Snapshot", "room_id user_id membership_state")):
        def fill_out_prev_events(self, event):
            pass

    def snapshot_room(self, room_id, user_id, state_type=None, state_key=None):
        return self.Snapshot(
            room_id, user_id, self.get_room_member(user_id, room_id)
        )

    def register(self, user_id, token, password_hash):
        if user_id in self.tokens_to_users.values():
            raise StoreError(400, "User in use.")
        self.tokens_to_users[token] = user_id

    def get_user_by_token(self, token):
        try:
            return self.tokens_to_users[token]
        except:
            raise StoreError(400, "User does not exist.")

    def get_room(self, room_id):
        try:
            return self.rooms[room_id]
        except:
            return None

    def store_room(self, room_id, room_creator_user_id, is_public):
        if room_id in self.rooms:
            raise StoreError(409, "Conflicting room!")

        room = MemoryDataStore.Room(
            room_id=room_id,
            is_public=is_public,
            creator=room_creator_user_id
        )
        self.rooms[room_id] = room

    def get_room_member(self, user_id, room_id):
        return self.members.get(room_id, {}).get(user_id)

    def get_room_members(self, room_id, membership=None):
        if membership:
            return [
                v for k, v in self.members.get(room_id, {}).items()
                if v.membership == membership
            ]
        else:
            return self.members.get(room_id, {}).values()

    def get_rooms_for_user_where_membership_is(self, user_id, membership_list):
        return [
            r for r in self.members
            if self.members[r].get(user_id).membership in membership_list
        ]

    def get_room_events_stream(self, user_id=None, from_key=None, to_key=None,
                            room_id=None, limit=0, with_feedback=False):
        return ([], from_key)  # TODO

    def get_joined_hosts_for_room(self, room_id):
        return defer.succeed([])

    def persist_event(self, event):
        if event.type == RoomMemberEvent.TYPE:
            room_id = event.room_id
            user = event.state_key
            membership = event.membership
            self.members.setdefault(room_id, {})[user] = event

        if hasattr(event, "state_key"):
            key = (event.room_id, event.type, event.state_key)
            self.current_state[key] = event

        self.events.append(event)

    def get_current_state(self, room_id, event_type=None, state_key=""):
        if event_type:
            key = (room_id, event_type, state_key)
            if self.current_state.get(key):
                return [self.current_state.get(key)]
            return None
        else:
            return [
                e for e in self.current_state
                if e[0] == room_id
            ]

    def set_presence_state(self, user_localpart, state):
        return defer.succeed({"state": 0})

    def get_presence_list(self, user_localpart, accepted):
        return []

    def get_room_events_max_id(self):
        return 0  # TODO (erikj)

def _format_call(args, kwargs):
    return ", ".join(
        ["%r" % (a) for a in args] +
        ["%s=%r" % (k, v) for k, v in kwargs.items()]
    )


class DeferredMockCallable(object):
    """A callable instance that stores a set of pending call expectations and
    return values for them. It allows a unit test to assert that the given set
    of function calls are eventually made, by awaiting on them to be called.
    """

    def __init__(self):
        self.expectations = []

    def __call__(self, *args, **kwargs):
        if not self.expectations:
            raise ValueError("%r has no pending calls to handle call(%s)" % (
                self, _format_call(args, kwargs))
            )

        for (call, result, d) in self.expectations:
            if args == call[1] and kwargs == call[2]:
                d.callback(None)
                return result

        raise AssertionError("Was not expecting call(%s)" %
            _format_call(args, kwargs)
        )

    def expect_call_and_return(self, call, result):
        self.expectations.append((call, result, defer.Deferred()))

    @defer.inlineCallbacks
    def await_calls(self):
        while self.expectations:
            (_, _, d) = self.expectations.pop(0)
            yield d