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
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
|
import errno
import os
import socket
import unittest
from unittest.mock import Mock, patch, sentinel
from gi.repository import GLib
from mopidy_mpd import network
from tests import any_int
class ServerTest(unittest.TestCase):
def setUp(self): # noqa: N802
self.mock = Mock(spec=network.Server)
@patch.object(network, "get_socket_address", new=Mock())
def test_init_calls_create_server_socket(self):
network.Server.__init__(
self.mock, sentinel.host, sentinel.port, sentinel.protocol
)
self.mock.create_server_socket.assert_called_once_with(
sentinel.host, sentinel.port
)
self.mock.stop()
@patch.object(network, "get_socket_address", new=Mock())
def test_init_calls_get_socket_address(self):
network.Server.__init__(
self.mock, sentinel.host, sentinel.port, sentinel.protocol
)
self.mock.create_server_socket.return_value = None
network.get_socket_address.assert_called_once_with(
sentinel.host, sentinel.port
)
self.mock.stop()
@patch.object(network, "get_socket_address", new=Mock())
def test_init_calls_register_server(self):
sock = Mock(spec=socket.socket)
sock.fileno.return_value = sentinel.fileno
self.mock.create_server_socket.return_value = sock
network.Server.__init__(
self.mock, sentinel.host, sentinel.port, sentinel.protocol
)
self.mock.register_server_socket.assert_called_once_with(
sentinel.fileno
)
@patch.object(network, "get_socket_address", new=Mock())
def test_init_fails_on_fileno_call(self):
sock = Mock(spec=socket.socket)
sock.fileno.side_effect = socket.error
self.mock.create_server_socket.return_value = sock
with self.assertRaises(socket.error):
network.Server.__init__(
self.mock, sentinel.host, sentinel.port, sentinel.protocol
)
def test_init_stores_values_in_attributes(self):
# This need to be a mock and no a sentinel as fileno() is called on it
sock = Mock(spec=socket.socket)
self.mock.create_server_socket.return_value = sock
network.Server.__init__(
self.mock,
str(sentinel.host),
sentinel.port,
sentinel.protocol,
max_connections=sentinel.max_connections,
timeout=sentinel.timeout,
)
assert sentinel.protocol == self.mock.protocol
assert sentinel.max_connections == self.mock.max_connections
assert sentinel.timeout == self.mock.timeout
assert sock == self.mock.server_socket
assert (str(sentinel.host), sentinel.port) == self.mock.address
def test_create_server_socket_no_port(self):
with self.assertRaises(TypeError):
network.Server.create_server_socket(
self.mock, str(sentinel.host), None
)
def test_create_server_socket_invalid_port(self):
with self.assertRaises(TypeError):
network.Server.create_server_socket(
self.mock, str(sentinel.host), str(sentinel.port)
)
@patch.object(network, "create_tcp_socket", spec=socket.socket)
def test_create_server_socket_sets_up_listener(self, create_tcp_socket):
sock = create_tcp_socket.return_value
network.Server.create_server_socket(self.mock, str(sentinel.host), 1234)
sock.setblocking.assert_called_once_with(False)
sock.bind.assert_called_once_with((str(sentinel.host), 1234))
sock.listen.assert_called_once_with(any_int)
create_tcp_socket.assert_called_once()
@patch.object(network, "create_unix_socket", spec=socket.socket)
def test_create_server_socket_sets_up_listener_unix(
self, create_unix_socket
):
sock = create_unix_socket.return_value
network.Server.create_server_socket(
self.mock, "unix:" + str(sentinel.host), sentinel.port
)
sock.setblocking.assert_called_once_with(False)
sock.bind.assert_called_once_with(str(sentinel.host))
sock.listen.assert_called_once_with(any_int)
create_unix_socket.assert_called_once()
@patch.object(network, "create_tcp_socket", new=Mock())
def test_create_server_socket_fails(self):
network.create_tcp_socket.side_effect = socket.error
with self.assertRaises(socket.error):
network.Server.create_server_socket(
self.mock, str(sentinel.host), 1234
)
@patch.object(network, "create_unix_socket", new=Mock())
def test_create_server_socket_fails_unix(self):
network.create_unix_socket.side_effect = socket.error
with self.assertRaises(socket.error):
network.Server.create_server_socket(
self.mock, "unix:" + str(sentinel.host), sentinel.port
)
@patch.object(network, "create_tcp_socket", new=Mock())
def test_create_server_bind_fails(self):
sock = network.create_tcp_socket.return_value
sock.bind.side_effect = socket.error
with self.assertRaises(socket.error):
network.Server.create_server_socket(
self.mock, str(sentinel.host), 1234
)
@patch.object(network, "create_unix_socket", new=Mock())
def test_create_server_bind_fails_unix(self):
sock = network.create_unix_socket.return_value
sock.bind.side_effect = socket.error
with self.assertRaises(socket.error):
network.Server.create_server_socket(
self.mock, "unix:" + str(sentinel.host), sentinel.port
)
@patch.object(network, "create_tcp_socket", new=Mock())
def test_create_server_listen_fails(self):
sock = network.create_tcp_socket.return_value
sock.listen.side_effect = socket.error
with self.assertRaises(socket.error):
network.Server.create_server_socket(
self.mock, str(sentinel.host), 1234
)
@patch.object(network, "create_unix_socket", new=Mock())
def test_create_server_listen_fails_unix(self):
sock = network.create_unix_socket.return_value
sock.listen.side_effect = socket.error
with self.assertRaises(socket.error):
network.Server.create_server_socket(
self.mock, "unix:" + str(sentinel.host), sentinel.port
)
@patch.object(os, "unlink", new=Mock())
@patch.object(GLib, "source_remove", new=Mock())
def test_stop_server_cleans_unix_socket(self):
self.mock.watcher = Mock()
sock = Mock()
sock.family = socket.AF_UNIX
self.mock.server_socket = sock
network.Server.stop(self.mock)
os.unlink.assert_called_once_with(sock.getsockname())
@patch.object(GLib, "io_add_watch", new=Mock())
def test_register_server_socket_sets_up_io_watch(self):
network.Server.register_server_socket(self.mock, sentinel.fileno)
GLib.io_add_watch.assert_called_once_with(
sentinel.fileno, GLib.IO_IN, self.mock.handle_connection
)
def test_handle_connection(self):
self.mock.accept_connection.return_value = (
sentinel.sock,
sentinel.addr,
)
self.mock.maximum_connections_exceeded.return_value = False
assert network.Server.handle_connection(
self.mock, sentinel.fileno, GLib.IO_IN
)
self.mock.accept_connection.assert_called_once_with()
self.mock.maximum_connections_exceeded.assert_called_once_with()
self.mock.init_connection.assert_called_once_with(
sentinel.sock, sentinel.addr
)
assert 0 == self.mock.reject_connection.call_count
def test_handle_connection_exceeded_connections(self):
self.mock.accept_connection.return_value = (
sentinel.sock,
sentinel.addr,
)
self.mock.maximum_connections_exceeded.return_value = True
assert network.Server.handle_connection(
self.mock, sentinel.fileno, GLib.IO_IN
)
self.mock.accept_connection.assert_called_once_with()
self.mock.maximum_connections_exceeded.assert_called_once_with()
self.mock.reject_connection.assert_called_once_with(
sentinel.sock, sentinel.addr
)
assert 0 == self.mock.init_connection.call_count
def test_accept_connection(self):
sock = Mock(spec=socket.socket)
connected_sock = Mock(spec=socket.socket)
sock.accept.return_value = (connected_sock, sentinel.addr)
self.mock.server_socket = sock
sock, addr = network.Server.accept_connection(self.mock)
assert connected_sock == sock
assert sentinel.addr == addr
def test_accept_connection_unix(self):
sock = Mock(spec=socket.socket)
connected_sock = Mock(spec=socket.socket)
connected_sock.family = socket.AF_UNIX
connected_sock.getsockname.return_value = sentinel.sockname
sock.accept.return_value = (connected_sock, sentinel.addr)
self.mock.server_socket = sock
sock, addr = network.Server.accept_connection(self.mock)
assert connected_sock == sock
assert (sentinel.sockname, None) == addr
def test_accept_connection_recoverable_error(self):
sock = Mock(spec=socket.socket)
self.mock.server_socket = sock
for error in (errno.EAGAIN, errno.EINTR):
sock.accept.side_effect = socket.error(error, "")
with self.assertRaises(network.ShouldRetrySocketCall):
network.Server.accept_connection(self.mock)
# FIXME decide if this should be allowed to propegate
def test_accept_connection_unrecoverable_error(self):
sock = Mock(spec=socket.socket)
self.mock.server_socket = sock
sock.accept.side_effect = socket.error
with self.assertRaises(socket.error):
network.Server.accept_connection(self.mock)
def test_maximum_connections_exceeded(self):
self.mock.max_connections = 10
self.mock.number_of_connections.return_value = 11
assert network.Server.maximum_connections_exceeded(self.mock)
self.mock.number_of_connections.return_value = 10
assert network.Server.maximum_connections_exceeded(self.mock)
self.mock.number_of_connections.return_value = 9
assert not network.Server.maximum_connections_exceeded(self.mock)
@patch("pykka.ActorRegistry.get_by_class")
def test_number_of_connections(self, get_by_class):
self.mock.protocol = sentinel.protocol
get_by_class.return_value = [1, 2, 3]
assert 3 == network.Server.number_of_connections(self.mock)
get_by_class.return_value = []
assert 0 == network.Server.number_of_connections(self.mock)
@patch.object(network, "Connection", new=Mock())
def test_init_connection(self):
self.mock.protocol = sentinel.protocol
self.mock.protocol_kwargs = {}
self.mock.timeout = sentinel.timeout
network.Server.init_connection(self.mock, sentinel.sock, sentinel.addr)
network.Connection.assert_called_once_with(
sentinel.protocol,
{},
sentinel.sock,
sentinel.addr,
sentinel.timeout,
)
def test_reject_connection(self):
sock = Mock(spec=socket.socket)
network.Server.reject_connection(
self.mock, sock, (sentinel.host, sentinel.port)
)
sock.close.assert_called_once_with()
@patch.object(network, "format_address", new=Mock())
@patch.object(network.logger, "warning", new=Mock())
def test_reject_connection_message(self):
sock = Mock(spec=socket.socket)
network.format_address.return_value = sentinel.formatted
network.Server.reject_connection(
self.mock, sock, (sentinel.host, sentinel.port)
)
network.format_address.assert_called_once_with(
(sentinel.host, sentinel.port)
)
network.logger.warning.assert_called_once_with(
"Rejected connection from %s", sentinel.formatted
)
def test_reject_connection_error(self):
sock = Mock(spec=socket.socket)
sock.close.side_effect = socket.error
network.Server.reject_connection(
self.mock, sock, (sentinel.host, sentinel.port)
)
sock.close.assert_called_once_with()
|
