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d2d857a8 MJ |
1 | # |
2 | # Copyright (C) 2019 EfficiOS Inc. | |
3 | # | |
4 | # This program is free software; you can redistribute it and/or | |
5 | # modify it under the terms of the GNU General Public License | |
6 | # as published by the Free Software Foundation; only version 2 | |
7 | # of the License. | |
8 | # | |
9 | # This program is distributed in the hope that it will be useful, | |
10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | # GNU General Public License for more details. | |
13 | # | |
14 | # You should have received a copy of the GNU General Public License | |
15 | # along with this program; if not, write to the Free Software | |
16 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
17 | # | |
18 | ||
811644b8 | 19 | import unittest |
811644b8 PP |
20 | import bt2 |
21 | ||
22 | ||
5f25509b | 23 | class _MyIter(bt2._UserMessageIterator): |
8d8b141d | 24 | def __init__(self, config, self_output_port): |
5f25509b SM |
25 | self._build_meta() |
26 | self._at = 0 | |
27 | ||
28 | def _build_meta(self): | |
29 | self._tc = self._component._create_trace_class() | |
30 | self._t = self._tc() | |
26fc5aed | 31 | self._sc = self._tc.create_stream_class(supports_packets=True) |
5f25509b SM |
32 | self._ec = self._sc.create_event_class(name='salut') |
33 | self._my_int_ft = self._tc.create_signed_integer_field_class(32) | |
34 | payload_ft = self._tc.create_structure_field_class() | |
cfbd7cf3 | 35 | payload_ft += [('my_int', self._my_int_ft)] |
5f25509b SM |
36 | self._ec.payload_field_type = payload_ft |
37 | self._stream = self._t.create_stream(self._sc) | |
38 | self._packet = self._stream.create_packet() | |
39 | ||
40 | def _create_event(self, value): | |
41 | ev = self._ec() | |
42 | ev.payload_field['my_int'] = value | |
43 | ev.packet = self._packet | |
44 | return ev | |
45 | ||
46 | ||
811644b8 PP |
47 | class GraphTestCase(unittest.TestCase): |
48 | def setUp(self): | |
49 | self._graph = bt2.Graph() | |
50 | ||
51 | def tearDown(self): | |
52 | del self._graph | |
53 | ||
056deb59 PP |
54 | def test_create_default(self): |
55 | bt2.Graph() | |
56 | ||
57 | def test_create_known_mip_version(self): | |
58 | bt2.Graph(0) | |
59 | ||
60 | def test_create_invalid_mip_version_type(self): | |
61 | with self.assertRaises(TypeError): | |
62 | bt2.Graph('') | |
63 | ||
64 | def test_create_unknown_mip_version(self): | |
65 | with self.assertRaisesRegex(ValueError, 'unknown MIP version'): | |
66 | bt2.Graph(1) | |
811644b8 | 67 | |
c513d240 SM |
68 | def test_default_interrupter(self): |
69 | interrupter = self._graph.default_interrupter | |
70 | self.assertIs(type(interrupter), bt2.Interrupter) | |
71 | ||
811644b8 PP |
72 | def test_add_component_user_cls(self): |
73 | class MySink(bt2._UserSinkComponent): | |
6a91742b | 74 | def _user_consume(self): |
a01b452b | 75 | pass |
811644b8 PP |
76 | |
77 | comp = self._graph.add_component(MySink, 'salut') | |
78 | self.assertEqual(comp.name, 'salut') | |
79 | ||
80 | def test_add_component_gen_cls(self): | |
81 | class MySink(bt2._UserSinkComponent): | |
6a91742b | 82 | def _user_consume(self): |
a01b452b | 83 | pass |
811644b8 PP |
84 | |
85 | comp = self._graph.add_component(MySink, 'salut') | |
5f25509b | 86 | assert comp |
e8ac1aae | 87 | comp2 = self._graph.add_component(comp.cls, 'salut2') |
811644b8 PP |
88 | self.assertEqual(comp2.name, 'salut2') |
89 | ||
90 | def test_add_component_params(self): | |
91 | comp_params = None | |
92 | ||
93 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 94 | def __init__(self, config, params, obj): |
811644b8 PP |
95 | nonlocal comp_params |
96 | comp_params = params | |
97 | ||
6a91742b | 98 | def _user_consume(self): |
a01b452b | 99 | pass |
811644b8 PP |
100 | |
101 | params = {'hello': 23, 'path': '/path/to/stuff'} | |
082db648 | 102 | self._graph.add_component(MySink, 'salut', params) |
811644b8 PP |
103 | self.assertEqual(params, comp_params) |
104 | del comp_params | |
105 | ||
66964f3f PP |
106 | def test_add_component_obj_python_comp_cls(self): |
107 | comp_obj = None | |
108 | ||
109 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 110 | def __init__(self, config, params, obj): |
66964f3f PP |
111 | nonlocal comp_obj |
112 | comp_obj = obj | |
113 | ||
114 | def _user_consume(self): | |
115 | pass | |
116 | ||
117 | obj = object() | |
082db648 | 118 | self._graph.add_component(MySink, 'salut', obj=obj) |
66964f3f PP |
119 | self.assertIs(comp_obj, obj) |
120 | del comp_obj | |
121 | ||
122 | def test_add_component_obj_none_python_comp_cls(self): | |
123 | comp_obj = None | |
124 | ||
125 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 126 | def __init__(self, config, params, obj): |
66964f3f PP |
127 | nonlocal comp_obj |
128 | comp_obj = obj | |
129 | ||
130 | def _user_consume(self): | |
131 | pass | |
132 | ||
082db648 | 133 | self._graph.add_component(MySink, 'salut') |
66964f3f PP |
134 | self.assertIsNone(comp_obj) |
135 | del comp_obj | |
136 | ||
137 | def test_add_component_obj_non_python_comp_cls(self): | |
66964f3f PP |
138 | plugin = bt2.find_plugin('text', find_in_user_dir=False, find_in_sys_dir=False) |
139 | assert plugin is not None | |
140 | cc = plugin.source_component_classes['dmesg'] | |
141 | assert cc is not None | |
142 | ||
143 | with self.assertRaises(ValueError): | |
082db648 | 144 | self._graph.add_component(cc, 'salut', obj=57) |
66964f3f | 145 | |
811644b8 PP |
146 | def test_add_component_invalid_cls_type(self): |
147 | with self.assertRaises(TypeError): | |
148 | self._graph.add_component(int, 'salut') | |
149 | ||
8ef46e79 PP |
150 | def test_add_component_invalid_logging_level_type(self): |
151 | class MySink(bt2._UserSinkComponent): | |
6a91742b | 152 | def _user_consume(self): |
a01b452b | 153 | pass |
8ef46e79 PP |
154 | |
155 | with self.assertRaises(TypeError): | |
156 | self._graph.add_component(MySink, 'salut', logging_level='yo') | |
157 | ||
158 | def test_add_component_invalid_logging_level_value(self): | |
159 | class MySink(bt2._UserSinkComponent): | |
6a91742b | 160 | def _user_consume(self): |
a01b452b | 161 | pass |
8ef46e79 PP |
162 | |
163 | with self.assertRaises(ValueError): | |
164 | self._graph.add_component(MySink, 'salut', logging_level=12345) | |
165 | ||
401b7022 FD |
166 | def test_add_component_invalid_params_type(self): |
167 | class MySink(bt2._UserSinkComponent): | |
168 | def _user_consume(self): | |
169 | pass | |
170 | ||
171 | with self.assertRaises(TypeError): | |
172 | self._graph.add_component(MySink, 'salut', params=12) | |
173 | ||
174 | def test_add_component_params_dict(self): | |
175 | params_obj = None | |
176 | ||
177 | class MySink(bt2._UserSinkComponent): | |
178 | def __init__(self, config, params, obj): | |
179 | nonlocal params_obj | |
180 | params_obj = params | |
181 | ||
182 | def _user_consume(self): | |
183 | pass | |
184 | ||
185 | params = {'plage': 12312} | |
186 | self._graph.add_component(MySink, 'salut', params=params) | |
187 | ||
188 | # Check equality and not identity because `add_component()` method | |
189 | # converts the Python `dict` to a `bt2.MapValue`. | |
190 | self.assertEqual(params, params_obj) | |
191 | ||
192 | def test_add_component_params_mapvalue(self): | |
193 | params_obj = None | |
194 | ||
195 | class MySink(bt2._UserSinkComponent): | |
196 | def __init__(self, config, params, obj): | |
197 | nonlocal params_obj | |
198 | params_obj = params | |
199 | ||
200 | def _user_consume(self): | |
201 | pass | |
202 | ||
203 | params = bt2.MapValue({'beachclub': '121'}) | |
204 | self._graph.add_component(MySink, 'salut', params=params) | |
205 | ||
206 | self.assertEqual(params, params_obj) | |
207 | ||
8ef46e79 PP |
208 | def test_add_component_logging_level(self): |
209 | class MySink(bt2._UserSinkComponent): | |
6a91742b | 210 | def _user_consume(self): |
a01b452b | 211 | pass |
8ef46e79 | 212 | |
cfbd7cf3 FD |
213 | comp = self._graph.add_component( |
214 | MySink, 'salut', logging_level=bt2.LoggingLevel.DEBUG | |
215 | ) | |
8ef46e79 PP |
216 | self.assertEqual(comp.logging_level, bt2.LoggingLevel.DEBUG) |
217 | ||
811644b8 | 218 | def test_connect_ports(self): |
5c61fb9d SM |
219 | class MySource( |
220 | bt2._UserSourceComponent, message_iterator_class=bt2._UserMessageIterator | |
221 | ): | |
59225a3e | 222 | def __init__(self, config, params, obj): |
811644b8 PP |
223 | self._add_output_port('out') |
224 | ||
225 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 226 | def __init__(self, config, params, obj): |
811644b8 PP |
227 | self._add_input_port('in') |
228 | ||
6a91742b | 229 | def _user_consume(self): |
811644b8 PP |
230 | raise bt2.Stop |
231 | ||
232 | src = self._graph.add_component(MySource, 'src') | |
233 | sink = self._graph.add_component(MySink, 'sink') | |
5f25509b | 234 | |
cfbd7cf3 FD |
235 | conn = self._graph.connect_ports( |
236 | src.output_ports['out'], sink.input_ports['in'] | |
237 | ) | |
811644b8 PP |
238 | self.assertTrue(src.output_ports['out'].is_connected) |
239 | self.assertTrue(sink.input_ports['in'].is_connected) | |
89b5033a FD |
240 | self.assertEqual(src.output_ports['out'].connection.addr, conn.addr) |
241 | self.assertEqual(sink.input_ports['in'].connection.addr, conn.addr) | |
811644b8 PP |
242 | |
243 | def test_connect_ports_invalid_direction(self): | |
5c61fb9d SM |
244 | class MySource( |
245 | bt2._UserSourceComponent, message_iterator_class=bt2._UserMessageIterator | |
246 | ): | |
59225a3e | 247 | def __init__(self, config, params, obj): |
811644b8 PP |
248 | self._add_output_port('out') |
249 | ||
250 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 251 | def __init__(self, config, params, obj): |
811644b8 PP |
252 | self._add_input_port('in') |
253 | ||
6a91742b | 254 | def _user_consume(self): |
811644b8 PP |
255 | raise bt2.Stop |
256 | ||
257 | src = self._graph.add_component(MySource, 'src') | |
258 | sink = self._graph.add_component(MySink, 'sink') | |
259 | ||
260 | with self.assertRaises(TypeError): | |
082db648 | 261 | self._graph.connect_ports(sink.input_ports['in'], src.output_ports['out']) |
811644b8 | 262 | |
9b4f9b42 PP |
263 | def test_add_interrupter(self): |
264 | class MyIter(bt2._UserMessageIterator): | |
265 | def __next__(self): | |
266 | raise TypeError | |
267 | ||
268 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): | |
59225a3e | 269 | def __init__(self, config, params, obj): |
9b4f9b42 PP |
270 | self._add_output_port('out') |
271 | ||
272 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 273 | def __init__(self, config, params, obj): |
9b4f9b42 PP |
274 | self._add_input_port('in') |
275 | ||
6a91742b | 276 | def _user_consume(self): |
9b4f9b42 PP |
277 | next(self._msg_iter) |
278 | ||
6a91742b | 279 | def _user_graph_is_configured(self): |
9b4f9b42 PP |
280 | self._msg_iter = self._create_input_port_message_iterator( |
281 | self._input_ports['in'] | |
282 | ) | |
283 | ||
284 | # add two interrupters, set one of them | |
285 | interrupter1 = bt2.Interrupter() | |
286 | interrupter2 = bt2.Interrupter() | |
287 | self._graph.add_interrupter(interrupter1) | |
288 | src = self._graph.add_component(MySource, 'src') | |
289 | sink = self._graph.add_component(MySink, 'sink') | |
290 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) | |
291 | self._graph.add_interrupter(interrupter2) | |
292 | ||
293 | with self.assertRaises(bt2._Error): | |
294 | self._graph.run() | |
295 | ||
296 | interrupter2.set() | |
297 | ||
298 | with self.assertRaises(bt2.TryAgain): | |
299 | self._graph.run() | |
300 | ||
301 | interrupter2.reset() | |
302 | ||
303 | with self.assertRaises(bt2._Error): | |
304 | self._graph.run() | |
305 | ||
306 | # Test that Graph.run() raises bt2.Interrupted if the graph gets | |
307 | # interrupted during execution. | |
308 | def test_interrupt_while_running(self): | |
5f25509b | 309 | class MyIter(_MyIter): |
1d915789 | 310 | def __next__(self): |
5f25509b | 311 | return self._create_stream_beginning_message(self._stream) |
1d915789 | 312 | |
cfbd7cf3 | 313 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
59225a3e | 314 | def __init__(self, config, params, obj): |
1d915789 PP |
315 | self._add_output_port('out') |
316 | ||
317 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 318 | def __init__(self, config, params, obj): |
1d915789 PP |
319 | self._add_input_port('in') |
320 | ||
6a91742b | 321 | def _user_consume(self): |
9b4f9b42 | 322 | # Pretend that somebody asynchronously interrupted the graph. |
5f25509b | 323 | nonlocal graph |
c513d240 | 324 | graph.default_interrupter.set() |
5f25509b | 325 | return next(self._msg_iter) |
1d915789 | 326 | |
6a91742b | 327 | def _user_graph_is_configured(self): |
ca02df0a PP |
328 | self._msg_iter = self._create_input_port_message_iterator( |
329 | self._input_ports['in'] | |
330 | ) | |
1d915789 | 331 | |
9b4f9b42 PP |
332 | graph = self._graph |
333 | up = self._graph.add_component(MySource, 'down') | |
334 | down = self._graph.add_component(MySink, 'up') | |
335 | self._graph.connect_ports(up.output_ports['out'], down.input_ports['in']) | |
336 | ||
337 | with self.assertRaises(bt2.TryAgain): | |
338 | self._graph.run() | |
811644b8 PP |
339 | |
340 | def test_run(self): | |
5f25509b | 341 | class MyIter(_MyIter): |
811644b8 | 342 | def __next__(self): |
5f25509b SM |
343 | if self._at == 9: |
344 | raise StopIteration | |
345 | ||
346 | if self._at == 0: | |
347 | msg = self._create_stream_beginning_message(self._stream) | |
348 | elif self._at == 1: | |
349 | msg = self._create_packet_beginning_message(self._packet) | |
350 | elif self._at == 7: | |
351 | msg = self._create_packet_end_message(self._packet) | |
352 | elif self._at == 8: | |
353 | msg = self._create_stream_end_message(self._stream) | |
354 | else: | |
355 | msg = self._create_event_message(self._ec, self._packet) | |
811644b8 | 356 | |
811644b8 | 357 | self._at += 1 |
5602ef81 | 358 | return msg |
811644b8 | 359 | |
cfbd7cf3 | 360 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
59225a3e | 361 | def __init__(self, config, params, obj): |
811644b8 PP |
362 | self._add_output_port('out') |
363 | ||
364 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 365 | def __init__(self, config, params, obj): |
5f25509b | 366 | self._input_port = self._add_input_port('in') |
811644b8 PP |
367 | self._at = 0 |
368 | ||
6a91742b | 369 | def _user_consume(comp_self): |
5602ef81 | 370 | msg = next(comp_self._msg_iter) |
811644b8 PP |
371 | |
372 | if comp_self._at == 0: | |
f0a42b33 | 373 | self.assertIs(type(msg), bt2._StreamBeginningMessageConst) |
811644b8 | 374 | elif comp_self._at == 1: |
f0a42b33 | 375 | self.assertIs(type(msg), bt2._PacketBeginningMessageConst) |
811644b8 | 376 | elif comp_self._at >= 2 and comp_self._at <= 6: |
f0a42b33 | 377 | self.assertIs(type(msg), bt2._EventMessageConst) |
e8ac1aae | 378 | self.assertEqual(msg.event.cls.name, 'salut') |
811644b8 | 379 | elif comp_self._at == 7: |
f0a42b33 | 380 | self.assertIs(type(msg), bt2._PacketEndMessageConst) |
811644b8 | 381 | elif comp_self._at == 8: |
f0a42b33 | 382 | self.assertIs(type(msg), bt2._StreamEndMessageConst) |
811644b8 PP |
383 | |
384 | comp_self._at += 1 | |
385 | ||
6a91742b | 386 | def _user_graph_is_configured(self): |
ca02df0a PP |
387 | self._msg_iter = self._create_input_port_message_iterator( |
388 | self._input_port | |
389 | ) | |
811644b8 PP |
390 | |
391 | src = self._graph.add_component(MySource, 'src') | |
392 | sink = self._graph.add_component(MySink, 'sink') | |
082db648 | 393 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
811644b8 PP |
394 | self._graph.run() |
395 | ||
8cc0e6ea PP |
396 | def test_run_once(self): |
397 | class MyIter(_MyIter): | |
398 | pass | |
399 | ||
400 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): | |
59225a3e | 401 | def __init__(self, config, params, obj): |
8cc0e6ea PP |
402 | self._add_output_port('out') |
403 | ||
404 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 405 | def __init__(self, config, params, obj): |
8cc0e6ea PP |
406 | self._input_port = self._add_input_port('in') |
407 | ||
408 | def _user_consume(comp_self): | |
409 | nonlocal run_count | |
410 | run_count += 1 | |
411 | raise bt2.TryAgain | |
412 | ||
413 | run_count = 0 | |
414 | src = self._graph.add_component(MySource, 'src') | |
415 | sink = self._graph.add_component(MySink, 'sink') | |
082db648 | 416 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
8cc0e6ea PP |
417 | |
418 | with self.assertRaises(bt2.TryAgain): | |
419 | self._graph.run_once() | |
420 | ||
421 | self.assertEqual(run_count, 1) | |
422 | ||
423 | def test_run_once_stops(self): | |
424 | class MyIter(_MyIter): | |
425 | pass | |
426 | ||
427 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): | |
59225a3e | 428 | def __init__(self, config, params, obj): |
8cc0e6ea PP |
429 | self._add_output_port('out') |
430 | ||
431 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 432 | def __init__(self, config, params, obj): |
8cc0e6ea PP |
433 | self._input_port = self._add_input_port('in') |
434 | ||
435 | def _user_consume(comp_self): | |
436 | raise bt2.Stop | |
437 | ||
438 | src = self._graph.add_component(MySource, 'src') | |
439 | sink = self._graph.add_component(MySink, 'sink') | |
082db648 | 440 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
8cc0e6ea PP |
441 | |
442 | with self.assertRaises(bt2.Stop): | |
443 | self._graph.run_once() | |
444 | ||
811644b8 | 445 | def test_run_again(self): |
5f25509b | 446 | class MyIter(_MyIter): |
811644b8 | 447 | def __next__(self): |
5f25509b | 448 | if self._at == 3: |
811644b8 PP |
449 | raise bt2.TryAgain |
450 | ||
5f25509b SM |
451 | if self._at == 0: |
452 | msg = self._create_stream_beginning_message(self._stream) | |
453 | elif self._at == 1: | |
454 | msg = self._create_packet_beginning_message(self._packet) | |
455 | elif self._at == 2: | |
456 | msg = self._create_event_message(self._ec, self._packet) | |
457 | ||
811644b8 | 458 | self._at += 1 |
5602ef81 | 459 | return msg |
811644b8 | 460 | |
cfbd7cf3 | 461 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
59225a3e | 462 | def __init__(self, config, params, obj): |
811644b8 PP |
463 | self._add_output_port('out') |
464 | ||
465 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 466 | def __init__(self, config, params, obj): |
5f25509b | 467 | self._input_port = self._add_input_port('in') |
811644b8 PP |
468 | self._at = 0 |
469 | ||
6a91742b | 470 | def _user_consume(comp_self): |
5f25509b | 471 | msg = next(comp_self._msg_iter) |
811644b8 | 472 | if comp_self._at == 0: |
f0a42b33 | 473 | self.assertIs(type(msg), bt2._StreamBeginningMessageConst) |
811644b8 | 474 | elif comp_self._at == 1: |
f0a42b33 | 475 | self.assertIs(type(msg), bt2._PacketBeginningMessageConst) |
5f25509b | 476 | elif comp_self._at == 2: |
f0a42b33 | 477 | self.assertIs(type(msg), bt2._EventMessageConst) |
811644b8 | 478 | raise bt2.TryAgain |
5f25509b SM |
479 | else: |
480 | pass | |
811644b8 PP |
481 | |
482 | comp_self._at += 1 | |
483 | ||
6a91742b | 484 | def _user_graph_is_configured(self): |
ca02df0a PP |
485 | self._msg_iter = self._create_input_port_message_iterator( |
486 | self._input_port | |
487 | ) | |
811644b8 PP |
488 | |
489 | src = self._graph.add_component(MySource, 'src') | |
490 | sink = self._graph.add_component(MySink, 'sink') | |
082db648 | 491 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
811644b8 PP |
492 | |
493 | with self.assertRaises(bt2.TryAgain): | |
494 | self._graph.run() | |
495 | ||
811644b8 | 496 | def test_run_error(self): |
5f25509b | 497 | raised_in_sink = False |
811644b8 | 498 | |
5f25509b | 499 | class MyIter(_MyIter): |
811644b8 | 500 | def __next__(self): |
5f25509b SM |
501 | # If this gets called after the sink raised an exception, it is |
502 | # an error. | |
503 | nonlocal raised_in_sink | |
504 | assert raised_in_sink is False | |
505 | ||
506 | if self._at == 0: | |
507 | msg = self._create_stream_beginning_message(self._stream) | |
508 | elif self._at == 1: | |
509 | msg = self._create_packet_beginning_message(self._packet) | |
510 | elif self._at == 2 or self._at == 3: | |
511 | msg = self._create_event_message(self._ec, self._packet) | |
512 | else: | |
811644b8 | 513 | raise bt2.TryAgain |
811644b8 | 514 | self._at += 1 |
5602ef81 | 515 | return msg |
811644b8 | 516 | |
cfbd7cf3 | 517 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
59225a3e | 518 | def __init__(self, config, params, obj): |
811644b8 PP |
519 | self._add_output_port('out') |
520 | ||
521 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 522 | def __init__(self, config, params, obj): |
5f25509b | 523 | self._input_port = self._add_input_port('in') |
811644b8 PP |
524 | self._at = 0 |
525 | ||
6a91742b | 526 | def _user_consume(comp_self): |
5f25509b | 527 | msg = next(comp_self._msg_iter) |
811644b8 | 528 | if comp_self._at == 0: |
f0a42b33 | 529 | self.assertIs(type(msg), bt2._StreamBeginningMessageConst) |
811644b8 | 530 | elif comp_self._at == 1: |
f0a42b33 | 531 | self.assertIs(type(msg), bt2._PacketBeginningMessageConst) |
5f25509b | 532 | elif comp_self._at == 2: |
f0a42b33 | 533 | self.assertIs(type(msg), bt2._EventMessageConst) |
5f25509b SM |
534 | elif comp_self._at == 3: |
535 | nonlocal raised_in_sink | |
536 | raised_in_sink = True | |
811644b8 PP |
537 | raise RuntimeError('error!') |
538 | ||
539 | comp_self._at += 1 | |
540 | ||
6a91742b | 541 | def _user_graph_is_configured(self): |
ca02df0a PP |
542 | self._msg_iter = self._create_input_port_message_iterator( |
543 | self._input_port | |
544 | ) | |
811644b8 PP |
545 | |
546 | src = self._graph.add_component(MySource, 'src') | |
547 | sink = self._graph.add_component(MySink, 'sink') | |
082db648 | 548 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
811644b8 | 549 | |
694c792b | 550 | with self.assertRaises(bt2._Error): |
811644b8 PP |
551 | self._graph.run() |
552 | ||
5f25509b | 553 | def test_listeners(self): |
5c61fb9d SM |
554 | class MySource( |
555 | bt2._UserSourceComponent, message_iterator_class=bt2._UserMessageIterator | |
556 | ): | |
59225a3e | 557 | def __init__(self, config, params, obj): |
1d915789 | 558 | self._add_output_port('out') |
5f25509b | 559 | self._add_output_port('zero') |
1d915789 PP |
560 | |
561 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 562 | def __init__(self, config, params, obj): |
1d915789 | 563 | self._add_input_port('in') |
1d915789 | 564 | |
6a91742b | 565 | def _user_consume(self): |
5f25509b | 566 | raise bt2.Stop |
1d915789 | 567 | |
6a91742b | 568 | def _user_port_connected(self, port, other_port): |
5f25509b | 569 | self._add_input_port('taste') |
1d915789 | 570 | |
5f25509b SM |
571 | def port_added_listener(component, port): |
572 | nonlocal calls | |
573 | calls.append((port_added_listener, component, port)) | |
1d915789 | 574 | |
5f25509b SM |
575 | calls = [] |
576 | self._graph.add_port_added_listener(port_added_listener) | |
1d915789 PP |
577 | src = self._graph.add_component(MySource, 'src') |
578 | sink = self._graph.add_component(MySink, 'sink') | |
cfbd7cf3 | 579 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
1d915789 | 580 | |
2945edfe | 581 | self.assertEqual(len(calls), 4) |
5f25509b SM |
582 | |
583 | self.assertIs(calls[0][0], port_added_listener) | |
584 | self.assertEqual(calls[0][1].name, 'src') | |
585 | self.assertEqual(calls[0][2].name, 'out') | |
586 | ||
587 | self.assertIs(calls[1][0], port_added_listener) | |
588 | self.assertEqual(calls[1][1].name, 'src') | |
589 | self.assertEqual(calls[1][2].name, 'zero') | |
590 | ||
591 | self.assertIs(calls[2][0], port_added_listener) | |
592 | self.assertEqual(calls[2][1].name, 'sink') | |
593 | self.assertEqual(calls[2][2].name, 'in') | |
594 | ||
595 | self.assertIs(calls[3][0], port_added_listener) | |
596 | self.assertEqual(calls[3][1].name, 'sink') | |
597 | self.assertEqual(calls[3][2].name, 'taste') | |
598 | ||
5f25509b | 599 | def test_invalid_listeners(self): |
5c61fb9d SM |
600 | class MySource( |
601 | bt2._UserSourceComponent, message_iterator_class=bt2._UserMessageIterator | |
602 | ): | |
59225a3e | 603 | def __init__(self, config, params, obj): |
811644b8 PP |
604 | self._add_output_port('out') |
605 | self._add_output_port('zero') | |
606 | ||
811644b8 | 607 | class MySink(bt2._UserSinkComponent): |
59225a3e | 608 | def __init__(self, config, params, obj): |
811644b8 PP |
609 | self._add_input_port('in') |
610 | ||
6a91742b | 611 | def _user_consume(self): |
811644b8 PP |
612 | raise bt2.Stop |
613 | ||
6a91742b | 614 | def _user_port_connected(self, port, other_port): |
811644b8 PP |
615 | self._add_input_port('taste') |
616 | ||
5f25509b SM |
617 | with self.assertRaises(TypeError): |
618 | self._graph.add_port_added_listener(1234) | |
811644b8 | 619 | |
5f25509b SM |
620 | def test_raise_in_component_init(self): |
621 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 622 | def __init__(self, config, params, obj): |
5f25509b | 623 | raise ValueError('oops!') |
811644b8 | 624 | |
6a91742b | 625 | def _user_consume(self): |
5f25509b SM |
626 | raise bt2.Stop |
627 | ||
628 | graph = bt2.Graph() | |
629 | ||
694c792b | 630 | with self.assertRaises(bt2._Error): |
5f25509b SM |
631 | graph.add_component(MySink, 'comp') |
632 | ||
633 | def test_raise_in_port_added_listener(self): | |
634 | class MySink(bt2._UserSinkComponent): | |
59225a3e | 635 | def __init__(self, config, params, obj): |
5f25509b SM |
636 | self._add_input_port('in') |
637 | ||
6a91742b | 638 | def _user_consume(self): |
5f25509b SM |
639 | raise bt2.Stop |
640 | ||
641 | def port_added_listener(component, port): | |
642 | raise ValueError('oh noes!') | |
643 | ||
644 | graph = bt2.Graph() | |
645 | graph.add_port_added_listener(port_added_listener) | |
646 | ||
694c792b | 647 | with self.assertRaises(bt2._Error): |
5f25509b SM |
648 | graph.add_component(MySink, 'comp') |
649 | ||
d14ddbba SM |
650 | |
651 | if __name__ == '__main__': | |
652 | unittest.main() |