| 1 | # SPDX-License-Identifier: GPL-2.0-only |
| 2 | # |
| 3 | # Copyright (C) 2019 EfficiOS Inc. |
| 4 | # |
| 5 | |
| 6 | import unittest |
| 7 | import bt2 |
| 8 | |
| 9 | |
| 10 | class _MyIter(bt2._UserMessageIterator): |
| 11 | def __init__(self, config, self_output_port): |
| 12 | self._build_meta() |
| 13 | self._at = 0 |
| 14 | |
| 15 | def _build_meta(self): |
| 16 | self._tc = self._component._create_trace_class() |
| 17 | self._t = self._tc() |
| 18 | self._sc = self._tc.create_stream_class(supports_packets=True) |
| 19 | self._ec = self._sc.create_event_class(name='salut') |
| 20 | self._my_int_ft = self._tc.create_signed_integer_field_class(32) |
| 21 | payload_ft = self._tc.create_structure_field_class() |
| 22 | payload_ft += [('my_int', self._my_int_ft)] |
| 23 | self._ec.payload_field_type = payload_ft |
| 24 | self._stream = self._t.create_stream(self._sc) |
| 25 | self._packet = self._stream.create_packet() |
| 26 | |
| 27 | def _create_event(self, value): |
| 28 | ev = self._ec() |
| 29 | ev.payload_field['my_int'] = value |
| 30 | ev.packet = self._packet |
| 31 | return ev |
| 32 | |
| 33 | |
| 34 | class GraphTestCase(unittest.TestCase): |
| 35 | def setUp(self): |
| 36 | self._graph = bt2.Graph() |
| 37 | |
| 38 | def tearDown(self): |
| 39 | del self._graph |
| 40 | |
| 41 | def test_create_default(self): |
| 42 | bt2.Graph() |
| 43 | |
| 44 | def test_create_known_mip_version(self): |
| 45 | bt2.Graph(0) |
| 46 | |
| 47 | def test_create_invalid_mip_version_type(self): |
| 48 | with self.assertRaises(TypeError): |
| 49 | bt2.Graph('') |
| 50 | |
| 51 | def test_create_unknown_mip_version(self): |
| 52 | with self.assertRaisesRegex(ValueError, 'unknown MIP version'): |
| 53 | bt2.Graph(1) |
| 54 | |
| 55 | def test_default_interrupter(self): |
| 56 | interrupter = self._graph.default_interrupter |
| 57 | self.assertIs(type(interrupter), bt2.Interrupter) |
| 58 | |
| 59 | def test_add_component_user_cls(self): |
| 60 | class MySink(bt2._UserSinkComponent): |
| 61 | def _user_consume(self): |
| 62 | pass |
| 63 | |
| 64 | comp = self._graph.add_component(MySink, 'salut') |
| 65 | self.assertEqual(comp.name, 'salut') |
| 66 | |
| 67 | def test_add_component_gen_cls(self): |
| 68 | class MySink(bt2._UserSinkComponent): |
| 69 | def _user_consume(self): |
| 70 | pass |
| 71 | |
| 72 | comp = self._graph.add_component(MySink, 'salut') |
| 73 | assert comp |
| 74 | comp2 = self._graph.add_component(comp.cls, 'salut2') |
| 75 | self.assertEqual(comp2.name, 'salut2') |
| 76 | |
| 77 | def test_add_component_params(self): |
| 78 | comp_params = None |
| 79 | |
| 80 | class MySink(bt2._UserSinkComponent): |
| 81 | def __init__(self, config, params, obj): |
| 82 | nonlocal comp_params |
| 83 | comp_params = params |
| 84 | |
| 85 | def _user_consume(self): |
| 86 | pass |
| 87 | |
| 88 | params = {'hello': 23, 'path': '/path/to/stuff'} |
| 89 | self._graph.add_component(MySink, 'salut', params) |
| 90 | self.assertEqual(params, comp_params) |
| 91 | del comp_params |
| 92 | |
| 93 | def test_add_component_obj_python_comp_cls(self): |
| 94 | comp_obj = None |
| 95 | |
| 96 | class MySink(bt2._UserSinkComponent): |
| 97 | def __init__(self, config, params, obj): |
| 98 | nonlocal comp_obj |
| 99 | comp_obj = obj |
| 100 | |
| 101 | def _user_consume(self): |
| 102 | pass |
| 103 | |
| 104 | obj = object() |
| 105 | self._graph.add_component(MySink, 'salut', obj=obj) |
| 106 | self.assertIs(comp_obj, obj) |
| 107 | del comp_obj |
| 108 | |
| 109 | def test_add_component_obj_none_python_comp_cls(self): |
| 110 | comp_obj = None |
| 111 | |
| 112 | class MySink(bt2._UserSinkComponent): |
| 113 | def __init__(self, config, params, obj): |
| 114 | nonlocal comp_obj |
| 115 | comp_obj = obj |
| 116 | |
| 117 | def _user_consume(self): |
| 118 | pass |
| 119 | |
| 120 | self._graph.add_component(MySink, 'salut') |
| 121 | self.assertIsNone(comp_obj) |
| 122 | del comp_obj |
| 123 | |
| 124 | def test_add_component_obj_non_python_comp_cls(self): |
| 125 | plugin = bt2.find_plugin('text', find_in_user_dir=False, find_in_sys_dir=False) |
| 126 | assert plugin is not None |
| 127 | cc = plugin.source_component_classes['dmesg'] |
| 128 | assert cc is not None |
| 129 | |
| 130 | with self.assertRaises(ValueError): |
| 131 | self._graph.add_component(cc, 'salut', obj=57) |
| 132 | |
| 133 | def test_add_component_invalid_cls_type(self): |
| 134 | with self.assertRaises(TypeError): |
| 135 | self._graph.add_component(int, 'salut') |
| 136 | |
| 137 | def test_add_component_invalid_logging_level_type(self): |
| 138 | class MySink(bt2._UserSinkComponent): |
| 139 | def _user_consume(self): |
| 140 | pass |
| 141 | |
| 142 | with self.assertRaises(TypeError): |
| 143 | self._graph.add_component(MySink, 'salut', logging_level='yo') |
| 144 | |
| 145 | def test_add_component_invalid_logging_level_value(self): |
| 146 | class MySink(bt2._UserSinkComponent): |
| 147 | def _user_consume(self): |
| 148 | pass |
| 149 | |
| 150 | with self.assertRaises(ValueError): |
| 151 | self._graph.add_component(MySink, 'salut', logging_level=12345) |
| 152 | |
| 153 | def test_add_component_invalid_params_type(self): |
| 154 | class MySink(bt2._UserSinkComponent): |
| 155 | def _user_consume(self): |
| 156 | pass |
| 157 | |
| 158 | with self.assertRaises(TypeError): |
| 159 | self._graph.add_component(MySink, 'salut', params=12) |
| 160 | |
| 161 | def test_add_component_params_dict(self): |
| 162 | params_obj = None |
| 163 | |
| 164 | class MySink(bt2._UserSinkComponent): |
| 165 | def __init__(self, config, params, obj): |
| 166 | nonlocal params_obj |
| 167 | params_obj = params |
| 168 | |
| 169 | def _user_consume(self): |
| 170 | pass |
| 171 | |
| 172 | params = {'plage': 12312} |
| 173 | self._graph.add_component(MySink, 'salut', params=params) |
| 174 | |
| 175 | # Check equality and not identity because `add_component()` method |
| 176 | # converts the Python `dict` to a `bt2.MapValue`. |
| 177 | self.assertEqual(params, params_obj) |
| 178 | |
| 179 | def test_add_component_params_mapvalue(self): |
| 180 | params_obj = None |
| 181 | |
| 182 | class MySink(bt2._UserSinkComponent): |
| 183 | def __init__(self, config, params, obj): |
| 184 | nonlocal params_obj |
| 185 | params_obj = params |
| 186 | |
| 187 | def _user_consume(self): |
| 188 | pass |
| 189 | |
| 190 | params = bt2.MapValue({'beachclub': '121'}) |
| 191 | self._graph.add_component(MySink, 'salut', params=params) |
| 192 | |
| 193 | self.assertEqual(params, params_obj) |
| 194 | |
| 195 | def test_add_component_logging_level(self): |
| 196 | class MySink(bt2._UserSinkComponent): |
| 197 | def _user_consume(self): |
| 198 | pass |
| 199 | |
| 200 | comp = self._graph.add_component( |
| 201 | MySink, 'salut', logging_level=bt2.LoggingLevel.DEBUG |
| 202 | ) |
| 203 | self.assertEqual(comp.logging_level, bt2.LoggingLevel.DEBUG) |
| 204 | |
| 205 | def test_connect_ports(self): |
| 206 | class MySource( |
| 207 | bt2._UserSourceComponent, message_iterator_class=bt2._UserMessageIterator |
| 208 | ): |
| 209 | def __init__(self, config, params, obj): |
| 210 | self._add_output_port('out') |
| 211 | |
| 212 | class MySink(bt2._UserSinkComponent): |
| 213 | def __init__(self, config, params, obj): |
| 214 | self._add_input_port('in') |
| 215 | |
| 216 | def _user_consume(self): |
| 217 | raise bt2.Stop |
| 218 | |
| 219 | src = self._graph.add_component(MySource, 'src') |
| 220 | sink = self._graph.add_component(MySink, 'sink') |
| 221 | |
| 222 | conn = self._graph.connect_ports( |
| 223 | src.output_ports['out'], sink.input_ports['in'] |
| 224 | ) |
| 225 | self.assertTrue(src.output_ports['out'].is_connected) |
| 226 | self.assertTrue(sink.input_ports['in'].is_connected) |
| 227 | self.assertEqual(src.output_ports['out'].connection.addr, conn.addr) |
| 228 | self.assertEqual(sink.input_ports['in'].connection.addr, conn.addr) |
| 229 | |
| 230 | def test_connect_ports_invalid_direction(self): |
| 231 | class MySource( |
| 232 | bt2._UserSourceComponent, message_iterator_class=bt2._UserMessageIterator |
| 233 | ): |
| 234 | def __init__(self, config, params, obj): |
| 235 | self._add_output_port('out') |
| 236 | |
| 237 | class MySink(bt2._UserSinkComponent): |
| 238 | def __init__(self, config, params, obj): |
| 239 | self._add_input_port('in') |
| 240 | |
| 241 | def _user_consume(self): |
| 242 | raise bt2.Stop |
| 243 | |
| 244 | src = self._graph.add_component(MySource, 'src') |
| 245 | sink = self._graph.add_component(MySink, 'sink') |
| 246 | |
| 247 | with self.assertRaises(TypeError): |
| 248 | self._graph.connect_ports(sink.input_ports['in'], src.output_ports['out']) |
| 249 | |
| 250 | def test_add_interrupter(self): |
| 251 | class MyIter(bt2._UserMessageIterator): |
| 252 | def __next__(self): |
| 253 | raise TypeError |
| 254 | |
| 255 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
| 256 | def __init__(self, config, params, obj): |
| 257 | self._add_output_port('out') |
| 258 | |
| 259 | class MySink(bt2._UserSinkComponent): |
| 260 | def __init__(self, config, params, obj): |
| 261 | self._add_input_port('in') |
| 262 | |
| 263 | def _user_consume(self): |
| 264 | next(self._msg_iter) |
| 265 | |
| 266 | def _user_graph_is_configured(self): |
| 267 | self._msg_iter = self._create_message_iterator(self._input_ports['in']) |
| 268 | |
| 269 | # add two interrupters, set one of them |
| 270 | interrupter1 = bt2.Interrupter() |
| 271 | interrupter2 = bt2.Interrupter() |
| 272 | self._graph.add_interrupter(interrupter1) |
| 273 | src = self._graph.add_component(MySource, 'src') |
| 274 | sink = self._graph.add_component(MySink, 'sink') |
| 275 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
| 276 | self._graph.add_interrupter(interrupter2) |
| 277 | |
| 278 | with self.assertRaises(bt2._Error): |
| 279 | self._graph.run() |
| 280 | |
| 281 | interrupter2.set() |
| 282 | |
| 283 | with self.assertRaises(bt2.TryAgain): |
| 284 | self._graph.run() |
| 285 | |
| 286 | interrupter2.reset() |
| 287 | |
| 288 | with self.assertRaises(bt2._Error): |
| 289 | self._graph.run() |
| 290 | |
| 291 | # Test that Graph.run() raises bt2.Interrupted if the graph gets |
| 292 | # interrupted during execution. |
| 293 | def test_interrupt_while_running(self): |
| 294 | class MyIter(_MyIter): |
| 295 | def __next__(self): |
| 296 | return self._create_stream_beginning_message(self._stream) |
| 297 | |
| 298 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
| 299 | def __init__(self, config, params, obj): |
| 300 | self._add_output_port('out') |
| 301 | |
| 302 | class MySink(bt2._UserSinkComponent): |
| 303 | def __init__(self, config, params, obj): |
| 304 | self._add_input_port('in') |
| 305 | |
| 306 | def _user_consume(self): |
| 307 | # Pretend that somebody asynchronously interrupted the graph. |
| 308 | nonlocal graph |
| 309 | graph.default_interrupter.set() |
| 310 | return next(self._msg_iter) |
| 311 | |
| 312 | def _user_graph_is_configured(self): |
| 313 | self._msg_iter = self._create_message_iterator(self._input_ports['in']) |
| 314 | |
| 315 | graph = self._graph |
| 316 | up = self._graph.add_component(MySource, 'down') |
| 317 | down = self._graph.add_component(MySink, 'up') |
| 318 | self._graph.connect_ports(up.output_ports['out'], down.input_ports['in']) |
| 319 | |
| 320 | with self.assertRaises(bt2.TryAgain): |
| 321 | self._graph.run() |
| 322 | |
| 323 | def test_run(self): |
| 324 | class MyIter(_MyIter): |
| 325 | def __next__(self): |
| 326 | if self._at == 9: |
| 327 | raise StopIteration |
| 328 | |
| 329 | if self._at == 0: |
| 330 | msg = self._create_stream_beginning_message(self._stream) |
| 331 | elif self._at == 1: |
| 332 | msg = self._create_packet_beginning_message(self._packet) |
| 333 | elif self._at == 7: |
| 334 | msg = self._create_packet_end_message(self._packet) |
| 335 | elif self._at == 8: |
| 336 | msg = self._create_stream_end_message(self._stream) |
| 337 | else: |
| 338 | msg = self._create_event_message(self._ec, self._packet) |
| 339 | |
| 340 | self._at += 1 |
| 341 | return msg |
| 342 | |
| 343 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
| 344 | def __init__(self, config, params, obj): |
| 345 | self._add_output_port('out') |
| 346 | |
| 347 | class MySink(bt2._UserSinkComponent): |
| 348 | def __init__(self, config, params, obj): |
| 349 | self._input_port = self._add_input_port('in') |
| 350 | self._at = 0 |
| 351 | |
| 352 | def _user_consume(comp_self): |
| 353 | msg = next(comp_self._msg_iter) |
| 354 | |
| 355 | if comp_self._at == 0: |
| 356 | self.assertIs(type(msg), bt2._StreamBeginningMessageConst) |
| 357 | elif comp_self._at == 1: |
| 358 | self.assertIs(type(msg), bt2._PacketBeginningMessageConst) |
| 359 | elif comp_self._at >= 2 and comp_self._at <= 6: |
| 360 | self.assertIs(type(msg), bt2._EventMessageConst) |
| 361 | self.assertEqual(msg.event.cls.name, 'salut') |
| 362 | elif comp_self._at == 7: |
| 363 | self.assertIs(type(msg), bt2._PacketEndMessageConst) |
| 364 | elif comp_self._at == 8: |
| 365 | self.assertIs(type(msg), bt2._StreamEndMessageConst) |
| 366 | |
| 367 | comp_self._at += 1 |
| 368 | |
| 369 | def _user_graph_is_configured(self): |
| 370 | self._msg_iter = self._create_message_iterator(self._input_port) |
| 371 | |
| 372 | src = self._graph.add_component(MySource, 'src') |
| 373 | sink = self._graph.add_component(MySink, 'sink') |
| 374 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
| 375 | self._graph.run() |
| 376 | |
| 377 | def test_run_once(self): |
| 378 | class MyIter(_MyIter): |
| 379 | pass |
| 380 | |
| 381 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
| 382 | def __init__(self, config, params, obj): |
| 383 | self._add_output_port('out') |
| 384 | |
| 385 | class MySink(bt2._UserSinkComponent): |
| 386 | def __init__(self, config, params, obj): |
| 387 | self._input_port = self._add_input_port('in') |
| 388 | |
| 389 | def _user_consume(comp_self): |
| 390 | nonlocal run_count |
| 391 | run_count += 1 |
| 392 | raise bt2.TryAgain |
| 393 | |
| 394 | run_count = 0 |
| 395 | src = self._graph.add_component(MySource, 'src') |
| 396 | sink = self._graph.add_component(MySink, 'sink') |
| 397 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
| 398 | |
| 399 | with self.assertRaises(bt2.TryAgain): |
| 400 | self._graph.run_once() |
| 401 | |
| 402 | self.assertEqual(run_count, 1) |
| 403 | |
| 404 | def test_run_once_stops(self): |
| 405 | class MyIter(_MyIter): |
| 406 | pass |
| 407 | |
| 408 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
| 409 | def __init__(self, config, params, obj): |
| 410 | self._add_output_port('out') |
| 411 | |
| 412 | class MySink(bt2._UserSinkComponent): |
| 413 | def __init__(self, config, params, obj): |
| 414 | self._input_port = self._add_input_port('in') |
| 415 | |
| 416 | def _user_consume(comp_self): |
| 417 | raise bt2.Stop |
| 418 | |
| 419 | src = self._graph.add_component(MySource, 'src') |
| 420 | sink = self._graph.add_component(MySink, 'sink') |
| 421 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
| 422 | |
| 423 | with self.assertRaises(bt2.Stop): |
| 424 | self._graph.run_once() |
| 425 | |
| 426 | def test_run_again(self): |
| 427 | class MyIter(_MyIter): |
| 428 | def __next__(self): |
| 429 | if self._at == 3: |
| 430 | raise bt2.TryAgain |
| 431 | |
| 432 | if self._at == 0: |
| 433 | msg = self._create_stream_beginning_message(self._stream) |
| 434 | elif self._at == 1: |
| 435 | msg = self._create_packet_beginning_message(self._packet) |
| 436 | elif self._at == 2: |
| 437 | msg = self._create_event_message(self._ec, self._packet) |
| 438 | |
| 439 | self._at += 1 |
| 440 | return msg |
| 441 | |
| 442 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
| 443 | def __init__(self, config, params, obj): |
| 444 | self._add_output_port('out') |
| 445 | |
| 446 | class MySink(bt2._UserSinkComponent): |
| 447 | def __init__(self, config, params, obj): |
| 448 | self._input_port = self._add_input_port('in') |
| 449 | self._at = 0 |
| 450 | |
| 451 | def _user_consume(comp_self): |
| 452 | msg = next(comp_self._msg_iter) |
| 453 | if comp_self._at == 0: |
| 454 | self.assertIs(type(msg), bt2._StreamBeginningMessageConst) |
| 455 | elif comp_self._at == 1: |
| 456 | self.assertIs(type(msg), bt2._PacketBeginningMessageConst) |
| 457 | elif comp_self._at == 2: |
| 458 | self.assertIs(type(msg), bt2._EventMessageConst) |
| 459 | raise bt2.TryAgain |
| 460 | else: |
| 461 | pass |
| 462 | |
| 463 | comp_self._at += 1 |
| 464 | |
| 465 | def _user_graph_is_configured(self): |
| 466 | self._msg_iter = self._create_message_iterator(self._input_port) |
| 467 | |
| 468 | src = self._graph.add_component(MySource, 'src') |
| 469 | sink = self._graph.add_component(MySink, 'sink') |
| 470 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
| 471 | |
| 472 | with self.assertRaises(bt2.TryAgain): |
| 473 | self._graph.run() |
| 474 | |
| 475 | def test_run_error(self): |
| 476 | raised_in_sink = False |
| 477 | |
| 478 | class MyIter(_MyIter): |
| 479 | def __next__(self): |
| 480 | # If this gets called after the sink raised an exception, it is |
| 481 | # an error. |
| 482 | nonlocal raised_in_sink |
| 483 | assert raised_in_sink is False |
| 484 | |
| 485 | if self._at == 0: |
| 486 | msg = self._create_stream_beginning_message(self._stream) |
| 487 | elif self._at == 1: |
| 488 | msg = self._create_packet_beginning_message(self._packet) |
| 489 | elif self._at == 2 or self._at == 3: |
| 490 | msg = self._create_event_message(self._ec, self._packet) |
| 491 | else: |
| 492 | raise bt2.TryAgain |
| 493 | self._at += 1 |
| 494 | return msg |
| 495 | |
| 496 | class MySource(bt2._UserSourceComponent, message_iterator_class=MyIter): |
| 497 | def __init__(self, config, params, obj): |
| 498 | self._add_output_port('out') |
| 499 | |
| 500 | class MySink(bt2._UserSinkComponent): |
| 501 | def __init__(self, config, params, obj): |
| 502 | self._input_port = self._add_input_port('in') |
| 503 | self._at = 0 |
| 504 | |
| 505 | def _user_consume(comp_self): |
| 506 | msg = next(comp_self._msg_iter) |
| 507 | if comp_self._at == 0: |
| 508 | self.assertIs(type(msg), bt2._StreamBeginningMessageConst) |
| 509 | elif comp_self._at == 1: |
| 510 | self.assertIs(type(msg), bt2._PacketBeginningMessageConst) |
| 511 | elif comp_self._at == 2: |
| 512 | self.assertIs(type(msg), bt2._EventMessageConst) |
| 513 | elif comp_self._at == 3: |
| 514 | nonlocal raised_in_sink |
| 515 | raised_in_sink = True |
| 516 | raise RuntimeError('error!') |
| 517 | |
| 518 | comp_self._at += 1 |
| 519 | |
| 520 | def _user_graph_is_configured(self): |
| 521 | self._msg_iter = self._create_message_iterator(self._input_port) |
| 522 | |
| 523 | src = self._graph.add_component(MySource, 'src') |
| 524 | sink = self._graph.add_component(MySink, 'sink') |
| 525 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
| 526 | |
| 527 | with self.assertRaises(bt2._Error): |
| 528 | self._graph.run() |
| 529 | |
| 530 | def test_listeners(self): |
| 531 | class MySource( |
| 532 | bt2._UserSourceComponent, message_iterator_class=bt2._UserMessageIterator |
| 533 | ): |
| 534 | def __init__(self, config, params, obj): |
| 535 | self._add_output_port('out') |
| 536 | self._add_output_port('zero') |
| 537 | |
| 538 | class MySink(bt2._UserSinkComponent): |
| 539 | def __init__(self, config, params, obj): |
| 540 | self._add_input_port('in') |
| 541 | |
| 542 | def _user_consume(self): |
| 543 | raise bt2.Stop |
| 544 | |
| 545 | def _user_port_connected(self, port, other_port): |
| 546 | self._add_input_port('taste') |
| 547 | |
| 548 | def port_added_listener(component, port): |
| 549 | nonlocal calls |
| 550 | calls.append((port_added_listener, component, port)) |
| 551 | |
| 552 | calls = [] |
| 553 | self._graph.add_port_added_listener(port_added_listener) |
| 554 | src = self._graph.add_component(MySource, 'src') |
| 555 | sink = self._graph.add_component(MySink, 'sink') |
| 556 | self._graph.connect_ports(src.output_ports['out'], sink.input_ports['in']) |
| 557 | |
| 558 | self.assertEqual(len(calls), 4) |
| 559 | |
| 560 | self.assertIs(calls[0][0], port_added_listener) |
| 561 | self.assertEqual(calls[0][1].name, 'src') |
| 562 | self.assertEqual(calls[0][2].name, 'out') |
| 563 | |
| 564 | self.assertIs(calls[1][0], port_added_listener) |
| 565 | self.assertEqual(calls[1][1].name, 'src') |
| 566 | self.assertEqual(calls[1][2].name, 'zero') |
| 567 | |
| 568 | self.assertIs(calls[2][0], port_added_listener) |
| 569 | self.assertEqual(calls[2][1].name, 'sink') |
| 570 | self.assertEqual(calls[2][2].name, 'in') |
| 571 | |
| 572 | self.assertIs(calls[3][0], port_added_listener) |
| 573 | self.assertEqual(calls[3][1].name, 'sink') |
| 574 | self.assertEqual(calls[3][2].name, 'taste') |
| 575 | |
| 576 | def test_invalid_listeners(self): |
| 577 | class MySource( |
| 578 | bt2._UserSourceComponent, message_iterator_class=bt2._UserMessageIterator |
| 579 | ): |
| 580 | def __init__(self, config, params, obj): |
| 581 | self._add_output_port('out') |
| 582 | self._add_output_port('zero') |
| 583 | |
| 584 | class MySink(bt2._UserSinkComponent): |
| 585 | def __init__(self, config, params, obj): |
| 586 | self._add_input_port('in') |
| 587 | |
| 588 | def _user_consume(self): |
| 589 | raise bt2.Stop |
| 590 | |
| 591 | def _user_port_connected(self, port, other_port): |
| 592 | self._add_input_port('taste') |
| 593 | |
| 594 | with self.assertRaises(TypeError): |
| 595 | self._graph.add_port_added_listener(1234) |
| 596 | |
| 597 | def test_raise_in_component_init(self): |
| 598 | class MySink(bt2._UserSinkComponent): |
| 599 | def __init__(self, config, params, obj): |
| 600 | raise ValueError('oops!') |
| 601 | |
| 602 | def _user_consume(self): |
| 603 | raise bt2.Stop |
| 604 | |
| 605 | graph = bt2.Graph() |
| 606 | |
| 607 | with self.assertRaises(bt2._Error): |
| 608 | graph.add_component(MySink, 'comp') |
| 609 | |
| 610 | def test_raise_in_port_added_listener(self): |
| 611 | class MySink(bt2._UserSinkComponent): |
| 612 | def __init__(self, config, params, obj): |
| 613 | self._add_input_port('in') |
| 614 | |
| 615 | def _user_consume(self): |
| 616 | raise bt2.Stop |
| 617 | |
| 618 | def port_added_listener(component, port): |
| 619 | raise ValueError('oh noes!') |
| 620 | |
| 621 | graph = bt2.Graph() |
| 622 | graph.add_port_added_listener(port_added_listener) |
| 623 | |
| 624 | with self.assertRaises(bt2._Error): |
| 625 | graph.add_component(MySink, 'comp') |
| 626 | |
| 627 | |
| 628 | if __name__ == '__main__': |
| 629 | unittest.main() |