| 1 | from bt2 import values |
| 2 | import unittest |
| 3 | import copy |
| 4 | import bt2 |
| 5 | |
| 6 | |
| 7 | class ConnectionTestCase(unittest.TestCase): |
| 8 | def test_create(self): |
| 9 | class MyIter(bt2._UserNotificationIterator): |
| 10 | def __next__(self): |
| 11 | raise bt2.Stop |
| 12 | |
| 13 | class MySource(bt2._UserSourceComponent, |
| 14 | notification_iterator_class=MyIter): |
| 15 | def __init__(self, params): |
| 16 | self._add_output_port('out') |
| 17 | |
| 18 | class MySink(bt2._UserSinkComponent): |
| 19 | def __init__(self, params): |
| 20 | self._add_input_port('in') |
| 21 | |
| 22 | def _consume(self): |
| 23 | raise bt2.Stop |
| 24 | |
| 25 | graph = bt2.Graph() |
| 26 | src = graph.add_component(MySource, 'src') |
| 27 | sink = graph.add_component(MySink, 'sink') |
| 28 | conn = graph.connect_ports(src.output_ports['out'], |
| 29 | sink.input_ports['in']) |
| 30 | self.assertIsInstance(conn, bt2._Connection) |
| 31 | self.assertNotIsInstance(conn, bt2._PrivateConnection) |
| 32 | |
| 33 | def test_is_ended_false(self): |
| 34 | class MyIter(bt2._UserNotificationIterator): |
| 35 | def __next__(self): |
| 36 | raise bt2.Stop |
| 37 | |
| 38 | class MySource(bt2._UserSourceComponent, |
| 39 | notification_iterator_class=MyIter): |
| 40 | def __init__(self, params): |
| 41 | self._add_output_port('out') |
| 42 | |
| 43 | class MySink(bt2._UserSinkComponent): |
| 44 | def __init__(self, params): |
| 45 | self._add_input_port('in') |
| 46 | |
| 47 | def _consume(self): |
| 48 | raise bt2.Stop |
| 49 | |
| 50 | graph = bt2.Graph() |
| 51 | src = graph.add_component(MySource, 'src') |
| 52 | sink = graph.add_component(MySink, 'sink') |
| 53 | conn = graph.connect_ports(src.output_ports['out'], |
| 54 | sink.input_ports['in']) |
| 55 | self.assertFalse(conn.is_ended) |
| 56 | |
| 57 | def test_is_ended_true(self): |
| 58 | class MyIter(bt2._UserNotificationIterator): |
| 59 | def __next__(self): |
| 60 | raise bt2.Stop |
| 61 | |
| 62 | class MySource(bt2._UserSourceComponent, |
| 63 | notification_iterator_class=MyIter): |
| 64 | def __init__(self, params): |
| 65 | self._add_output_port('out') |
| 66 | |
| 67 | class MySink(bt2._UserSinkComponent): |
| 68 | def __init__(self, params): |
| 69 | self._add_input_port('in') |
| 70 | |
| 71 | def _consume(self): |
| 72 | raise bt2.Stop |
| 73 | |
| 74 | graph = bt2.Graph() |
| 75 | src = graph.add_component(MySource, 'src') |
| 76 | sink = graph.add_component(MySink, 'sink') |
| 77 | conn = graph.connect_ports(src.output_ports['out'], |
| 78 | sink.input_ports['in']) |
| 79 | src.output_ports['out'].disconnect() |
| 80 | self.assertTrue(conn.is_ended) |
| 81 | |
| 82 | def test_downstream_port(self): |
| 83 | class MyIter(bt2._UserNotificationIterator): |
| 84 | def __next__(self): |
| 85 | raise bt2.Stop |
| 86 | |
| 87 | class MySource(bt2._UserSourceComponent, |
| 88 | notification_iterator_class=MyIter): |
| 89 | def __init__(self, params): |
| 90 | self._add_output_port('out') |
| 91 | |
| 92 | class MySink(bt2._UserSinkComponent): |
| 93 | def __init__(self, params): |
| 94 | self._add_input_port('in') |
| 95 | |
| 96 | def _consume(self): |
| 97 | raise bt2.Stop |
| 98 | |
| 99 | graph = bt2.Graph() |
| 100 | src = graph.add_component(MySource, 'src') |
| 101 | sink = graph.add_component(MySink, 'sink') |
| 102 | conn = graph.connect_ports(src.output_ports['out'], |
| 103 | sink.input_ports['in']) |
| 104 | self.assertEqual(conn.downstream_port.addr, sink.input_ports['in'].addr) |
| 105 | |
| 106 | def test_upstream_port(self): |
| 107 | class MyIter(bt2._UserNotificationIterator): |
| 108 | def __next__(self): |
| 109 | raise bt2.Stop |
| 110 | |
| 111 | class MySource(bt2._UserSourceComponent, |
| 112 | notification_iterator_class=MyIter): |
| 113 | def __init__(self, params): |
| 114 | self._add_output_port('out') |
| 115 | |
| 116 | class MySink(bt2._UserSinkComponent): |
| 117 | def __init__(self, params): |
| 118 | self._add_input_port('in') |
| 119 | |
| 120 | def _consume(self): |
| 121 | raise bt2.Stop |
| 122 | |
| 123 | graph = bt2.Graph() |
| 124 | src = graph.add_component(MySource, 'src') |
| 125 | sink = graph.add_component(MySink, 'sink') |
| 126 | conn = graph.connect_ports(src.output_ports['out'], |
| 127 | sink.input_ports['in']) |
| 128 | self.assertEqual(conn.upstream_port.addr, src.output_ports['out'].addr) |
| 129 | |
| 130 | def test_eq(self): |
| 131 | class MyIter(bt2._UserNotificationIterator): |
| 132 | def __next__(self): |
| 133 | raise bt2.Stop |
| 134 | |
| 135 | class MySource(bt2._UserSourceComponent, |
| 136 | notification_iterator_class=MyIter): |
| 137 | def __init__(self, params): |
| 138 | self._add_output_port('out') |
| 139 | |
| 140 | class MySink(bt2._UserSinkComponent): |
| 141 | def __init__(self, params): |
| 142 | self._add_input_port('in') |
| 143 | |
| 144 | def _consume(self): |
| 145 | raise bt2.Stop |
| 146 | |
| 147 | graph = bt2.Graph() |
| 148 | src = graph.add_component(MySource, 'src') |
| 149 | sink = graph.add_component(MySink, 'sink') |
| 150 | conn = graph.connect_ports(src.output_ports['out'], |
| 151 | sink.input_ports['in']) |
| 152 | self.assertEqual(conn, conn) |
| 153 | |
| 154 | def test_eq_invalid(self): |
| 155 | class MyIter(bt2._UserNotificationIterator): |
| 156 | def __next__(self): |
| 157 | raise bt2.Stop |
| 158 | |
| 159 | class MySource(bt2._UserSourceComponent, |
| 160 | notification_iterator_class=MyIter): |
| 161 | def __init__(self, params): |
| 162 | self._add_output_port('out') |
| 163 | |
| 164 | class MySink(bt2._UserSinkComponent): |
| 165 | def __init__(self, params): |
| 166 | self._add_input_port('in') |
| 167 | |
| 168 | def _consume(self): |
| 169 | raise bt2.Stop |
| 170 | |
| 171 | graph = bt2.Graph() |
| 172 | src = graph.add_component(MySource, 'src') |
| 173 | sink = graph.add_component(MySink, 'sink') |
| 174 | conn = graph.connect_ports(src.output_ports['out'], |
| 175 | sink.input_ports['in']) |
| 176 | self.assertNotEqual(conn, 23) |
| 177 | |
| 178 | |
| 179 | class PrivateConnectionTestCase(unittest.TestCase): |
| 180 | def test_create(self): |
| 181 | class MyIter(bt2._UserNotificationIterator): |
| 182 | def __next__(self): |
| 183 | raise bt2.Stop |
| 184 | |
| 185 | class MySource(bt2._UserSourceComponent, |
| 186 | notification_iterator_class=MyIter): |
| 187 | def __init__(self, params): |
| 188 | self._add_output_port('out') |
| 189 | |
| 190 | class MySink(bt2._UserSinkComponent): |
| 191 | def __init__(self, params): |
| 192 | self._add_input_port('in') |
| 193 | |
| 194 | def _consume(self): |
| 195 | raise bt2.Stop |
| 196 | |
| 197 | def _port_connected(self, port, other_port): |
| 198 | nonlocal priv_conn |
| 199 | priv_conn = port.connection |
| 200 | |
| 201 | priv_conn = None |
| 202 | graph = bt2.Graph() |
| 203 | src = graph.add_component(MySource, 'src') |
| 204 | sink = graph.add_component(MySink, 'sink') |
| 205 | conn = graph.connect_ports(src.output_ports['out'], |
| 206 | sink.input_ports['in']) |
| 207 | self.assertIsInstance(priv_conn, bt2._PrivateConnection) |
| 208 | self.assertEqual(conn, priv_conn) |
| 209 | del priv_conn |
| 210 | |
| 211 | def test_is_ended_false(self): |
| 212 | class MyIter(bt2._UserNotificationIterator): |
| 213 | def __next__(self): |
| 214 | raise bt2.Stop |
| 215 | |
| 216 | class MySource(bt2._UserSourceComponent, |
| 217 | notification_iterator_class=MyIter): |
| 218 | def __init__(self, params): |
| 219 | self._add_output_port('out') |
| 220 | |
| 221 | class MySink(bt2._UserSinkComponent): |
| 222 | def __init__(self, params): |
| 223 | self._add_input_port('in') |
| 224 | |
| 225 | def _consume(self): |
| 226 | raise bt2.Stop |
| 227 | |
| 228 | def _port_connected(self, port, other_port): |
| 229 | nonlocal priv_conn |
| 230 | priv_conn = port.connection |
| 231 | |
| 232 | priv_conn = None |
| 233 | graph = bt2.Graph() |
| 234 | src = graph.add_component(MySource, 'src') |
| 235 | sink = graph.add_component(MySink, 'sink') |
| 236 | conn = graph.connect_ports(src.output_ports['out'], |
| 237 | sink.input_ports['in']) |
| 238 | self.assertFalse(priv_conn.is_ended) |
| 239 | del priv_conn |
| 240 | |
| 241 | def test_is_ended_true(self): |
| 242 | class MyIter(bt2._UserNotificationIterator): |
| 243 | def __next__(self): |
| 244 | raise bt2.Stop |
| 245 | |
| 246 | class MySource(bt2._UserSourceComponent, |
| 247 | notification_iterator_class=MyIter): |
| 248 | def __init__(self, params): |
| 249 | self._add_output_port('out') |
| 250 | |
| 251 | class MySink(bt2._UserSinkComponent): |
| 252 | def __init__(self, params): |
| 253 | self._add_input_port('in') |
| 254 | |
| 255 | def _consume(self): |
| 256 | raise bt2.Stop |
| 257 | |
| 258 | def _port_connected(self, port, other_port): |
| 259 | nonlocal priv_conn |
| 260 | priv_conn = port.connection |
| 261 | |
| 262 | priv_conn = None |
| 263 | graph = bt2.Graph() |
| 264 | src = graph.add_component(MySource, 'src') |
| 265 | sink = graph.add_component(MySink, 'sink') |
| 266 | conn = graph.connect_ports(src.output_ports['out'], |
| 267 | sink.input_ports['in']) |
| 268 | sink.input_ports['in'].disconnect() |
| 269 | self.assertTrue(priv_conn.is_ended) |
| 270 | del priv_conn |
| 271 | |
| 272 | def test_downstream_port(self): |
| 273 | class MyIter(bt2._UserNotificationIterator): |
| 274 | def __next__(self): |
| 275 | raise bt2.Stop |
| 276 | |
| 277 | class MySource(bt2._UserSourceComponent, |
| 278 | notification_iterator_class=MyIter): |
| 279 | def __init__(self, params): |
| 280 | self._add_output_port('out') |
| 281 | |
| 282 | class MySink(bt2._UserSinkComponent): |
| 283 | def __init__(self, params): |
| 284 | self._add_input_port('in') |
| 285 | |
| 286 | def _consume(self): |
| 287 | raise bt2.Stop |
| 288 | |
| 289 | def _port_connected(self, port, other_port): |
| 290 | nonlocal priv_port |
| 291 | priv_conn = port.connection |
| 292 | priv_port = priv_conn.downstream_port |
| 293 | |
| 294 | priv_port = None |
| 295 | graph = bt2.Graph() |
| 296 | src = graph.add_component(MySource, 'src') |
| 297 | sink = graph.add_component(MySink, 'sink') |
| 298 | conn = graph.connect_ports(src.output_ports['out'], |
| 299 | sink.input_ports['in']) |
| 300 | self.assertEqual(priv_port.addr, sink.input_ports['in'].addr) |
| 301 | del priv_port |
| 302 | |
| 303 | def test_upstream_port(self): |
| 304 | class MyIter(bt2._UserNotificationIterator): |
| 305 | def __next__(self): |
| 306 | raise bt2.Stop |
| 307 | |
| 308 | class MySource(bt2._UserSourceComponent, |
| 309 | notification_iterator_class=MyIter): |
| 310 | def __init__(self, params): |
| 311 | self._add_output_port('out') |
| 312 | |
| 313 | class MySink(bt2._UserSinkComponent): |
| 314 | def __init__(self, params): |
| 315 | self._add_input_port('in') |
| 316 | |
| 317 | def _consume(self): |
| 318 | raise bt2.Stop |
| 319 | |
| 320 | def _port_connected(self, port, other_port): |
| 321 | nonlocal priv_port |
| 322 | priv_conn = port.connection |
| 323 | priv_port = priv_conn.upstream_port |
| 324 | |
| 325 | priv_port = None |
| 326 | graph = bt2.Graph() |
| 327 | src = graph.add_component(MySource, 'src') |
| 328 | sink = graph.add_component(MySink, 'sink') |
| 329 | conn = graph.connect_ports(src.output_ports['out'], |
| 330 | sink.input_ports['in']) |
| 331 | self.assertEqual(priv_port.addr, src.output_ports['out'].addr) |
| 332 | del priv_port |
| 333 | |
| 334 | def test_eq(self): |
| 335 | class MyIter(bt2._UserNotificationIterator): |
| 336 | def __next__(self): |
| 337 | raise bt2.Stop |
| 338 | |
| 339 | class MySource(bt2._UserSourceComponent, |
| 340 | notification_iterator_class=MyIter): |
| 341 | def __init__(self, params): |
| 342 | self._add_output_port('out') |
| 343 | |
| 344 | class MySink(bt2._UserSinkComponent): |
| 345 | def __init__(self, params): |
| 346 | self._add_input_port('in') |
| 347 | |
| 348 | def _consume(self): |
| 349 | raise bt2.Stop |
| 350 | |
| 351 | def _port_connected(self, port, other_port): |
| 352 | nonlocal priv_conn |
| 353 | priv_conn = port.connection |
| 354 | |
| 355 | priv_conn = None |
| 356 | graph = bt2.Graph() |
| 357 | src = graph.add_component(MySource, 'src') |
| 358 | sink = graph.add_component(MySink, 'sink') |
| 359 | conn = graph.connect_ports(src.output_ports['out'], |
| 360 | sink.input_ports['in']) |
| 361 | self.assertEqual(priv_conn, conn) |
| 362 | del priv_conn |
| 363 | |
| 364 | def test_eq_invalid(self): |
| 365 | class MyIter(bt2._UserNotificationIterator): |
| 366 | def __next__(self): |
| 367 | raise bt2.Stop |
| 368 | |
| 369 | class MySource(bt2._UserSourceComponent, |
| 370 | notification_iterator_class=MyIter): |
| 371 | def __init__(self, params): |
| 372 | self._add_output_port('out') |
| 373 | |
| 374 | class MySink(bt2._UserSinkComponent): |
| 375 | def __init__(self, params): |
| 376 | self._add_input_port('in') |
| 377 | |
| 378 | def _consume(self): |
| 379 | raise bt2.Stop |
| 380 | |
| 381 | def _port_connected(self, port, other_port): |
| 382 | nonlocal priv_conn |
| 383 | priv_conn = port.connection |
| 384 | |
| 385 | priv_conn = None |
| 386 | graph = bt2.Graph() |
| 387 | src = graph.add_component(MySource, 'src') |
| 388 | sink = graph.add_component(MySink, 'sink') |
| 389 | conn = graph.connect_ports(src.output_ports['out'], |
| 390 | sink.input_ports['in']) |
| 391 | self.assertNotEqual(priv_conn, 23) |
| 392 | del priv_conn |