| 1 | import { expect } from 'expect' |
| 2 | // eslint-disable-next-line n/no-unsupported-features/node-builtins |
| 3 | import { createHook, executionAsyncId } from 'node:async_hooks' |
| 4 | import { EventEmitterAsyncResource } from 'node:events' |
| 5 | import { readFileSync } from 'node:fs' |
| 6 | import { dirname, join } from 'node:path' |
| 7 | import { fileURLToPath } from 'node:url' |
| 8 | |
| 9 | import { CircularBuffer } from '../../lib/circular-buffer.cjs' |
| 10 | import { |
| 11 | DynamicClusterPool, |
| 12 | DynamicThreadPool, |
| 13 | FixedClusterPool, |
| 14 | FixedThreadPool, |
| 15 | PoolEvents, |
| 16 | PoolTypes, |
| 17 | WorkerChoiceStrategies, |
| 18 | WorkerTypes, |
| 19 | } from '../../lib/index.cjs' |
| 20 | import { WorkerNode } from '../../lib/pools/worker-node.cjs' |
| 21 | import { PriorityQueue } from '../../lib/queues/priority-queue.cjs' |
| 22 | import { defaultBucketSize } from '../../lib/queues/queue-types.cjs' |
| 23 | import { DEFAULT_TASK_NAME } from '../../lib/utils.cjs' |
| 24 | import { waitPoolEvents } from '../test-utils.cjs' |
| 25 | |
| 26 | describe('Abstract pool test suite', () => { |
| 27 | const version = JSON.parse( |
| 28 | readFileSync( |
| 29 | join(dirname(fileURLToPath(import.meta.url)), '../..', 'package.json'), |
| 30 | 'utf8' |
| 31 | ) |
| 32 | ).version |
| 33 | const numberOfWorkers = 2 |
| 34 | class StubPoolWithIsMain extends FixedThreadPool { |
| 35 | isMain () { |
| 36 | return false |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | it('Verify that pool can be created and destroyed', async () => { |
| 41 | const pool = new FixedThreadPool( |
| 42 | numberOfWorkers, |
| 43 | './tests/worker-files/thread/testWorker.mjs' |
| 44 | ) |
| 45 | expect(pool).toBeInstanceOf(FixedThreadPool) |
| 46 | await pool.destroy() |
| 47 | }) |
| 48 | |
| 49 | it('Verify that pool cannot be created from a non main thread/process', () => { |
| 50 | expect( |
| 51 | () => |
| 52 | new StubPoolWithIsMain( |
| 53 | numberOfWorkers, |
| 54 | './tests/worker-files/thread/testWorker.mjs', |
| 55 | { |
| 56 | errorHandler: e => console.error(e), |
| 57 | } |
| 58 | ) |
| 59 | ).toThrow( |
| 60 | new Error( |
| 61 | 'Cannot start a pool from a worker with the same type as the pool' |
| 62 | ) |
| 63 | ) |
| 64 | }) |
| 65 | |
| 66 | it('Verify that pool statuses properties are set', async () => { |
| 67 | const pool = new FixedThreadPool( |
| 68 | numberOfWorkers, |
| 69 | './tests/worker-files/thread/testWorker.mjs' |
| 70 | ) |
| 71 | expect(pool.started).toBe(true) |
| 72 | expect(pool.starting).toBe(false) |
| 73 | expect(pool.destroying).toBe(false) |
| 74 | await pool.destroy() |
| 75 | expect(pool.started).toBe(false) |
| 76 | expect(pool.starting).toBe(false) |
| 77 | expect(pool.destroying).toBe(false) |
| 78 | }) |
| 79 | |
| 80 | it('Verify that filePath is checked', () => { |
| 81 | expect(() => new FixedThreadPool(numberOfWorkers)).toThrow( |
| 82 | new TypeError('The worker file path must be specified') |
| 83 | ) |
| 84 | expect(() => new FixedThreadPool(numberOfWorkers, 0)).toThrow( |
| 85 | new TypeError('The worker file path must be a string') |
| 86 | ) |
| 87 | expect( |
| 88 | () => new FixedThreadPool(numberOfWorkers, './dummyWorker.ts') |
| 89 | ).toThrow(new Error("Cannot find the worker file './dummyWorker.ts'")) |
| 90 | }) |
| 91 | |
| 92 | it('Verify that numberOfWorkers is checked', () => { |
| 93 | expect( |
| 94 | () => |
| 95 | new FixedThreadPool( |
| 96 | undefined, |
| 97 | './tests/worker-files/thread/testWorker.mjs' |
| 98 | ) |
| 99 | ).toThrow( |
| 100 | new Error( |
| 101 | 'Cannot instantiate a pool without specifying the number of workers' |
| 102 | ) |
| 103 | ) |
| 104 | }) |
| 105 | |
| 106 | it('Verify that a negative number of workers is checked', () => { |
| 107 | expect( |
| 108 | () => |
| 109 | new FixedClusterPool(-1, './tests/worker-files/cluster/testWorker.cjs') |
| 110 | ).toThrow( |
| 111 | new RangeError( |
| 112 | 'Cannot instantiate a pool with a negative number of workers' |
| 113 | ) |
| 114 | ) |
| 115 | }) |
| 116 | |
| 117 | it('Verify that a non integer number of workers is checked', () => { |
| 118 | expect( |
| 119 | () => |
| 120 | new FixedThreadPool(0.25, './tests/worker-files/thread/testWorker.mjs') |
| 121 | ).toThrow( |
| 122 | new TypeError( |
| 123 | 'Cannot instantiate a pool with a non safe integer number of workers' |
| 124 | ) |
| 125 | ) |
| 126 | }) |
| 127 | |
| 128 | it('Verify that pool arguments number and pool type are checked', () => { |
| 129 | expect( |
| 130 | () => |
| 131 | new FixedThreadPool( |
| 132 | numberOfWorkers, |
| 133 | './tests/worker-files/thread/testWorker.mjs', |
| 134 | undefined, |
| 135 | numberOfWorkers * 2 |
| 136 | ) |
| 137 | ).toThrow( |
| 138 | new Error( |
| 139 | 'Cannot instantiate a fixed pool with a maximum number of workers specified at initialization' |
| 140 | ) |
| 141 | ) |
| 142 | }) |
| 143 | |
| 144 | it('Verify that dynamic pool sizing is checked', () => { |
| 145 | expect( |
| 146 | () => |
| 147 | new DynamicClusterPool( |
| 148 | 1, |
| 149 | undefined, |
| 150 | './tests/worker-files/cluster/testWorker.cjs' |
| 151 | ) |
| 152 | ).toThrow( |
| 153 | new TypeError( |
| 154 | 'Cannot instantiate a dynamic pool without specifying the maximum pool size' |
| 155 | ) |
| 156 | ) |
| 157 | expect( |
| 158 | () => |
| 159 | new DynamicThreadPool( |
| 160 | 0.5, |
| 161 | 1, |
| 162 | './tests/worker-files/thread/testWorker.mjs' |
| 163 | ) |
| 164 | ).toThrow( |
| 165 | new TypeError( |
| 166 | 'Cannot instantiate a pool with a non safe integer number of workers' |
| 167 | ) |
| 168 | ) |
| 169 | expect( |
| 170 | () => |
| 171 | new DynamicClusterPool( |
| 172 | 0, |
| 173 | 0.5, |
| 174 | './tests/worker-files/cluster/testWorker.cjs' |
| 175 | ) |
| 176 | ).toThrow( |
| 177 | new TypeError( |
| 178 | 'Cannot instantiate a dynamic pool with a non safe integer maximum pool size' |
| 179 | ) |
| 180 | ) |
| 181 | expect( |
| 182 | () => |
| 183 | new DynamicThreadPool( |
| 184 | 2, |
| 185 | 1, |
| 186 | './tests/worker-files/thread/testWorker.mjs' |
| 187 | ) |
| 188 | ).toThrow( |
| 189 | new RangeError( |
| 190 | 'Cannot instantiate a dynamic pool with a maximum pool size inferior to the minimum pool size' |
| 191 | ) |
| 192 | ) |
| 193 | expect( |
| 194 | () => |
| 195 | new DynamicThreadPool( |
| 196 | 0, |
| 197 | 0, |
| 198 | './tests/worker-files/thread/testWorker.mjs' |
| 199 | ) |
| 200 | ).toThrow( |
| 201 | new RangeError( |
| 202 | 'Cannot instantiate a dynamic pool with a maximum pool size equal to zero' |
| 203 | ) |
| 204 | ) |
| 205 | expect( |
| 206 | () => |
| 207 | new DynamicClusterPool( |
| 208 | 1, |
| 209 | 1, |
| 210 | './tests/worker-files/cluster/testWorker.cjs' |
| 211 | ) |
| 212 | ).toThrow( |
| 213 | new RangeError( |
| 214 | 'Cannot instantiate a dynamic pool with a minimum pool size equal to the maximum pool size. Use a fixed pool instead' |
| 215 | ) |
| 216 | ) |
| 217 | }) |
| 218 | |
| 219 | it('Verify that pool options are checked', async () => { |
| 220 | let pool = new FixedThreadPool( |
| 221 | numberOfWorkers, |
| 222 | './tests/worker-files/thread/testWorker.mjs' |
| 223 | ) |
| 224 | expect(pool.emitter).toBeInstanceOf(EventEmitterAsyncResource) |
| 225 | expect(pool.emitter.eventNames()).toStrictEqual([]) |
| 226 | expect(pool.opts).toStrictEqual({ |
| 227 | enableEvents: true, |
| 228 | enableTasksQueue: false, |
| 229 | restartWorkerOnError: true, |
| 230 | startWorkers: true, |
| 231 | workerChoiceStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 232 | }) |
| 233 | for (const [, workerChoiceStrategy] of pool.workerChoiceStrategiesContext |
| 234 | .workerChoiceStrategies) { |
| 235 | expect(workerChoiceStrategy.opts).toStrictEqual({ |
| 236 | elu: { median: false }, |
| 237 | runTime: { median: false }, |
| 238 | waitTime: { median: false }, |
| 239 | weights: expect.objectContaining({ |
| 240 | 0: expect.any(Number), |
| 241 | [pool.info.maxSize - 1]: expect.any(Number), |
| 242 | }), |
| 243 | }) |
| 244 | } |
| 245 | await pool.destroy() |
| 246 | const testHandler = () => console.info('test handler executed') |
| 247 | pool = new FixedThreadPool( |
| 248 | numberOfWorkers, |
| 249 | './tests/worker-files/thread/testWorker.mjs', |
| 250 | { |
| 251 | enableEvents: false, |
| 252 | enableTasksQueue: true, |
| 253 | errorHandler: testHandler, |
| 254 | exitHandler: testHandler, |
| 255 | messageHandler: testHandler, |
| 256 | onlineHandler: testHandler, |
| 257 | restartWorkerOnError: false, |
| 258 | tasksQueueOptions: { concurrency: 2 }, |
| 259 | workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED, |
| 260 | workerChoiceStrategyOptions: { |
| 261 | runTime: { median: true }, |
| 262 | weights: { 0: 300, 1: 200 }, |
| 263 | }, |
| 264 | } |
| 265 | ) |
| 266 | expect(pool.emitter).toBeUndefined() |
| 267 | expect(pool.opts).toStrictEqual({ |
| 268 | enableEvents: false, |
| 269 | enableTasksQueue: true, |
| 270 | errorHandler: testHandler, |
| 271 | exitHandler: testHandler, |
| 272 | messageHandler: testHandler, |
| 273 | onlineHandler: testHandler, |
| 274 | restartWorkerOnError: false, |
| 275 | startWorkers: true, |
| 276 | tasksQueueOptions: { |
| 277 | concurrency: 2, |
| 278 | size: Math.pow(numberOfWorkers, 2), |
| 279 | tasksFinishedTimeout: 2000, |
| 280 | tasksStealingOnBackPressure: true, |
| 281 | tasksStealingRatio: 0.6, |
| 282 | taskStealing: true, |
| 283 | }, |
| 284 | workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED, |
| 285 | workerChoiceStrategyOptions: { |
| 286 | runTime: { median: true }, |
| 287 | weights: { 0: 300, 1: 200 }, |
| 288 | }, |
| 289 | }) |
| 290 | for (const [, workerChoiceStrategy] of pool.workerChoiceStrategiesContext |
| 291 | .workerChoiceStrategies) { |
| 292 | expect(workerChoiceStrategy.opts).toStrictEqual({ |
| 293 | elu: { median: false }, |
| 294 | runTime: { median: true }, |
| 295 | waitTime: { median: false }, |
| 296 | weights: { 0: 300, 1: 200 }, |
| 297 | }) |
| 298 | } |
| 299 | await pool.destroy() |
| 300 | }) |
| 301 | |
| 302 | it('Verify that pool options are validated', () => { |
| 303 | expect( |
| 304 | () => |
| 305 | new FixedThreadPool( |
| 306 | numberOfWorkers, |
| 307 | './tests/worker-files/thread/testWorker.mjs', |
| 308 | { |
| 309 | workerChoiceStrategy: 'invalidStrategy', |
| 310 | } |
| 311 | ) |
| 312 | ).toThrow(new Error("Invalid worker choice strategy 'invalidStrategy'")) |
| 313 | expect( |
| 314 | () => |
| 315 | new FixedThreadPool( |
| 316 | numberOfWorkers, |
| 317 | './tests/worker-files/thread/testWorker.mjs', |
| 318 | { |
| 319 | workerChoiceStrategyOptions: { weights: {} }, |
| 320 | } |
| 321 | ) |
| 322 | ).toThrow( |
| 323 | new Error( |
| 324 | 'Invalid worker choice strategy options: must have a weight for each worker node' |
| 325 | ) |
| 326 | ) |
| 327 | expect( |
| 328 | () => |
| 329 | new FixedThreadPool( |
| 330 | numberOfWorkers, |
| 331 | './tests/worker-files/thread/testWorker.mjs', |
| 332 | { |
| 333 | workerChoiceStrategyOptions: { measurement: 'invalidMeasurement' }, |
| 334 | } |
| 335 | ) |
| 336 | ).toThrow( |
| 337 | new Error( |
| 338 | "Invalid worker choice strategy options: invalid measurement 'invalidMeasurement'" |
| 339 | ) |
| 340 | ) |
| 341 | expect( |
| 342 | () => |
| 343 | new FixedThreadPool( |
| 344 | numberOfWorkers, |
| 345 | './tests/worker-files/thread/testWorker.mjs', |
| 346 | { |
| 347 | enableTasksQueue: true, |
| 348 | tasksQueueOptions: 'invalidTasksQueueOptions', |
| 349 | } |
| 350 | ) |
| 351 | ).toThrow( |
| 352 | new TypeError('Invalid tasks queue options: must be a plain object') |
| 353 | ) |
| 354 | expect( |
| 355 | () => |
| 356 | new FixedThreadPool( |
| 357 | numberOfWorkers, |
| 358 | './tests/worker-files/thread/testWorker.mjs', |
| 359 | { |
| 360 | enableTasksQueue: true, |
| 361 | tasksQueueOptions: { concurrency: 0 }, |
| 362 | } |
| 363 | ) |
| 364 | ).toThrow( |
| 365 | new RangeError( |
| 366 | 'Invalid worker node tasks concurrency: 0 is a negative integer or zero' |
| 367 | ) |
| 368 | ) |
| 369 | expect( |
| 370 | () => |
| 371 | new FixedThreadPool( |
| 372 | numberOfWorkers, |
| 373 | './tests/worker-files/thread/testWorker.mjs', |
| 374 | { |
| 375 | enableTasksQueue: true, |
| 376 | tasksQueueOptions: { concurrency: -1 }, |
| 377 | } |
| 378 | ) |
| 379 | ).toThrow( |
| 380 | new RangeError( |
| 381 | 'Invalid worker node tasks concurrency: -1 is a negative integer or zero' |
| 382 | ) |
| 383 | ) |
| 384 | expect( |
| 385 | () => |
| 386 | new FixedThreadPool( |
| 387 | numberOfWorkers, |
| 388 | './tests/worker-files/thread/testWorker.mjs', |
| 389 | { |
| 390 | enableTasksQueue: true, |
| 391 | tasksQueueOptions: { concurrency: 0.2 }, |
| 392 | } |
| 393 | ) |
| 394 | ).toThrow( |
| 395 | new TypeError('Invalid worker node tasks concurrency: must be an integer') |
| 396 | ) |
| 397 | expect( |
| 398 | () => |
| 399 | new FixedThreadPool( |
| 400 | numberOfWorkers, |
| 401 | './tests/worker-files/thread/testWorker.mjs', |
| 402 | { |
| 403 | enableTasksQueue: true, |
| 404 | tasksQueueOptions: { size: 0 }, |
| 405 | } |
| 406 | ) |
| 407 | ).toThrow( |
| 408 | new RangeError( |
| 409 | 'Invalid worker node tasks queue size: 0 is a negative integer or zero' |
| 410 | ) |
| 411 | ) |
| 412 | expect( |
| 413 | () => |
| 414 | new FixedThreadPool( |
| 415 | numberOfWorkers, |
| 416 | './tests/worker-files/thread/testWorker.mjs', |
| 417 | { |
| 418 | enableTasksQueue: true, |
| 419 | tasksQueueOptions: { size: -1 }, |
| 420 | } |
| 421 | ) |
| 422 | ).toThrow( |
| 423 | new RangeError( |
| 424 | 'Invalid worker node tasks queue size: -1 is a negative integer or zero' |
| 425 | ) |
| 426 | ) |
| 427 | expect( |
| 428 | () => |
| 429 | new FixedThreadPool( |
| 430 | numberOfWorkers, |
| 431 | './tests/worker-files/thread/testWorker.mjs', |
| 432 | { |
| 433 | enableTasksQueue: true, |
| 434 | tasksQueueOptions: { size: 0.2 }, |
| 435 | } |
| 436 | ) |
| 437 | ).toThrow( |
| 438 | new TypeError('Invalid worker node tasks queue size: must be an integer') |
| 439 | ) |
| 440 | expect( |
| 441 | () => |
| 442 | new FixedThreadPool( |
| 443 | numberOfWorkers, |
| 444 | './tests/worker-files/thread/testWorker.mjs', |
| 445 | { |
| 446 | enableTasksQueue: true, |
| 447 | tasksQueueOptions: { tasksStealingRatio: '' }, |
| 448 | } |
| 449 | ) |
| 450 | ).toThrow( |
| 451 | new TypeError( |
| 452 | 'Invalid worker node tasks stealing ratio: must be a number' |
| 453 | ) |
| 454 | ) |
| 455 | expect( |
| 456 | () => |
| 457 | new FixedThreadPool( |
| 458 | numberOfWorkers, |
| 459 | './tests/worker-files/thread/testWorker.mjs', |
| 460 | { |
| 461 | enableTasksQueue: true, |
| 462 | tasksQueueOptions: { tasksStealingRatio: 1.1 }, |
| 463 | } |
| 464 | ) |
| 465 | ).toThrow( |
| 466 | new RangeError( |
| 467 | 'Invalid worker node tasks stealing ratio: must be between 0 and 1' |
| 468 | ) |
| 469 | ) |
| 470 | }) |
| 471 | |
| 472 | it('Verify that pool worker choice strategy options can be set', async () => { |
| 473 | const pool = new FixedThreadPool( |
| 474 | numberOfWorkers, |
| 475 | './tests/worker-files/thread/testWorker.mjs', |
| 476 | { workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE } |
| 477 | ) |
| 478 | expect(pool.opts.workerChoiceStrategyOptions).toBeUndefined() |
| 479 | for (const [, workerChoiceStrategy] of pool.workerChoiceStrategiesContext |
| 480 | .workerChoiceStrategies) { |
| 481 | expect(workerChoiceStrategy.opts).toStrictEqual({ |
| 482 | elu: { median: false }, |
| 483 | runTime: { median: false }, |
| 484 | waitTime: { median: false }, |
| 485 | weights: expect.objectContaining({ |
| 486 | 0: expect.any(Number), |
| 487 | [pool.info.maxSize - 1]: expect.any(Number), |
| 488 | }), |
| 489 | }) |
| 490 | } |
| 491 | expect( |
| 492 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 493 | ).toStrictEqual({ |
| 494 | elu: { |
| 495 | aggregate: true, |
| 496 | average: true, |
| 497 | median: false, |
| 498 | }, |
| 499 | runTime: { |
| 500 | aggregate: true, |
| 501 | average: true, |
| 502 | median: false, |
| 503 | }, |
| 504 | waitTime: { |
| 505 | aggregate: true, |
| 506 | average: true, |
| 507 | median: false, |
| 508 | }, |
| 509 | }) |
| 510 | pool.setWorkerChoiceStrategyOptions({ |
| 511 | elu: { median: true }, |
| 512 | runTime: { median: true }, |
| 513 | }) |
| 514 | expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ |
| 515 | elu: { median: true }, |
| 516 | runTime: { median: true }, |
| 517 | }) |
| 518 | for (const [, workerChoiceStrategy] of pool.workerChoiceStrategiesContext |
| 519 | .workerChoiceStrategies) { |
| 520 | expect(workerChoiceStrategy.opts).toStrictEqual({ |
| 521 | elu: { median: true }, |
| 522 | runTime: { median: true }, |
| 523 | waitTime: { median: false }, |
| 524 | weights: expect.objectContaining({ |
| 525 | 0: expect.any(Number), |
| 526 | [pool.info.maxSize - 1]: expect.any(Number), |
| 527 | }), |
| 528 | }) |
| 529 | } |
| 530 | expect( |
| 531 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 532 | ).toStrictEqual({ |
| 533 | elu: { |
| 534 | aggregate: true, |
| 535 | average: false, |
| 536 | median: true, |
| 537 | }, |
| 538 | runTime: { |
| 539 | aggregate: true, |
| 540 | average: false, |
| 541 | median: true, |
| 542 | }, |
| 543 | waitTime: { |
| 544 | aggregate: true, |
| 545 | average: true, |
| 546 | median: false, |
| 547 | }, |
| 548 | }) |
| 549 | pool.setWorkerChoiceStrategyOptions({ |
| 550 | elu: { median: false }, |
| 551 | runTime: { median: false }, |
| 552 | }) |
| 553 | expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ |
| 554 | elu: { median: false }, |
| 555 | runTime: { median: false }, |
| 556 | }) |
| 557 | for (const [, workerChoiceStrategy] of pool.workerChoiceStrategiesContext |
| 558 | .workerChoiceStrategies) { |
| 559 | expect(workerChoiceStrategy.opts).toStrictEqual({ |
| 560 | elu: { median: false }, |
| 561 | runTime: { median: false }, |
| 562 | waitTime: { median: false }, |
| 563 | weights: expect.objectContaining({ |
| 564 | 0: expect.any(Number), |
| 565 | [pool.info.maxSize - 1]: expect.any(Number), |
| 566 | }), |
| 567 | }) |
| 568 | } |
| 569 | expect( |
| 570 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 571 | ).toStrictEqual({ |
| 572 | elu: { |
| 573 | aggregate: true, |
| 574 | average: true, |
| 575 | median: false, |
| 576 | }, |
| 577 | runTime: { |
| 578 | aggregate: true, |
| 579 | average: true, |
| 580 | median: false, |
| 581 | }, |
| 582 | waitTime: { |
| 583 | aggregate: true, |
| 584 | average: true, |
| 585 | median: false, |
| 586 | }, |
| 587 | }) |
| 588 | expect(() => |
| 589 | pool.setWorkerChoiceStrategyOptions('invalidWorkerChoiceStrategyOptions') |
| 590 | ).toThrow( |
| 591 | new TypeError( |
| 592 | 'Invalid worker choice strategy options: must be a plain object' |
| 593 | ) |
| 594 | ) |
| 595 | expect(() => pool.setWorkerChoiceStrategyOptions({ weights: {} })).toThrow( |
| 596 | new Error( |
| 597 | 'Invalid worker choice strategy options: must have a weight for each worker node' |
| 598 | ) |
| 599 | ) |
| 600 | expect(() => |
| 601 | pool.setWorkerChoiceStrategyOptions({ measurement: 'invalidMeasurement' }) |
| 602 | ).toThrow( |
| 603 | new Error( |
| 604 | "Invalid worker choice strategy options: invalid measurement 'invalidMeasurement'" |
| 605 | ) |
| 606 | ) |
| 607 | await pool.destroy() |
| 608 | }) |
| 609 | |
| 610 | it('Verify that pool tasks queue can be enabled/disabled', async () => { |
| 611 | const pool = new FixedThreadPool( |
| 612 | numberOfWorkers, |
| 613 | './tests/worker-files/thread/testWorker.mjs' |
| 614 | ) |
| 615 | expect(pool.opts.enableTasksQueue).toBe(false) |
| 616 | expect(pool.opts.tasksQueueOptions).toBeUndefined() |
| 617 | pool.enableTasksQueue(true) |
| 618 | expect(pool.opts.enableTasksQueue).toBe(true) |
| 619 | expect(pool.opts.tasksQueueOptions).toStrictEqual({ |
| 620 | concurrency: 1, |
| 621 | size: Math.pow(numberOfWorkers, 2), |
| 622 | tasksFinishedTimeout: 2000, |
| 623 | tasksStealingOnBackPressure: true, |
| 624 | tasksStealingRatio: 0.6, |
| 625 | taskStealing: true, |
| 626 | }) |
| 627 | pool.enableTasksQueue(true, { concurrency: 2 }) |
| 628 | expect(pool.opts.enableTasksQueue).toBe(true) |
| 629 | expect(pool.opts.tasksQueueOptions).toStrictEqual({ |
| 630 | concurrency: 2, |
| 631 | size: Math.pow(numberOfWorkers, 2), |
| 632 | tasksFinishedTimeout: 2000, |
| 633 | tasksStealingOnBackPressure: true, |
| 634 | tasksStealingRatio: 0.6, |
| 635 | taskStealing: true, |
| 636 | }) |
| 637 | pool.enableTasksQueue(false) |
| 638 | expect(pool.opts.enableTasksQueue).toBe(false) |
| 639 | expect(pool.opts.tasksQueueOptions).toBeUndefined() |
| 640 | await pool.destroy() |
| 641 | }) |
| 642 | |
| 643 | it('Verify that pool tasks queue options can be set', async () => { |
| 644 | const pool = new FixedThreadPool( |
| 645 | numberOfWorkers, |
| 646 | './tests/worker-files/thread/testWorker.mjs', |
| 647 | { enableTasksQueue: true } |
| 648 | ) |
| 649 | expect(pool.opts.tasksQueueOptions).toStrictEqual({ |
| 650 | concurrency: 1, |
| 651 | size: Math.pow(numberOfWorkers, 2), |
| 652 | tasksFinishedTimeout: 2000, |
| 653 | tasksStealingOnBackPressure: true, |
| 654 | tasksStealingRatio: 0.6, |
| 655 | taskStealing: true, |
| 656 | }) |
| 657 | for (const workerNode of pool.workerNodes) { |
| 658 | expect(workerNode.tasksQueueBackPressureSize).toBe( |
| 659 | pool.opts.tasksQueueOptions.size |
| 660 | ) |
| 661 | } |
| 662 | pool.setTasksQueueOptions({ |
| 663 | concurrency: 2, |
| 664 | size: 2, |
| 665 | tasksFinishedTimeout: 3000, |
| 666 | tasksStealingOnBackPressure: false, |
| 667 | tasksStealingRatio: 0.5, |
| 668 | taskStealing: false, |
| 669 | }) |
| 670 | expect(pool.opts.tasksQueueOptions).toStrictEqual({ |
| 671 | concurrency: 2, |
| 672 | size: 2, |
| 673 | tasksFinishedTimeout: 3000, |
| 674 | tasksStealingOnBackPressure: false, |
| 675 | tasksStealingRatio: 0.5, |
| 676 | taskStealing: false, |
| 677 | }) |
| 678 | for (const workerNode of pool.workerNodes) { |
| 679 | expect(workerNode.tasksQueueBackPressureSize).toBe( |
| 680 | pool.opts.tasksQueueOptions.size |
| 681 | ) |
| 682 | } |
| 683 | pool.setTasksQueueOptions({ |
| 684 | concurrency: 1, |
| 685 | tasksStealingOnBackPressure: true, |
| 686 | taskStealing: true, |
| 687 | }) |
| 688 | expect(pool.opts.tasksQueueOptions).toStrictEqual({ |
| 689 | concurrency: 1, |
| 690 | size: 2, |
| 691 | tasksFinishedTimeout: 3000, |
| 692 | tasksStealingOnBackPressure: true, |
| 693 | tasksStealingRatio: 0.5, |
| 694 | taskStealing: true, |
| 695 | }) |
| 696 | for (const workerNode of pool.workerNodes) { |
| 697 | expect(workerNode.tasksQueueBackPressureSize).toBe( |
| 698 | pool.opts.tasksQueueOptions.size |
| 699 | ) |
| 700 | } |
| 701 | expect(() => pool.setTasksQueueOptions('invalidTasksQueueOptions')).toThrow( |
| 702 | new TypeError('Invalid tasks queue options: must be a plain object') |
| 703 | ) |
| 704 | expect(() => pool.setTasksQueueOptions({ concurrency: 0 })).toThrow( |
| 705 | new RangeError( |
| 706 | 'Invalid worker node tasks concurrency: 0 is a negative integer or zero' |
| 707 | ) |
| 708 | ) |
| 709 | expect(() => pool.setTasksQueueOptions({ concurrency: -1 })).toThrow( |
| 710 | new RangeError( |
| 711 | 'Invalid worker node tasks concurrency: -1 is a negative integer or zero' |
| 712 | ) |
| 713 | ) |
| 714 | expect(() => pool.setTasksQueueOptions({ concurrency: 0.2 })).toThrow( |
| 715 | new TypeError('Invalid worker node tasks concurrency: must be an integer') |
| 716 | ) |
| 717 | expect(() => pool.setTasksQueueOptions({ size: 0 })).toThrow( |
| 718 | new RangeError( |
| 719 | 'Invalid worker node tasks queue size: 0 is a negative integer or zero' |
| 720 | ) |
| 721 | ) |
| 722 | expect(() => pool.setTasksQueueOptions({ size: -1 })).toThrow( |
| 723 | new RangeError( |
| 724 | 'Invalid worker node tasks queue size: -1 is a negative integer or zero' |
| 725 | ) |
| 726 | ) |
| 727 | expect(() => pool.setTasksQueueOptions({ size: 0.2 })).toThrow( |
| 728 | new TypeError('Invalid worker node tasks queue size: must be an integer') |
| 729 | ) |
| 730 | expect(() => pool.setTasksQueueOptions({ tasksStealingRatio: '' })).toThrow( |
| 731 | new TypeError( |
| 732 | 'Invalid worker node tasks stealing ratio: must be a number' |
| 733 | ) |
| 734 | ) |
| 735 | expect(() => |
| 736 | pool.setTasksQueueOptions({ tasksStealingRatio: 1.1 }) |
| 737 | ).toThrow( |
| 738 | new RangeError( |
| 739 | 'Invalid worker node tasks stealing ratio: must be between 0 and 1' |
| 740 | ) |
| 741 | ) |
| 742 | await pool.destroy() |
| 743 | }) |
| 744 | |
| 745 | it('Verify that pool info is set', async () => { |
| 746 | let pool = new FixedThreadPool( |
| 747 | numberOfWorkers, |
| 748 | './tests/worker-files/thread/testWorker.mjs' |
| 749 | ) |
| 750 | expect(pool.info).toStrictEqual({ |
| 751 | busyWorkerNodes: 0, |
| 752 | defaultStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 753 | executedTasks: 0, |
| 754 | executingTasks: 0, |
| 755 | failedTasks: 0, |
| 756 | idleWorkerNodes: numberOfWorkers, |
| 757 | maxSize: numberOfWorkers, |
| 758 | minSize: numberOfWorkers, |
| 759 | ready: true, |
| 760 | started: true, |
| 761 | strategyRetries: 0, |
| 762 | type: PoolTypes.fixed, |
| 763 | version, |
| 764 | worker: WorkerTypes.thread, |
| 765 | workerNodes: numberOfWorkers, |
| 766 | }) |
| 767 | await pool.destroy() |
| 768 | pool = new DynamicClusterPool( |
| 769 | Math.floor(numberOfWorkers / 2), |
| 770 | numberOfWorkers, |
| 771 | './tests/worker-files/cluster/testWorker.cjs' |
| 772 | ) |
| 773 | expect(pool.info).toStrictEqual({ |
| 774 | busyWorkerNodes: 0, |
| 775 | defaultStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 776 | dynamicWorkerNodes: 0, |
| 777 | executedTasks: 0, |
| 778 | executingTasks: 0, |
| 779 | failedTasks: 0, |
| 780 | idleWorkerNodes: Math.floor(numberOfWorkers / 2), |
| 781 | maxSize: numberOfWorkers, |
| 782 | minSize: Math.floor(numberOfWorkers / 2), |
| 783 | ready: true, |
| 784 | started: true, |
| 785 | strategyRetries: 0, |
| 786 | type: PoolTypes.dynamic, |
| 787 | version, |
| 788 | worker: WorkerTypes.cluster, |
| 789 | workerNodes: Math.floor(numberOfWorkers / 2), |
| 790 | }) |
| 791 | await pool.destroy() |
| 792 | }) |
| 793 | |
| 794 | it('Verify that pool worker tasks usage are initialized', async () => { |
| 795 | const pool = new FixedClusterPool( |
| 796 | numberOfWorkers, |
| 797 | './tests/worker-files/cluster/testWorker.cjs' |
| 798 | ) |
| 799 | for (const workerNode of pool.workerNodes) { |
| 800 | expect(workerNode).toBeInstanceOf(WorkerNode) |
| 801 | expect(workerNode.usage).toStrictEqual({ |
| 802 | elu: { |
| 803 | active: { |
| 804 | history: expect.any(CircularBuffer), |
| 805 | }, |
| 806 | idle: { |
| 807 | history: expect.any(CircularBuffer), |
| 808 | }, |
| 809 | }, |
| 810 | runTime: { |
| 811 | history: expect.any(CircularBuffer), |
| 812 | }, |
| 813 | tasks: { |
| 814 | executed: 0, |
| 815 | executing: 0, |
| 816 | failed: 0, |
| 817 | maxQueued: 0, |
| 818 | queued: 0, |
| 819 | sequentiallyStolen: 0, |
| 820 | stolen: 0, |
| 821 | }, |
| 822 | waitTime: { |
| 823 | history: expect.any(CircularBuffer), |
| 824 | }, |
| 825 | }) |
| 826 | } |
| 827 | await pool.destroy() |
| 828 | }) |
| 829 | |
| 830 | it('Verify that pool worker tasks queue are initialized', async () => { |
| 831 | let pool = new FixedClusterPool( |
| 832 | numberOfWorkers, |
| 833 | './tests/worker-files/cluster/testWorker.cjs' |
| 834 | ) |
| 835 | for (const workerNode of pool.workerNodes) { |
| 836 | expect(workerNode).toBeInstanceOf(WorkerNode) |
| 837 | expect(workerNode.tasksQueue).toBeInstanceOf(PriorityQueue) |
| 838 | expect(workerNode.tasksQueue.size).toBe(0) |
| 839 | expect(workerNode.tasksQueue.maxSize).toBe(0) |
| 840 | expect(workerNode.tasksQueue.bucketSize).toBe(defaultBucketSize) |
| 841 | expect(workerNode.tasksQueue.enablePriority).toBe(false) |
| 842 | } |
| 843 | await pool.destroy() |
| 844 | pool = new DynamicThreadPool( |
| 845 | Math.floor(numberOfWorkers / 2), |
| 846 | numberOfWorkers, |
| 847 | './tests/worker-files/thread/testWorker.mjs' |
| 848 | ) |
| 849 | for (const workerNode of pool.workerNodes) { |
| 850 | expect(workerNode).toBeInstanceOf(WorkerNode) |
| 851 | expect(workerNode.tasksQueue).toBeInstanceOf(PriorityQueue) |
| 852 | expect(workerNode.tasksQueue.size).toBe(0) |
| 853 | expect(workerNode.tasksQueue.maxSize).toBe(0) |
| 854 | expect(workerNode.tasksQueue.bucketSize).toBe(defaultBucketSize) |
| 855 | expect(workerNode.tasksQueue.enablePriority).toBe(false) |
| 856 | } |
| 857 | await pool.destroy() |
| 858 | }) |
| 859 | |
| 860 | it('Verify that pool worker info are initialized', async () => { |
| 861 | let pool = new FixedClusterPool( |
| 862 | numberOfWorkers, |
| 863 | './tests/worker-files/cluster/testWorker.cjs' |
| 864 | ) |
| 865 | for (const workerNode of pool.workerNodes) { |
| 866 | expect(workerNode).toBeInstanceOf(WorkerNode) |
| 867 | expect(workerNode.info).toStrictEqual({ |
| 868 | backPressure: false, |
| 869 | backPressureStealing: false, |
| 870 | continuousStealing: false, |
| 871 | dynamic: false, |
| 872 | id: expect.any(Number), |
| 873 | ready: true, |
| 874 | stealing: false, |
| 875 | stolen: false, |
| 876 | type: WorkerTypes.cluster, |
| 877 | }) |
| 878 | } |
| 879 | await pool.destroy() |
| 880 | pool = new DynamicThreadPool( |
| 881 | Math.floor(numberOfWorkers / 2), |
| 882 | numberOfWorkers, |
| 883 | './tests/worker-files/thread/testWorker.mjs' |
| 884 | ) |
| 885 | for (const workerNode of pool.workerNodes) { |
| 886 | expect(workerNode).toBeInstanceOf(WorkerNode) |
| 887 | expect(workerNode.info).toStrictEqual({ |
| 888 | backPressure: false, |
| 889 | backPressureStealing: false, |
| 890 | continuousStealing: false, |
| 891 | dynamic: false, |
| 892 | id: expect.any(Number), |
| 893 | ready: true, |
| 894 | stealing: false, |
| 895 | stolen: false, |
| 896 | type: WorkerTypes.thread, |
| 897 | }) |
| 898 | } |
| 899 | await pool.destroy() |
| 900 | }) |
| 901 | |
| 902 | it('Verify that pool statuses are checked at start or destroy', async () => { |
| 903 | const pool = new FixedThreadPool( |
| 904 | numberOfWorkers, |
| 905 | './tests/worker-files/thread/testWorker.mjs' |
| 906 | ) |
| 907 | expect(pool.info.started).toBe(true) |
| 908 | expect(pool.info.ready).toBe(true) |
| 909 | expect(() => pool.start()).toThrow( |
| 910 | new Error('Cannot start an already started pool') |
| 911 | ) |
| 912 | await pool.destroy() |
| 913 | expect(pool.info.started).toBe(false) |
| 914 | expect(pool.info.ready).toBe(false) |
| 915 | await expect(pool.destroy()).rejects.toThrow( |
| 916 | new Error('Cannot destroy an already destroyed pool') |
| 917 | ) |
| 918 | }) |
| 919 | |
| 920 | it('Verify that pool can be started after initialization', async () => { |
| 921 | const pool = new FixedClusterPool( |
| 922 | numberOfWorkers, |
| 923 | './tests/worker-files/cluster/testWorker.cjs', |
| 924 | { |
| 925 | startWorkers: false, |
| 926 | } |
| 927 | ) |
| 928 | expect(pool.info.started).toBe(false) |
| 929 | expect(pool.info.ready).toBe(false) |
| 930 | expect(pool.workerNodes).toStrictEqual([]) |
| 931 | expect(pool.readyEventEmitted).toBe(false) |
| 932 | expect(pool.busyEventEmitted).toBe(false) |
| 933 | expect(pool.backPressureEventEmitted).toBe(false) |
| 934 | pool.start() |
| 935 | expect(pool.info.started).toBe(true) |
| 936 | expect(pool.info.ready).toBe(true) |
| 937 | await waitPoolEvents(pool, PoolEvents.ready, 1) |
| 938 | expect(pool.readyEventEmitted).toBe(true) |
| 939 | expect(pool.busyEventEmitted).toBe(false) |
| 940 | expect(pool.backPressureEventEmitted).toBe(false) |
| 941 | expect(pool.workerNodes.length).toBe(numberOfWorkers) |
| 942 | for (const workerNode of pool.workerNodes) { |
| 943 | expect(workerNode).toBeInstanceOf(WorkerNode) |
| 944 | } |
| 945 | await pool.destroy() |
| 946 | }) |
| 947 | |
| 948 | it('Verify that pool execute() arguments are checked', async () => { |
| 949 | const pool = new FixedClusterPool( |
| 950 | numberOfWorkers, |
| 951 | './tests/worker-files/cluster/testWorker.cjs' |
| 952 | ) |
| 953 | await expect(pool.execute(undefined, 0)).rejects.toThrow( |
| 954 | new TypeError('name argument must be a string') |
| 955 | ) |
| 956 | await expect(pool.execute(undefined, '')).rejects.toThrow( |
| 957 | new TypeError('name argument must not be an empty string') |
| 958 | ) |
| 959 | await expect(pool.execute(undefined, undefined, {})).rejects.toThrow( |
| 960 | new TypeError('transferList argument must be an array') |
| 961 | ) |
| 962 | await expect(pool.execute(undefined, 'unknown')).rejects.toBe( |
| 963 | "Task function 'unknown' not found" |
| 964 | ) |
| 965 | await pool.destroy() |
| 966 | await expect(pool.execute()).rejects.toThrow( |
| 967 | new Error('Cannot execute a task on not started pool') |
| 968 | ) |
| 969 | }) |
| 970 | |
| 971 | it('Verify that pool worker tasks usage are computed', async () => { |
| 972 | const pool = new FixedClusterPool( |
| 973 | numberOfWorkers, |
| 974 | './tests/worker-files/cluster/testWorker.cjs' |
| 975 | ) |
| 976 | const promises = new Set() |
| 977 | const maxMultiplier = 2 |
| 978 | for (let i = 0; i < numberOfWorkers * maxMultiplier; i++) { |
| 979 | promises.add(pool.execute()) |
| 980 | } |
| 981 | for (const workerNode of pool.workerNodes) { |
| 982 | expect(workerNode.usage).toStrictEqual({ |
| 983 | elu: { |
| 984 | active: { |
| 985 | history: expect.any(CircularBuffer), |
| 986 | }, |
| 987 | idle: { |
| 988 | history: expect.any(CircularBuffer), |
| 989 | }, |
| 990 | }, |
| 991 | runTime: { |
| 992 | history: expect.any(CircularBuffer), |
| 993 | }, |
| 994 | tasks: { |
| 995 | executed: 0, |
| 996 | executing: maxMultiplier, |
| 997 | failed: 0, |
| 998 | maxQueued: 0, |
| 999 | queued: 0, |
| 1000 | sequentiallyStolen: 0, |
| 1001 | stolen: 0, |
| 1002 | }, |
| 1003 | waitTime: { |
| 1004 | history: expect.any(CircularBuffer), |
| 1005 | }, |
| 1006 | }) |
| 1007 | } |
| 1008 | await Promise.all(promises) |
| 1009 | for (const workerNode of pool.workerNodes) { |
| 1010 | expect(workerNode.usage).toStrictEqual({ |
| 1011 | elu: { |
| 1012 | active: { |
| 1013 | history: expect.any(CircularBuffer), |
| 1014 | }, |
| 1015 | idle: { |
| 1016 | history: expect.any(CircularBuffer), |
| 1017 | }, |
| 1018 | }, |
| 1019 | runTime: { |
| 1020 | history: expect.any(CircularBuffer), |
| 1021 | }, |
| 1022 | tasks: { |
| 1023 | executed: maxMultiplier, |
| 1024 | executing: 0, |
| 1025 | failed: 0, |
| 1026 | maxQueued: 0, |
| 1027 | queued: 0, |
| 1028 | sequentiallyStolen: 0, |
| 1029 | stolen: 0, |
| 1030 | }, |
| 1031 | waitTime: { |
| 1032 | history: expect.any(CircularBuffer), |
| 1033 | }, |
| 1034 | }) |
| 1035 | } |
| 1036 | await pool.destroy() |
| 1037 | }) |
| 1038 | |
| 1039 | it("Verify that pool worker tasks usage aren't reset at worker choice strategy change", async () => { |
| 1040 | const pool = new DynamicThreadPool( |
| 1041 | Math.floor(numberOfWorkers / 2), |
| 1042 | numberOfWorkers, |
| 1043 | './tests/worker-files/thread/testWorker.mjs' |
| 1044 | ) |
| 1045 | const promises = new Set() |
| 1046 | const maxMultiplier = 2 |
| 1047 | for (let i = 0; i < numberOfWorkers * maxMultiplier; i++) { |
| 1048 | promises.add(pool.execute()) |
| 1049 | } |
| 1050 | await Promise.all(promises) |
| 1051 | for (const workerNode of pool.workerNodes) { |
| 1052 | expect(workerNode.usage).toStrictEqual({ |
| 1053 | elu: { |
| 1054 | active: { |
| 1055 | history: expect.any(CircularBuffer), |
| 1056 | }, |
| 1057 | idle: { |
| 1058 | history: expect.any(CircularBuffer), |
| 1059 | }, |
| 1060 | }, |
| 1061 | runTime: { |
| 1062 | history: expect.any(CircularBuffer), |
| 1063 | }, |
| 1064 | tasks: { |
| 1065 | executed: expect.any(Number), |
| 1066 | executing: 0, |
| 1067 | failed: 0, |
| 1068 | maxQueued: 0, |
| 1069 | queued: 0, |
| 1070 | sequentiallyStolen: 0, |
| 1071 | stolen: 0, |
| 1072 | }, |
| 1073 | waitTime: { |
| 1074 | history: expect.any(CircularBuffer), |
| 1075 | }, |
| 1076 | }) |
| 1077 | expect(workerNode.usage.tasks.executed).toBeGreaterThan(0) |
| 1078 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 1079 | numberOfWorkers * maxMultiplier |
| 1080 | ) |
| 1081 | } |
| 1082 | pool.setWorkerChoiceStrategy(WorkerChoiceStrategies.FAIR_SHARE) |
| 1083 | for (const workerNode of pool.workerNodes) { |
| 1084 | expect(workerNode.usage).toStrictEqual({ |
| 1085 | elu: { |
| 1086 | active: { |
| 1087 | history: expect.any(CircularBuffer), |
| 1088 | }, |
| 1089 | idle: { |
| 1090 | history: expect.any(CircularBuffer), |
| 1091 | }, |
| 1092 | }, |
| 1093 | runTime: { |
| 1094 | history: expect.any(CircularBuffer), |
| 1095 | }, |
| 1096 | tasks: { |
| 1097 | executed: expect.any(Number), |
| 1098 | executing: 0, |
| 1099 | failed: 0, |
| 1100 | maxQueued: 0, |
| 1101 | queued: 0, |
| 1102 | sequentiallyStolen: 0, |
| 1103 | stolen: 0, |
| 1104 | }, |
| 1105 | waitTime: { |
| 1106 | history: expect.any(CircularBuffer), |
| 1107 | }, |
| 1108 | }) |
| 1109 | expect(workerNode.usage.tasks.executed).toBeGreaterThan(0) |
| 1110 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 1111 | numberOfWorkers * maxMultiplier |
| 1112 | ) |
| 1113 | } |
| 1114 | await pool.destroy() |
| 1115 | }) |
| 1116 | |
| 1117 | it("Verify that pool event emitter 'ready' event can register a callback", async () => { |
| 1118 | const pool = new DynamicClusterPool( |
| 1119 | Math.floor(numberOfWorkers / 2), |
| 1120 | numberOfWorkers, |
| 1121 | './tests/worker-files/cluster/testWorker.cjs' |
| 1122 | ) |
| 1123 | expect(pool.emitter.eventNames()).toStrictEqual([]) |
| 1124 | let poolInfo |
| 1125 | let poolReady = 0 |
| 1126 | pool.emitter.on(PoolEvents.ready, info => { |
| 1127 | ++poolReady |
| 1128 | poolInfo = info |
| 1129 | }) |
| 1130 | await waitPoolEvents(pool, PoolEvents.ready, 1) |
| 1131 | expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.ready]) |
| 1132 | expect(poolReady).toBe(1) |
| 1133 | expect(poolInfo).toStrictEqual({ |
| 1134 | busyWorkerNodes: 0, |
| 1135 | defaultStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 1136 | dynamicWorkerNodes: 0, |
| 1137 | executedTasks: 0, |
| 1138 | executingTasks: 0, |
| 1139 | failedTasks: 0, |
| 1140 | idleWorkerNodes: Math.floor(numberOfWorkers / 2), |
| 1141 | maxSize: numberOfWorkers, |
| 1142 | minSize: Math.floor(numberOfWorkers / 2), |
| 1143 | ready: true, |
| 1144 | started: true, |
| 1145 | strategyRetries: expect.any(Number), |
| 1146 | type: PoolTypes.dynamic, |
| 1147 | version, |
| 1148 | worker: WorkerTypes.cluster, |
| 1149 | workerNodes: Math.floor(numberOfWorkers / 2), |
| 1150 | }) |
| 1151 | await pool.destroy() |
| 1152 | }) |
| 1153 | |
| 1154 | it("Verify that pool event emitter 'busy' and 'busyEnd' events can register a callback", async () => { |
| 1155 | const pool = new FixedThreadPool( |
| 1156 | numberOfWorkers, |
| 1157 | './tests/worker-files/thread/testWorker.mjs' |
| 1158 | ) |
| 1159 | expect(pool.emitter.eventNames()).toStrictEqual([]) |
| 1160 | const promises = new Set() |
| 1161 | let poolBusy = 0 |
| 1162 | let poolBusyInfo |
| 1163 | pool.emitter.on(PoolEvents.busy, info => { |
| 1164 | ++poolBusy |
| 1165 | poolBusyInfo = info |
| 1166 | }) |
| 1167 | let poolBusyEnd = 0 |
| 1168 | let poolBusyEndInfo |
| 1169 | pool.emitter.on(PoolEvents.busyEnd, info => { |
| 1170 | ++poolBusyEnd |
| 1171 | poolBusyEndInfo = info |
| 1172 | }) |
| 1173 | expect(pool.emitter.eventNames()).toStrictEqual([ |
| 1174 | PoolEvents.busy, |
| 1175 | PoolEvents.busyEnd, |
| 1176 | ]) |
| 1177 | for (let i = 0; i < numberOfWorkers * 2; i++) { |
| 1178 | promises.add(pool.execute()) |
| 1179 | } |
| 1180 | await Promise.all(promises) |
| 1181 | expect(poolBusy).toBe(1) |
| 1182 | expect(poolBusyInfo).toStrictEqual({ |
| 1183 | busyWorkerNodes: numberOfWorkers, |
| 1184 | defaultStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 1185 | executedTasks: expect.any(Number), |
| 1186 | executingTasks: expect.any(Number), |
| 1187 | failedTasks: expect.any(Number), |
| 1188 | idleWorkerNodes: 0, |
| 1189 | maxSize: numberOfWorkers, |
| 1190 | minSize: numberOfWorkers, |
| 1191 | ready: true, |
| 1192 | started: true, |
| 1193 | strategyRetries: expect.any(Number), |
| 1194 | type: PoolTypes.fixed, |
| 1195 | version, |
| 1196 | worker: WorkerTypes.thread, |
| 1197 | workerNodes: numberOfWorkers, |
| 1198 | }) |
| 1199 | expect(poolBusyEnd).toBe(1) |
| 1200 | expect(poolBusyEndInfo).toStrictEqual({ |
| 1201 | busyWorkerNodes: expect.any(Number), |
| 1202 | defaultStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 1203 | executedTasks: expect.any(Number), |
| 1204 | executingTasks: expect.any(Number), |
| 1205 | failedTasks: expect.any(Number), |
| 1206 | idleWorkerNodes: expect.any(Number), |
| 1207 | maxSize: numberOfWorkers, |
| 1208 | minSize: numberOfWorkers, |
| 1209 | ready: true, |
| 1210 | started: true, |
| 1211 | strategyRetries: expect.any(Number), |
| 1212 | type: PoolTypes.fixed, |
| 1213 | version, |
| 1214 | worker: WorkerTypes.thread, |
| 1215 | workerNodes: numberOfWorkers, |
| 1216 | }) |
| 1217 | expect(poolBusyEndInfo.busyWorkerNodes).toBeLessThan(numberOfWorkers) |
| 1218 | await pool.destroy() |
| 1219 | }) |
| 1220 | |
| 1221 | it("Verify that pool event emitter 'full' and 'fullEnd' events can register a callback", async () => { |
| 1222 | const pool = new DynamicClusterPool( |
| 1223 | Math.floor(numberOfWorkers / 2), |
| 1224 | numberOfWorkers, |
| 1225 | './tests/worker-files/cluster/testWorker.cjs' |
| 1226 | ) |
| 1227 | expect(pool.emitter.eventNames()).toStrictEqual([]) |
| 1228 | const promises = new Set() |
| 1229 | let poolFull = 0 |
| 1230 | let poolFullInfo |
| 1231 | pool.emitter.on(PoolEvents.full, info => { |
| 1232 | ++poolFull |
| 1233 | poolFullInfo = info |
| 1234 | }) |
| 1235 | let poolFullEnd = 0 |
| 1236 | let poolFullEndInfo |
| 1237 | pool.emitter.on(PoolEvents.fullEnd, info => { |
| 1238 | ++poolFullEnd |
| 1239 | poolFullEndInfo = info |
| 1240 | }) |
| 1241 | expect(pool.emitter.eventNames()).toStrictEqual([ |
| 1242 | PoolEvents.full, |
| 1243 | PoolEvents.fullEnd, |
| 1244 | ]) |
| 1245 | for (let i = 0; i < numberOfWorkers * 2; i++) { |
| 1246 | promises.add(pool.execute()) |
| 1247 | } |
| 1248 | await Promise.all(promises) |
| 1249 | expect(poolFull).toBe(1) |
| 1250 | expect(poolFullInfo).toStrictEqual({ |
| 1251 | busyWorkerNodes: expect.any(Number), |
| 1252 | defaultStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 1253 | dynamicWorkerNodes: Math.floor(numberOfWorkers / 2), |
| 1254 | executedTasks: expect.any(Number), |
| 1255 | executingTasks: expect.any(Number), |
| 1256 | failedTasks: expect.any(Number), |
| 1257 | idleWorkerNodes: expect.any(Number), |
| 1258 | maxSize: numberOfWorkers, |
| 1259 | minSize: Math.floor(numberOfWorkers / 2), |
| 1260 | ready: true, |
| 1261 | started: true, |
| 1262 | strategyRetries: expect.any(Number), |
| 1263 | type: PoolTypes.dynamic, |
| 1264 | version, |
| 1265 | worker: WorkerTypes.cluster, |
| 1266 | workerNodes: numberOfWorkers, |
| 1267 | }) |
| 1268 | await waitPoolEvents(pool, PoolEvents.fullEnd, 1) |
| 1269 | expect(poolFullEnd).toBe(1) |
| 1270 | expect(poolFullEndInfo).toStrictEqual({ |
| 1271 | busyWorkerNodes: expect.any(Number), |
| 1272 | defaultStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 1273 | dynamicWorkerNodes: 0, |
| 1274 | executedTasks: expect.any(Number), |
| 1275 | executingTasks: expect.any(Number), |
| 1276 | failedTasks: expect.any(Number), |
| 1277 | idleWorkerNodes: expect.any(Number), |
| 1278 | maxSize: numberOfWorkers, |
| 1279 | minSize: Math.floor(numberOfWorkers / 2), |
| 1280 | ready: true, |
| 1281 | started: true, |
| 1282 | strategyRetries: expect.any(Number), |
| 1283 | type: PoolTypes.dynamic, |
| 1284 | version, |
| 1285 | worker: WorkerTypes.cluster, |
| 1286 | workerNodes: Math.floor(numberOfWorkers / 2), |
| 1287 | }) |
| 1288 | await pool.destroy() |
| 1289 | }) |
| 1290 | |
| 1291 | it("Verify that pool event emitter 'backPressure' and 'backPressureEnd' events can register a callback", async () => { |
| 1292 | const pool = new FixedThreadPool( |
| 1293 | numberOfWorkers, |
| 1294 | './tests/worker-files/thread/testWorker.mjs', |
| 1295 | { |
| 1296 | enableTasksQueue: true, |
| 1297 | } |
| 1298 | ) |
| 1299 | expect(pool.emitter.eventNames()).toStrictEqual([]) |
| 1300 | const promises = new Set() |
| 1301 | let poolBackPressure = 0 |
| 1302 | let poolBackPressureInfo |
| 1303 | pool.emitter.on(PoolEvents.backPressure, info => { |
| 1304 | ++poolBackPressure |
| 1305 | poolBackPressureInfo = info |
| 1306 | }) |
| 1307 | let poolBackPressureEnd = 0 |
| 1308 | let poolBackPressureEndInfo |
| 1309 | pool.emitter.on(PoolEvents.backPressureEnd, info => { |
| 1310 | ++poolBackPressureEnd |
| 1311 | poolBackPressureEndInfo = info |
| 1312 | }) |
| 1313 | expect(pool.emitter.eventNames()).toStrictEqual([ |
| 1314 | PoolEvents.backPressure, |
| 1315 | PoolEvents.backPressureEnd, |
| 1316 | ]) |
| 1317 | for (let i = 0; i < numberOfWorkers * 10; i++) { |
| 1318 | promises.add(pool.execute()) |
| 1319 | } |
| 1320 | await Promise.all(promises) |
| 1321 | expect(poolBackPressure).toBe(1) |
| 1322 | expect(poolBackPressureInfo).toStrictEqual({ |
| 1323 | backPressure: true, |
| 1324 | backPressureWorkerNodes: numberOfWorkers, |
| 1325 | busyWorkerNodes: expect.any(Number), |
| 1326 | defaultStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 1327 | executedTasks: expect.any(Number), |
| 1328 | executingTasks: expect.any(Number), |
| 1329 | failedTasks: expect.any(Number), |
| 1330 | idleWorkerNodes: expect.any(Number), |
| 1331 | maxQueuedTasks: expect.any(Number), |
| 1332 | maxSize: numberOfWorkers, |
| 1333 | minSize: numberOfWorkers, |
| 1334 | queuedTasks: expect.any(Number), |
| 1335 | ready: true, |
| 1336 | started: true, |
| 1337 | stealingWorkerNodes: expect.any(Number), |
| 1338 | stolenTasks: expect.any(Number), |
| 1339 | strategyRetries: expect.any(Number), |
| 1340 | type: PoolTypes.fixed, |
| 1341 | version, |
| 1342 | worker: WorkerTypes.thread, |
| 1343 | workerNodes: numberOfWorkers, |
| 1344 | }) |
| 1345 | expect(poolBackPressureEnd).toBe(1) |
| 1346 | expect(poolBackPressureEndInfo).toStrictEqual({ |
| 1347 | backPressure: false, |
| 1348 | backPressureWorkerNodes: expect.any(Number), |
| 1349 | busyWorkerNodes: expect.any(Number), |
| 1350 | defaultStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 1351 | executedTasks: expect.any(Number), |
| 1352 | executingTasks: expect.any(Number), |
| 1353 | failedTasks: expect.any(Number), |
| 1354 | idleWorkerNodes: expect.any(Number), |
| 1355 | maxQueuedTasks: expect.any(Number), |
| 1356 | maxSize: numberOfWorkers, |
| 1357 | minSize: numberOfWorkers, |
| 1358 | queuedTasks: expect.any(Number), |
| 1359 | ready: true, |
| 1360 | started: true, |
| 1361 | stealingWorkerNodes: expect.any(Number), |
| 1362 | stolenTasks: expect.any(Number), |
| 1363 | strategyRetries: expect.any(Number), |
| 1364 | type: PoolTypes.fixed, |
| 1365 | version, |
| 1366 | worker: WorkerTypes.thread, |
| 1367 | workerNodes: numberOfWorkers, |
| 1368 | }) |
| 1369 | expect(poolBackPressureEndInfo.backPressureWorkerNodes).toBeLessThan( |
| 1370 | numberOfWorkers |
| 1371 | ) |
| 1372 | await pool.destroy() |
| 1373 | }) |
| 1374 | |
| 1375 | it("Verify that pool event emitter 'empty' event can register a callback", async () => { |
| 1376 | const pool = new DynamicClusterPool( |
| 1377 | 0, |
| 1378 | numberOfWorkers, |
| 1379 | './tests/worker-files/cluster/testWorker.cjs' |
| 1380 | ) |
| 1381 | expect(pool.emitter.eventNames()).toStrictEqual([]) |
| 1382 | const promises = new Set() |
| 1383 | let poolEmpty = 0 |
| 1384 | let poolInfo |
| 1385 | pool.emitter.on(PoolEvents.empty, info => { |
| 1386 | ++poolEmpty |
| 1387 | poolInfo = info |
| 1388 | }) |
| 1389 | expect(pool.emitter.eventNames()).toStrictEqual([PoolEvents.empty]) |
| 1390 | for (let i = 0; i < numberOfWorkers; i++) { |
| 1391 | promises.add(pool.execute()) |
| 1392 | } |
| 1393 | await Promise.all(promises) |
| 1394 | await waitPoolEvents(pool, PoolEvents.empty, 1) |
| 1395 | expect(poolEmpty).toBe(1) |
| 1396 | expect(poolInfo).toStrictEqual({ |
| 1397 | busyWorkerNodes: 0, |
| 1398 | defaultStrategy: WorkerChoiceStrategies.ROUND_ROBIN, |
| 1399 | dynamicWorkerNodes: 0, |
| 1400 | executedTasks: expect.any(Number), |
| 1401 | executingTasks: expect.any(Number), |
| 1402 | failedTasks: expect.any(Number), |
| 1403 | idleWorkerNodes: 0, |
| 1404 | maxSize: numberOfWorkers, |
| 1405 | minSize: 0, |
| 1406 | ready: true, |
| 1407 | started: true, |
| 1408 | strategyRetries: expect.any(Number), |
| 1409 | type: PoolTypes.dynamic, |
| 1410 | version, |
| 1411 | worker: WorkerTypes.cluster, |
| 1412 | workerNodes: 0, |
| 1413 | }) |
| 1414 | await pool.destroy() |
| 1415 | }) |
| 1416 | |
| 1417 | it('Verify that destroy() waits for queued tasks to finish', async () => { |
| 1418 | const tasksFinishedTimeout = 2500 |
| 1419 | const pool = new FixedThreadPool( |
| 1420 | numberOfWorkers, |
| 1421 | './tests/worker-files/thread/asyncWorker.mjs', |
| 1422 | { |
| 1423 | enableTasksQueue: true, |
| 1424 | tasksQueueOptions: { tasksFinishedTimeout }, |
| 1425 | } |
| 1426 | ) |
| 1427 | const maxMultiplier = 4 |
| 1428 | let tasksFinished = 0 |
| 1429 | for (const workerNode of pool.workerNodes) { |
| 1430 | workerNode.on('taskFinished', () => { |
| 1431 | ++tasksFinished |
| 1432 | }) |
| 1433 | } |
| 1434 | for (let i = 0; i < numberOfWorkers * maxMultiplier; i++) { |
| 1435 | pool.execute() |
| 1436 | } |
| 1437 | expect(pool.info.queuedTasks).toBeGreaterThan(0) |
| 1438 | const startTime = performance.now() |
| 1439 | await pool.destroy() |
| 1440 | const elapsedTime = performance.now() - startTime |
| 1441 | expect(tasksFinished).toBeLessThanOrEqual(numberOfWorkers * maxMultiplier) |
| 1442 | expect(elapsedTime).toBeGreaterThanOrEqual(2000) |
| 1443 | expect(elapsedTime).toBeLessThanOrEqual(tasksFinishedTimeout + 800) |
| 1444 | }) |
| 1445 | |
| 1446 | it('Verify that destroy() waits until the tasks finished timeout is reached', async () => { |
| 1447 | const tasksFinishedTimeout = 1000 |
| 1448 | const pool = new FixedThreadPool( |
| 1449 | numberOfWorkers, |
| 1450 | './tests/worker-files/thread/asyncWorker.mjs', |
| 1451 | { |
| 1452 | enableTasksQueue: true, |
| 1453 | tasksQueueOptions: { tasksFinishedTimeout }, |
| 1454 | } |
| 1455 | ) |
| 1456 | const maxMultiplier = 4 |
| 1457 | let tasksFinished = 0 |
| 1458 | for (const workerNode of pool.workerNodes) { |
| 1459 | workerNode.on('taskFinished', () => { |
| 1460 | ++tasksFinished |
| 1461 | }) |
| 1462 | } |
| 1463 | for (let i = 0; i < numberOfWorkers * maxMultiplier; i++) { |
| 1464 | pool.execute() |
| 1465 | } |
| 1466 | expect(pool.info.queuedTasks).toBeGreaterThan(0) |
| 1467 | const startTime = performance.now() |
| 1468 | await pool.destroy() |
| 1469 | const elapsedTime = performance.now() - startTime |
| 1470 | expect(tasksFinished).toBe(0) |
| 1471 | expect(elapsedTime).toBeLessThanOrEqual(tasksFinishedTimeout + 800) |
| 1472 | }) |
| 1473 | |
| 1474 | it('Verify that pool asynchronous resource track tasks execution', async () => { |
| 1475 | let taskAsyncId |
| 1476 | let initCalls = 0 |
| 1477 | let beforeCalls = 0 |
| 1478 | let afterCalls = 0 |
| 1479 | let resolveCalls = 0 |
| 1480 | const hook = createHook({ |
| 1481 | after (asyncId) { |
| 1482 | if (asyncId === taskAsyncId) afterCalls++ |
| 1483 | }, |
| 1484 | before (asyncId) { |
| 1485 | if (asyncId === taskAsyncId) beforeCalls++ |
| 1486 | }, |
| 1487 | init (asyncId, type) { |
| 1488 | if (type === 'poolifier:task') { |
| 1489 | initCalls++ |
| 1490 | taskAsyncId = asyncId |
| 1491 | } |
| 1492 | }, |
| 1493 | promiseResolve () { |
| 1494 | if (executionAsyncId() === taskAsyncId) resolveCalls++ |
| 1495 | }, |
| 1496 | }) |
| 1497 | const pool = new FixedThreadPool( |
| 1498 | numberOfWorkers, |
| 1499 | './tests/worker-files/thread/testWorker.mjs' |
| 1500 | ) |
| 1501 | hook.enable() |
| 1502 | await pool.execute() |
| 1503 | hook.disable() |
| 1504 | expect(initCalls).toBe(1) |
| 1505 | expect(beforeCalls).toBe(1) |
| 1506 | expect(afterCalls).toBe(1) |
| 1507 | expect(resolveCalls).toBe(1) |
| 1508 | await pool.destroy() |
| 1509 | }) |
| 1510 | |
| 1511 | it('Verify that hasTaskFunction() is working', async () => { |
| 1512 | const dynamicThreadPool = new DynamicThreadPool( |
| 1513 | Math.floor(numberOfWorkers / 2), |
| 1514 | numberOfWorkers, |
| 1515 | './tests/worker-files/thread/testMultipleTaskFunctionsWorker.mjs' |
| 1516 | ) |
| 1517 | await waitPoolEvents(dynamicThreadPool, PoolEvents.ready, 1) |
| 1518 | expect(dynamicThreadPool.hasTaskFunction(DEFAULT_TASK_NAME)).toBe(true) |
| 1519 | expect(dynamicThreadPool.hasTaskFunction('jsonIntegerSerialization')).toBe( |
| 1520 | true |
| 1521 | ) |
| 1522 | expect(dynamicThreadPool.hasTaskFunction('factorial')).toBe(true) |
| 1523 | expect(dynamicThreadPool.hasTaskFunction('fibonacci')).toBe(true) |
| 1524 | expect(dynamicThreadPool.hasTaskFunction('unknown')).toBe(false) |
| 1525 | await dynamicThreadPool.destroy() |
| 1526 | const fixedClusterPool = new FixedClusterPool( |
| 1527 | numberOfWorkers, |
| 1528 | './tests/worker-files/cluster/testMultipleTaskFunctionsWorker.cjs' |
| 1529 | ) |
| 1530 | await waitPoolEvents(fixedClusterPool, PoolEvents.ready, 1) |
| 1531 | expect(fixedClusterPool.hasTaskFunction(DEFAULT_TASK_NAME)).toBe(true) |
| 1532 | expect(fixedClusterPool.hasTaskFunction('jsonIntegerSerialization')).toBe( |
| 1533 | true |
| 1534 | ) |
| 1535 | expect(fixedClusterPool.hasTaskFunction('factorial')).toBe(true) |
| 1536 | expect(fixedClusterPool.hasTaskFunction('fibonacci')).toBe(true) |
| 1537 | expect(fixedClusterPool.hasTaskFunction('unknown')).toBe(false) |
| 1538 | await fixedClusterPool.destroy() |
| 1539 | }) |
| 1540 | |
| 1541 | it('Verify that addTaskFunction() is working', async () => { |
| 1542 | const dynamicThreadPool = new DynamicThreadPool( |
| 1543 | Math.floor(numberOfWorkers / 2), |
| 1544 | numberOfWorkers, |
| 1545 | './tests/worker-files/thread/testWorker.mjs' |
| 1546 | ) |
| 1547 | await waitPoolEvents(dynamicThreadPool, PoolEvents.ready, 1) |
| 1548 | await expect( |
| 1549 | dynamicThreadPool.addTaskFunction(0, () => {}) |
| 1550 | ).rejects.toThrow(new TypeError('name argument must be a string')) |
| 1551 | await expect( |
| 1552 | dynamicThreadPool.addTaskFunction('', () => {}) |
| 1553 | ).rejects.toThrow( |
| 1554 | new TypeError('name argument must not be an empty string') |
| 1555 | ) |
| 1556 | await expect(dynamicThreadPool.addTaskFunction('test', 0)).rejects.toThrow( |
| 1557 | new TypeError('taskFunction property must be a function') |
| 1558 | ) |
| 1559 | await expect(dynamicThreadPool.addTaskFunction('test', '')).rejects.toThrow( |
| 1560 | new TypeError('taskFunction property must be a function') |
| 1561 | ) |
| 1562 | await expect( |
| 1563 | dynamicThreadPool.addTaskFunction('test', { taskFunction: 0 }) |
| 1564 | ).rejects.toThrow(new TypeError('taskFunction property must be a function')) |
| 1565 | await expect( |
| 1566 | dynamicThreadPool.addTaskFunction('test', { taskFunction: '' }) |
| 1567 | ).rejects.toThrow(new TypeError('taskFunction property must be a function')) |
| 1568 | await expect( |
| 1569 | dynamicThreadPool.addTaskFunction('test', { |
| 1570 | priority: -21, |
| 1571 | taskFunction: () => {}, |
| 1572 | }) |
| 1573 | ).rejects.toThrow( |
| 1574 | new RangeError("Property 'priority' must be between -20 and 19") |
| 1575 | ) |
| 1576 | await expect( |
| 1577 | dynamicThreadPool.addTaskFunction('test', { |
| 1578 | priority: 20, |
| 1579 | taskFunction: () => {}, |
| 1580 | }) |
| 1581 | ).rejects.toThrow( |
| 1582 | new RangeError("Property 'priority' must be between -20 and 19") |
| 1583 | ) |
| 1584 | await expect( |
| 1585 | dynamicThreadPool.addTaskFunction('test', { |
| 1586 | strategy: 'invalidStrategy', |
| 1587 | taskFunction: () => {}, |
| 1588 | }) |
| 1589 | ).rejects.toThrow( |
| 1590 | new Error("Invalid worker choice strategy 'invalidStrategy'") |
| 1591 | ) |
| 1592 | expect(dynamicThreadPool.listTaskFunctionsProperties()).toStrictEqual([ |
| 1593 | { name: DEFAULT_TASK_NAME }, |
| 1594 | { name: 'test' }, |
| 1595 | ]) |
| 1596 | expect([ |
| 1597 | ...dynamicThreadPool.workerChoiceStrategiesContext.workerChoiceStrategies.keys(), |
| 1598 | ]).toStrictEqual([WorkerChoiceStrategies.ROUND_ROBIN]) |
| 1599 | const echoTaskFunction = data => { |
| 1600 | return data |
| 1601 | } |
| 1602 | await expect( |
| 1603 | dynamicThreadPool.addTaskFunction('echo', { |
| 1604 | strategy: WorkerChoiceStrategies.LEAST_ELU, |
| 1605 | taskFunction: echoTaskFunction, |
| 1606 | }) |
| 1607 | ).resolves.toBe(true) |
| 1608 | expect(dynamicThreadPool.taskFunctions.size).toBe(1) |
| 1609 | expect(dynamicThreadPool.taskFunctions.get('echo')).toStrictEqual({ |
| 1610 | strategy: WorkerChoiceStrategies.LEAST_ELU, |
| 1611 | taskFunction: echoTaskFunction, |
| 1612 | }) |
| 1613 | expect([ |
| 1614 | ...dynamicThreadPool.workerChoiceStrategiesContext.workerChoiceStrategies.keys(), |
| 1615 | ]).toStrictEqual([ |
| 1616 | WorkerChoiceStrategies.ROUND_ROBIN, |
| 1617 | WorkerChoiceStrategies.LEAST_ELU, |
| 1618 | ]) |
| 1619 | expect(dynamicThreadPool.listTaskFunctionsProperties()).toStrictEqual([ |
| 1620 | { name: DEFAULT_TASK_NAME }, |
| 1621 | { name: 'test' }, |
| 1622 | { name: 'echo', strategy: WorkerChoiceStrategies.LEAST_ELU }, |
| 1623 | ]) |
| 1624 | const taskFunctionData = { test: 'test' } |
| 1625 | const echoResult = await dynamicThreadPool.execute(taskFunctionData, 'echo') |
| 1626 | expect(echoResult).toStrictEqual(taskFunctionData) |
| 1627 | for (const workerNode of dynamicThreadPool.workerNodes) { |
| 1628 | expect(workerNode.getTaskFunctionWorkerUsage('echo')).toStrictEqual({ |
| 1629 | elu: expect.objectContaining({ |
| 1630 | active: expect.objectContaining({ |
| 1631 | history: expect.any(CircularBuffer), |
| 1632 | }), |
| 1633 | idle: expect.objectContaining({ |
| 1634 | history: expect.any(CircularBuffer), |
| 1635 | }), |
| 1636 | }), |
| 1637 | runTime: { |
| 1638 | history: expect.any(CircularBuffer), |
| 1639 | }, |
| 1640 | tasks: { |
| 1641 | executed: expect.any(Number), |
| 1642 | executing: 0, |
| 1643 | failed: 0, |
| 1644 | queued: 0, |
| 1645 | sequentiallyStolen: 0, |
| 1646 | stolen: 0, |
| 1647 | }, |
| 1648 | waitTime: { |
| 1649 | history: expect.any(CircularBuffer), |
| 1650 | }, |
| 1651 | }) |
| 1652 | expect( |
| 1653 | workerNode.getTaskFunctionWorkerUsage('echo').tasks.executed |
| 1654 | ).toBeGreaterThan(0) |
| 1655 | if ( |
| 1656 | workerNode.getTaskFunctionWorkerUsage('echo').elu.active.aggregate == |
| 1657 | null |
| 1658 | ) { |
| 1659 | expect( |
| 1660 | workerNode.getTaskFunctionWorkerUsage('echo').elu.active.aggregate |
| 1661 | ).toBeUndefined() |
| 1662 | } else { |
| 1663 | expect( |
| 1664 | workerNode.getTaskFunctionWorkerUsage('echo').elu.active.aggregate |
| 1665 | ).toBeGreaterThan(0) |
| 1666 | } |
| 1667 | if ( |
| 1668 | workerNode.getTaskFunctionWorkerUsage('echo').elu.idle.aggregate == null |
| 1669 | ) { |
| 1670 | expect( |
| 1671 | workerNode.getTaskFunctionWorkerUsage('echo').elu.idle.aggregate |
| 1672 | ).toBeUndefined() |
| 1673 | } else { |
| 1674 | expect( |
| 1675 | workerNode.getTaskFunctionWorkerUsage('echo').elu.idle.aggregate |
| 1676 | ).toBeGreaterThanOrEqual(0) |
| 1677 | } |
| 1678 | if ( |
| 1679 | workerNode.getTaskFunctionWorkerUsage('echo').elu.utilization == null |
| 1680 | ) { |
| 1681 | expect( |
| 1682 | workerNode.getTaskFunctionWorkerUsage('echo').elu.utilization |
| 1683 | ).toBeUndefined() |
| 1684 | } else { |
| 1685 | expect( |
| 1686 | workerNode.getTaskFunctionWorkerUsage('echo').elu.utilization |
| 1687 | ).toBeGreaterThanOrEqual(0) |
| 1688 | expect( |
| 1689 | workerNode.getTaskFunctionWorkerUsage('echo').elu.utilization |
| 1690 | ).toBeLessThanOrEqual(1) |
| 1691 | } |
| 1692 | } |
| 1693 | await dynamicThreadPool.destroy() |
| 1694 | }) |
| 1695 | |
| 1696 | it('Verify that removeTaskFunction() is working', async () => { |
| 1697 | const dynamicThreadPool = new DynamicThreadPool( |
| 1698 | Math.floor(numberOfWorkers / 2), |
| 1699 | numberOfWorkers, |
| 1700 | './tests/worker-files/thread/testWorker.mjs' |
| 1701 | ) |
| 1702 | await waitPoolEvents(dynamicThreadPool, PoolEvents.ready, 1) |
| 1703 | expect(dynamicThreadPool.listTaskFunctionsProperties()).toStrictEqual([ |
| 1704 | { name: DEFAULT_TASK_NAME }, |
| 1705 | { name: 'test' }, |
| 1706 | ]) |
| 1707 | await expect(dynamicThreadPool.removeTaskFunction('test')).rejects.toThrow( |
| 1708 | new Error('Cannot remove a task function not handled on the pool side') |
| 1709 | ) |
| 1710 | const echoTaskFunction = data => { |
| 1711 | return data |
| 1712 | } |
| 1713 | await dynamicThreadPool.addTaskFunction('echo', { |
| 1714 | strategy: WorkerChoiceStrategies.LEAST_ELU, |
| 1715 | taskFunction: echoTaskFunction, |
| 1716 | }) |
| 1717 | expect(dynamicThreadPool.taskFunctions.size).toBe(1) |
| 1718 | expect(dynamicThreadPool.taskFunctions.get('echo')).toStrictEqual({ |
| 1719 | strategy: WorkerChoiceStrategies.LEAST_ELU, |
| 1720 | taskFunction: echoTaskFunction, |
| 1721 | }) |
| 1722 | expect([ |
| 1723 | ...dynamicThreadPool.workerChoiceStrategiesContext.workerChoiceStrategies.keys(), |
| 1724 | ]).toStrictEqual([ |
| 1725 | WorkerChoiceStrategies.ROUND_ROBIN, |
| 1726 | WorkerChoiceStrategies.LEAST_ELU, |
| 1727 | ]) |
| 1728 | expect(dynamicThreadPool.listTaskFunctionsProperties()).toStrictEqual([ |
| 1729 | { name: DEFAULT_TASK_NAME }, |
| 1730 | { name: 'test' }, |
| 1731 | { name: 'echo', strategy: WorkerChoiceStrategies.LEAST_ELU }, |
| 1732 | ]) |
| 1733 | await expect(dynamicThreadPool.removeTaskFunction('echo')).resolves.toBe( |
| 1734 | true |
| 1735 | ) |
| 1736 | expect(dynamicThreadPool.taskFunctions.size).toBe(0) |
| 1737 | expect(dynamicThreadPool.taskFunctions.get('echo')).toBeUndefined() |
| 1738 | expect([ |
| 1739 | ...dynamicThreadPool.workerChoiceStrategiesContext.workerChoiceStrategies.keys(), |
| 1740 | ]).toStrictEqual([WorkerChoiceStrategies.ROUND_ROBIN]) |
| 1741 | expect(dynamicThreadPool.listTaskFunctionsProperties()).toStrictEqual([ |
| 1742 | { name: DEFAULT_TASK_NAME }, |
| 1743 | { name: 'test' }, |
| 1744 | ]) |
| 1745 | await dynamicThreadPool.destroy() |
| 1746 | }) |
| 1747 | |
| 1748 | it('Verify that listTaskFunctionsProperties() is working', async () => { |
| 1749 | const dynamicThreadPool = new DynamicThreadPool( |
| 1750 | Math.floor(numberOfWorkers / 2), |
| 1751 | numberOfWorkers, |
| 1752 | './tests/worker-files/thread/testMultipleTaskFunctionsWorker.mjs' |
| 1753 | ) |
| 1754 | await waitPoolEvents(dynamicThreadPool, PoolEvents.ready, 1) |
| 1755 | expect(dynamicThreadPool.listTaskFunctionsProperties()).toStrictEqual([ |
| 1756 | { name: DEFAULT_TASK_NAME }, |
| 1757 | { name: 'factorial' }, |
| 1758 | { name: 'fibonacci' }, |
| 1759 | { name: 'jsonIntegerSerialization' }, |
| 1760 | ]) |
| 1761 | await dynamicThreadPool.destroy() |
| 1762 | const fixedClusterPool = new FixedClusterPool( |
| 1763 | numberOfWorkers, |
| 1764 | './tests/worker-files/cluster/testMultipleTaskFunctionsWorker.cjs' |
| 1765 | ) |
| 1766 | await waitPoolEvents(fixedClusterPool, PoolEvents.ready, 1) |
| 1767 | expect(fixedClusterPool.listTaskFunctionsProperties()).toStrictEqual([ |
| 1768 | { name: DEFAULT_TASK_NAME }, |
| 1769 | { name: 'factorial' }, |
| 1770 | { name: 'fibonacci' }, |
| 1771 | { name: 'jsonIntegerSerialization' }, |
| 1772 | ]) |
| 1773 | await fixedClusterPool.destroy() |
| 1774 | }) |
| 1775 | |
| 1776 | it('Verify that setDefaultTaskFunction() is working', async () => { |
| 1777 | const dynamicThreadPool = new DynamicThreadPool( |
| 1778 | Math.floor(numberOfWorkers / 2), |
| 1779 | numberOfWorkers, |
| 1780 | './tests/worker-files/thread/testMultipleTaskFunctionsWorker.mjs' |
| 1781 | ) |
| 1782 | await waitPoolEvents(dynamicThreadPool, PoolEvents.ready, 1) |
| 1783 | const workerId = dynamicThreadPool.workerNodes[0].info.id |
| 1784 | await expect(dynamicThreadPool.setDefaultTaskFunction(0)).rejects.toThrow( |
| 1785 | new Error( |
| 1786 | `Task function operation 'default' failed on worker ${workerId} with error: 'TypeError: name parameter is not a string'` |
| 1787 | ) |
| 1788 | ) |
| 1789 | await expect( |
| 1790 | dynamicThreadPool.setDefaultTaskFunction(DEFAULT_TASK_NAME) |
| 1791 | ).rejects.toThrow( |
| 1792 | new Error( |
| 1793 | `Task function operation 'default' failed on worker ${workerId} with error: 'Error: Cannot set the default task function reserved name as the default task function'` |
| 1794 | ) |
| 1795 | ) |
| 1796 | await expect( |
| 1797 | dynamicThreadPool.setDefaultTaskFunction('unknown') |
| 1798 | ).rejects.toThrow( |
| 1799 | new Error( |
| 1800 | `Task function operation 'default' failed on worker ${workerId} with error: 'Error: Cannot set the default task function to a non-existing task function'` |
| 1801 | ) |
| 1802 | ) |
| 1803 | expect(dynamicThreadPool.listTaskFunctionsProperties()).toStrictEqual([ |
| 1804 | { name: DEFAULT_TASK_NAME }, |
| 1805 | { name: 'factorial' }, |
| 1806 | { name: 'fibonacci' }, |
| 1807 | { name: 'jsonIntegerSerialization' }, |
| 1808 | ]) |
| 1809 | await expect( |
| 1810 | dynamicThreadPool.setDefaultTaskFunction('factorial') |
| 1811 | ).resolves.toBe(true) |
| 1812 | expect(dynamicThreadPool.listTaskFunctionsProperties()).toStrictEqual([ |
| 1813 | { name: DEFAULT_TASK_NAME }, |
| 1814 | { name: 'factorial' }, |
| 1815 | { name: 'fibonacci' }, |
| 1816 | { name: 'jsonIntegerSerialization' }, |
| 1817 | ]) |
| 1818 | await expect( |
| 1819 | dynamicThreadPool.setDefaultTaskFunction('fibonacci') |
| 1820 | ).resolves.toBe(true) |
| 1821 | expect(dynamicThreadPool.listTaskFunctionsProperties()).toStrictEqual([ |
| 1822 | { name: DEFAULT_TASK_NAME }, |
| 1823 | { name: 'fibonacci' }, |
| 1824 | { name: 'factorial' }, |
| 1825 | { name: 'jsonIntegerSerialization' }, |
| 1826 | ]) |
| 1827 | await dynamicThreadPool.destroy() |
| 1828 | }) |
| 1829 | |
| 1830 | it('Verify that multiple task functions worker is working', async () => { |
| 1831 | const pool = new DynamicClusterPool( |
| 1832 | Math.floor(numberOfWorkers / 2), |
| 1833 | numberOfWorkers, |
| 1834 | './tests/worker-files/cluster/testMultipleTaskFunctionsWorker.cjs' |
| 1835 | ) |
| 1836 | const data = { n: 10 } |
| 1837 | const result0 = await pool.execute(data) |
| 1838 | expect(result0).toStrictEqual(3628800) |
| 1839 | const result1 = await pool.execute(data, 'jsonIntegerSerialization') |
| 1840 | expect(result1).toStrictEqual({ ok: 1 }) |
| 1841 | const result2 = await pool.execute(data, 'factorial') |
| 1842 | expect(result2).toBe(3628800) |
| 1843 | const result3 = await pool.execute(data, 'fibonacci') |
| 1844 | expect(result3).toBe(55) |
| 1845 | expect(pool.info.executingTasks).toBe(0) |
| 1846 | expect(pool.info.executedTasks).toBe(4) |
| 1847 | for (const workerNode of pool.workerNodes) { |
| 1848 | expect(workerNode.info.taskFunctionsProperties).toStrictEqual([ |
| 1849 | { name: DEFAULT_TASK_NAME }, |
| 1850 | { name: 'factorial' }, |
| 1851 | { name: 'fibonacci' }, |
| 1852 | { name: 'jsonIntegerSerialization' }, |
| 1853 | ]) |
| 1854 | expect(workerNode.taskFunctionsUsage.size).toBe(3) |
| 1855 | expect(workerNode.usage.tasks.executed).toBeGreaterThan(0) |
| 1856 | expect(workerNode.tasksQueue.enablePriority).toBe(false) |
| 1857 | for (const taskFunctionProperties of pool.listTaskFunctionsProperties()) { |
| 1858 | expect( |
| 1859 | workerNode.getTaskFunctionWorkerUsage(taskFunctionProperties.name) |
| 1860 | ).toStrictEqual({ |
| 1861 | elu: { |
| 1862 | active: { |
| 1863 | history: expect.any(CircularBuffer), |
| 1864 | }, |
| 1865 | idle: { |
| 1866 | history: expect.any(CircularBuffer), |
| 1867 | }, |
| 1868 | }, |
| 1869 | runTime: { |
| 1870 | history: expect.any(CircularBuffer), |
| 1871 | }, |
| 1872 | tasks: { |
| 1873 | executed: expect.any(Number), |
| 1874 | executing: 0, |
| 1875 | failed: 0, |
| 1876 | queued: 0, |
| 1877 | sequentiallyStolen: 0, |
| 1878 | stolen: 0, |
| 1879 | }, |
| 1880 | waitTime: { |
| 1881 | history: expect.any(CircularBuffer), |
| 1882 | }, |
| 1883 | }) |
| 1884 | expect( |
| 1885 | workerNode.getTaskFunctionWorkerUsage(taskFunctionProperties.name) |
| 1886 | .tasks.executed |
| 1887 | ).toBeGreaterThan(0) |
| 1888 | } |
| 1889 | expect( |
| 1890 | workerNode.getTaskFunctionWorkerUsage(DEFAULT_TASK_NAME) |
| 1891 | ).toStrictEqual( |
| 1892 | workerNode.getTaskFunctionWorkerUsage( |
| 1893 | workerNode.info.taskFunctionsProperties[1].name |
| 1894 | ) |
| 1895 | ) |
| 1896 | } |
| 1897 | await pool.destroy() |
| 1898 | }) |
| 1899 | |
| 1900 | it('Verify that mapExecute() is working', async () => { |
| 1901 | const pool = new DynamicThreadPool( |
| 1902 | Math.floor(numberOfWorkers / 2), |
| 1903 | numberOfWorkers, |
| 1904 | './tests/worker-files/thread/testMultipleTaskFunctionsWorker.mjs' |
| 1905 | ) |
| 1906 | await expect(pool.mapExecute()).rejects.toThrow( |
| 1907 | new TypeError('data argument must be a defined iterable') |
| 1908 | ) |
| 1909 | await expect(pool.mapExecute(0)).rejects.toThrow( |
| 1910 | new TypeError('data argument must be an iterable') |
| 1911 | ) |
| 1912 | await expect(pool.mapExecute([undefined], 0)).rejects.toThrow( |
| 1913 | new TypeError('name argument must be a string') |
| 1914 | ) |
| 1915 | await expect(pool.mapExecute([undefined], '')).rejects.toThrow( |
| 1916 | new TypeError('name argument must not be an empty string') |
| 1917 | ) |
| 1918 | await expect(pool.mapExecute([undefined], undefined, {})).rejects.toThrow( |
| 1919 | new TypeError('transferList argument must be an array') |
| 1920 | ) |
| 1921 | await expect(pool.mapExecute([undefined], 'unknown')).rejects.toBe( |
| 1922 | "Task function 'unknown' not found" |
| 1923 | ) |
| 1924 | let results = await pool.mapExecute( |
| 1925 | [{}, {}, {}, {}], |
| 1926 | 'jsonIntegerSerialization' |
| 1927 | ) |
| 1928 | expect(results).toStrictEqual([{ ok: 1 }, { ok: 1 }, { ok: 1 }, { ok: 1 }]) |
| 1929 | expect(pool.info.executingTasks).toBe(0) |
| 1930 | expect(pool.info.executedTasks).toBe(4) |
| 1931 | results = await pool.mapExecute( |
| 1932 | [{ n: 10 }, { n: 20 }, { n: 30 }, { n: 40 }], |
| 1933 | 'factorial' |
| 1934 | ) |
| 1935 | expect(results).toStrictEqual([ |
| 1936 | 3628800, 2432902008176640000, 2.6525285981219103e32, 8.159152832478977e47, |
| 1937 | ]) |
| 1938 | expect(pool.info.executingTasks).toBe(0) |
| 1939 | expect(pool.info.executedTasks).toBe(8) |
| 1940 | results = await pool.mapExecute( |
| 1941 | new Set([{ n: 10 }, { n: 20 }, { n: 30 }, { n: 40 }]), |
| 1942 | 'factorial' |
| 1943 | ) |
| 1944 | expect(results).toStrictEqual([ |
| 1945 | 3628800, 2432902008176640000, 2.6525285981219103e32, 8.159152832478977e47, |
| 1946 | ]) |
| 1947 | expect(pool.info.executingTasks).toBe(0) |
| 1948 | expect(pool.info.executedTasks).toBe(12) |
| 1949 | await pool.destroy() |
| 1950 | await expect(pool.mapExecute()).rejects.toThrow( |
| 1951 | new Error('Cannot execute task(s) on not started pool') |
| 1952 | ) |
| 1953 | }) |
| 1954 | |
| 1955 | it('Verify that task function objects worker is working', async () => { |
| 1956 | const pool = new DynamicThreadPool( |
| 1957 | Math.floor(numberOfWorkers / 2), |
| 1958 | numberOfWorkers, |
| 1959 | './tests/worker-files/thread/testTaskFunctionObjectsWorker.mjs' |
| 1960 | ) |
| 1961 | const data = { n: 10 } |
| 1962 | const result0 = await pool.execute(data) |
| 1963 | expect(result0).toStrictEqual(3628800) |
| 1964 | const result1 = await pool.execute(data, 'jsonIntegerSerialization') |
| 1965 | expect(result1).toStrictEqual({ ok: 1 }) |
| 1966 | const result2 = await pool.execute(data, 'factorial') |
| 1967 | expect(result2).toBe(3628800) |
| 1968 | const result3 = await pool.execute(data, 'fibonacci') |
| 1969 | expect(result3).toBe(55) |
| 1970 | expect(pool.info.executingTasks).toBe(0) |
| 1971 | expect(pool.info.executedTasks).toBe(4) |
| 1972 | for (const workerNode of pool.workerNodes) { |
| 1973 | expect(workerNode.info.taskFunctionsProperties).toStrictEqual([ |
| 1974 | { name: DEFAULT_TASK_NAME }, |
| 1975 | { name: 'factorial' }, |
| 1976 | { name: 'fibonacci', priority: -5 }, |
| 1977 | { name: 'jsonIntegerSerialization' }, |
| 1978 | ]) |
| 1979 | expect(workerNode.taskFunctionsUsage.size).toBe(3) |
| 1980 | expect(workerNode.usage.tasks.executed).toBeGreaterThan(0) |
| 1981 | expect(workerNode.tasksQueue.enablePriority).toBe(true) |
| 1982 | for (const taskFunctionProperties of pool.listTaskFunctionsProperties()) { |
| 1983 | expect( |
| 1984 | workerNode.getTaskFunctionWorkerUsage(taskFunctionProperties.name) |
| 1985 | ).toStrictEqual({ |
| 1986 | elu: { |
| 1987 | active: { |
| 1988 | history: expect.any(CircularBuffer), |
| 1989 | }, |
| 1990 | idle: { |
| 1991 | history: expect.any(CircularBuffer), |
| 1992 | }, |
| 1993 | }, |
| 1994 | runTime: { |
| 1995 | history: expect.any(CircularBuffer), |
| 1996 | }, |
| 1997 | tasks: { |
| 1998 | executed: expect.any(Number), |
| 1999 | executing: 0, |
| 2000 | failed: 0, |
| 2001 | queued: 0, |
| 2002 | sequentiallyStolen: 0, |
| 2003 | stolen: 0, |
| 2004 | }, |
| 2005 | waitTime: { |
| 2006 | history: expect.any(CircularBuffer), |
| 2007 | }, |
| 2008 | }) |
| 2009 | expect( |
| 2010 | workerNode.getTaskFunctionWorkerUsage(taskFunctionProperties.name) |
| 2011 | .tasks.executed |
| 2012 | ).toBeGreaterThan(0) |
| 2013 | } |
| 2014 | expect( |
| 2015 | workerNode.getTaskFunctionWorkerUsage(DEFAULT_TASK_NAME) |
| 2016 | ).toStrictEqual( |
| 2017 | workerNode.getTaskFunctionWorkerUsage( |
| 2018 | workerNode.info.taskFunctionsProperties[1].name |
| 2019 | ) |
| 2020 | ) |
| 2021 | } |
| 2022 | await pool.destroy() |
| 2023 | }) |
| 2024 | |
| 2025 | it('Verify sendKillMessageToWorker()', async () => { |
| 2026 | const pool = new DynamicClusterPool( |
| 2027 | Math.floor(numberOfWorkers / 2), |
| 2028 | numberOfWorkers, |
| 2029 | './tests/worker-files/cluster/testWorker.cjs' |
| 2030 | ) |
| 2031 | const workerNodeKey = 0 |
| 2032 | await expect( |
| 2033 | pool.sendKillMessageToWorker(workerNodeKey) |
| 2034 | ).resolves.toBeUndefined() |
| 2035 | await pool.destroy() |
| 2036 | }) |
| 2037 | |
| 2038 | it('Verify sendTaskFunctionOperationToWorker()', async () => { |
| 2039 | const pool = new DynamicClusterPool( |
| 2040 | Math.floor(numberOfWorkers / 2), |
| 2041 | numberOfWorkers, |
| 2042 | './tests/worker-files/cluster/testWorker.cjs' |
| 2043 | ) |
| 2044 | const workerNodeKey = 0 |
| 2045 | await expect( |
| 2046 | pool.sendTaskFunctionOperationToWorker(workerNodeKey, { |
| 2047 | taskFunction: (() => {}).toString(), |
| 2048 | taskFunctionOperation: 'add', |
| 2049 | taskFunctionProperties: { name: 'empty' }, |
| 2050 | }) |
| 2051 | ).resolves.toBe(true) |
| 2052 | expect( |
| 2053 | pool.workerNodes[workerNodeKey].info.taskFunctionsProperties |
| 2054 | ).toStrictEqual([ |
| 2055 | { name: DEFAULT_TASK_NAME }, |
| 2056 | { name: 'test' }, |
| 2057 | { name: 'empty' }, |
| 2058 | ]) |
| 2059 | await pool.destroy() |
| 2060 | }) |
| 2061 | |
| 2062 | it('Verify sendTaskFunctionOperationToWorkers()', async () => { |
| 2063 | const pool = new DynamicClusterPool( |
| 2064 | Math.floor(numberOfWorkers / 2), |
| 2065 | numberOfWorkers, |
| 2066 | './tests/worker-files/cluster/testWorker.cjs' |
| 2067 | ) |
| 2068 | await expect( |
| 2069 | pool.sendTaskFunctionOperationToWorkers({ |
| 2070 | taskFunction: (() => {}).toString(), |
| 2071 | taskFunctionOperation: 'add', |
| 2072 | taskFunctionProperties: { name: 'empty' }, |
| 2073 | }) |
| 2074 | ).resolves.toBe(true) |
| 2075 | for (const workerNode of pool.workerNodes) { |
| 2076 | expect(workerNode.info.taskFunctionsProperties).toStrictEqual([ |
| 2077 | { name: DEFAULT_TASK_NAME }, |
| 2078 | { name: 'test' }, |
| 2079 | { name: 'empty' }, |
| 2080 | ]) |
| 2081 | } |
| 2082 | await pool.destroy() |
| 2083 | }) |
| 2084 | }) |