| 1 | const { expect } = require('expect') |
| 2 | const { |
| 3 | WorkerChoiceStrategies, |
| 4 | DynamicThreadPool, |
| 5 | FixedThreadPool, |
| 6 | FixedClusterPool |
| 7 | } = require('../../../lib') |
| 8 | const { CircularArray } = require('../../../lib/circular-array') |
| 9 | |
| 10 | describe('Selection strategies test suite', () => { |
| 11 | const min = 0 |
| 12 | const max = 3 |
| 13 | |
| 14 | it('Verify that WorkerChoiceStrategies enumeration provides string values', () => { |
| 15 | expect(WorkerChoiceStrategies.ROUND_ROBIN).toBe('ROUND_ROBIN') |
| 16 | expect(WorkerChoiceStrategies.LEAST_USED).toBe('LEAST_USED') |
| 17 | expect(WorkerChoiceStrategies.LEAST_BUSY).toBe('LEAST_BUSY') |
| 18 | expect(WorkerChoiceStrategies.LEAST_ELU).toBe('LEAST_ELU') |
| 19 | expect(WorkerChoiceStrategies.FAIR_SHARE).toBe('FAIR_SHARE') |
| 20 | expect(WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN).toBe( |
| 21 | 'WEIGHTED_ROUND_ROBIN' |
| 22 | ) |
| 23 | expect(WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN).toBe( |
| 24 | 'INTERLEAVED_WEIGHTED_ROUND_ROBIN' |
| 25 | ) |
| 26 | }) |
| 27 | |
| 28 | it('Verify ROUND_ROBIN strategy is the default at pool creation', async () => { |
| 29 | const pool = new DynamicThreadPool( |
| 30 | min, |
| 31 | max, |
| 32 | './tests/worker-files/thread/testWorker.js' |
| 33 | ) |
| 34 | expect(pool.opts.workerChoiceStrategy).toBe( |
| 35 | WorkerChoiceStrategies.ROUND_ROBIN |
| 36 | ) |
| 37 | // We need to clean up the resources after our test |
| 38 | await pool.destroy() |
| 39 | }) |
| 40 | |
| 41 | it('Verify available strategies are taken at pool creation', async () => { |
| 42 | for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) { |
| 43 | const pool = new FixedThreadPool( |
| 44 | max, |
| 45 | './tests/worker-files/thread/testWorker.js', |
| 46 | { workerChoiceStrategy } |
| 47 | ) |
| 48 | expect(pool.opts.workerChoiceStrategy).toBe(workerChoiceStrategy) |
| 49 | expect(pool.workerChoiceStrategyContext.workerChoiceStrategy).toBe( |
| 50 | workerChoiceStrategy |
| 51 | ) |
| 52 | await pool.destroy() |
| 53 | } |
| 54 | }) |
| 55 | |
| 56 | it('Verify available strategies can be set after pool creation', async () => { |
| 57 | for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) { |
| 58 | const pool = new DynamicThreadPool( |
| 59 | min, |
| 60 | max, |
| 61 | './tests/worker-files/thread/testWorker.js' |
| 62 | ) |
| 63 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 64 | expect(pool.opts.workerChoiceStrategy).toBe(workerChoiceStrategy) |
| 65 | expect(pool.workerChoiceStrategyContext.workerChoiceStrategy).toBe( |
| 66 | workerChoiceStrategy |
| 67 | ) |
| 68 | await pool.destroy() |
| 69 | } |
| 70 | }) |
| 71 | |
| 72 | it('Verify available strategies default internals at pool creation', async () => { |
| 73 | const pool = new FixedThreadPool( |
| 74 | max, |
| 75 | './tests/worker-files/thread/testWorker.js' |
| 76 | ) |
| 77 | for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) { |
| 78 | if (workerChoiceStrategy === WorkerChoiceStrategies.ROUND_ROBIN) { |
| 79 | expect( |
| 80 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 81 | workerChoiceStrategy |
| 82 | ).nextWorkerNodeId |
| 83 | ).toBe(0) |
| 84 | } else if (workerChoiceStrategy === WorkerChoiceStrategies.FAIR_SHARE) { |
| 85 | expect( |
| 86 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 87 | workerChoiceStrategy |
| 88 | ).workersVirtualTaskEndTimestamp |
| 89 | ).toBeInstanceOf(Array) |
| 90 | expect( |
| 91 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 92 | workerChoiceStrategy |
| 93 | ).workersVirtualTaskEndTimestamp.length |
| 94 | ).toBe(0) |
| 95 | } else if ( |
| 96 | workerChoiceStrategy === WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN |
| 97 | ) { |
| 98 | expect( |
| 99 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 100 | workerChoiceStrategy |
| 101 | ).currentWorkerNodeId |
| 102 | ).toBe(0) |
| 103 | expect( |
| 104 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 105 | workerChoiceStrategy |
| 106 | ).defaultWorkerWeight |
| 107 | ).toBeGreaterThan(0) |
| 108 | expect( |
| 109 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 110 | workerChoiceStrategy |
| 111 | ).workerVirtualTaskRunTime |
| 112 | ).toBe(0) |
| 113 | } |
| 114 | } |
| 115 | await pool.destroy() |
| 116 | }) |
| 117 | |
| 118 | it('Verify ROUND_ROBIN strategy default tasks usage statistics requirements', async () => { |
| 119 | const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN |
| 120 | let pool = new FixedThreadPool( |
| 121 | max, |
| 122 | './tests/worker-files/thread/testWorker.js', |
| 123 | { workerChoiceStrategy } |
| 124 | ) |
| 125 | expect( |
| 126 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 127 | ).toStrictEqual({ |
| 128 | runTime: { |
| 129 | aggregate: false, |
| 130 | average: false, |
| 131 | median: false |
| 132 | }, |
| 133 | waitTime: { |
| 134 | aggregate: false, |
| 135 | average: false, |
| 136 | median: false |
| 137 | }, |
| 138 | elu: { |
| 139 | aggregate: false, |
| 140 | average: false, |
| 141 | median: false |
| 142 | } |
| 143 | }) |
| 144 | await pool.destroy() |
| 145 | pool = new DynamicThreadPool( |
| 146 | min, |
| 147 | max, |
| 148 | './tests/worker-files/thread/testWorker.js', |
| 149 | { workerChoiceStrategy } |
| 150 | ) |
| 151 | expect( |
| 152 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 153 | ).toStrictEqual({ |
| 154 | runTime: { |
| 155 | aggregate: false, |
| 156 | average: false, |
| 157 | median: false |
| 158 | }, |
| 159 | waitTime: { |
| 160 | aggregate: false, |
| 161 | average: false, |
| 162 | median: false |
| 163 | }, |
| 164 | elu: { |
| 165 | aggregate: false, |
| 166 | average: false, |
| 167 | median: false |
| 168 | } |
| 169 | }) |
| 170 | // We need to clean up the resources after our test |
| 171 | await pool.destroy() |
| 172 | }) |
| 173 | |
| 174 | it('Verify ROUND_ROBIN strategy can be run in a fixed pool', async () => { |
| 175 | const pool = new FixedThreadPool( |
| 176 | max, |
| 177 | './tests/worker-files/thread/testWorker.js', |
| 178 | { workerChoiceStrategy: WorkerChoiceStrategies.ROUND_ROBIN } |
| 179 | ) |
| 180 | // TODO: Create a better test to cover `RoundRobinWorkerChoiceStrategy#choose` |
| 181 | const promises = new Set() |
| 182 | const maxMultiplier = 2 |
| 183 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 184 | promises.add(pool.execute()) |
| 185 | } |
| 186 | await Promise.all(promises) |
| 187 | for (const workerNode of pool.workerNodes) { |
| 188 | expect(workerNode.workerUsage).toStrictEqual({ |
| 189 | tasks: { |
| 190 | executed: maxMultiplier, |
| 191 | executing: 0, |
| 192 | queued: 0, |
| 193 | failed: 0 |
| 194 | }, |
| 195 | runTime: { |
| 196 | aggregate: 0, |
| 197 | average: 0, |
| 198 | median: 0, |
| 199 | history: expect.any(CircularArray) |
| 200 | }, |
| 201 | waitTime: { |
| 202 | aggregate: 0, |
| 203 | average: 0, |
| 204 | median: 0, |
| 205 | history: expect.any(CircularArray) |
| 206 | }, |
| 207 | elu: { |
| 208 | idle: { |
| 209 | aggregate: 0, |
| 210 | average: 0, |
| 211 | median: 0, |
| 212 | history: expect.any(CircularArray) |
| 213 | }, |
| 214 | active: { |
| 215 | aggregate: 0, |
| 216 | average: 0, |
| 217 | median: 0, |
| 218 | history: expect.any(CircularArray) |
| 219 | }, |
| 220 | utilization: 0 |
| 221 | } |
| 222 | }) |
| 223 | } |
| 224 | expect( |
| 225 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 226 | WorkerChoiceStrategies.ROUND_ROBIN |
| 227 | ).nextWorkerNodeId |
| 228 | ).toBe(0) |
| 229 | // We need to clean up the resources after our test |
| 230 | await pool.destroy() |
| 231 | }) |
| 232 | |
| 233 | it('Verify ROUND_ROBIN strategy can be run in a dynamic pool', async () => { |
| 234 | const pool = new DynamicThreadPool( |
| 235 | min, |
| 236 | max, |
| 237 | './tests/worker-files/thread/testWorker.js', |
| 238 | { workerChoiceStrategy: WorkerChoiceStrategies.ROUND_ROBIN } |
| 239 | ) |
| 240 | // TODO: Create a better test to cover `RoundRobinWorkerChoiceStrategy#choose` |
| 241 | const promises = new Set() |
| 242 | const maxMultiplier = 2 |
| 243 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 244 | promises.add(pool.execute()) |
| 245 | } |
| 246 | await Promise.all(promises) |
| 247 | for (const workerNode of pool.workerNodes) { |
| 248 | expect(workerNode.workerUsage).toStrictEqual({ |
| 249 | tasks: { |
| 250 | executed: maxMultiplier, |
| 251 | executing: 0, |
| 252 | queued: 0, |
| 253 | failed: 0 |
| 254 | }, |
| 255 | runTime: { |
| 256 | aggregate: 0, |
| 257 | average: 0, |
| 258 | median: 0, |
| 259 | history: expect.any(CircularArray) |
| 260 | }, |
| 261 | waitTime: { |
| 262 | aggregate: 0, |
| 263 | average: 0, |
| 264 | median: 0, |
| 265 | history: expect.any(CircularArray) |
| 266 | }, |
| 267 | elu: { |
| 268 | idle: { |
| 269 | aggregate: 0, |
| 270 | average: 0, |
| 271 | median: 0, |
| 272 | history: expect.any(CircularArray) |
| 273 | }, |
| 274 | active: { |
| 275 | aggregate: 0, |
| 276 | average: 0, |
| 277 | median: 0, |
| 278 | history: expect.any(CircularArray) |
| 279 | }, |
| 280 | utilization: 0 |
| 281 | } |
| 282 | }) |
| 283 | } |
| 284 | expect( |
| 285 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 286 | WorkerChoiceStrategies.ROUND_ROBIN |
| 287 | ).nextWorkerNodeId |
| 288 | ).toBe(0) |
| 289 | // We need to clean up the resources after our test |
| 290 | await pool.destroy() |
| 291 | }) |
| 292 | |
| 293 | it('Verify ROUND_ROBIN strategy runtime behavior', async () => { |
| 294 | const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN |
| 295 | let pool = new FixedClusterPool( |
| 296 | max, |
| 297 | './tests/worker-files/cluster/testWorker.js', |
| 298 | { workerChoiceStrategy } |
| 299 | ) |
| 300 | let results = new Set() |
| 301 | for (let i = 0; i < max; i++) { |
| 302 | results.add(pool.workerNodes[pool.chooseWorkerNode()].worker.id) |
| 303 | } |
| 304 | expect(results.size).toBe(max) |
| 305 | await pool.destroy() |
| 306 | pool = new FixedThreadPool( |
| 307 | max, |
| 308 | './tests/worker-files/thread/testWorker.js', |
| 309 | { workerChoiceStrategy } |
| 310 | ) |
| 311 | results = new Set() |
| 312 | for (let i = 0; i < max; i++) { |
| 313 | results.add(pool.workerNodes[pool.chooseWorkerNode()].worker.threadId) |
| 314 | } |
| 315 | expect(results.size).toBe(max) |
| 316 | await pool.destroy() |
| 317 | }) |
| 318 | |
| 319 | it('Verify ROUND_ROBIN strategy internals are resets after setting it', async () => { |
| 320 | const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN |
| 321 | let pool = new FixedThreadPool( |
| 322 | max, |
| 323 | './tests/worker-files/thread/testWorker.js', |
| 324 | { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN } |
| 325 | ) |
| 326 | expect( |
| 327 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 328 | workerChoiceStrategy |
| 329 | ).nextWorkerNodeId |
| 330 | ).toBeDefined() |
| 331 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 332 | expect( |
| 333 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 334 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 335 | ).nextWorkerNodeId |
| 336 | ).toBe(0) |
| 337 | await pool.destroy() |
| 338 | pool = new DynamicThreadPool( |
| 339 | min, |
| 340 | max, |
| 341 | './tests/worker-files/thread/testWorker.js', |
| 342 | { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN } |
| 343 | ) |
| 344 | expect( |
| 345 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 346 | workerChoiceStrategy |
| 347 | ).nextWorkerNodeId |
| 348 | ).toBeDefined() |
| 349 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 350 | expect( |
| 351 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 352 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 353 | ).nextWorkerNodeId |
| 354 | ).toBe(0) |
| 355 | // We need to clean up the resources after our test |
| 356 | await pool.destroy() |
| 357 | }) |
| 358 | |
| 359 | it('Verify LEAST_USED strategy default tasks usage statistics requirements', async () => { |
| 360 | const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_USED |
| 361 | let pool = new FixedThreadPool( |
| 362 | max, |
| 363 | './tests/worker-files/thread/testWorker.js', |
| 364 | { workerChoiceStrategy } |
| 365 | ) |
| 366 | expect( |
| 367 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 368 | ).toStrictEqual({ |
| 369 | runTime: { |
| 370 | aggregate: false, |
| 371 | average: false, |
| 372 | median: false |
| 373 | }, |
| 374 | waitTime: { |
| 375 | aggregate: false, |
| 376 | average: false, |
| 377 | median: false |
| 378 | }, |
| 379 | elu: { |
| 380 | aggregate: false, |
| 381 | average: false, |
| 382 | median: false |
| 383 | } |
| 384 | }) |
| 385 | await pool.destroy() |
| 386 | pool = new DynamicThreadPool( |
| 387 | min, |
| 388 | max, |
| 389 | './tests/worker-files/thread/testWorker.js', |
| 390 | { workerChoiceStrategy } |
| 391 | ) |
| 392 | expect( |
| 393 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 394 | ).toStrictEqual({ |
| 395 | runTime: { |
| 396 | aggregate: false, |
| 397 | average: false, |
| 398 | median: false |
| 399 | }, |
| 400 | waitTime: { |
| 401 | aggregate: false, |
| 402 | average: false, |
| 403 | median: false |
| 404 | }, |
| 405 | elu: { |
| 406 | aggregate: false, |
| 407 | average: false, |
| 408 | median: false |
| 409 | } |
| 410 | }) |
| 411 | // We need to clean up the resources after our test |
| 412 | await pool.destroy() |
| 413 | }) |
| 414 | |
| 415 | it('Verify LEAST_USED strategy can be run in a fixed pool', async () => { |
| 416 | const pool = new FixedThreadPool( |
| 417 | max, |
| 418 | './tests/worker-files/thread/testWorker.js', |
| 419 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED } |
| 420 | ) |
| 421 | // TODO: Create a better test to cover `LeastUsedWorkerChoiceStrategy#choose` |
| 422 | const promises = new Set() |
| 423 | const maxMultiplier = 2 |
| 424 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 425 | promises.add(pool.execute()) |
| 426 | } |
| 427 | await Promise.all(promises) |
| 428 | for (const workerNode of pool.workerNodes) { |
| 429 | expect(workerNode.workerUsage).toStrictEqual({ |
| 430 | tasks: { |
| 431 | executed: maxMultiplier, |
| 432 | executing: 0, |
| 433 | queued: 0, |
| 434 | failed: 0 |
| 435 | }, |
| 436 | runTime: { |
| 437 | aggregate: 0, |
| 438 | average: 0, |
| 439 | median: 0, |
| 440 | history: expect.any(CircularArray) |
| 441 | }, |
| 442 | waitTime: { |
| 443 | aggregate: 0, |
| 444 | average: 0, |
| 445 | median: 0, |
| 446 | history: expect.any(CircularArray) |
| 447 | }, |
| 448 | elu: { |
| 449 | idle: { |
| 450 | aggregate: 0, |
| 451 | average: 0, |
| 452 | median: 0, |
| 453 | history: expect.any(CircularArray) |
| 454 | }, |
| 455 | active: { |
| 456 | aggregate: 0, |
| 457 | average: 0, |
| 458 | median: 0, |
| 459 | history: expect.any(CircularArray) |
| 460 | }, |
| 461 | utilization: 0 |
| 462 | } |
| 463 | }) |
| 464 | } |
| 465 | // We need to clean up the resources after our test |
| 466 | await pool.destroy() |
| 467 | }) |
| 468 | |
| 469 | it('Verify LEAST_USED strategy can be run in a dynamic pool', async () => { |
| 470 | const pool = new DynamicThreadPool( |
| 471 | min, |
| 472 | max, |
| 473 | './tests/worker-files/thread/testWorker.js', |
| 474 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED } |
| 475 | ) |
| 476 | // TODO: Create a better test to cover `LeastUsedWorkerChoiceStrategy#choose` |
| 477 | const promises = new Set() |
| 478 | const maxMultiplier = 2 |
| 479 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 480 | promises.add(pool.execute()) |
| 481 | } |
| 482 | await Promise.all(promises) |
| 483 | for (const workerNode of pool.workerNodes) { |
| 484 | expect(workerNode.workerUsage).toStrictEqual({ |
| 485 | tasks: { |
| 486 | executed: maxMultiplier, |
| 487 | executing: 0, |
| 488 | queued: 0, |
| 489 | failed: 0 |
| 490 | }, |
| 491 | runTime: { |
| 492 | aggregate: 0, |
| 493 | average: 0, |
| 494 | median: 0, |
| 495 | history: expect.any(CircularArray) |
| 496 | }, |
| 497 | waitTime: { |
| 498 | aggregate: 0, |
| 499 | average: 0, |
| 500 | median: 0, |
| 501 | history: expect.any(CircularArray) |
| 502 | }, |
| 503 | elu: { |
| 504 | idle: { |
| 505 | aggregate: 0, |
| 506 | average: 0, |
| 507 | median: 0, |
| 508 | history: expect.any(CircularArray) |
| 509 | }, |
| 510 | active: { |
| 511 | aggregate: 0, |
| 512 | average: 0, |
| 513 | median: 0, |
| 514 | history: expect.any(CircularArray) |
| 515 | }, |
| 516 | utilization: 0 |
| 517 | } |
| 518 | }) |
| 519 | } |
| 520 | // We need to clean up the resources after our test |
| 521 | await pool.destroy() |
| 522 | }) |
| 523 | |
| 524 | it('Verify LEAST_BUSY strategy default tasks usage statistics requirements', async () => { |
| 525 | const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_BUSY |
| 526 | let pool = new FixedThreadPool( |
| 527 | max, |
| 528 | './tests/worker-files/thread/testWorker.js', |
| 529 | { workerChoiceStrategy } |
| 530 | ) |
| 531 | expect( |
| 532 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 533 | ).toStrictEqual({ |
| 534 | runTime: { |
| 535 | aggregate: true, |
| 536 | average: false, |
| 537 | median: false |
| 538 | }, |
| 539 | waitTime: { |
| 540 | aggregate: true, |
| 541 | average: false, |
| 542 | median: false |
| 543 | }, |
| 544 | elu: { |
| 545 | aggregate: false, |
| 546 | average: false, |
| 547 | median: false |
| 548 | } |
| 549 | }) |
| 550 | await pool.destroy() |
| 551 | pool = new DynamicThreadPool( |
| 552 | min, |
| 553 | max, |
| 554 | './tests/worker-files/thread/testWorker.js', |
| 555 | { workerChoiceStrategy } |
| 556 | ) |
| 557 | expect( |
| 558 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 559 | ).toStrictEqual({ |
| 560 | runTime: { |
| 561 | aggregate: true, |
| 562 | average: false, |
| 563 | median: false |
| 564 | }, |
| 565 | waitTime: { |
| 566 | aggregate: true, |
| 567 | average: false, |
| 568 | median: false |
| 569 | }, |
| 570 | elu: { |
| 571 | aggregate: false, |
| 572 | average: false, |
| 573 | median: false |
| 574 | } |
| 575 | }) |
| 576 | // We need to clean up the resources after our test |
| 577 | await pool.destroy() |
| 578 | }) |
| 579 | |
| 580 | it('Verify LEAST_BUSY strategy can be run in a fixed pool', async () => { |
| 581 | const pool = new FixedThreadPool( |
| 582 | max, |
| 583 | './tests/worker-files/thread/testWorker.js', |
| 584 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_BUSY } |
| 585 | ) |
| 586 | // TODO: Create a better test to cover `LeastBusyWorkerChoiceStrategy#choose` |
| 587 | const promises = new Set() |
| 588 | const maxMultiplier = 2 |
| 589 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 590 | promises.add(pool.execute()) |
| 591 | } |
| 592 | await Promise.all(promises) |
| 593 | for (const workerNode of pool.workerNodes) { |
| 594 | expect(workerNode.workerUsage).toStrictEqual({ |
| 595 | tasks: { |
| 596 | executed: expect.any(Number), |
| 597 | executing: 0, |
| 598 | queued: 0, |
| 599 | failed: 0 |
| 600 | }, |
| 601 | runTime: { |
| 602 | aggregate: expect.any(Number), |
| 603 | average: 0, |
| 604 | median: 0, |
| 605 | history: expect.any(CircularArray) |
| 606 | }, |
| 607 | waitTime: { |
| 608 | aggregate: expect.any(Number), |
| 609 | average: 0, |
| 610 | median: 0, |
| 611 | history: expect.any(CircularArray) |
| 612 | }, |
| 613 | elu: { |
| 614 | idle: { |
| 615 | aggregate: 0, |
| 616 | average: 0, |
| 617 | median: 0, |
| 618 | history: expect.any(CircularArray) |
| 619 | }, |
| 620 | active: { |
| 621 | aggregate: 0, |
| 622 | average: 0, |
| 623 | median: 0, |
| 624 | history: expect.any(CircularArray) |
| 625 | }, |
| 626 | utilization: 0 |
| 627 | } |
| 628 | }) |
| 629 | expect(workerNode.workerUsage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 630 | expect(workerNode.workerUsage.tasks.executed).toBeLessThanOrEqual( |
| 631 | max * maxMultiplier |
| 632 | ) |
| 633 | expect(workerNode.workerUsage.runTime.aggregate).toBeGreaterThanOrEqual(0) |
| 634 | expect(workerNode.workerUsage.waitTime.aggregate).toBeGreaterThanOrEqual( |
| 635 | 0 |
| 636 | ) |
| 637 | } |
| 638 | // We need to clean up the resources after our test |
| 639 | await pool.destroy() |
| 640 | }) |
| 641 | |
| 642 | it('Verify LEAST_BUSY strategy can be run in a dynamic pool', async () => { |
| 643 | const pool = new DynamicThreadPool( |
| 644 | min, |
| 645 | max, |
| 646 | './tests/worker-files/thread/testWorker.js', |
| 647 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_BUSY } |
| 648 | ) |
| 649 | // TODO: Create a better test to cover `LeastBusyWorkerChoiceStrategy#choose` |
| 650 | const promises = new Set() |
| 651 | const maxMultiplier = 2 |
| 652 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 653 | promises.add(pool.execute()) |
| 654 | } |
| 655 | await Promise.all(promises) |
| 656 | for (const workerNode of pool.workerNodes) { |
| 657 | expect(workerNode.workerUsage).toStrictEqual({ |
| 658 | tasks: { |
| 659 | executed: expect.any(Number), |
| 660 | executing: 0, |
| 661 | queued: 0, |
| 662 | failed: 0 |
| 663 | }, |
| 664 | runTime: { |
| 665 | aggregate: expect.any(Number), |
| 666 | average: 0, |
| 667 | median: 0, |
| 668 | history: expect.any(CircularArray) |
| 669 | }, |
| 670 | waitTime: { |
| 671 | aggregate: expect.any(Number), |
| 672 | average: 0, |
| 673 | median: 0, |
| 674 | history: expect.any(CircularArray) |
| 675 | }, |
| 676 | elu: { |
| 677 | idle: { |
| 678 | aggregate: 0, |
| 679 | average: 0, |
| 680 | median: 0, |
| 681 | history: expect.any(CircularArray) |
| 682 | }, |
| 683 | active: { |
| 684 | aggregate: 0, |
| 685 | average: 0, |
| 686 | median: 0, |
| 687 | history: expect.any(CircularArray) |
| 688 | }, |
| 689 | utilization: 0 |
| 690 | } |
| 691 | }) |
| 692 | expect(workerNode.workerUsage.tasks.executed).toBeGreaterThan(0) |
| 693 | expect(workerNode.workerUsage.tasks.executed).toBeLessThanOrEqual( |
| 694 | max * maxMultiplier |
| 695 | ) |
| 696 | expect(workerNode.workerUsage.runTime.aggregate).toBeGreaterThan(0) |
| 697 | expect(workerNode.workerUsage.waitTime.aggregate).toBeGreaterThan(0) |
| 698 | } |
| 699 | // We need to clean up the resources after our test |
| 700 | await pool.destroy() |
| 701 | }) |
| 702 | |
| 703 | it('Verify LEAST_ELU strategy default tasks usage statistics requirements', async () => { |
| 704 | const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_ELU |
| 705 | let pool = new FixedThreadPool( |
| 706 | max, |
| 707 | './tests/worker-files/thread/testWorker.js', |
| 708 | { workerChoiceStrategy } |
| 709 | ) |
| 710 | expect( |
| 711 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 712 | ).toStrictEqual({ |
| 713 | runTime: { |
| 714 | aggregate: false, |
| 715 | average: false, |
| 716 | median: false |
| 717 | }, |
| 718 | waitTime: { |
| 719 | aggregate: false, |
| 720 | average: false, |
| 721 | median: false |
| 722 | }, |
| 723 | elu: { |
| 724 | aggregate: true, |
| 725 | average: false, |
| 726 | median: false |
| 727 | } |
| 728 | }) |
| 729 | await pool.destroy() |
| 730 | pool = new DynamicThreadPool( |
| 731 | min, |
| 732 | max, |
| 733 | './tests/worker-files/thread/testWorker.js', |
| 734 | { workerChoiceStrategy } |
| 735 | ) |
| 736 | expect( |
| 737 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 738 | ).toStrictEqual({ |
| 739 | runTime: { |
| 740 | aggregate: false, |
| 741 | average: false, |
| 742 | median: false |
| 743 | }, |
| 744 | waitTime: { |
| 745 | aggregate: false, |
| 746 | average: false, |
| 747 | median: false |
| 748 | }, |
| 749 | elu: { |
| 750 | aggregate: true, |
| 751 | average: false, |
| 752 | median: false |
| 753 | } |
| 754 | }) |
| 755 | // We need to clean up the resources after our test |
| 756 | await pool.destroy() |
| 757 | }) |
| 758 | |
| 759 | it('Verify LEAST_ELU strategy can be run in a fixed pool', async () => { |
| 760 | const pool = new FixedThreadPool( |
| 761 | max, |
| 762 | './tests/worker-files/thread/testWorker.js', |
| 763 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_ELU } |
| 764 | ) |
| 765 | // TODO: Create a better test to cover `LeastEluWorkerChoiceStrategy#choose` |
| 766 | const promises = new Set() |
| 767 | const maxMultiplier = 2 |
| 768 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 769 | promises.add(pool.execute()) |
| 770 | } |
| 771 | await Promise.all(promises) |
| 772 | for (const workerNode of pool.workerNodes) { |
| 773 | expect(workerNode.workerUsage).toStrictEqual({ |
| 774 | tasks: { |
| 775 | executed: expect.any(Number), |
| 776 | executing: 0, |
| 777 | queued: 0, |
| 778 | failed: 0 |
| 779 | }, |
| 780 | runTime: { |
| 781 | aggregate: 0, |
| 782 | average: 0, |
| 783 | median: 0, |
| 784 | history: expect.any(CircularArray) |
| 785 | }, |
| 786 | waitTime: { |
| 787 | aggregate: 0, |
| 788 | average: 0, |
| 789 | median: 0, |
| 790 | history: expect.any(CircularArray) |
| 791 | }, |
| 792 | elu: { |
| 793 | idle: { |
| 794 | aggregate: 0, |
| 795 | average: 0, |
| 796 | median: 0, |
| 797 | history: expect.any(CircularArray) |
| 798 | }, |
| 799 | active: { |
| 800 | aggregate: expect.any(Number), |
| 801 | average: 0, |
| 802 | median: 0, |
| 803 | history: expect.any(CircularArray) |
| 804 | }, |
| 805 | utilization: expect.any(Number) |
| 806 | } |
| 807 | }) |
| 808 | expect(workerNode.workerUsage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 809 | expect(workerNode.workerUsage.tasks.executed).toBeLessThanOrEqual( |
| 810 | max * maxMultiplier |
| 811 | ) |
| 812 | expect(workerNode.workerUsage.elu.utilization).toBeGreaterThanOrEqual(0) |
| 813 | expect(workerNode.workerUsage.elu.utilization).toBeLessThanOrEqual(1) |
| 814 | } |
| 815 | // We need to clean up the resources after our test |
| 816 | await pool.destroy() |
| 817 | }) |
| 818 | |
| 819 | it('Verify LEAST_ELU strategy can be run in a dynamic pool', async () => { |
| 820 | const pool = new DynamicThreadPool( |
| 821 | min, |
| 822 | max, |
| 823 | './tests/worker-files/thread/testWorker.js', |
| 824 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_ELU } |
| 825 | ) |
| 826 | // TODO: Create a better test to cover `LeastEluWorkerChoiceStrategy#choose` |
| 827 | const promises = new Set() |
| 828 | const maxMultiplier = 2 |
| 829 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 830 | promises.add(pool.execute()) |
| 831 | } |
| 832 | await Promise.all(promises) |
| 833 | for (const workerNode of pool.workerNodes) { |
| 834 | expect(workerNode.workerUsage).toStrictEqual({ |
| 835 | tasks: { |
| 836 | executed: expect.any(Number), |
| 837 | executing: 0, |
| 838 | queued: 0, |
| 839 | failed: 0 |
| 840 | }, |
| 841 | runTime: { |
| 842 | aggregate: 0, |
| 843 | average: 0, |
| 844 | median: 0, |
| 845 | history: expect.any(CircularArray) |
| 846 | }, |
| 847 | waitTime: { |
| 848 | aggregate: 0, |
| 849 | average: 0, |
| 850 | median: 0, |
| 851 | history: expect.any(CircularArray) |
| 852 | }, |
| 853 | elu: { |
| 854 | idle: { |
| 855 | aggregate: 0, |
| 856 | average: 0, |
| 857 | median: 0, |
| 858 | history: expect.any(CircularArray) |
| 859 | }, |
| 860 | active: { |
| 861 | aggregate: expect.any(Number), |
| 862 | average: 0, |
| 863 | median: 0, |
| 864 | history: expect.any(CircularArray) |
| 865 | }, |
| 866 | utilization: expect.any(Number) |
| 867 | } |
| 868 | }) |
| 869 | expect(workerNode.workerUsage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 870 | expect(workerNode.workerUsage.tasks.executed).toBeLessThanOrEqual( |
| 871 | max * maxMultiplier |
| 872 | ) |
| 873 | expect(workerNode.workerUsage.elu.utilization).toBeGreaterThanOrEqual(0) |
| 874 | expect(workerNode.workerUsage.elu.utilization).toBeLessThanOrEqual(1) |
| 875 | } |
| 876 | // We need to clean up the resources after our test |
| 877 | await pool.destroy() |
| 878 | }) |
| 879 | |
| 880 | it('Verify FAIR_SHARE strategy default tasks usage statistics requirements', async () => { |
| 881 | const workerChoiceStrategy = WorkerChoiceStrategies.FAIR_SHARE |
| 882 | let pool = new FixedThreadPool( |
| 883 | max, |
| 884 | './tests/worker-files/thread/testWorker.js', |
| 885 | { workerChoiceStrategy } |
| 886 | ) |
| 887 | expect( |
| 888 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 889 | ).toStrictEqual({ |
| 890 | runTime: { |
| 891 | aggregate: true, |
| 892 | average: true, |
| 893 | median: false |
| 894 | }, |
| 895 | waitTime: { |
| 896 | aggregate: false, |
| 897 | average: false, |
| 898 | median: false |
| 899 | }, |
| 900 | elu: { |
| 901 | aggregate: true, |
| 902 | average: true, |
| 903 | median: false |
| 904 | } |
| 905 | }) |
| 906 | await pool.destroy() |
| 907 | pool = new DynamicThreadPool( |
| 908 | min, |
| 909 | max, |
| 910 | './tests/worker-files/thread/testWorker.js', |
| 911 | { workerChoiceStrategy } |
| 912 | ) |
| 913 | expect( |
| 914 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 915 | ).toStrictEqual({ |
| 916 | runTime: { |
| 917 | aggregate: true, |
| 918 | average: true, |
| 919 | median: false |
| 920 | }, |
| 921 | waitTime: { |
| 922 | aggregate: false, |
| 923 | average: false, |
| 924 | median: false |
| 925 | }, |
| 926 | elu: { |
| 927 | aggregate: true, |
| 928 | average: true, |
| 929 | median: false |
| 930 | } |
| 931 | }) |
| 932 | // We need to clean up the resources after our test |
| 933 | await pool.destroy() |
| 934 | }) |
| 935 | |
| 936 | it('Verify FAIR_SHARE strategy can be run in a fixed pool', async () => { |
| 937 | const pool = new FixedThreadPool( |
| 938 | max, |
| 939 | './tests/worker-files/thread/testWorker.js', |
| 940 | { workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE } |
| 941 | ) |
| 942 | // TODO: Create a better test to cover `FairShareChoiceStrategy#choose` |
| 943 | const promises = new Set() |
| 944 | const maxMultiplier = 2 |
| 945 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 946 | promises.add(pool.execute()) |
| 947 | } |
| 948 | await Promise.all(promises) |
| 949 | for (const workerNode of pool.workerNodes) { |
| 950 | expect(workerNode.workerUsage).toStrictEqual({ |
| 951 | tasks: { |
| 952 | executed: maxMultiplier, |
| 953 | executing: 0, |
| 954 | queued: 0, |
| 955 | failed: 0 |
| 956 | }, |
| 957 | runTime: { |
| 958 | aggregate: expect.any(Number), |
| 959 | average: expect.any(Number), |
| 960 | median: 0, |
| 961 | history: expect.any(CircularArray) |
| 962 | }, |
| 963 | waitTime: { |
| 964 | aggregate: 0, |
| 965 | average: 0, |
| 966 | median: 0, |
| 967 | history: expect.any(CircularArray) |
| 968 | }, |
| 969 | elu: { |
| 970 | idle: { |
| 971 | aggregate: 0, |
| 972 | average: 0, |
| 973 | median: 0, |
| 974 | history: expect.any(CircularArray) |
| 975 | }, |
| 976 | active: { |
| 977 | aggregate: expect.any(Number), |
| 978 | average: expect.any(Number), |
| 979 | median: 0, |
| 980 | history: expect.any(CircularArray) |
| 981 | }, |
| 982 | utilization: expect.any(Number) |
| 983 | } |
| 984 | }) |
| 985 | expect(workerNode.workerUsage.runTime.aggregate).toBeGreaterThan(0) |
| 986 | expect(workerNode.workerUsage.runTime.average).toBeGreaterThan(0) |
| 987 | expect(workerNode.workerUsage.elu.utilization).toBeGreaterThanOrEqual(0) |
| 988 | expect(workerNode.workerUsage.elu.utilization).toBeLessThanOrEqual(1) |
| 989 | } |
| 990 | expect( |
| 991 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 992 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 993 | ).workersVirtualTaskEndTimestamp.length |
| 994 | ).toBe(pool.workerNodes.length) |
| 995 | // We need to clean up the resources after our test |
| 996 | await pool.destroy() |
| 997 | }) |
| 998 | |
| 999 | it('Verify FAIR_SHARE strategy can be run in a dynamic pool', async () => { |
| 1000 | const pool = new DynamicThreadPool( |
| 1001 | min, |
| 1002 | max, |
| 1003 | './tests/worker-files/thread/testWorker.js', |
| 1004 | { workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE } |
| 1005 | ) |
| 1006 | // TODO: Create a better test to cover `FairShareChoiceStrategy#choose` |
| 1007 | const promises = new Set() |
| 1008 | const maxMultiplier = 2 |
| 1009 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1010 | promises.add(pool.execute()) |
| 1011 | } |
| 1012 | await Promise.all(promises) |
| 1013 | for (const workerNode of pool.workerNodes) { |
| 1014 | expect(workerNode.workerUsage).toStrictEqual({ |
| 1015 | tasks: { |
| 1016 | executed: maxMultiplier, |
| 1017 | executing: 0, |
| 1018 | queued: 0, |
| 1019 | failed: 0 |
| 1020 | }, |
| 1021 | runTime: { |
| 1022 | aggregate: expect.any(Number), |
| 1023 | average: expect.any(Number), |
| 1024 | median: 0, |
| 1025 | history: expect.any(CircularArray) |
| 1026 | }, |
| 1027 | waitTime: { |
| 1028 | aggregate: 0, |
| 1029 | average: 0, |
| 1030 | median: 0, |
| 1031 | history: expect.any(CircularArray) |
| 1032 | }, |
| 1033 | elu: { |
| 1034 | idle: { |
| 1035 | aggregate: 0, |
| 1036 | average: 0, |
| 1037 | median: 0, |
| 1038 | history: expect.any(CircularArray) |
| 1039 | }, |
| 1040 | active: { |
| 1041 | aggregate: expect.any(Number), |
| 1042 | average: expect.any(Number), |
| 1043 | median: 0, |
| 1044 | history: expect.any(CircularArray) |
| 1045 | }, |
| 1046 | utilization: expect.any(Number) |
| 1047 | } |
| 1048 | }) |
| 1049 | expect(workerNode.workerUsage.runTime.aggregate).toBeGreaterThan(0) |
| 1050 | expect(workerNode.workerUsage.runTime.average).toBeGreaterThan(0) |
| 1051 | expect(workerNode.workerUsage.elu.utilization).toBeGreaterThanOrEqual(0) |
| 1052 | expect(workerNode.workerUsage.elu.utilization).toBeLessThanOrEqual(1) |
| 1053 | } |
| 1054 | expect( |
| 1055 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1056 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1057 | ).workersVirtualTaskEndTimestamp.length |
| 1058 | ).toBe(pool.workerNodes.length) |
| 1059 | // We need to clean up the resources after our test |
| 1060 | await pool.destroy() |
| 1061 | }) |
| 1062 | |
| 1063 | it('Verify FAIR_SHARE strategy can be run in a dynamic pool with median runtime statistic', async () => { |
| 1064 | const pool = new DynamicThreadPool( |
| 1065 | min, |
| 1066 | max, |
| 1067 | './tests/worker-files/thread/testWorker.js', |
| 1068 | { |
| 1069 | workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE, |
| 1070 | workerChoiceStrategyOptions: { |
| 1071 | runTime: { median: true } |
| 1072 | } |
| 1073 | } |
| 1074 | ) |
| 1075 | // TODO: Create a better test to cover `FairShareChoiceStrategy#choose` |
| 1076 | const promises = new Set() |
| 1077 | const maxMultiplier = 2 |
| 1078 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1079 | promises.add(pool.execute()) |
| 1080 | } |
| 1081 | await Promise.all(promises) |
| 1082 | for (const workerNode of pool.workerNodes) { |
| 1083 | expect(workerNode.workerUsage).toStrictEqual({ |
| 1084 | tasks: { |
| 1085 | executed: maxMultiplier, |
| 1086 | executing: 0, |
| 1087 | queued: 0, |
| 1088 | failed: 0 |
| 1089 | }, |
| 1090 | runTime: { |
| 1091 | aggregate: expect.any(Number), |
| 1092 | average: 0, |
| 1093 | median: expect.any(Number), |
| 1094 | history: expect.any(CircularArray) |
| 1095 | }, |
| 1096 | waitTime: { |
| 1097 | aggregate: 0, |
| 1098 | average: 0, |
| 1099 | median: 0, |
| 1100 | history: expect.any(CircularArray) |
| 1101 | }, |
| 1102 | elu: { |
| 1103 | idle: { |
| 1104 | aggregate: 0, |
| 1105 | average: 0, |
| 1106 | median: 0, |
| 1107 | history: expect.any(CircularArray) |
| 1108 | }, |
| 1109 | active: { |
| 1110 | aggregate: expect.any(Number), |
| 1111 | average: expect.any(Number), |
| 1112 | median: 0, |
| 1113 | history: expect.any(CircularArray) |
| 1114 | }, |
| 1115 | utilization: expect.any(Number) |
| 1116 | } |
| 1117 | }) |
| 1118 | expect(workerNode.workerUsage.runTime.aggregate).toBeGreaterThan(0) |
| 1119 | expect(workerNode.workerUsage.runTime.median).toBeGreaterThan(0) |
| 1120 | expect(workerNode.workerUsage.elu.utilization).toBeGreaterThanOrEqual(0) |
| 1121 | expect(workerNode.workerUsage.elu.utilization).toBeLessThanOrEqual(1) |
| 1122 | } |
| 1123 | expect( |
| 1124 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1125 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1126 | ).workersVirtualTaskEndTimestamp.length |
| 1127 | ).toBe(pool.workerNodes.length) |
| 1128 | // We need to clean up the resources after our test |
| 1129 | await pool.destroy() |
| 1130 | }) |
| 1131 | |
| 1132 | it('Verify FAIR_SHARE strategy internals are resets after setting it', async () => { |
| 1133 | const workerChoiceStrategy = WorkerChoiceStrategies.FAIR_SHARE |
| 1134 | let pool = new FixedThreadPool( |
| 1135 | max, |
| 1136 | './tests/worker-files/thread/testWorker.js' |
| 1137 | ) |
| 1138 | expect( |
| 1139 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1140 | workerChoiceStrategy |
| 1141 | ).workersVirtualTaskEndTimestamp |
| 1142 | ).toBeInstanceOf(Array) |
| 1143 | expect( |
| 1144 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1145 | workerChoiceStrategy |
| 1146 | ).workersVirtualTaskEndTimestamp.length |
| 1147 | ).toBe(0) |
| 1148 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1149 | workerChoiceStrategy |
| 1150 | ).workersVirtualTaskEndTimestamp[0] = performance.now() |
| 1151 | expect( |
| 1152 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1153 | workerChoiceStrategy |
| 1154 | ).workersVirtualTaskEndTimestamp.length |
| 1155 | ).toBe(1) |
| 1156 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 1157 | expect( |
| 1158 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1159 | workerChoiceStrategy |
| 1160 | ).workersVirtualTaskEndTimestamp |
| 1161 | ).toBeInstanceOf(Array) |
| 1162 | expect( |
| 1163 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1164 | workerChoiceStrategy |
| 1165 | ).workersVirtualTaskEndTimestamp.length |
| 1166 | ).toBe(0) |
| 1167 | await pool.destroy() |
| 1168 | pool = new DynamicThreadPool( |
| 1169 | min, |
| 1170 | max, |
| 1171 | './tests/worker-files/thread/testWorker.js' |
| 1172 | ) |
| 1173 | expect( |
| 1174 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1175 | workerChoiceStrategy |
| 1176 | ).workersVirtualTaskEndTimestamp |
| 1177 | ).toBeInstanceOf(Array) |
| 1178 | expect( |
| 1179 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1180 | workerChoiceStrategy |
| 1181 | ).workersVirtualTaskEndTimestamp.length |
| 1182 | ).toBe(0) |
| 1183 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1184 | workerChoiceStrategy |
| 1185 | ).workersVirtualTaskEndTimestamp[0] = performance.now() |
| 1186 | expect( |
| 1187 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1188 | workerChoiceStrategy |
| 1189 | ).workersVirtualTaskEndTimestamp.length |
| 1190 | ).toBe(1) |
| 1191 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 1192 | expect( |
| 1193 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1194 | workerChoiceStrategy |
| 1195 | ).workersVirtualTaskEndTimestamp |
| 1196 | ).toBeInstanceOf(Array) |
| 1197 | expect( |
| 1198 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1199 | workerChoiceStrategy |
| 1200 | ).workersVirtualTaskEndTimestamp.length |
| 1201 | ).toBe(0) |
| 1202 | // We need to clean up the resources after our test |
| 1203 | await pool.destroy() |
| 1204 | }) |
| 1205 | |
| 1206 | it('Verify WEIGHTED_ROUND_ROBIN strategy default tasks usage statistics requirements', async () => { |
| 1207 | const workerChoiceStrategy = WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN |
| 1208 | let pool = new FixedThreadPool( |
| 1209 | max, |
| 1210 | './tests/worker-files/thread/testWorker.js', |
| 1211 | { workerChoiceStrategy } |
| 1212 | ) |
| 1213 | expect( |
| 1214 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 1215 | ).toStrictEqual({ |
| 1216 | runTime: { |
| 1217 | aggregate: true, |
| 1218 | average: true, |
| 1219 | median: false |
| 1220 | }, |
| 1221 | waitTime: { |
| 1222 | aggregate: false, |
| 1223 | average: false, |
| 1224 | median: false |
| 1225 | }, |
| 1226 | elu: { |
| 1227 | aggregate: false, |
| 1228 | average: false, |
| 1229 | median: false |
| 1230 | } |
| 1231 | }) |
| 1232 | await pool.destroy() |
| 1233 | pool = new DynamicThreadPool( |
| 1234 | min, |
| 1235 | max, |
| 1236 | './tests/worker-files/thread/testWorker.js', |
| 1237 | { workerChoiceStrategy } |
| 1238 | ) |
| 1239 | expect( |
| 1240 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 1241 | ).toStrictEqual({ |
| 1242 | runTime: { |
| 1243 | aggregate: true, |
| 1244 | average: true, |
| 1245 | median: false |
| 1246 | }, |
| 1247 | waitTime: { |
| 1248 | aggregate: false, |
| 1249 | average: false, |
| 1250 | median: false |
| 1251 | }, |
| 1252 | elu: { |
| 1253 | aggregate: false, |
| 1254 | average: false, |
| 1255 | median: false |
| 1256 | } |
| 1257 | }) |
| 1258 | // We need to clean up the resources after our test |
| 1259 | await pool.destroy() |
| 1260 | }) |
| 1261 | |
| 1262 | it('Verify WEIGHTED_ROUND_ROBIN strategy can be run in a fixed pool', async () => { |
| 1263 | const pool = new FixedThreadPool( |
| 1264 | max, |
| 1265 | './tests/worker-files/thread/testWorker.js', |
| 1266 | { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN } |
| 1267 | ) |
| 1268 | // TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose` |
| 1269 | const promises = new Set() |
| 1270 | const maxMultiplier = 2 |
| 1271 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1272 | promises.add(pool.execute()) |
| 1273 | } |
| 1274 | await Promise.all(promises) |
| 1275 | for (const workerNode of pool.workerNodes) { |
| 1276 | expect(workerNode.workerUsage).toStrictEqual({ |
| 1277 | tasks: { |
| 1278 | executed: expect.any(Number), |
| 1279 | executing: 0, |
| 1280 | queued: 0, |
| 1281 | failed: 0 |
| 1282 | }, |
| 1283 | runTime: { |
| 1284 | aggregate: expect.any(Number), |
| 1285 | average: expect.any(Number), |
| 1286 | median: 0, |
| 1287 | history: expect.any(CircularArray) |
| 1288 | }, |
| 1289 | waitTime: { |
| 1290 | aggregate: 0, |
| 1291 | average: 0, |
| 1292 | median: 0, |
| 1293 | history: expect.any(CircularArray) |
| 1294 | }, |
| 1295 | elu: { |
| 1296 | idle: { |
| 1297 | aggregate: 0, |
| 1298 | average: 0, |
| 1299 | median: 0, |
| 1300 | history: expect.any(CircularArray) |
| 1301 | }, |
| 1302 | active: { |
| 1303 | aggregate: 0, |
| 1304 | average: 0, |
| 1305 | median: 0, |
| 1306 | history: expect.any(CircularArray) |
| 1307 | }, |
| 1308 | utilization: 0 |
| 1309 | } |
| 1310 | }) |
| 1311 | expect(workerNode.workerUsage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 1312 | expect(workerNode.workerUsage.tasks.executed).toBeLessThanOrEqual( |
| 1313 | max * maxMultiplier |
| 1314 | ) |
| 1315 | expect(workerNode.workerUsage.runTime.aggregate).toBeGreaterThanOrEqual(0) |
| 1316 | expect(workerNode.workerUsage.runTime.average).toBeGreaterThanOrEqual(0) |
| 1317 | } |
| 1318 | expect( |
| 1319 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1320 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1321 | ).defaultWorkerWeight |
| 1322 | ).toBeGreaterThan(0) |
| 1323 | expect( |
| 1324 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1325 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1326 | ).workerVirtualTaskRunTime |
| 1327 | ).toBeGreaterThanOrEqual(0) |
| 1328 | // We need to clean up the resources after our test |
| 1329 | await pool.destroy() |
| 1330 | }) |
| 1331 | |
| 1332 | it('Verify WEIGHTED_ROUND_ROBIN strategy can be run in a dynamic pool', async () => { |
| 1333 | const pool = new DynamicThreadPool( |
| 1334 | min, |
| 1335 | max, |
| 1336 | './tests/worker-files/thread/testWorker.js', |
| 1337 | { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN } |
| 1338 | ) |
| 1339 | // TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose` |
| 1340 | const promises = new Set() |
| 1341 | const maxMultiplier = 2 |
| 1342 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1343 | promises.add(pool.execute()) |
| 1344 | } |
| 1345 | await Promise.all(promises) |
| 1346 | for (const workerNode of pool.workerNodes) { |
| 1347 | expect(workerNode.workerUsage).toStrictEqual({ |
| 1348 | tasks: { |
| 1349 | executed: expect.any(Number), |
| 1350 | executing: 0, |
| 1351 | queued: 0, |
| 1352 | failed: 0 |
| 1353 | }, |
| 1354 | runTime: { |
| 1355 | aggregate: expect.any(Number), |
| 1356 | average: expect.any(Number), |
| 1357 | median: 0, |
| 1358 | history: expect.any(CircularArray) |
| 1359 | }, |
| 1360 | waitTime: { |
| 1361 | aggregate: 0, |
| 1362 | average: 0, |
| 1363 | median: 0, |
| 1364 | history: expect.any(CircularArray) |
| 1365 | }, |
| 1366 | elu: { |
| 1367 | idle: { |
| 1368 | aggregate: 0, |
| 1369 | average: 0, |
| 1370 | median: 0, |
| 1371 | history: expect.any(CircularArray) |
| 1372 | }, |
| 1373 | active: { |
| 1374 | aggregate: 0, |
| 1375 | average: 0, |
| 1376 | median: 0, |
| 1377 | history: expect.any(CircularArray) |
| 1378 | }, |
| 1379 | utilization: 0 |
| 1380 | } |
| 1381 | }) |
| 1382 | expect(workerNode.workerUsage.tasks.executed).toBeGreaterThan(0) |
| 1383 | expect(workerNode.workerUsage.tasks.executed).toBeLessThanOrEqual( |
| 1384 | max * maxMultiplier |
| 1385 | ) |
| 1386 | expect(workerNode.workerUsage.runTime.aggregate).toBeGreaterThan(0) |
| 1387 | expect(workerNode.workerUsage.runTime.average).toBeGreaterThan(0) |
| 1388 | } |
| 1389 | expect( |
| 1390 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1391 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1392 | ).defaultWorkerWeight |
| 1393 | ).toBeGreaterThan(0) |
| 1394 | expect( |
| 1395 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1396 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1397 | ).workerVirtualTaskRunTime |
| 1398 | ).toBeGreaterThanOrEqual(0) |
| 1399 | // We need to clean up the resources after our test |
| 1400 | await pool.destroy() |
| 1401 | }) |
| 1402 | |
| 1403 | it('Verify WEIGHTED_ROUND_ROBIN strategy can be run in a dynamic pool with median runtime statistic', async () => { |
| 1404 | const pool = new DynamicThreadPool( |
| 1405 | min, |
| 1406 | max, |
| 1407 | './tests/worker-files/thread/testWorker.js', |
| 1408 | { |
| 1409 | workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN, |
| 1410 | workerChoiceStrategyOptions: { |
| 1411 | runTime: { median: true } |
| 1412 | } |
| 1413 | } |
| 1414 | ) |
| 1415 | // TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose` |
| 1416 | const promises = new Set() |
| 1417 | const maxMultiplier = 2 |
| 1418 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1419 | promises.add(pool.execute()) |
| 1420 | } |
| 1421 | await Promise.all(promises) |
| 1422 | for (const workerNode of pool.workerNodes) { |
| 1423 | expect(workerNode.workerUsage).toStrictEqual({ |
| 1424 | tasks: { |
| 1425 | executed: expect.any(Number), |
| 1426 | executing: 0, |
| 1427 | queued: 0, |
| 1428 | failed: 0 |
| 1429 | }, |
| 1430 | runTime: { |
| 1431 | aggregate: expect.any(Number), |
| 1432 | average: 0, |
| 1433 | median: expect.any(Number), |
| 1434 | history: expect.any(CircularArray) |
| 1435 | }, |
| 1436 | waitTime: { |
| 1437 | aggregate: 0, |
| 1438 | average: 0, |
| 1439 | median: 0, |
| 1440 | history: expect.any(CircularArray) |
| 1441 | }, |
| 1442 | elu: { |
| 1443 | idle: { |
| 1444 | aggregate: 0, |
| 1445 | average: 0, |
| 1446 | median: 0, |
| 1447 | history: expect.any(CircularArray) |
| 1448 | }, |
| 1449 | active: { |
| 1450 | aggregate: 0, |
| 1451 | average: 0, |
| 1452 | median: 0, |
| 1453 | history: expect.any(CircularArray) |
| 1454 | }, |
| 1455 | utilization: 0 |
| 1456 | } |
| 1457 | }) |
| 1458 | expect(workerNode.workerUsage.tasks.executed).toBeGreaterThan(0) |
| 1459 | expect(workerNode.workerUsage.tasks.executed).toBeLessThanOrEqual( |
| 1460 | max * maxMultiplier |
| 1461 | ) |
| 1462 | expect(workerNode.workerUsage.runTime.aggregate).toBeGreaterThan(0) |
| 1463 | expect(workerNode.workerUsage.runTime.median).toBeGreaterThan(0) |
| 1464 | } |
| 1465 | expect( |
| 1466 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1467 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1468 | ).defaultWorkerWeight |
| 1469 | ).toBeGreaterThan(0) |
| 1470 | expect( |
| 1471 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1472 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1473 | ).workerVirtualTaskRunTime |
| 1474 | ).toBeGreaterThanOrEqual(0) |
| 1475 | // We need to clean up the resources after our test |
| 1476 | await pool.destroy() |
| 1477 | }) |
| 1478 | |
| 1479 | it('Verify WEIGHTED_ROUND_ROBIN strategy internals are resets after setting it', async () => { |
| 1480 | const workerChoiceStrategy = WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN |
| 1481 | let pool = new FixedThreadPool( |
| 1482 | max, |
| 1483 | './tests/worker-files/thread/testWorker.js' |
| 1484 | ) |
| 1485 | expect( |
| 1486 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1487 | workerChoiceStrategy |
| 1488 | ).currentWorkerNodeId |
| 1489 | ).toBeDefined() |
| 1490 | expect( |
| 1491 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1492 | workerChoiceStrategy |
| 1493 | ).defaultWorkerWeight |
| 1494 | ).toBeDefined() |
| 1495 | expect( |
| 1496 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1497 | workerChoiceStrategy |
| 1498 | ).workerVirtualTaskRunTime |
| 1499 | ).toBeDefined() |
| 1500 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 1501 | expect( |
| 1502 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1503 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1504 | ).currentWorkerNodeId |
| 1505 | ).toBe(0) |
| 1506 | expect( |
| 1507 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1508 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1509 | ).defaultWorkerWeight |
| 1510 | ).toBeGreaterThan(0) |
| 1511 | expect( |
| 1512 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1513 | workerChoiceStrategy |
| 1514 | ).workerVirtualTaskRunTime |
| 1515 | ).toBe(0) |
| 1516 | await pool.destroy() |
| 1517 | pool = new DynamicThreadPool( |
| 1518 | min, |
| 1519 | max, |
| 1520 | './tests/worker-files/thread/testWorker.js' |
| 1521 | ) |
| 1522 | expect( |
| 1523 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1524 | workerChoiceStrategy |
| 1525 | ).currentWorkerNodeId |
| 1526 | ).toBeDefined() |
| 1527 | expect( |
| 1528 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1529 | workerChoiceStrategy |
| 1530 | ).defaultWorkerWeight |
| 1531 | ).toBeDefined() |
| 1532 | expect( |
| 1533 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1534 | workerChoiceStrategy |
| 1535 | ).workerVirtualTaskRunTime |
| 1536 | ).toBeDefined() |
| 1537 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 1538 | expect( |
| 1539 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1540 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1541 | ).currentWorkerNodeId |
| 1542 | ).toBe(0) |
| 1543 | expect( |
| 1544 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1545 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1546 | ).defaultWorkerWeight |
| 1547 | ).toBeGreaterThan(0) |
| 1548 | expect( |
| 1549 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1550 | workerChoiceStrategy |
| 1551 | ).workerVirtualTaskRunTime |
| 1552 | ).toBe(0) |
| 1553 | // We need to clean up the resources after our test |
| 1554 | await pool.destroy() |
| 1555 | }) |
| 1556 | |
| 1557 | it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy default tasks usage statistics requirements', async () => { |
| 1558 | const workerChoiceStrategy = |
| 1559 | WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN |
| 1560 | let pool = new FixedThreadPool( |
| 1561 | max, |
| 1562 | './tests/worker-files/thread/testWorker.js', |
| 1563 | { workerChoiceStrategy } |
| 1564 | ) |
| 1565 | expect( |
| 1566 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 1567 | ).toStrictEqual({ |
| 1568 | runTime: { |
| 1569 | aggregate: false, |
| 1570 | average: false, |
| 1571 | median: false |
| 1572 | }, |
| 1573 | waitTime: { |
| 1574 | aggregate: false, |
| 1575 | average: false, |
| 1576 | median: false |
| 1577 | }, |
| 1578 | elu: { |
| 1579 | aggregate: false, |
| 1580 | average: false, |
| 1581 | median: false |
| 1582 | } |
| 1583 | }) |
| 1584 | await pool.destroy() |
| 1585 | pool = new DynamicThreadPool( |
| 1586 | min, |
| 1587 | max, |
| 1588 | './tests/worker-files/thread/testWorker.js', |
| 1589 | { workerChoiceStrategy } |
| 1590 | ) |
| 1591 | expect( |
| 1592 | pool.workerChoiceStrategyContext.getTaskStatisticsRequirements() |
| 1593 | ).toStrictEqual({ |
| 1594 | runTime: { |
| 1595 | aggregate: false, |
| 1596 | average: false, |
| 1597 | median: false |
| 1598 | }, |
| 1599 | waitTime: { |
| 1600 | aggregate: false, |
| 1601 | average: false, |
| 1602 | median: false |
| 1603 | }, |
| 1604 | elu: { |
| 1605 | aggregate: false, |
| 1606 | average: false, |
| 1607 | median: false |
| 1608 | } |
| 1609 | }) |
| 1610 | // We need to clean up the resources after our test |
| 1611 | await pool.destroy() |
| 1612 | }) |
| 1613 | |
| 1614 | it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy can be run in a fixed pool', async () => { |
| 1615 | const pool = new FixedThreadPool( |
| 1616 | max, |
| 1617 | './tests/worker-files/thread/testWorker.js', |
| 1618 | { |
| 1619 | workerChoiceStrategy: |
| 1620 | WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN |
| 1621 | } |
| 1622 | ) |
| 1623 | // TODO: Create a better test to cover `InterleavedWeightedRoundRobinWorkerChoiceStrategy#choose` |
| 1624 | const promises = new Set() |
| 1625 | const maxMultiplier = 2 |
| 1626 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1627 | promises.add(pool.execute()) |
| 1628 | } |
| 1629 | await Promise.all(promises) |
| 1630 | for (const workerNode of pool.workerNodes) { |
| 1631 | expect(workerNode.workerUsage).toStrictEqual({ |
| 1632 | tasks: { |
| 1633 | executed: maxMultiplier, |
| 1634 | executing: 0, |
| 1635 | queued: 0, |
| 1636 | failed: 0 |
| 1637 | }, |
| 1638 | runTime: { |
| 1639 | aggregate: 0, |
| 1640 | average: 0, |
| 1641 | median: 0, |
| 1642 | history: expect.any(CircularArray) |
| 1643 | }, |
| 1644 | waitTime: { |
| 1645 | aggregate: 0, |
| 1646 | average: 0, |
| 1647 | median: 0, |
| 1648 | history: expect.any(CircularArray) |
| 1649 | }, |
| 1650 | elu: { |
| 1651 | idle: { |
| 1652 | aggregate: 0, |
| 1653 | average: 0, |
| 1654 | median: 0, |
| 1655 | history: expect.any(CircularArray) |
| 1656 | }, |
| 1657 | active: { |
| 1658 | aggregate: 0, |
| 1659 | average: 0, |
| 1660 | median: 0, |
| 1661 | history: expect.any(CircularArray) |
| 1662 | }, |
| 1663 | utilization: 0 |
| 1664 | } |
| 1665 | }) |
| 1666 | } |
| 1667 | expect( |
| 1668 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1669 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1670 | ).defaultWorkerWeight |
| 1671 | ).toBeGreaterThan(0) |
| 1672 | expect( |
| 1673 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1674 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1675 | ).currentRoundId |
| 1676 | ).toBe(0) |
| 1677 | expect( |
| 1678 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1679 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1680 | ).currentWorkerNodeId |
| 1681 | ).toBe(0) |
| 1682 | expect( |
| 1683 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1684 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1685 | ).roundWeights |
| 1686 | ).toStrictEqual([ |
| 1687 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1688 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1689 | ).defaultWorkerWeight |
| 1690 | ]) |
| 1691 | // We need to clean up the resources after our test |
| 1692 | await pool.destroy() |
| 1693 | }) |
| 1694 | |
| 1695 | it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy can be run in a dynamic pool', async () => { |
| 1696 | const pool = new DynamicThreadPool( |
| 1697 | min, |
| 1698 | max, |
| 1699 | './tests/worker-files/thread/testWorker.js', |
| 1700 | { |
| 1701 | workerChoiceStrategy: |
| 1702 | WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN |
| 1703 | } |
| 1704 | ) |
| 1705 | // TODO: Create a better test to cover `InterleavedWeightedRoundRobinWorkerChoiceStrategy#choose` |
| 1706 | const promises = new Set() |
| 1707 | const maxMultiplier = 2 |
| 1708 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1709 | promises.add(pool.execute()) |
| 1710 | } |
| 1711 | await Promise.all(promises) |
| 1712 | for (const workerNode of pool.workerNodes) { |
| 1713 | expect(workerNode.workerUsage).toStrictEqual({ |
| 1714 | tasks: { |
| 1715 | executed: maxMultiplier, |
| 1716 | executing: 0, |
| 1717 | queued: 0, |
| 1718 | failed: 0 |
| 1719 | }, |
| 1720 | runTime: { |
| 1721 | aggregate: 0, |
| 1722 | average: 0, |
| 1723 | median: 0, |
| 1724 | history: expect.any(CircularArray) |
| 1725 | }, |
| 1726 | waitTime: { |
| 1727 | aggregate: 0, |
| 1728 | average: 0, |
| 1729 | median: 0, |
| 1730 | history: expect.any(CircularArray) |
| 1731 | }, |
| 1732 | elu: { |
| 1733 | idle: { |
| 1734 | aggregate: 0, |
| 1735 | average: 0, |
| 1736 | median: 0, |
| 1737 | history: expect.any(CircularArray) |
| 1738 | }, |
| 1739 | active: { |
| 1740 | aggregate: 0, |
| 1741 | average: 0, |
| 1742 | median: 0, |
| 1743 | history: expect.any(CircularArray) |
| 1744 | }, |
| 1745 | utilization: 0 |
| 1746 | } |
| 1747 | }) |
| 1748 | } |
| 1749 | expect( |
| 1750 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1751 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1752 | ).defaultWorkerWeight |
| 1753 | ).toBeGreaterThan(0) |
| 1754 | expect( |
| 1755 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1756 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1757 | ).currentRoundId |
| 1758 | ).toBe(0) |
| 1759 | expect( |
| 1760 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1761 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1762 | ).currentWorkerNodeId |
| 1763 | ).toBe(0) |
| 1764 | expect( |
| 1765 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1766 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1767 | ).roundWeights |
| 1768 | ).toStrictEqual([ |
| 1769 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1770 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1771 | ).defaultWorkerWeight |
| 1772 | ]) |
| 1773 | // We need to clean up the resources after our test |
| 1774 | await pool.destroy() |
| 1775 | }) |
| 1776 | |
| 1777 | it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy internals are resets after setting it', async () => { |
| 1778 | const workerChoiceStrategy = |
| 1779 | WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN |
| 1780 | let pool = new FixedThreadPool( |
| 1781 | max, |
| 1782 | './tests/worker-files/thread/testWorker.js' |
| 1783 | ) |
| 1784 | expect( |
| 1785 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1786 | workerChoiceStrategy |
| 1787 | ).currentRoundId |
| 1788 | ).toBeDefined() |
| 1789 | expect( |
| 1790 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1791 | workerChoiceStrategy |
| 1792 | ).currentWorkerNodeId |
| 1793 | ).toBeDefined() |
| 1794 | expect( |
| 1795 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1796 | workerChoiceStrategy |
| 1797 | ).defaultWorkerWeight |
| 1798 | ).toBeDefined() |
| 1799 | expect( |
| 1800 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1801 | workerChoiceStrategy |
| 1802 | ).roundWeights |
| 1803 | ).toBeDefined() |
| 1804 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 1805 | expect( |
| 1806 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1807 | workerChoiceStrategy |
| 1808 | ).currentRoundId |
| 1809 | ).toBe(0) |
| 1810 | expect( |
| 1811 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1812 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1813 | ).currentWorkerNodeId |
| 1814 | ).toBe(0) |
| 1815 | expect( |
| 1816 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1817 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1818 | ).defaultWorkerWeight |
| 1819 | ).toBeGreaterThan(0) |
| 1820 | expect( |
| 1821 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1822 | workerChoiceStrategy |
| 1823 | ).roundWeights |
| 1824 | ).toStrictEqual([ |
| 1825 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1826 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1827 | ).defaultWorkerWeight |
| 1828 | ]) |
| 1829 | await pool.destroy() |
| 1830 | pool = new DynamicThreadPool( |
| 1831 | min, |
| 1832 | max, |
| 1833 | './tests/worker-files/thread/testWorker.js' |
| 1834 | ) |
| 1835 | expect( |
| 1836 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1837 | workerChoiceStrategy |
| 1838 | ).currentRoundId |
| 1839 | ).toBeDefined() |
| 1840 | expect( |
| 1841 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1842 | workerChoiceStrategy |
| 1843 | ).currentWorkerNodeId |
| 1844 | ).toBeDefined() |
| 1845 | expect( |
| 1846 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1847 | workerChoiceStrategy |
| 1848 | ).defaultWorkerWeight |
| 1849 | ).toBeDefined() |
| 1850 | expect( |
| 1851 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1852 | workerChoiceStrategy |
| 1853 | ).roundWeights |
| 1854 | ).toBeDefined() |
| 1855 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 1856 | expect( |
| 1857 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1858 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1859 | ).currentWorkerNodeId |
| 1860 | ).toBe(0) |
| 1861 | expect( |
| 1862 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1863 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1864 | ).defaultWorkerWeight |
| 1865 | ).toBeGreaterThan(0) |
| 1866 | expect( |
| 1867 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1868 | workerChoiceStrategy |
| 1869 | ).roundWeights |
| 1870 | ).toStrictEqual([ |
| 1871 | pool.workerChoiceStrategyContext.workerChoiceStrategies.get( |
| 1872 | pool.workerChoiceStrategyContext.workerChoiceStrategy |
| 1873 | ).defaultWorkerWeight |
| 1874 | ]) |
| 1875 | // We need to clean up the resources after our test |
| 1876 | await pool.destroy() |
| 1877 | }) |
| 1878 | |
| 1879 | it('Verify unknown strategy throw error', () => { |
| 1880 | expect( |
| 1881 | () => |
| 1882 | new DynamicThreadPool( |
| 1883 | min, |
| 1884 | max, |
| 1885 | './tests/worker-files/thread/testWorker.js', |
| 1886 | { workerChoiceStrategy: 'UNKNOWN_STRATEGY' } |
| 1887 | ) |
| 1888 | ).toThrowError("Invalid worker choice strategy 'UNKNOWN_STRATEGY'") |
| 1889 | }) |
| 1890 | }) |