| 1 | import { randomInt } from 'node:crypto' |
| 2 | |
| 3 | import { expect } from 'expect' |
| 4 | |
| 5 | import { CircularBuffer } from '../../../lib/circular-buffer.cjs' |
| 6 | import { |
| 7 | DynamicClusterPool, |
| 8 | DynamicThreadPool, |
| 9 | FixedClusterPool, |
| 10 | FixedThreadPool, |
| 11 | WorkerChoiceStrategies |
| 12 | } from '../../../lib/index.cjs' |
| 13 | |
| 14 | describe('Selection strategies test suite', () => { |
| 15 | const min = 0 |
| 16 | const max = 3 |
| 17 | |
| 18 | it('Verify that WorkerChoiceStrategies enumeration provides string values', () => { |
| 19 | expect(WorkerChoiceStrategies.ROUND_ROBIN).toBe('ROUND_ROBIN') |
| 20 | expect(WorkerChoiceStrategies.LEAST_USED).toBe('LEAST_USED') |
| 21 | expect(WorkerChoiceStrategies.LEAST_BUSY).toBe('LEAST_BUSY') |
| 22 | expect(WorkerChoiceStrategies.LEAST_ELU).toBe('LEAST_ELU') |
| 23 | expect(WorkerChoiceStrategies.FAIR_SHARE).toBe('FAIR_SHARE') |
| 24 | expect(WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN).toBe( |
| 25 | 'WEIGHTED_ROUND_ROBIN' |
| 26 | ) |
| 27 | expect(WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN).toBe( |
| 28 | 'INTERLEAVED_WEIGHTED_ROUND_ROBIN' |
| 29 | ) |
| 30 | }) |
| 31 | |
| 32 | it('Verify ROUND_ROBIN strategy is the default at pool creation', async () => { |
| 33 | const pool = new DynamicThreadPool( |
| 34 | min, |
| 35 | max, |
| 36 | './tests/worker-files/thread/testWorker.mjs' |
| 37 | ) |
| 38 | expect(pool.opts.workerChoiceStrategy).toBe( |
| 39 | WorkerChoiceStrategies.ROUND_ROBIN |
| 40 | ) |
| 41 | expect(pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy).toBe( |
| 42 | WorkerChoiceStrategies.ROUND_ROBIN |
| 43 | ) |
| 44 | // We need to clean up the resources after our test |
| 45 | await pool.destroy() |
| 46 | }) |
| 47 | |
| 48 | it('Verify available strategies are taken at pool creation', async () => { |
| 49 | for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) { |
| 50 | const pool = new FixedThreadPool( |
| 51 | max, |
| 52 | './tests/worker-files/thread/testWorker.mjs', |
| 53 | { workerChoiceStrategy } |
| 54 | ) |
| 55 | expect(pool.opts.workerChoiceStrategy).toBe(workerChoiceStrategy) |
| 56 | expect( |
| 57 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 58 | ).toBe(workerChoiceStrategy) |
| 59 | await pool.destroy() |
| 60 | } |
| 61 | }) |
| 62 | |
| 63 | it('Verify available strategies can be set after pool creation', async () => { |
| 64 | for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) { |
| 65 | const pool = new DynamicThreadPool( |
| 66 | min, |
| 67 | max, |
| 68 | './tests/worker-files/thread/testWorker.mjs' |
| 69 | ) |
| 70 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 71 | expect(pool.opts.workerChoiceStrategy).toBe(workerChoiceStrategy) |
| 72 | expect( |
| 73 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 74 | ).toBe(workerChoiceStrategy) |
| 75 | await pool.destroy() |
| 76 | } |
| 77 | for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) { |
| 78 | const pool = new DynamicClusterPool( |
| 79 | min, |
| 80 | max, |
| 81 | './tests/worker-files/cluster/testWorker.cjs' |
| 82 | ) |
| 83 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 84 | expect(pool.opts.workerChoiceStrategy).toBe(workerChoiceStrategy) |
| 85 | expect( |
| 86 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 87 | ).toBe(workerChoiceStrategy) |
| 88 | await pool.destroy() |
| 89 | } |
| 90 | }) |
| 91 | |
| 92 | it('Verify available strategies default internals at pool creation', async () => { |
| 93 | for (const workerChoiceStrategy of Object.values(WorkerChoiceStrategies)) { |
| 94 | const pool = new FixedThreadPool( |
| 95 | max, |
| 96 | './tests/worker-files/thread/testWorker.mjs', |
| 97 | { workerChoiceStrategy } |
| 98 | ) |
| 99 | expect( |
| 100 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 101 | workerChoiceStrategy |
| 102 | ).nextWorkerNodeKey |
| 103 | ).toBe(0) |
| 104 | expect( |
| 105 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 106 | workerChoiceStrategy |
| 107 | ).previousWorkerNodeKey |
| 108 | ).toBe(0) |
| 109 | if ( |
| 110 | workerChoiceStrategy === WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN |
| 111 | ) { |
| 112 | expect( |
| 113 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 114 | workerChoiceStrategy |
| 115 | ).workerNodeVirtualTaskExecutionTime |
| 116 | ).toBe(0) |
| 117 | } else if ( |
| 118 | workerChoiceStrategy === |
| 119 | WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN |
| 120 | ) { |
| 121 | expect( |
| 122 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 123 | workerChoiceStrategy |
| 124 | ).workerNodeVirtualTaskExecutionTime |
| 125 | ).toBe(0) |
| 126 | expect( |
| 127 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 128 | workerChoiceStrategy |
| 129 | ).roundId |
| 130 | ).toBe(0) |
| 131 | expect( |
| 132 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 133 | workerChoiceStrategy |
| 134 | ).workerNodeId |
| 135 | ).toBe(0) |
| 136 | expect( |
| 137 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 138 | workerChoiceStrategy |
| 139 | ).roundWeights.length |
| 140 | ).toBe(1) |
| 141 | expect( |
| 142 | Number.isSafeInteger( |
| 143 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 144 | workerChoiceStrategy |
| 145 | ).roundWeights[0] |
| 146 | ) |
| 147 | ).toBe(true) |
| 148 | } |
| 149 | await pool.destroy() |
| 150 | } |
| 151 | }) |
| 152 | |
| 153 | it('Verify ROUND_ROBIN strategy default policy', async () => { |
| 154 | const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN |
| 155 | let pool = new FixedThreadPool( |
| 156 | max, |
| 157 | './tests/worker-files/thread/testWorker.mjs', |
| 158 | { workerChoiceStrategy } |
| 159 | ) |
| 160 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 161 | dynamicWorkerUsage: false, |
| 162 | dynamicWorkerReady: true |
| 163 | }) |
| 164 | await pool.destroy() |
| 165 | pool = new DynamicThreadPool( |
| 166 | min, |
| 167 | max, |
| 168 | './tests/worker-files/thread/testWorker.mjs', |
| 169 | { workerChoiceStrategy } |
| 170 | ) |
| 171 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 172 | dynamicWorkerUsage: false, |
| 173 | dynamicWorkerReady: true |
| 174 | }) |
| 175 | // We need to clean up the resources after our test |
| 176 | await pool.destroy() |
| 177 | }) |
| 178 | |
| 179 | it('Verify ROUND_ROBIN strategy default tasks statistics requirements', async () => { |
| 180 | const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN |
| 181 | let pool = new FixedThreadPool( |
| 182 | max, |
| 183 | './tests/worker-files/thread/testWorker.mjs', |
| 184 | { workerChoiceStrategy } |
| 185 | ) |
| 186 | expect( |
| 187 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 188 | ).toStrictEqual({ |
| 189 | runTime: { |
| 190 | aggregate: false, |
| 191 | average: false, |
| 192 | median: false |
| 193 | }, |
| 194 | waitTime: { |
| 195 | aggregate: false, |
| 196 | average: false, |
| 197 | median: false |
| 198 | }, |
| 199 | elu: { |
| 200 | aggregate: false, |
| 201 | average: false, |
| 202 | median: false |
| 203 | } |
| 204 | }) |
| 205 | await pool.destroy() |
| 206 | pool = new DynamicThreadPool( |
| 207 | min, |
| 208 | max, |
| 209 | './tests/worker-files/thread/testWorker.mjs', |
| 210 | { workerChoiceStrategy } |
| 211 | ) |
| 212 | expect( |
| 213 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 214 | ).toStrictEqual({ |
| 215 | runTime: { |
| 216 | aggregate: false, |
| 217 | average: false, |
| 218 | median: false |
| 219 | }, |
| 220 | waitTime: { |
| 221 | aggregate: false, |
| 222 | average: false, |
| 223 | median: false |
| 224 | }, |
| 225 | elu: { |
| 226 | aggregate: false, |
| 227 | average: false, |
| 228 | median: false |
| 229 | } |
| 230 | }) |
| 231 | // We need to clean up the resources after our test |
| 232 | await pool.destroy() |
| 233 | }) |
| 234 | |
| 235 | it('Verify ROUND_ROBIN strategy can be run in a fixed pool', async () => { |
| 236 | const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN |
| 237 | const pool = new FixedThreadPool( |
| 238 | max, |
| 239 | './tests/worker-files/thread/testWorker.mjs', |
| 240 | { workerChoiceStrategy } |
| 241 | ) |
| 242 | // TODO: Create a better test to cover `RoundRobinWorkerChoiceStrategy#choose` |
| 243 | const promises = new Set() |
| 244 | const maxMultiplier = 2 |
| 245 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 246 | promises.add(pool.execute()) |
| 247 | } |
| 248 | await Promise.all(promises) |
| 249 | for (const workerNode of pool.workerNodes) { |
| 250 | expect(workerNode.usage).toStrictEqual({ |
| 251 | tasks: { |
| 252 | executed: maxMultiplier, |
| 253 | executing: 0, |
| 254 | queued: 0, |
| 255 | maxQueued: 0, |
| 256 | sequentiallyStolen: 0, |
| 257 | stolen: 0, |
| 258 | failed: 0 |
| 259 | }, |
| 260 | runTime: { |
| 261 | history: expect.any(CircularBuffer) |
| 262 | }, |
| 263 | waitTime: { |
| 264 | history: expect.any(CircularBuffer) |
| 265 | }, |
| 266 | elu: { |
| 267 | idle: { |
| 268 | history: expect.any(CircularBuffer) |
| 269 | }, |
| 270 | active: { |
| 271 | history: expect.any(CircularBuffer) |
| 272 | } |
| 273 | } |
| 274 | }) |
| 275 | } |
| 276 | expect( |
| 277 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 278 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 279 | ).nextWorkerNodeKey |
| 280 | ).toBe(0) |
| 281 | expect( |
| 282 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 283 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 284 | ).previousWorkerNodeKey |
| 285 | ).toBe(pool.workerNodes.length - 1) |
| 286 | // We need to clean up the resources after our test |
| 287 | await pool.destroy() |
| 288 | }) |
| 289 | |
| 290 | it('Verify ROUND_ROBIN strategy can be run in a dynamic pool', async () => { |
| 291 | const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN |
| 292 | const pool = new DynamicThreadPool( |
| 293 | min, |
| 294 | max, |
| 295 | './tests/worker-files/thread/testWorker.mjs', |
| 296 | { workerChoiceStrategy } |
| 297 | ) |
| 298 | // TODO: Create a better test to cover `RoundRobinWorkerChoiceStrategy#choose` |
| 299 | const promises = new Set() |
| 300 | const maxMultiplier = 2 |
| 301 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 302 | promises.add(pool.execute()) |
| 303 | } |
| 304 | await Promise.all(promises) |
| 305 | for (const workerNode of pool.workerNodes) { |
| 306 | expect(workerNode.usage).toStrictEqual({ |
| 307 | tasks: { |
| 308 | executed: expect.any(Number), |
| 309 | executing: 0, |
| 310 | queued: 0, |
| 311 | maxQueued: 0, |
| 312 | sequentiallyStolen: 0, |
| 313 | stolen: 0, |
| 314 | failed: 0 |
| 315 | }, |
| 316 | runTime: { |
| 317 | history: expect.any(CircularBuffer) |
| 318 | }, |
| 319 | waitTime: { |
| 320 | history: expect.any(CircularBuffer) |
| 321 | }, |
| 322 | elu: { |
| 323 | idle: { |
| 324 | history: expect.any(CircularBuffer) |
| 325 | }, |
| 326 | active: { |
| 327 | history: expect.any(CircularBuffer) |
| 328 | } |
| 329 | } |
| 330 | }) |
| 331 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 332 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 333 | max * maxMultiplier |
| 334 | ) |
| 335 | } |
| 336 | expect( |
| 337 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 338 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 339 | ).nextWorkerNodeKey |
| 340 | ).toBe(0) |
| 341 | expect( |
| 342 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 343 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 344 | ).previousWorkerNodeKey |
| 345 | ).toBe(pool.workerNodes.length - 1) |
| 346 | // We need to clean up the resources after our test |
| 347 | await pool.destroy() |
| 348 | }) |
| 349 | |
| 350 | it('Verify ROUND_ROBIN strategy runtime behavior', async () => { |
| 351 | const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN |
| 352 | let pool = new FixedClusterPool( |
| 353 | max, |
| 354 | './tests/worker-files/cluster/testWorker.cjs', |
| 355 | { workerChoiceStrategy } |
| 356 | ) |
| 357 | let results = new Set() |
| 358 | for (let i = 0; i < max; i++) { |
| 359 | results.add(pool.workerNodes[pool.chooseWorkerNode()].info.id) |
| 360 | } |
| 361 | expect(results.size).toBe(max) |
| 362 | await pool.destroy() |
| 363 | pool = new FixedThreadPool( |
| 364 | max, |
| 365 | './tests/worker-files/thread/testWorker.mjs', |
| 366 | { workerChoiceStrategy } |
| 367 | ) |
| 368 | results = new Set() |
| 369 | for (let i = 0; i < max; i++) { |
| 370 | results.add(pool.workerNodes[pool.chooseWorkerNode()].info.id) |
| 371 | } |
| 372 | expect(results.size).toBe(max) |
| 373 | await pool.destroy() |
| 374 | }) |
| 375 | |
| 376 | it("Verify ROUND_ROBIN strategy internals aren't reset after setting it", async () => { |
| 377 | const workerChoiceStrategy = WorkerChoiceStrategies.ROUND_ROBIN |
| 378 | let pool = new FixedThreadPool( |
| 379 | max, |
| 380 | './tests/worker-files/thread/testWorker.mjs', |
| 381 | { workerChoiceStrategy } |
| 382 | ) |
| 383 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 384 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 385 | ).nextWorkerNodeKey = randomInt(1, max - 1) |
| 386 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 387 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 388 | ).previousWorkerNodeKey = randomInt(1, max - 1) |
| 389 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 390 | expect( |
| 391 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 392 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 393 | ).nextWorkerNodeKey |
| 394 | ).toBeGreaterThan(0) |
| 395 | expect( |
| 396 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 397 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 398 | ).previousWorkerNodeKey |
| 399 | ).toBeGreaterThan(0) |
| 400 | await pool.destroy() |
| 401 | pool = new DynamicThreadPool( |
| 402 | min, |
| 403 | max, |
| 404 | './tests/worker-files/thread/testWorker.mjs', |
| 405 | { workerChoiceStrategy } |
| 406 | ) |
| 407 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 408 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 409 | ).nextWorkerNodeKey = randomInt(1, max - 1) |
| 410 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 411 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 412 | ).previousWorkerNodeKey = randomInt(1, max - 1) |
| 413 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 414 | expect( |
| 415 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 416 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 417 | ).nextWorkerNodeKey |
| 418 | ).toBeGreaterThan(0) |
| 419 | expect( |
| 420 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 421 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 422 | ).previousWorkerNodeKey |
| 423 | ).toBeGreaterThan(0) |
| 424 | // We need to clean up the resources after our test |
| 425 | await pool.destroy() |
| 426 | }) |
| 427 | |
| 428 | it('Verify LEAST_USED strategy default policy', async () => { |
| 429 | const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_USED |
| 430 | let pool = new FixedThreadPool( |
| 431 | max, |
| 432 | './tests/worker-files/thread/testWorker.mjs', |
| 433 | { workerChoiceStrategy } |
| 434 | ) |
| 435 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 436 | dynamicWorkerUsage: false, |
| 437 | dynamicWorkerReady: true |
| 438 | }) |
| 439 | await pool.destroy() |
| 440 | pool = new DynamicThreadPool( |
| 441 | min, |
| 442 | max, |
| 443 | './tests/worker-files/thread/testWorker.mjs', |
| 444 | { workerChoiceStrategy } |
| 445 | ) |
| 446 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 447 | dynamicWorkerUsage: false, |
| 448 | dynamicWorkerReady: true |
| 449 | }) |
| 450 | // We need to clean up the resources after our test |
| 451 | await pool.destroy() |
| 452 | }) |
| 453 | |
| 454 | it('Verify LEAST_USED strategy default tasks statistics requirements', async () => { |
| 455 | const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_USED |
| 456 | let pool = new FixedThreadPool( |
| 457 | max, |
| 458 | './tests/worker-files/thread/testWorker.mjs', |
| 459 | { workerChoiceStrategy } |
| 460 | ) |
| 461 | expect( |
| 462 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 463 | ).toStrictEqual({ |
| 464 | runTime: { |
| 465 | aggregate: false, |
| 466 | average: false, |
| 467 | median: false |
| 468 | }, |
| 469 | waitTime: { |
| 470 | aggregate: false, |
| 471 | average: false, |
| 472 | median: false |
| 473 | }, |
| 474 | elu: { |
| 475 | aggregate: false, |
| 476 | average: false, |
| 477 | median: false |
| 478 | } |
| 479 | }) |
| 480 | await pool.destroy() |
| 481 | pool = new DynamicThreadPool( |
| 482 | min, |
| 483 | max, |
| 484 | './tests/worker-files/thread/testWorker.mjs', |
| 485 | { workerChoiceStrategy } |
| 486 | ) |
| 487 | expect( |
| 488 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 489 | ).toStrictEqual({ |
| 490 | runTime: { |
| 491 | aggregate: false, |
| 492 | average: false, |
| 493 | median: false |
| 494 | }, |
| 495 | waitTime: { |
| 496 | aggregate: false, |
| 497 | average: false, |
| 498 | median: false |
| 499 | }, |
| 500 | elu: { |
| 501 | aggregate: false, |
| 502 | average: false, |
| 503 | median: false |
| 504 | } |
| 505 | }) |
| 506 | // We need to clean up the resources after our test |
| 507 | await pool.destroy() |
| 508 | }) |
| 509 | |
| 510 | it('Verify LEAST_USED strategy can be run in a fixed pool', async () => { |
| 511 | const pool = new FixedThreadPool( |
| 512 | max, |
| 513 | './tests/worker-files/thread/testWorker.mjs', |
| 514 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED } |
| 515 | ) |
| 516 | // TODO: Create a better test to cover `LeastUsedWorkerChoiceStrategy#choose` |
| 517 | const promises = new Set() |
| 518 | const maxMultiplier = 2 |
| 519 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 520 | promises.add(pool.execute()) |
| 521 | } |
| 522 | await Promise.all(promises) |
| 523 | for (const workerNode of pool.workerNodes) { |
| 524 | expect(workerNode.usage).toStrictEqual({ |
| 525 | tasks: { |
| 526 | executed: expect.any(Number), |
| 527 | executing: 0, |
| 528 | queued: 0, |
| 529 | maxQueued: 0, |
| 530 | sequentiallyStolen: 0, |
| 531 | stolen: 0, |
| 532 | failed: 0 |
| 533 | }, |
| 534 | runTime: { |
| 535 | history: expect.any(CircularBuffer) |
| 536 | }, |
| 537 | waitTime: { |
| 538 | history: expect.any(CircularBuffer) |
| 539 | }, |
| 540 | elu: { |
| 541 | idle: { |
| 542 | history: expect.any(CircularBuffer) |
| 543 | }, |
| 544 | active: { |
| 545 | history: expect.any(CircularBuffer) |
| 546 | } |
| 547 | } |
| 548 | }) |
| 549 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 550 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 551 | max * maxMultiplier |
| 552 | ) |
| 553 | } |
| 554 | expect( |
| 555 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 556 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 557 | ).nextWorkerNodeKey |
| 558 | ).toEqual(expect.any(Number)) |
| 559 | expect( |
| 560 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 561 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 562 | ).previousWorkerNodeKey |
| 563 | ).toEqual(expect.any(Number)) |
| 564 | // We need to clean up the resources after our test |
| 565 | await pool.destroy() |
| 566 | }) |
| 567 | |
| 568 | it('Verify LEAST_USED strategy can be run in a dynamic pool', async () => { |
| 569 | const pool = new DynamicThreadPool( |
| 570 | min, |
| 571 | max, |
| 572 | './tests/worker-files/thread/testWorker.mjs', |
| 573 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED } |
| 574 | ) |
| 575 | // TODO: Create a better test to cover `LeastUsedWorkerChoiceStrategy#choose` |
| 576 | const promises = new Set() |
| 577 | const maxMultiplier = 2 |
| 578 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 579 | promises.add(pool.execute()) |
| 580 | } |
| 581 | await Promise.all(promises) |
| 582 | for (const workerNode of pool.workerNodes) { |
| 583 | expect(workerNode.usage).toStrictEqual({ |
| 584 | tasks: { |
| 585 | executed: expect.any(Number), |
| 586 | executing: 0, |
| 587 | queued: 0, |
| 588 | maxQueued: 0, |
| 589 | sequentiallyStolen: 0, |
| 590 | stolen: 0, |
| 591 | failed: 0 |
| 592 | }, |
| 593 | runTime: { |
| 594 | history: expect.any(CircularBuffer) |
| 595 | }, |
| 596 | waitTime: { |
| 597 | history: expect.any(CircularBuffer) |
| 598 | }, |
| 599 | elu: { |
| 600 | idle: { |
| 601 | history: expect.any(CircularBuffer) |
| 602 | }, |
| 603 | active: { |
| 604 | history: expect.any(CircularBuffer) |
| 605 | } |
| 606 | } |
| 607 | }) |
| 608 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 609 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 610 | max * maxMultiplier |
| 611 | ) |
| 612 | } |
| 613 | expect( |
| 614 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 615 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 616 | ).nextWorkerNodeKey |
| 617 | ).toEqual(expect.any(Number)) |
| 618 | expect( |
| 619 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 620 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 621 | ).previousWorkerNodeKey |
| 622 | ).toEqual(expect.any(Number)) |
| 623 | // We need to clean up the resources after our test |
| 624 | await pool.destroy() |
| 625 | }) |
| 626 | |
| 627 | it('Verify LEAST_BUSY strategy default policy', async () => { |
| 628 | const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_BUSY |
| 629 | let pool = new FixedThreadPool( |
| 630 | max, |
| 631 | './tests/worker-files/thread/testWorker.mjs', |
| 632 | { workerChoiceStrategy } |
| 633 | ) |
| 634 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 635 | dynamicWorkerUsage: false, |
| 636 | dynamicWorkerReady: true |
| 637 | }) |
| 638 | await pool.destroy() |
| 639 | pool = new DynamicThreadPool( |
| 640 | min, |
| 641 | max, |
| 642 | './tests/worker-files/thread/testWorker.mjs', |
| 643 | { workerChoiceStrategy } |
| 644 | ) |
| 645 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 646 | dynamicWorkerUsage: false, |
| 647 | dynamicWorkerReady: true |
| 648 | }) |
| 649 | // We need to clean up the resources after our test |
| 650 | await pool.destroy() |
| 651 | }) |
| 652 | |
| 653 | it('Verify LEAST_BUSY strategy default tasks statistics requirements', async () => { |
| 654 | const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_BUSY |
| 655 | let pool = new FixedThreadPool( |
| 656 | max, |
| 657 | './tests/worker-files/thread/testWorker.mjs', |
| 658 | { workerChoiceStrategy } |
| 659 | ) |
| 660 | expect( |
| 661 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 662 | ).toStrictEqual({ |
| 663 | runTime: { |
| 664 | aggregate: true, |
| 665 | average: false, |
| 666 | median: false |
| 667 | }, |
| 668 | waitTime: { |
| 669 | aggregate: true, |
| 670 | average: false, |
| 671 | median: false |
| 672 | }, |
| 673 | elu: { |
| 674 | aggregate: false, |
| 675 | average: false, |
| 676 | median: false |
| 677 | } |
| 678 | }) |
| 679 | await pool.destroy() |
| 680 | pool = new DynamicThreadPool( |
| 681 | min, |
| 682 | max, |
| 683 | './tests/worker-files/thread/testWorker.mjs', |
| 684 | { workerChoiceStrategy } |
| 685 | ) |
| 686 | expect( |
| 687 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 688 | ).toStrictEqual({ |
| 689 | runTime: { |
| 690 | aggregate: true, |
| 691 | average: false, |
| 692 | median: false |
| 693 | }, |
| 694 | waitTime: { |
| 695 | aggregate: true, |
| 696 | average: false, |
| 697 | median: false |
| 698 | }, |
| 699 | elu: { |
| 700 | aggregate: false, |
| 701 | average: false, |
| 702 | median: false |
| 703 | } |
| 704 | }) |
| 705 | // We need to clean up the resources after our test |
| 706 | await pool.destroy() |
| 707 | }) |
| 708 | |
| 709 | it('Verify LEAST_BUSY strategy can be run in a fixed pool', async () => { |
| 710 | const pool = new FixedThreadPool( |
| 711 | max, |
| 712 | './tests/worker-files/thread/testWorker.mjs', |
| 713 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_BUSY } |
| 714 | ) |
| 715 | // TODO: Create a better test to cover `LeastBusyWorkerChoiceStrategy#choose` |
| 716 | const promises = new Set() |
| 717 | const maxMultiplier = 2 |
| 718 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 719 | promises.add(pool.execute()) |
| 720 | } |
| 721 | await Promise.all(promises) |
| 722 | for (const workerNode of pool.workerNodes) { |
| 723 | expect(workerNode.usage).toStrictEqual({ |
| 724 | tasks: { |
| 725 | executed: expect.any(Number), |
| 726 | executing: 0, |
| 727 | queued: 0, |
| 728 | maxQueued: 0, |
| 729 | sequentiallyStolen: 0, |
| 730 | stolen: 0, |
| 731 | failed: 0 |
| 732 | }, |
| 733 | runTime: expect.objectContaining({ |
| 734 | history: expect.any(CircularBuffer) |
| 735 | }), |
| 736 | waitTime: expect.objectContaining({ |
| 737 | history: expect.any(CircularBuffer) |
| 738 | }), |
| 739 | elu: { |
| 740 | idle: { |
| 741 | history: expect.any(CircularBuffer) |
| 742 | }, |
| 743 | active: { |
| 744 | history: expect.any(CircularBuffer) |
| 745 | } |
| 746 | } |
| 747 | }) |
| 748 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 749 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 750 | max * maxMultiplier |
| 751 | ) |
| 752 | if (workerNode.usage.runTime.aggregate == null) { |
| 753 | expect(workerNode.usage.runTime.aggregate).toBeUndefined() |
| 754 | } else { |
| 755 | expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) |
| 756 | } |
| 757 | if (workerNode.usage.waitTime.aggregate == null) { |
| 758 | expect(workerNode.usage.waitTime.aggregate).toBeUndefined() |
| 759 | } else { |
| 760 | expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) |
| 761 | } |
| 762 | } |
| 763 | expect( |
| 764 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 765 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 766 | ).nextWorkerNodeKey |
| 767 | ).toEqual(expect.any(Number)) |
| 768 | expect( |
| 769 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 770 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 771 | ).previousWorkerNodeKey |
| 772 | ).toEqual(expect.any(Number)) |
| 773 | // We need to clean up the resources after our test |
| 774 | await pool.destroy() |
| 775 | }) |
| 776 | |
| 777 | it('Verify LEAST_BUSY strategy can be run in a dynamic pool', async () => { |
| 778 | const pool = new DynamicThreadPool( |
| 779 | min, |
| 780 | max, |
| 781 | './tests/worker-files/thread/testWorker.mjs', |
| 782 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_BUSY } |
| 783 | ) |
| 784 | // TODO: Create a better test to cover `LeastBusyWorkerChoiceStrategy#choose` |
| 785 | const promises = new Set() |
| 786 | const maxMultiplier = 2 |
| 787 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 788 | promises.add(pool.execute()) |
| 789 | } |
| 790 | await Promise.all(promises) |
| 791 | for (const workerNode of pool.workerNodes) { |
| 792 | expect(workerNode.usage).toStrictEqual({ |
| 793 | tasks: { |
| 794 | executed: expect.any(Number), |
| 795 | executing: 0, |
| 796 | queued: 0, |
| 797 | maxQueued: 0, |
| 798 | sequentiallyStolen: 0, |
| 799 | stolen: 0, |
| 800 | failed: 0 |
| 801 | }, |
| 802 | runTime: expect.objectContaining({ |
| 803 | history: expect.any(CircularBuffer) |
| 804 | }), |
| 805 | waitTime: expect.objectContaining({ |
| 806 | history: expect.any(CircularBuffer) |
| 807 | }), |
| 808 | elu: { |
| 809 | idle: { |
| 810 | history: expect.any(CircularBuffer) |
| 811 | }, |
| 812 | active: { |
| 813 | history: expect.any(CircularBuffer) |
| 814 | } |
| 815 | } |
| 816 | }) |
| 817 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 818 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 819 | max * maxMultiplier |
| 820 | ) |
| 821 | if (workerNode.usage.runTime.aggregate == null) { |
| 822 | expect(workerNode.usage.runTime.aggregate).toBeUndefined() |
| 823 | } else { |
| 824 | expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) |
| 825 | } |
| 826 | if (workerNode.usage.waitTime.aggregate == null) { |
| 827 | expect(workerNode.usage.waitTime.aggregate).toBeUndefined() |
| 828 | } else { |
| 829 | expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) |
| 830 | } |
| 831 | } |
| 832 | expect( |
| 833 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 834 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 835 | ).nextWorkerNodeKey |
| 836 | ).toEqual(expect.any(Number)) |
| 837 | expect( |
| 838 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 839 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 840 | ).previousWorkerNodeKey |
| 841 | ).toEqual(expect.any(Number)) |
| 842 | // We need to clean up the resources after our test |
| 843 | await pool.destroy() |
| 844 | }) |
| 845 | |
| 846 | it('Verify LEAST_ELU strategy default policy', async () => { |
| 847 | const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_ELU |
| 848 | let pool = new FixedThreadPool( |
| 849 | max, |
| 850 | './tests/worker-files/thread/testWorker.mjs', |
| 851 | { workerChoiceStrategy } |
| 852 | ) |
| 853 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 854 | dynamicWorkerUsage: false, |
| 855 | dynamicWorkerReady: true |
| 856 | }) |
| 857 | await pool.destroy() |
| 858 | pool = new DynamicThreadPool( |
| 859 | min, |
| 860 | max, |
| 861 | './tests/worker-files/thread/testWorker.mjs', |
| 862 | { workerChoiceStrategy } |
| 863 | ) |
| 864 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 865 | dynamicWorkerUsage: false, |
| 866 | dynamicWorkerReady: true |
| 867 | }) |
| 868 | // We need to clean up the resources after our test |
| 869 | await pool.destroy() |
| 870 | }) |
| 871 | |
| 872 | it('Verify LEAST_ELU strategy default tasks statistics requirements', async () => { |
| 873 | const workerChoiceStrategy = WorkerChoiceStrategies.LEAST_ELU |
| 874 | let pool = new FixedThreadPool( |
| 875 | max, |
| 876 | './tests/worker-files/thread/testWorker.mjs', |
| 877 | { workerChoiceStrategy } |
| 878 | ) |
| 879 | expect( |
| 880 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 881 | ).toStrictEqual({ |
| 882 | runTime: { |
| 883 | aggregate: false, |
| 884 | average: false, |
| 885 | median: false |
| 886 | }, |
| 887 | waitTime: { |
| 888 | aggregate: false, |
| 889 | average: false, |
| 890 | median: false |
| 891 | }, |
| 892 | elu: { |
| 893 | aggregate: true, |
| 894 | average: false, |
| 895 | median: false |
| 896 | } |
| 897 | }) |
| 898 | await pool.destroy() |
| 899 | pool = new DynamicThreadPool( |
| 900 | min, |
| 901 | max, |
| 902 | './tests/worker-files/thread/testWorker.mjs', |
| 903 | { workerChoiceStrategy } |
| 904 | ) |
| 905 | expect( |
| 906 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 907 | ).toStrictEqual({ |
| 908 | runTime: { |
| 909 | aggregate: false, |
| 910 | average: false, |
| 911 | median: false |
| 912 | }, |
| 913 | waitTime: { |
| 914 | aggregate: false, |
| 915 | average: false, |
| 916 | median: false |
| 917 | }, |
| 918 | elu: { |
| 919 | aggregate: true, |
| 920 | average: false, |
| 921 | median: false |
| 922 | } |
| 923 | }) |
| 924 | // We need to clean up the resources after our test |
| 925 | await pool.destroy() |
| 926 | }) |
| 927 | |
| 928 | it('Verify LEAST_ELU strategy can be run in a fixed pool', async () => { |
| 929 | const pool = new FixedThreadPool( |
| 930 | max, |
| 931 | './tests/worker-files/thread/testWorker.mjs', |
| 932 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_ELU } |
| 933 | ) |
| 934 | // TODO: Create a better test to cover `LeastEluWorkerChoiceStrategy#choose` |
| 935 | const promises = new Set() |
| 936 | const maxMultiplier = 2 |
| 937 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 938 | promises.add(pool.execute()) |
| 939 | } |
| 940 | await Promise.all(promises) |
| 941 | for (const workerNode of pool.workerNodes) { |
| 942 | expect(workerNode.usage).toStrictEqual({ |
| 943 | tasks: { |
| 944 | executed: expect.any(Number), |
| 945 | executing: 0, |
| 946 | queued: 0, |
| 947 | maxQueued: 0, |
| 948 | sequentiallyStolen: 0, |
| 949 | stolen: 0, |
| 950 | failed: 0 |
| 951 | }, |
| 952 | runTime: { |
| 953 | history: expect.any(CircularBuffer) |
| 954 | }, |
| 955 | waitTime: { |
| 956 | history: expect.any(CircularBuffer) |
| 957 | }, |
| 958 | elu: expect.objectContaining({ |
| 959 | idle: expect.objectContaining({ |
| 960 | history: expect.any(CircularBuffer) |
| 961 | }), |
| 962 | active: expect.objectContaining({ |
| 963 | history: expect.any(CircularBuffer) |
| 964 | }) |
| 965 | }) |
| 966 | }) |
| 967 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 968 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 969 | max * maxMultiplier |
| 970 | ) |
| 971 | if (workerNode.usage.elu.active.aggregate == null) { |
| 972 | expect(workerNode.usage.elu.active.aggregate).toBeUndefined() |
| 973 | } else { |
| 974 | expect(workerNode.usage.elu.active.aggregate).toBeGreaterThan(0) |
| 975 | } |
| 976 | if (workerNode.usage.elu.idle.aggregate == null) { |
| 977 | expect(workerNode.usage.elu.idle.aggregate).toBeUndefined() |
| 978 | } else { |
| 979 | expect(workerNode.usage.elu.idle.aggregate).toBeGreaterThanOrEqual(0) |
| 980 | } |
| 981 | if (workerNode.usage.elu.utilization == null) { |
| 982 | expect(workerNode.usage.elu.utilization).toBeUndefined() |
| 983 | } else { |
| 984 | expect(workerNode.usage.elu.utilization).toBeGreaterThanOrEqual(0) |
| 985 | expect(workerNode.usage.elu.utilization).toBeLessThanOrEqual(1) |
| 986 | } |
| 987 | } |
| 988 | expect( |
| 989 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 990 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 991 | ).nextWorkerNodeKey |
| 992 | ).toEqual(expect.any(Number)) |
| 993 | expect( |
| 994 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 995 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 996 | ).previousWorkerNodeKey |
| 997 | ).toEqual(expect.any(Number)) |
| 998 | // We need to clean up the resources after our test |
| 999 | await pool.destroy() |
| 1000 | }) |
| 1001 | |
| 1002 | it('Verify LEAST_ELU strategy can be run in a dynamic pool', async () => { |
| 1003 | const pool = new DynamicThreadPool( |
| 1004 | min, |
| 1005 | max, |
| 1006 | './tests/worker-files/thread/testWorker.mjs', |
| 1007 | { workerChoiceStrategy: WorkerChoiceStrategies.LEAST_ELU } |
| 1008 | ) |
| 1009 | // TODO: Create a better test to cover `LeastEluWorkerChoiceStrategy#choose` |
| 1010 | const promises = new Set() |
| 1011 | const maxMultiplier = 2 |
| 1012 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1013 | promises.add(pool.execute()) |
| 1014 | } |
| 1015 | await Promise.all(promises) |
| 1016 | for (const workerNode of pool.workerNodes) { |
| 1017 | expect(workerNode.usage).toStrictEqual({ |
| 1018 | tasks: { |
| 1019 | executed: expect.any(Number), |
| 1020 | executing: 0, |
| 1021 | queued: 0, |
| 1022 | maxQueued: 0, |
| 1023 | sequentiallyStolen: 0, |
| 1024 | stolen: 0, |
| 1025 | failed: 0 |
| 1026 | }, |
| 1027 | runTime: { |
| 1028 | history: expect.any(CircularBuffer) |
| 1029 | }, |
| 1030 | waitTime: { |
| 1031 | history: expect.any(CircularBuffer) |
| 1032 | }, |
| 1033 | elu: expect.objectContaining({ |
| 1034 | idle: expect.objectContaining({ |
| 1035 | history: expect.any(CircularBuffer) |
| 1036 | }), |
| 1037 | active: expect.objectContaining({ |
| 1038 | history: expect.any(CircularBuffer) |
| 1039 | }) |
| 1040 | }) |
| 1041 | }) |
| 1042 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 1043 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 1044 | max * maxMultiplier |
| 1045 | ) |
| 1046 | if (workerNode.usage.elu.active.aggregate == null) { |
| 1047 | expect(workerNode.usage.elu.active.aggregate).toBeUndefined() |
| 1048 | } else { |
| 1049 | expect(workerNode.usage.elu.active.aggregate).toBeGreaterThan(0) |
| 1050 | } |
| 1051 | if (workerNode.usage.elu.idle.aggregate == null) { |
| 1052 | expect(workerNode.usage.elu.idle.aggregate).toBeUndefined() |
| 1053 | } else { |
| 1054 | expect(workerNode.usage.elu.idle.aggregate).toBeGreaterThanOrEqual(0) |
| 1055 | } |
| 1056 | if (workerNode.usage.elu.utilization == null) { |
| 1057 | expect(workerNode.usage.elu.utilization).toBeUndefined() |
| 1058 | } else { |
| 1059 | expect(workerNode.usage.elu.utilization).toBeGreaterThanOrEqual(0) |
| 1060 | expect(workerNode.usage.elu.utilization).toBeLessThanOrEqual(1) |
| 1061 | } |
| 1062 | } |
| 1063 | expect( |
| 1064 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1065 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1066 | ).nextWorkerNodeKey |
| 1067 | ).toEqual(expect.any(Number)) |
| 1068 | expect( |
| 1069 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1070 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1071 | ).previousWorkerNodeKey |
| 1072 | ).toEqual(expect.any(Number)) |
| 1073 | // We need to clean up the resources after our test |
| 1074 | await pool.destroy() |
| 1075 | }) |
| 1076 | |
| 1077 | it('Verify FAIR_SHARE strategy default policy', async () => { |
| 1078 | const workerChoiceStrategy = WorkerChoiceStrategies.FAIR_SHARE |
| 1079 | let pool = new FixedThreadPool( |
| 1080 | max, |
| 1081 | './tests/worker-files/thread/testWorker.mjs', |
| 1082 | { workerChoiceStrategy } |
| 1083 | ) |
| 1084 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 1085 | dynamicWorkerUsage: false, |
| 1086 | dynamicWorkerReady: true |
| 1087 | }) |
| 1088 | await pool.destroy() |
| 1089 | pool = new DynamicThreadPool( |
| 1090 | min, |
| 1091 | max, |
| 1092 | './tests/worker-files/thread/testWorker.mjs', |
| 1093 | { workerChoiceStrategy } |
| 1094 | ) |
| 1095 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 1096 | dynamicWorkerUsage: false, |
| 1097 | dynamicWorkerReady: true |
| 1098 | }) |
| 1099 | // We need to clean up the resources after our test |
| 1100 | await pool.destroy() |
| 1101 | }) |
| 1102 | |
| 1103 | it('Verify FAIR_SHARE strategy default tasks statistics requirements', async () => { |
| 1104 | const workerChoiceStrategy = WorkerChoiceStrategies.FAIR_SHARE |
| 1105 | let pool = new FixedThreadPool( |
| 1106 | max, |
| 1107 | './tests/worker-files/thread/testWorker.mjs', |
| 1108 | { workerChoiceStrategy } |
| 1109 | ) |
| 1110 | expect( |
| 1111 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 1112 | ).toStrictEqual({ |
| 1113 | runTime: { |
| 1114 | aggregate: true, |
| 1115 | average: true, |
| 1116 | median: false |
| 1117 | }, |
| 1118 | waitTime: { |
| 1119 | aggregate: true, |
| 1120 | average: true, |
| 1121 | median: false |
| 1122 | }, |
| 1123 | elu: { |
| 1124 | aggregate: true, |
| 1125 | average: true, |
| 1126 | median: false |
| 1127 | } |
| 1128 | }) |
| 1129 | await pool.destroy() |
| 1130 | pool = new DynamicThreadPool( |
| 1131 | min, |
| 1132 | max, |
| 1133 | './tests/worker-files/thread/testWorker.mjs', |
| 1134 | { workerChoiceStrategy } |
| 1135 | ) |
| 1136 | expect( |
| 1137 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 1138 | ).toStrictEqual({ |
| 1139 | runTime: { |
| 1140 | aggregate: true, |
| 1141 | average: true, |
| 1142 | median: false |
| 1143 | }, |
| 1144 | waitTime: { |
| 1145 | aggregate: true, |
| 1146 | average: true, |
| 1147 | median: false |
| 1148 | }, |
| 1149 | elu: { |
| 1150 | aggregate: true, |
| 1151 | average: true, |
| 1152 | median: false |
| 1153 | } |
| 1154 | }) |
| 1155 | // We need to clean up the resources after our test |
| 1156 | await pool.destroy() |
| 1157 | }) |
| 1158 | |
| 1159 | it('Verify FAIR_SHARE strategy can be run in a fixed pool', async () => { |
| 1160 | const pool = new FixedThreadPool( |
| 1161 | max, |
| 1162 | './tests/worker-files/thread/testWorker.mjs', |
| 1163 | { workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE } |
| 1164 | ) |
| 1165 | // TODO: Create a better test to cover `FairShareChoiceStrategy#choose` |
| 1166 | const promises = new Set() |
| 1167 | const maxMultiplier = 2 |
| 1168 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1169 | promises.add(pool.execute()) |
| 1170 | } |
| 1171 | await Promise.all(promises) |
| 1172 | for (const workerNode of pool.workerNodes) { |
| 1173 | expect(workerNode.usage).toStrictEqual({ |
| 1174 | tasks: { |
| 1175 | executed: expect.any(Number), |
| 1176 | executing: 0, |
| 1177 | queued: 0, |
| 1178 | maxQueued: 0, |
| 1179 | sequentiallyStolen: 0, |
| 1180 | stolen: 0, |
| 1181 | failed: 0 |
| 1182 | }, |
| 1183 | runTime: expect.objectContaining({ |
| 1184 | history: expect.any(CircularBuffer) |
| 1185 | }), |
| 1186 | waitTime: expect.objectContaining({ |
| 1187 | history: expect.any(CircularBuffer) |
| 1188 | }), |
| 1189 | elu: expect.objectContaining({ |
| 1190 | idle: expect.objectContaining({ |
| 1191 | history: expect.any(CircularBuffer) |
| 1192 | }), |
| 1193 | active: expect.objectContaining({ |
| 1194 | history: expect.any(CircularBuffer) |
| 1195 | }) |
| 1196 | }) |
| 1197 | }) |
| 1198 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 1199 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 1200 | max * maxMultiplier |
| 1201 | ) |
| 1202 | if (workerNode.usage.runTime.aggregate == null) { |
| 1203 | expect(workerNode.usage.runTime.aggregate).toBeUndefined() |
| 1204 | } else { |
| 1205 | expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) |
| 1206 | } |
| 1207 | if (workerNode.usage.runTime.average == null) { |
| 1208 | expect(workerNode.usage.runTime.average).toBeUndefined() |
| 1209 | } else { |
| 1210 | expect(workerNode.usage.runTime.average).toBeGreaterThan(0) |
| 1211 | } |
| 1212 | if (workerNode.usage.waitTime.aggregate == null) { |
| 1213 | expect(workerNode.usage.waitTime.aggregate).toBeUndefined() |
| 1214 | } else { |
| 1215 | expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) |
| 1216 | } |
| 1217 | if (workerNode.usage.waitTime.average == null) { |
| 1218 | expect(workerNode.usage.waitTime.average).toBeUndefined() |
| 1219 | } else { |
| 1220 | expect(workerNode.usage.waitTime.average).toBeGreaterThan(0) |
| 1221 | } |
| 1222 | if (workerNode.usage.elu.active.aggregate == null) { |
| 1223 | expect(workerNode.usage.elu.active.aggregate).toBeUndefined() |
| 1224 | } else { |
| 1225 | expect(workerNode.usage.elu.active.aggregate).toBeGreaterThan(0) |
| 1226 | } |
| 1227 | if (workerNode.usage.elu.idle.aggregate == null) { |
| 1228 | expect(workerNode.usage.elu.idle.aggregate).toBeUndefined() |
| 1229 | } else { |
| 1230 | expect(workerNode.usage.elu.idle.aggregate).toBeGreaterThanOrEqual(0) |
| 1231 | } |
| 1232 | if (workerNode.usage.elu.utilization == null) { |
| 1233 | expect(workerNode.usage.elu.utilization).toBeUndefined() |
| 1234 | } else { |
| 1235 | expect(workerNode.usage.elu.utilization).toBeGreaterThanOrEqual(0) |
| 1236 | expect(workerNode.usage.elu.utilization).toBeLessThanOrEqual(1) |
| 1237 | } |
| 1238 | expect(workerNode.strategyData.virtualTaskEndTimestamp).toBeGreaterThan(0) |
| 1239 | } |
| 1240 | expect( |
| 1241 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1242 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1243 | ).nextWorkerNodeKey |
| 1244 | ).toEqual(expect.any(Number)) |
| 1245 | expect( |
| 1246 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1247 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1248 | ).previousWorkerNodeKey |
| 1249 | ).toEqual(expect.any(Number)) |
| 1250 | // We need to clean up the resources after our test |
| 1251 | await pool.destroy() |
| 1252 | }) |
| 1253 | |
| 1254 | it('Verify FAIR_SHARE strategy can be run in a dynamic pool', async () => { |
| 1255 | const pool = new DynamicThreadPool( |
| 1256 | min, |
| 1257 | max, |
| 1258 | './tests/worker-files/thread/testWorker.mjs', |
| 1259 | { workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE } |
| 1260 | ) |
| 1261 | // TODO: Create a better test to cover `FairShareChoiceStrategy#choose` |
| 1262 | const promises = new Set() |
| 1263 | const maxMultiplier = 2 |
| 1264 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1265 | promises.add(pool.execute()) |
| 1266 | } |
| 1267 | await Promise.all(promises) |
| 1268 | for (const workerNode of pool.workerNodes) { |
| 1269 | expect(workerNode.usage).toStrictEqual({ |
| 1270 | tasks: { |
| 1271 | executed: expect.any(Number), |
| 1272 | executing: 0, |
| 1273 | queued: 0, |
| 1274 | maxQueued: 0, |
| 1275 | sequentiallyStolen: 0, |
| 1276 | stolen: 0, |
| 1277 | failed: 0 |
| 1278 | }, |
| 1279 | runTime: expect.objectContaining({ |
| 1280 | history: expect.any(CircularBuffer) |
| 1281 | }), |
| 1282 | waitTime: expect.objectContaining({ |
| 1283 | history: expect.any(CircularBuffer) |
| 1284 | }), |
| 1285 | elu: expect.objectContaining({ |
| 1286 | idle: expect.objectContaining({ |
| 1287 | history: expect.any(CircularBuffer) |
| 1288 | }), |
| 1289 | active: expect.objectContaining({ |
| 1290 | history: expect.any(CircularBuffer) |
| 1291 | }) |
| 1292 | }) |
| 1293 | }) |
| 1294 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 1295 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 1296 | max * maxMultiplier |
| 1297 | ) |
| 1298 | if (workerNode.usage.runTime.aggregate == null) { |
| 1299 | expect(workerNode.usage.runTime.aggregate).toBeUndefined() |
| 1300 | } else { |
| 1301 | expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) |
| 1302 | } |
| 1303 | if (workerNode.usage.runTime.average == null) { |
| 1304 | expect(workerNode.usage.runTime.average).toBeUndefined() |
| 1305 | } else { |
| 1306 | expect(workerNode.usage.runTime.average).toBeGreaterThan(0) |
| 1307 | } |
| 1308 | if (workerNode.usage.waitTime.aggregate == null) { |
| 1309 | expect(workerNode.usage.waitTime.aggregate).toBeUndefined() |
| 1310 | } else { |
| 1311 | expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) |
| 1312 | } |
| 1313 | if (workerNode.usage.waitTime.average == null) { |
| 1314 | expect(workerNode.usage.waitTime.average).toBeUndefined() |
| 1315 | } else { |
| 1316 | expect(workerNode.usage.waitTime.average).toBeGreaterThan(0) |
| 1317 | } |
| 1318 | if (workerNode.usage.elu.active.aggregate == null) { |
| 1319 | expect(workerNode.usage.elu.active.aggregate).toBeUndefined() |
| 1320 | } else { |
| 1321 | expect(workerNode.usage.elu.active.aggregate).toBeGreaterThan(0) |
| 1322 | } |
| 1323 | if (workerNode.usage.elu.idle.aggregate == null) { |
| 1324 | expect(workerNode.usage.elu.idle.aggregate).toBeUndefined() |
| 1325 | } else { |
| 1326 | expect(workerNode.usage.elu.idle.aggregate).toBeGreaterThanOrEqual(0) |
| 1327 | } |
| 1328 | if (workerNode.usage.elu.utilization == null) { |
| 1329 | expect(workerNode.usage.elu.utilization).toBeUndefined() |
| 1330 | } else { |
| 1331 | expect(workerNode.usage.elu.utilization).toBeGreaterThanOrEqual(0) |
| 1332 | expect(workerNode.usage.elu.utilization).toBeLessThanOrEqual(1) |
| 1333 | } |
| 1334 | expect(workerNode.strategyData.virtualTaskEndTimestamp).toBeGreaterThan(0) |
| 1335 | } |
| 1336 | expect( |
| 1337 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1338 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1339 | ).nextWorkerNodeKey |
| 1340 | ).toEqual(expect.any(Number)) |
| 1341 | expect( |
| 1342 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1343 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1344 | ).previousWorkerNodeKey |
| 1345 | ).toEqual(expect.any(Number)) |
| 1346 | // We need to clean up the resources after our test |
| 1347 | await pool.destroy() |
| 1348 | }) |
| 1349 | |
| 1350 | it('Verify FAIR_SHARE strategy can be run in a dynamic pool with median runtime statistic', async () => { |
| 1351 | const pool = new DynamicThreadPool( |
| 1352 | min, |
| 1353 | max, |
| 1354 | './tests/worker-files/thread/testWorker.mjs', |
| 1355 | { |
| 1356 | workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE, |
| 1357 | workerChoiceStrategyOptions: { |
| 1358 | runTime: { median: true } |
| 1359 | } |
| 1360 | } |
| 1361 | ) |
| 1362 | // TODO: Create a better test to cover `FairShareChoiceStrategy#choose` |
| 1363 | const promises = new Set() |
| 1364 | const maxMultiplier = 2 |
| 1365 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1366 | promises.add(pool.execute()) |
| 1367 | } |
| 1368 | await Promise.all(promises) |
| 1369 | for (const workerNode of pool.workerNodes) { |
| 1370 | expect(workerNode.usage).toStrictEqual({ |
| 1371 | tasks: { |
| 1372 | executed: expect.any(Number), |
| 1373 | executing: 0, |
| 1374 | queued: 0, |
| 1375 | maxQueued: 0, |
| 1376 | sequentiallyStolen: 0, |
| 1377 | stolen: 0, |
| 1378 | failed: 0 |
| 1379 | }, |
| 1380 | runTime: expect.objectContaining({ |
| 1381 | history: expect.any(CircularBuffer) |
| 1382 | }), |
| 1383 | waitTime: expect.objectContaining({ |
| 1384 | history: expect.any(CircularBuffer) |
| 1385 | }), |
| 1386 | elu: expect.objectContaining({ |
| 1387 | idle: expect.objectContaining({ |
| 1388 | history: expect.any(CircularBuffer) |
| 1389 | }), |
| 1390 | active: expect.objectContaining({ |
| 1391 | history: expect.any(CircularBuffer) |
| 1392 | }) |
| 1393 | }) |
| 1394 | }) |
| 1395 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 1396 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 1397 | max * maxMultiplier |
| 1398 | ) |
| 1399 | if (workerNode.usage.runTime.aggregate == null) { |
| 1400 | expect(workerNode.usage.runTime.aggregate).toBeUndefined() |
| 1401 | } else { |
| 1402 | expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) |
| 1403 | } |
| 1404 | if (workerNode.usage.runTime.median == null) { |
| 1405 | expect(workerNode.usage.runTime.median).toBeUndefined() |
| 1406 | } else { |
| 1407 | expect(workerNode.usage.runTime.median).toBeGreaterThan(0) |
| 1408 | } |
| 1409 | if (workerNode.usage.waitTime.aggregate == null) { |
| 1410 | expect(workerNode.usage.waitTime.aggregate).toBeUndefined() |
| 1411 | } else { |
| 1412 | expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) |
| 1413 | } |
| 1414 | if (workerNode.usage.waitTime.median == null) { |
| 1415 | expect(workerNode.usage.waitTime.median).toBeUndefined() |
| 1416 | } else { |
| 1417 | expect(workerNode.usage.waitTime.median).toBeGreaterThan(0) |
| 1418 | } |
| 1419 | if (workerNode.usage.elu.active.aggregate == null) { |
| 1420 | expect(workerNode.usage.elu.active.aggregate).toBeUndefined() |
| 1421 | } else { |
| 1422 | expect(workerNode.usage.elu.active.aggregate).toBeGreaterThan(0) |
| 1423 | } |
| 1424 | if (workerNode.usage.elu.idle.aggregate == null) { |
| 1425 | expect(workerNode.usage.elu.idle.aggregate).toBeUndefined() |
| 1426 | } else { |
| 1427 | expect(workerNode.usage.elu.idle.aggregate).toBeGreaterThanOrEqual(0) |
| 1428 | } |
| 1429 | if (workerNode.usage.elu.utilization == null) { |
| 1430 | expect(workerNode.usage.elu.utilization).toBeUndefined() |
| 1431 | } else { |
| 1432 | expect(workerNode.usage.elu.utilization).toBeGreaterThanOrEqual(0) |
| 1433 | expect(workerNode.usage.elu.utilization).toBeLessThanOrEqual(1) |
| 1434 | } |
| 1435 | expect(workerNode.strategyData.virtualTaskEndTimestamp).toBeGreaterThan(0) |
| 1436 | } |
| 1437 | expect( |
| 1438 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1439 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1440 | ).nextWorkerNodeKey |
| 1441 | ).toEqual(expect.any(Number)) |
| 1442 | expect( |
| 1443 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1444 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1445 | ).previousWorkerNodeKey |
| 1446 | ).toEqual(expect.any(Number)) |
| 1447 | // We need to clean up the resources after our test |
| 1448 | await pool.destroy() |
| 1449 | }) |
| 1450 | |
| 1451 | it("Verify FAIR_SHARE strategy internals aren't reset after setting it", async () => { |
| 1452 | const workerChoiceStrategy = WorkerChoiceStrategies.FAIR_SHARE |
| 1453 | let pool = new FixedThreadPool( |
| 1454 | max, |
| 1455 | './tests/worker-files/thread/testWorker.mjs' |
| 1456 | ) |
| 1457 | for (const workerNode of pool.workerNodes) { |
| 1458 | workerNode.strategyData = { |
| 1459 | virtualTaskEndTimestamp: performance.now() |
| 1460 | } |
| 1461 | } |
| 1462 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 1463 | for (const workerNode of pool.workerNodes) { |
| 1464 | expect(workerNode.strategyData.virtualTaskEndTimestamp).toBeGreaterThan(0) |
| 1465 | } |
| 1466 | await pool.destroy() |
| 1467 | pool = new DynamicThreadPool( |
| 1468 | min, |
| 1469 | max, |
| 1470 | './tests/worker-files/thread/testWorker.mjs' |
| 1471 | ) |
| 1472 | for (const workerNode of pool.workerNodes) { |
| 1473 | workerNode.strategyData = { |
| 1474 | virtualTaskEndTimestamp: performance.now() |
| 1475 | } |
| 1476 | } |
| 1477 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 1478 | for (const workerNode of pool.workerNodes) { |
| 1479 | expect(workerNode.strategyData.virtualTaskEndTimestamp).toBeGreaterThan(0) |
| 1480 | } |
| 1481 | // We need to clean up the resources after our test |
| 1482 | await pool.destroy() |
| 1483 | }) |
| 1484 | |
| 1485 | it('Verify WEIGHTED_ROUND_ROBIN strategy default policy', async () => { |
| 1486 | const workerChoiceStrategy = WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN |
| 1487 | let pool = new FixedThreadPool( |
| 1488 | max, |
| 1489 | './tests/worker-files/thread/testWorker.mjs', |
| 1490 | { workerChoiceStrategy } |
| 1491 | ) |
| 1492 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 1493 | dynamicWorkerUsage: false, |
| 1494 | dynamicWorkerReady: true |
| 1495 | }) |
| 1496 | await pool.destroy() |
| 1497 | pool = new DynamicThreadPool( |
| 1498 | min, |
| 1499 | max, |
| 1500 | './tests/worker-files/thread/testWorker.mjs', |
| 1501 | { workerChoiceStrategy } |
| 1502 | ) |
| 1503 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 1504 | dynamicWorkerUsage: false, |
| 1505 | dynamicWorkerReady: true |
| 1506 | }) |
| 1507 | // We need to clean up the resources after our test |
| 1508 | await pool.destroy() |
| 1509 | }) |
| 1510 | |
| 1511 | it('Verify WEIGHTED_ROUND_ROBIN strategy default tasks statistics requirements', async () => { |
| 1512 | const workerChoiceStrategy = WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN |
| 1513 | let pool = new FixedThreadPool( |
| 1514 | max, |
| 1515 | './tests/worker-files/thread/testWorker.mjs', |
| 1516 | { workerChoiceStrategy } |
| 1517 | ) |
| 1518 | expect( |
| 1519 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 1520 | ).toStrictEqual({ |
| 1521 | runTime: { |
| 1522 | aggregate: true, |
| 1523 | average: true, |
| 1524 | median: false |
| 1525 | }, |
| 1526 | waitTime: { |
| 1527 | aggregate: true, |
| 1528 | average: true, |
| 1529 | median: false |
| 1530 | }, |
| 1531 | elu: { |
| 1532 | aggregate: false, |
| 1533 | average: false, |
| 1534 | median: false |
| 1535 | } |
| 1536 | }) |
| 1537 | await pool.destroy() |
| 1538 | pool = new DynamicThreadPool( |
| 1539 | min, |
| 1540 | max, |
| 1541 | './tests/worker-files/thread/testWorker.mjs', |
| 1542 | { workerChoiceStrategy } |
| 1543 | ) |
| 1544 | expect( |
| 1545 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 1546 | ).toStrictEqual({ |
| 1547 | runTime: { |
| 1548 | aggregate: true, |
| 1549 | average: true, |
| 1550 | median: false |
| 1551 | }, |
| 1552 | waitTime: { |
| 1553 | aggregate: true, |
| 1554 | average: true, |
| 1555 | median: false |
| 1556 | }, |
| 1557 | elu: { |
| 1558 | aggregate: false, |
| 1559 | average: false, |
| 1560 | median: false |
| 1561 | } |
| 1562 | }) |
| 1563 | // We need to clean up the resources after our test |
| 1564 | await pool.destroy() |
| 1565 | }) |
| 1566 | |
| 1567 | it('Verify WEIGHTED_ROUND_ROBIN strategy can be run in a fixed pool', async () => { |
| 1568 | const pool = new FixedThreadPool( |
| 1569 | max, |
| 1570 | './tests/worker-files/thread/testWorker.mjs', |
| 1571 | { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN } |
| 1572 | ) |
| 1573 | // TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose` |
| 1574 | const promises = new Set() |
| 1575 | const maxMultiplier = 2 |
| 1576 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1577 | promises.add(pool.execute()) |
| 1578 | } |
| 1579 | await Promise.all(promises) |
| 1580 | for (const workerNode of pool.workerNodes) { |
| 1581 | expect(workerNode.usage).toStrictEqual({ |
| 1582 | tasks: { |
| 1583 | executed: expect.any(Number), |
| 1584 | executing: 0, |
| 1585 | queued: 0, |
| 1586 | maxQueued: 0, |
| 1587 | sequentiallyStolen: 0, |
| 1588 | stolen: 0, |
| 1589 | failed: 0 |
| 1590 | }, |
| 1591 | runTime: expect.objectContaining({ |
| 1592 | history: expect.any(CircularBuffer) |
| 1593 | }), |
| 1594 | waitTime: expect.objectContaining({ |
| 1595 | history: expect.any(CircularBuffer) |
| 1596 | }), |
| 1597 | elu: { |
| 1598 | idle: { |
| 1599 | history: expect.any(CircularBuffer) |
| 1600 | }, |
| 1601 | active: { |
| 1602 | history: expect.any(CircularBuffer) |
| 1603 | } |
| 1604 | } |
| 1605 | }) |
| 1606 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 1607 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 1608 | max * maxMultiplier |
| 1609 | ) |
| 1610 | if (workerNode.usage.runTime.aggregate == null) { |
| 1611 | expect(workerNode.usage.runTime.aggregate).toBeUndefined() |
| 1612 | } else { |
| 1613 | expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) |
| 1614 | } |
| 1615 | if (workerNode.usage.runTime.average == null) { |
| 1616 | expect(workerNode.usage.runTime.average).toBeUndefined() |
| 1617 | } else { |
| 1618 | expect(workerNode.usage.runTime.average).toBeGreaterThan(0) |
| 1619 | } |
| 1620 | if (workerNode.usage.waitTime.aggregate == null) { |
| 1621 | expect(workerNode.usage.waitTime.aggregate).toBeUndefined() |
| 1622 | } else { |
| 1623 | expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) |
| 1624 | } |
| 1625 | if (workerNode.usage.waitTime.average == null) { |
| 1626 | expect(workerNode.usage.waitTime.average).toBeUndefined() |
| 1627 | } else { |
| 1628 | expect(workerNode.usage.waitTime.average).toBeGreaterThan(0) |
| 1629 | } |
| 1630 | } |
| 1631 | expect( |
| 1632 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1633 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1634 | ).nextWorkerNodeKey |
| 1635 | ).toBe(0) |
| 1636 | expect( |
| 1637 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1638 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1639 | ).previousWorkerNodeKey |
| 1640 | ).toEqual(0) |
| 1641 | expect( |
| 1642 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1643 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1644 | ).workerNodeVirtualTaskExecutionTime |
| 1645 | ).toBeGreaterThanOrEqual(0) |
| 1646 | // We need to clean up the resources after our test |
| 1647 | await pool.destroy() |
| 1648 | }) |
| 1649 | |
| 1650 | it('Verify WEIGHTED_ROUND_ROBIN strategy can be run in a dynamic pool', async () => { |
| 1651 | const pool = new DynamicThreadPool( |
| 1652 | min, |
| 1653 | max, |
| 1654 | './tests/worker-files/thread/testWorker.mjs', |
| 1655 | { workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN } |
| 1656 | ) |
| 1657 | // TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose` |
| 1658 | const promises = new Set() |
| 1659 | const maxMultiplier = 2 |
| 1660 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1661 | promises.add(pool.execute()) |
| 1662 | } |
| 1663 | await Promise.all(promises) |
| 1664 | for (const workerNode of pool.workerNodes) { |
| 1665 | expect(workerNode.usage).toStrictEqual({ |
| 1666 | tasks: { |
| 1667 | executed: expect.any(Number), |
| 1668 | executing: 0, |
| 1669 | queued: 0, |
| 1670 | maxQueued: 0, |
| 1671 | sequentiallyStolen: 0, |
| 1672 | stolen: 0, |
| 1673 | failed: 0 |
| 1674 | }, |
| 1675 | runTime: expect.objectContaining({ |
| 1676 | history: expect.any(CircularBuffer) |
| 1677 | }), |
| 1678 | waitTime: expect.objectContaining({ |
| 1679 | history: expect.any(CircularBuffer) |
| 1680 | }), |
| 1681 | elu: { |
| 1682 | idle: { |
| 1683 | history: expect.any(CircularBuffer) |
| 1684 | }, |
| 1685 | active: { |
| 1686 | history: expect.any(CircularBuffer) |
| 1687 | } |
| 1688 | } |
| 1689 | }) |
| 1690 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 1691 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 1692 | max * maxMultiplier |
| 1693 | ) |
| 1694 | if (workerNode.usage.runTime.aggregate == null) { |
| 1695 | expect(workerNode.usage.runTime.aggregate).toBeUndefined() |
| 1696 | } else { |
| 1697 | expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) |
| 1698 | } |
| 1699 | if (workerNode.usage.runTime.average == null) { |
| 1700 | expect(workerNode.usage.runTime.average).toBeUndefined() |
| 1701 | } else { |
| 1702 | expect(workerNode.usage.runTime.average).toBeGreaterThan(0) |
| 1703 | } |
| 1704 | if (workerNode.usage.waitTime.aggregate == null) { |
| 1705 | expect(workerNode.usage.waitTime.aggregate).toBeUndefined() |
| 1706 | } else { |
| 1707 | expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) |
| 1708 | } |
| 1709 | if (workerNode.usage.waitTime.average == null) { |
| 1710 | expect(workerNode.usage.waitTime.average).toBeUndefined() |
| 1711 | } else { |
| 1712 | expect(workerNode.usage.waitTime.average).toBeGreaterThan(0) |
| 1713 | } |
| 1714 | } |
| 1715 | expect( |
| 1716 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1717 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1718 | ).nextWorkerNodeKey |
| 1719 | ).toEqual(0) |
| 1720 | expect( |
| 1721 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1722 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1723 | ).previousWorkerNodeKey |
| 1724 | ).toEqual(0) |
| 1725 | expect( |
| 1726 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1727 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1728 | ).workerNodeVirtualTaskExecutionTime |
| 1729 | ).toBeGreaterThanOrEqual(0) |
| 1730 | // We need to clean up the resources after our test |
| 1731 | await pool.destroy() |
| 1732 | }) |
| 1733 | |
| 1734 | it('Verify WEIGHTED_ROUND_ROBIN strategy can be run in a dynamic pool with median runtime statistic', async () => { |
| 1735 | const pool = new DynamicThreadPool( |
| 1736 | min, |
| 1737 | max, |
| 1738 | './tests/worker-files/thread/testWorker.mjs', |
| 1739 | { |
| 1740 | workerChoiceStrategy: WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN, |
| 1741 | workerChoiceStrategyOptions: { |
| 1742 | runTime: { median: true } |
| 1743 | } |
| 1744 | } |
| 1745 | ) |
| 1746 | // TODO: Create a better test to cover `WeightedRoundRobinWorkerChoiceStrategy#choose` |
| 1747 | const promises = new Set() |
| 1748 | const maxMultiplier = 2 |
| 1749 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1750 | promises.add(pool.execute()) |
| 1751 | } |
| 1752 | await Promise.all(promises) |
| 1753 | for (const workerNode of pool.workerNodes) { |
| 1754 | expect(workerNode.usage).toStrictEqual({ |
| 1755 | tasks: { |
| 1756 | executed: expect.any(Number), |
| 1757 | executing: 0, |
| 1758 | queued: 0, |
| 1759 | maxQueued: 0, |
| 1760 | sequentiallyStolen: 0, |
| 1761 | stolen: 0, |
| 1762 | failed: 0 |
| 1763 | }, |
| 1764 | runTime: expect.objectContaining({ |
| 1765 | history: expect.any(CircularBuffer) |
| 1766 | }), |
| 1767 | waitTime: expect.objectContaining({ |
| 1768 | history: expect.any(CircularBuffer) |
| 1769 | }), |
| 1770 | elu: { |
| 1771 | idle: { |
| 1772 | history: expect.any(CircularBuffer) |
| 1773 | }, |
| 1774 | active: { |
| 1775 | history: expect.any(CircularBuffer) |
| 1776 | } |
| 1777 | } |
| 1778 | }) |
| 1779 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 1780 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 1781 | max * maxMultiplier |
| 1782 | ) |
| 1783 | if (workerNode.usage.runTime.aggregate == null) { |
| 1784 | expect(workerNode.usage.runTime.aggregate).toBeUndefined() |
| 1785 | } else { |
| 1786 | expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) |
| 1787 | } |
| 1788 | if (workerNode.usage.runTime.median == null) { |
| 1789 | expect(workerNode.usage.runTime.median).toBeUndefined() |
| 1790 | } else { |
| 1791 | expect(workerNode.usage.runTime.median).toBeGreaterThan(0) |
| 1792 | } |
| 1793 | if (workerNode.usage.waitTime.aggregate == null) { |
| 1794 | expect(workerNode.usage.waitTime.aggregate).toBeUndefined() |
| 1795 | } else { |
| 1796 | expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) |
| 1797 | } |
| 1798 | if (workerNode.usage.waitTime.median == null) { |
| 1799 | expect(workerNode.usage.waitTime.median).toBeUndefined() |
| 1800 | } else { |
| 1801 | expect(workerNode.usage.waitTime.median).toBeGreaterThan(0) |
| 1802 | } |
| 1803 | } |
| 1804 | expect( |
| 1805 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1806 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1807 | ).nextWorkerNodeKey |
| 1808 | ).toEqual(0) |
| 1809 | expect( |
| 1810 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1811 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1812 | ).previousWorkerNodeKey |
| 1813 | ).toEqual(0) |
| 1814 | expect( |
| 1815 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1816 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1817 | ).workerNodeVirtualTaskExecutionTime |
| 1818 | ).toBeGreaterThanOrEqual(0) |
| 1819 | // We need to clean up the resources after our test |
| 1820 | await pool.destroy() |
| 1821 | }) |
| 1822 | |
| 1823 | it("Verify WEIGHTED_ROUND_ROBIN strategy internals aren't reset after setting it", async () => { |
| 1824 | const workerChoiceStrategy = WorkerChoiceStrategies.WEIGHTED_ROUND_ROBIN |
| 1825 | let pool = new FixedThreadPool( |
| 1826 | max, |
| 1827 | './tests/worker-files/thread/testWorker.mjs', |
| 1828 | { workerChoiceStrategy } |
| 1829 | ) |
| 1830 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1831 | workerChoiceStrategy |
| 1832 | ).nextWorkerNodeKey = randomInt(1, max - 1) |
| 1833 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1834 | workerChoiceStrategy |
| 1835 | ).previousWorkerNodeKey = randomInt(1, max - 1) |
| 1836 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1837 | workerChoiceStrategy |
| 1838 | ).workerNodeVirtualTaskRunTime = randomInt(100, 1000) |
| 1839 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 1840 | expect( |
| 1841 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1842 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1843 | ).nextWorkerNodeKey |
| 1844 | ).toBeGreaterThan(0) |
| 1845 | expect( |
| 1846 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1847 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1848 | ).previousWorkerNodeKey |
| 1849 | ).toBeGreaterThan(0) |
| 1850 | expect( |
| 1851 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1852 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1853 | ).workerNodeVirtualTaskRunTime |
| 1854 | ).toBeGreaterThan(99) |
| 1855 | await pool.destroy() |
| 1856 | pool = new DynamicThreadPool( |
| 1857 | min, |
| 1858 | max, |
| 1859 | './tests/worker-files/thread/testWorker.mjs', |
| 1860 | { workerChoiceStrategy } |
| 1861 | ) |
| 1862 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1863 | workerChoiceStrategy |
| 1864 | ).nextWorkerNodeKey = randomInt(1, max - 1) |
| 1865 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1866 | workerChoiceStrategy |
| 1867 | ).previousWorkerNodeKey = randomInt(1, max - 1) |
| 1868 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1869 | workerChoiceStrategy |
| 1870 | ).workerNodeVirtualTaskRunTime = randomInt(100, 1000) |
| 1871 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 1872 | expect( |
| 1873 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1874 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1875 | ).nextWorkerNodeKey |
| 1876 | ).toBeGreaterThan(0) |
| 1877 | expect( |
| 1878 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1879 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1880 | ).previousWorkerNodeKey |
| 1881 | ).toBeGreaterThan(0) |
| 1882 | expect( |
| 1883 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 1884 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 1885 | ).workerNodeVirtualTaskRunTime |
| 1886 | ).toBeGreaterThan(99) |
| 1887 | // We need to clean up the resources after our test |
| 1888 | await pool.destroy() |
| 1889 | }) |
| 1890 | |
| 1891 | it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy default policy', async () => { |
| 1892 | const workerChoiceStrategy = |
| 1893 | WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN |
| 1894 | let pool = new FixedThreadPool( |
| 1895 | max, |
| 1896 | './tests/worker-files/thread/testWorker.mjs', |
| 1897 | { workerChoiceStrategy } |
| 1898 | ) |
| 1899 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 1900 | dynamicWorkerUsage: false, |
| 1901 | dynamicWorkerReady: true |
| 1902 | }) |
| 1903 | await pool.destroy() |
| 1904 | pool = new DynamicThreadPool( |
| 1905 | min, |
| 1906 | max, |
| 1907 | './tests/worker-files/thread/testWorker.mjs', |
| 1908 | { workerChoiceStrategy } |
| 1909 | ) |
| 1910 | expect(pool.workerChoiceStrategiesContext.getPolicy()).toStrictEqual({ |
| 1911 | dynamicWorkerUsage: false, |
| 1912 | dynamicWorkerReady: true |
| 1913 | }) |
| 1914 | // We need to clean up the resources after our test |
| 1915 | await pool.destroy() |
| 1916 | }) |
| 1917 | |
| 1918 | it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy default tasks statistics requirements', async () => { |
| 1919 | const workerChoiceStrategy = |
| 1920 | WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN |
| 1921 | let pool = new FixedThreadPool( |
| 1922 | max, |
| 1923 | './tests/worker-files/thread/testWorker.mjs', |
| 1924 | { workerChoiceStrategy } |
| 1925 | ) |
| 1926 | expect( |
| 1927 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 1928 | ).toStrictEqual({ |
| 1929 | runTime: { |
| 1930 | aggregate: true, |
| 1931 | average: true, |
| 1932 | median: false |
| 1933 | }, |
| 1934 | waitTime: { |
| 1935 | aggregate: true, |
| 1936 | average: true, |
| 1937 | median: false |
| 1938 | }, |
| 1939 | elu: { |
| 1940 | aggregate: false, |
| 1941 | average: false, |
| 1942 | median: false |
| 1943 | } |
| 1944 | }) |
| 1945 | await pool.destroy() |
| 1946 | pool = new DynamicThreadPool( |
| 1947 | min, |
| 1948 | max, |
| 1949 | './tests/worker-files/thread/testWorker.mjs', |
| 1950 | { workerChoiceStrategy } |
| 1951 | ) |
| 1952 | expect( |
| 1953 | pool.workerChoiceStrategiesContext.getTaskStatisticsRequirements() |
| 1954 | ).toStrictEqual({ |
| 1955 | runTime: { |
| 1956 | aggregate: true, |
| 1957 | average: true, |
| 1958 | median: false |
| 1959 | }, |
| 1960 | waitTime: { |
| 1961 | aggregate: true, |
| 1962 | average: true, |
| 1963 | median: false |
| 1964 | }, |
| 1965 | elu: { |
| 1966 | aggregate: false, |
| 1967 | average: false, |
| 1968 | median: false |
| 1969 | } |
| 1970 | }) |
| 1971 | // We need to clean up the resources after our test |
| 1972 | await pool.destroy() |
| 1973 | }) |
| 1974 | |
| 1975 | it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy can be run in a fixed pool', async () => { |
| 1976 | const pool = new FixedThreadPool( |
| 1977 | max, |
| 1978 | './tests/worker-files/thread/testWorker.mjs', |
| 1979 | { |
| 1980 | workerChoiceStrategy: |
| 1981 | WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN |
| 1982 | } |
| 1983 | ) |
| 1984 | // TODO: Create a better test to cover `InterleavedWeightedRoundRobinWorkerChoiceStrategy#choose` |
| 1985 | const promises = new Set() |
| 1986 | const maxMultiplier = 2 |
| 1987 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 1988 | promises.add(pool.execute()) |
| 1989 | } |
| 1990 | await Promise.all(promises) |
| 1991 | for (const workerNode of pool.workerNodes) { |
| 1992 | expect(workerNode.usage).toStrictEqual({ |
| 1993 | tasks: { |
| 1994 | executed: expect.any(Number), |
| 1995 | executing: 0, |
| 1996 | queued: 0, |
| 1997 | maxQueued: 0, |
| 1998 | sequentiallyStolen: 0, |
| 1999 | stolen: 0, |
| 2000 | failed: 0 |
| 2001 | }, |
| 2002 | runTime: expect.objectContaining({ |
| 2003 | history: expect.any(CircularBuffer) |
| 2004 | }), |
| 2005 | waitTime: expect.objectContaining({ |
| 2006 | history: expect.any(CircularBuffer) |
| 2007 | }), |
| 2008 | elu: { |
| 2009 | idle: { |
| 2010 | history: expect.any(CircularBuffer) |
| 2011 | }, |
| 2012 | active: { |
| 2013 | history: expect.any(CircularBuffer) |
| 2014 | } |
| 2015 | } |
| 2016 | }) |
| 2017 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 2018 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 2019 | max * maxMultiplier |
| 2020 | ) |
| 2021 | if (workerNode.usage.runTime.aggregate == null) { |
| 2022 | expect(workerNode.usage.runTime.aggregate).toBeUndefined() |
| 2023 | } else { |
| 2024 | expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) |
| 2025 | } |
| 2026 | if (workerNode.usage.runTime.average == null) { |
| 2027 | expect(workerNode.usage.runTime.average).toBeUndefined() |
| 2028 | } else { |
| 2029 | expect(workerNode.usage.runTime.average).toBeGreaterThan(0) |
| 2030 | } |
| 2031 | if (workerNode.usage.waitTime.aggregate == null) { |
| 2032 | expect(workerNode.usage.waitTime.aggregate).toBeUndefined() |
| 2033 | } else { |
| 2034 | expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) |
| 2035 | } |
| 2036 | if (workerNode.usage.waitTime.average == null) { |
| 2037 | expect(workerNode.usage.waitTime.average).toBeUndefined() |
| 2038 | } else { |
| 2039 | expect(workerNode.usage.waitTime.average).toBeGreaterThan(0) |
| 2040 | } |
| 2041 | } |
| 2042 | expect( |
| 2043 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2044 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2045 | ).roundId |
| 2046 | ).toBe(0) |
| 2047 | expect( |
| 2048 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2049 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2050 | ).workerNodeId |
| 2051 | ).toBe(0) |
| 2052 | expect( |
| 2053 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2054 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2055 | ).nextWorkerNodeKey |
| 2056 | ).toBe(0) |
| 2057 | expect( |
| 2058 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2059 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2060 | ).previousWorkerNodeKey |
| 2061 | ).toEqual(0) |
| 2062 | expect( |
| 2063 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2064 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2065 | ).roundWeights.length |
| 2066 | ).toBe(1) |
| 2067 | expect( |
| 2068 | Number.isSafeInteger( |
| 2069 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2070 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2071 | ).roundWeights[0] |
| 2072 | ) |
| 2073 | ).toBe(true) |
| 2074 | // We need to clean up the resources after our test |
| 2075 | await pool.destroy() |
| 2076 | }) |
| 2077 | |
| 2078 | it('Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy can be run in a dynamic pool', async () => { |
| 2079 | const pool = new DynamicThreadPool( |
| 2080 | min, |
| 2081 | max, |
| 2082 | './tests/worker-files/thread/testWorker.mjs', |
| 2083 | { |
| 2084 | workerChoiceStrategy: |
| 2085 | WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN |
| 2086 | } |
| 2087 | ) |
| 2088 | // TODO: Create a better test to cover `InterleavedWeightedRoundRobinWorkerChoiceStrategy#choose` |
| 2089 | const promises = new Set() |
| 2090 | const maxMultiplier = 2 |
| 2091 | for (let i = 0; i < max * maxMultiplier; i++) { |
| 2092 | promises.add(pool.execute()) |
| 2093 | } |
| 2094 | await Promise.all(promises) |
| 2095 | for (const workerNode of pool.workerNodes) { |
| 2096 | expect(workerNode.usage).toStrictEqual({ |
| 2097 | tasks: { |
| 2098 | executed: expect.any(Number), |
| 2099 | executing: 0, |
| 2100 | queued: 0, |
| 2101 | maxQueued: 0, |
| 2102 | sequentiallyStolen: 0, |
| 2103 | stolen: 0, |
| 2104 | failed: 0 |
| 2105 | }, |
| 2106 | runTime: expect.objectContaining({ |
| 2107 | history: expect.any(CircularBuffer) |
| 2108 | }), |
| 2109 | waitTime: expect.objectContaining({ |
| 2110 | history: expect.any(CircularBuffer) |
| 2111 | }), |
| 2112 | elu: { |
| 2113 | idle: { |
| 2114 | history: expect.any(CircularBuffer) |
| 2115 | }, |
| 2116 | active: { |
| 2117 | history: expect.any(CircularBuffer) |
| 2118 | } |
| 2119 | } |
| 2120 | }) |
| 2121 | expect(workerNode.usage.tasks.executed).toBeGreaterThanOrEqual(0) |
| 2122 | expect(workerNode.usage.tasks.executed).toBeLessThanOrEqual( |
| 2123 | max * maxMultiplier |
| 2124 | ) |
| 2125 | if (workerNode.usage.runTime.aggregate == null) { |
| 2126 | expect(workerNode.usage.runTime.aggregate).toBeUndefined() |
| 2127 | } else { |
| 2128 | expect(workerNode.usage.runTime.aggregate).toBeGreaterThan(0) |
| 2129 | } |
| 2130 | if (workerNode.usage.runTime.average == null) { |
| 2131 | expect(workerNode.usage.runTime.average).toBeUndefined() |
| 2132 | } else { |
| 2133 | expect(workerNode.usage.runTime.average).toBeGreaterThan(0) |
| 2134 | } |
| 2135 | if (workerNode.usage.waitTime.aggregate == null) { |
| 2136 | expect(workerNode.usage.waitTime.aggregate).toBeUndefined() |
| 2137 | } else { |
| 2138 | expect(workerNode.usage.waitTime.aggregate).toBeGreaterThan(0) |
| 2139 | } |
| 2140 | if (workerNode.usage.waitTime.average == null) { |
| 2141 | expect(workerNode.usage.waitTime.average).toBeUndefined() |
| 2142 | } else { |
| 2143 | expect(workerNode.usage.waitTime.average).toBeGreaterThan(0) |
| 2144 | } |
| 2145 | } |
| 2146 | expect( |
| 2147 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2148 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2149 | ).roundId |
| 2150 | ).toBe(0) |
| 2151 | expect( |
| 2152 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2153 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2154 | ).workerNodeId |
| 2155 | ).toBe(0) |
| 2156 | expect( |
| 2157 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2158 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2159 | ).nextWorkerNodeKey |
| 2160 | ).toBe(0) |
| 2161 | expect( |
| 2162 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2163 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2164 | ).previousWorkerNodeKey |
| 2165 | ).toEqual(0) |
| 2166 | expect( |
| 2167 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2168 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2169 | ).roundWeights.length |
| 2170 | ).toBe(1) |
| 2171 | expect( |
| 2172 | Number.isSafeInteger( |
| 2173 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2174 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2175 | ).roundWeights[0] |
| 2176 | ) |
| 2177 | ).toBe(true) |
| 2178 | // We need to clean up the resources after our test |
| 2179 | await pool.destroy() |
| 2180 | }) |
| 2181 | |
| 2182 | it("Verify INTERLEAVED_WEIGHTED_ROUND_ROBIN strategy internals aren't reset after setting it", async () => { |
| 2183 | const workerChoiceStrategy = |
| 2184 | WorkerChoiceStrategies.INTERLEAVED_WEIGHTED_ROUND_ROBIN |
| 2185 | let pool = new FixedThreadPool( |
| 2186 | max, |
| 2187 | './tests/worker-files/thread/testWorker.mjs', |
| 2188 | { workerChoiceStrategy } |
| 2189 | ) |
| 2190 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2191 | workerChoiceStrategy |
| 2192 | ).roundId = randomInt(1, max - 1) |
| 2193 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2194 | workerChoiceStrategy |
| 2195 | ).workerNodeId = randomInt(1, max - 1) |
| 2196 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2197 | workerChoiceStrategy |
| 2198 | ).nextWorkerNodeKey = randomInt(1, max - 1) |
| 2199 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2200 | workerChoiceStrategy |
| 2201 | ).previousWorkerNodeKey = randomInt(1, max - 1) |
| 2202 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2203 | workerChoiceStrategy |
| 2204 | ).roundWeights = [randomInt(1, max - 1), randomInt(1, max - 1)] |
| 2205 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 2206 | expect( |
| 2207 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2208 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2209 | ).roundId |
| 2210 | ).toBeGreaterThan(0) |
| 2211 | expect( |
| 2212 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2213 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2214 | ).workerNodeId |
| 2215 | ).toBeGreaterThan(0) |
| 2216 | expect( |
| 2217 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2218 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2219 | ).nextWorkerNodeKey |
| 2220 | ).toBeGreaterThan(0) |
| 2221 | expect( |
| 2222 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2223 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2224 | ).previousWorkerNodeKey |
| 2225 | ).toBeGreaterThan(0) |
| 2226 | expect( |
| 2227 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2228 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2229 | ).roundWeights.length |
| 2230 | ).toBeGreaterThan(1) |
| 2231 | expect( |
| 2232 | Number.isSafeInteger( |
| 2233 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2234 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2235 | ).roundWeights[0] |
| 2236 | ) |
| 2237 | ).toBe(true) |
| 2238 | await pool.destroy() |
| 2239 | pool = new DynamicThreadPool( |
| 2240 | min, |
| 2241 | max, |
| 2242 | './tests/worker-files/thread/testWorker.mjs', |
| 2243 | { workerChoiceStrategy } |
| 2244 | ) |
| 2245 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2246 | workerChoiceStrategy |
| 2247 | ).roundId = randomInt(1, max - 1) |
| 2248 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2249 | workerChoiceStrategy |
| 2250 | ).workerNodeId = randomInt(1, max - 1) |
| 2251 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2252 | workerChoiceStrategy |
| 2253 | ).nextWorkerNodeKey = randomInt(1, max - 1) |
| 2254 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2255 | workerChoiceStrategy |
| 2256 | ).previousWorkerNodeKey = randomInt(1, max - 1) |
| 2257 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2258 | workerChoiceStrategy |
| 2259 | ).roundWeights = [randomInt(1, max - 1), randomInt(1, max - 1)] |
| 2260 | pool.setWorkerChoiceStrategy(workerChoiceStrategy) |
| 2261 | expect( |
| 2262 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2263 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2264 | ).roundId |
| 2265 | ).toBeGreaterThan(0) |
| 2266 | expect( |
| 2267 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2268 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2269 | ).workerNodeId |
| 2270 | ).toBeGreaterThan(0) |
| 2271 | expect( |
| 2272 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2273 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2274 | ).nextWorkerNodeKey |
| 2275 | ).toBeGreaterThan(0) |
| 2276 | expect( |
| 2277 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2278 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2279 | ).previousWorkerNodeKey |
| 2280 | ).toBeGreaterThan(0) |
| 2281 | expect( |
| 2282 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2283 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2284 | ).roundWeights.length |
| 2285 | ).toBeGreaterThan(1) |
| 2286 | expect( |
| 2287 | Number.isSafeInteger( |
| 2288 | pool.workerChoiceStrategiesContext.workerChoiceStrategies.get( |
| 2289 | pool.workerChoiceStrategiesContext.defaultWorkerChoiceStrategy |
| 2290 | ).roundWeights[0] |
| 2291 | ) |
| 2292 | ).toBe(true) |
| 2293 | // We need to clean up the resources after our test |
| 2294 | await pool.destroy() |
| 2295 | }) |
| 2296 | |
| 2297 | it('Verify unknown strategy throw error', () => { |
| 2298 | expect( |
| 2299 | () => |
| 2300 | new DynamicThreadPool( |
| 2301 | min, |
| 2302 | max, |
| 2303 | './tests/worker-files/thread/testWorker.mjs', |
| 2304 | { workerChoiceStrategy: 'UNKNOWN_STRATEGY' } |
| 2305 | ) |
| 2306 | ).toThrow("Invalid worker choice strategy 'UNKNOWN_STRATEGY'") |
| 2307 | }) |
| 2308 | }) |