Commit | Line | Data |
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a61a0724 | 1 | const { expect } = require('expect') |
e843b904 | 2 | const { |
70a4f5ea | 3 | DynamicClusterPool, |
9e619829 | 4 | DynamicThreadPool, |
aee46736 | 5 | FixedClusterPool, |
e843b904 | 6 | FixedThreadPool, |
aee46736 | 7 | PoolEvents, |
6b27d407 | 8 | WorkerChoiceStrategies, |
184855e6 JB |
9 | PoolTypes, |
10 | WorkerTypes | |
cdace0e5 | 11 | } = require('../../../lib') |
78099a15 | 12 | const { CircularArray } = require('../../../lib/circular-array') |
29ee7e9a | 13 | const { Queue } = require('../../../lib/queue') |
e1ffb94f JB |
14 | |
15 | describe('Abstract pool test suite', () => { | |
fc027381 | 16 | const numberOfWorkers = 2 |
a8884ffd | 17 | class StubPoolWithRemoveAllWorker extends FixedThreadPool { |
e1ffb94f | 18 | removeAllWorker () { |
d4aeae5a | 19 | this.workerNodes = [] |
c923ce56 | 20 | this.promiseResponseMap.clear() |
e1ffb94f | 21 | } |
3ec964d6 | 22 | } |
a8884ffd | 23 | class StubPoolWithIsMain extends FixedThreadPool { |
e1ffb94f JB |
24 | isMain () { |
25 | return false | |
26 | } | |
3ec964d6 | 27 | } |
3ec964d6 | 28 | |
3ec964d6 | 29 | it('Simulate pool creation from a non main thread/process', () => { |
8d3782fa JB |
30 | expect( |
31 | () => | |
a8884ffd | 32 | new StubPoolWithIsMain( |
7c0ba920 | 33 | numberOfWorkers, |
8d3782fa JB |
34 | './tests/worker-files/thread/testWorker.js', |
35 | { | |
36 | errorHandler: e => console.error(e) | |
37 | } | |
38 | ) | |
d4aeae5a | 39 | ).toThrowError('Cannot start a pool from a worker!') |
3ec964d6 | 40 | }) |
c510fea7 APA |
41 | |
42 | it('Verify that filePath is checked', () => { | |
292ad316 JB |
43 | const expectedError = new Error( |
44 | 'Please specify a file with a worker implementation' | |
45 | ) | |
7c0ba920 | 46 | expect(() => new FixedThreadPool(numberOfWorkers)).toThrowError( |
292ad316 | 47 | expectedError |
8d3782fa | 48 | ) |
7c0ba920 | 49 | expect(() => new FixedThreadPool(numberOfWorkers, '')).toThrowError( |
292ad316 | 50 | expectedError |
8d3782fa JB |
51 | ) |
52 | }) | |
53 | ||
54 | it('Verify that numberOfWorkers is checked', () => { | |
55 | expect(() => new FixedThreadPool()).toThrowError( | |
d4aeae5a | 56 | 'Cannot instantiate a pool without specifying the number of workers' |
8d3782fa JB |
57 | ) |
58 | }) | |
59 | ||
60 | it('Verify that a negative number of workers is checked', () => { | |
61 | expect( | |
62 | () => | |
63 | new FixedClusterPool(-1, './tests/worker-files/cluster/testWorker.js') | |
64 | ).toThrowError( | |
473c717a JB |
65 | new RangeError( |
66 | 'Cannot instantiate a pool with a negative number of workers' | |
67 | ) | |
8d3782fa JB |
68 | ) |
69 | }) | |
70 | ||
71 | it('Verify that a non integer number of workers is checked', () => { | |
72 | expect( | |
73 | () => | |
74 | new FixedThreadPool(0.25, './tests/worker-files/thread/testWorker.js') | |
75 | ).toThrowError( | |
473c717a | 76 | new TypeError( |
0d80593b | 77 | 'Cannot instantiate a pool with a non safe integer number of workers' |
8d3782fa JB |
78 | ) |
79 | ) | |
c510fea7 | 80 | }) |
7c0ba920 | 81 | |
fd7ebd49 | 82 | it('Verify that pool options are checked', async () => { |
7c0ba920 JB |
83 | let pool = new FixedThreadPool( |
84 | numberOfWorkers, | |
85 | './tests/worker-files/thread/testWorker.js' | |
86 | ) | |
7c0ba920 | 87 | expect(pool.emitter).toBeDefined() |
1f68cede JB |
88 | expect(pool.opts.enableEvents).toBe(true) |
89 | expect(pool.opts.restartWorkerOnError).toBe(true) | |
ff733df7 | 90 | expect(pool.opts.enableTasksQueue).toBe(false) |
d4aeae5a | 91 | expect(pool.opts.tasksQueueOptions).toBeUndefined() |
e843b904 JB |
92 | expect(pool.opts.workerChoiceStrategy).toBe( |
93 | WorkerChoiceStrategies.ROUND_ROBIN | |
94 | ) | |
da309861 | 95 | expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ |
86bf340d JB |
96 | medRunTime: false, |
97 | medWaitTime: false | |
da309861 | 98 | }) |
35cf1c03 JB |
99 | expect(pool.opts.messageHandler).toBeUndefined() |
100 | expect(pool.opts.errorHandler).toBeUndefined() | |
101 | expect(pool.opts.onlineHandler).toBeUndefined() | |
102 | expect(pool.opts.exitHandler).toBeUndefined() | |
fd7ebd49 | 103 | await pool.destroy() |
35cf1c03 | 104 | const testHandler = () => console.log('test handler executed') |
7c0ba920 JB |
105 | pool = new FixedThreadPool( |
106 | numberOfWorkers, | |
107 | './tests/worker-files/thread/testWorker.js', | |
108 | { | |
e4543b14 | 109 | workerChoiceStrategy: WorkerChoiceStrategies.LEAST_USED, |
49be33fe JB |
110 | workerChoiceStrategyOptions: { |
111 | medRunTime: true, | |
fc027381 | 112 | weights: { 0: 300, 1: 200 } |
49be33fe | 113 | }, |
35cf1c03 | 114 | enableEvents: false, |
1f68cede | 115 | restartWorkerOnError: false, |
ff733df7 | 116 | enableTasksQueue: true, |
d4aeae5a | 117 | tasksQueueOptions: { concurrency: 2 }, |
35cf1c03 JB |
118 | messageHandler: testHandler, |
119 | errorHandler: testHandler, | |
120 | onlineHandler: testHandler, | |
121 | exitHandler: testHandler | |
7c0ba920 JB |
122 | } |
123 | ) | |
7c0ba920 | 124 | expect(pool.emitter).toBeUndefined() |
1f68cede JB |
125 | expect(pool.opts.enableEvents).toBe(false) |
126 | expect(pool.opts.restartWorkerOnError).toBe(false) | |
ff733df7 | 127 | expect(pool.opts.enableTasksQueue).toBe(true) |
d4aeae5a | 128 | expect(pool.opts.tasksQueueOptions).toStrictEqual({ concurrency: 2 }) |
e843b904 | 129 | expect(pool.opts.workerChoiceStrategy).toBe( |
e4543b14 | 130 | WorkerChoiceStrategies.LEAST_USED |
e843b904 | 131 | ) |
da309861 | 132 | expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ |
49be33fe | 133 | medRunTime: true, |
fc027381 | 134 | weights: { 0: 300, 1: 200 } |
da309861 | 135 | }) |
35cf1c03 JB |
136 | expect(pool.opts.messageHandler).toStrictEqual(testHandler) |
137 | expect(pool.opts.errorHandler).toStrictEqual(testHandler) | |
138 | expect(pool.opts.onlineHandler).toStrictEqual(testHandler) | |
139 | expect(pool.opts.exitHandler).toStrictEqual(testHandler) | |
fd7ebd49 | 140 | await pool.destroy() |
7c0ba920 JB |
141 | }) |
142 | ||
a20f0ba5 | 143 | it('Verify that pool options are validated', async () => { |
d4aeae5a JB |
144 | expect( |
145 | () => | |
146 | new FixedThreadPool( | |
147 | numberOfWorkers, | |
148 | './tests/worker-files/thread/testWorker.js', | |
149 | { | |
150 | enableTasksQueue: true, | |
151 | tasksQueueOptions: { concurrency: 0 } | |
152 | } | |
153 | ) | |
154 | ).toThrowError("Invalid worker tasks concurrency '0'") | |
155 | expect( | |
156 | () => | |
157 | new FixedThreadPool( | |
158 | numberOfWorkers, | |
159 | './tests/worker-files/thread/testWorker.js', | |
160 | { | |
161 | workerChoiceStrategy: 'invalidStrategy' | |
162 | } | |
163 | ) | |
164 | ).toThrowError("Invalid worker choice strategy 'invalidStrategy'") | |
49be33fe JB |
165 | expect( |
166 | () => | |
167 | new FixedThreadPool( | |
168 | numberOfWorkers, | |
169 | './tests/worker-files/thread/testWorker.js', | |
170 | { | |
171 | workerChoiceStrategyOptions: { weights: {} } | |
172 | } | |
173 | ) | |
174 | ).toThrowError( | |
175 | 'Invalid worker choice strategy options: must have a weight for each worker node' | |
176 | ) | |
d4aeae5a JB |
177 | }) |
178 | ||
a20f0ba5 JB |
179 | it('Verify that worker choice strategy options can be set', async () => { |
180 | const pool = new FixedThreadPool( | |
181 | numberOfWorkers, | |
182 | './tests/worker-files/thread/testWorker.js', | |
183 | { workerChoiceStrategy: WorkerChoiceStrategies.FAIR_SHARE } | |
184 | ) | |
185 | expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ | |
86bf340d JB |
186 | medRunTime: false, |
187 | medWaitTime: false | |
a20f0ba5 JB |
188 | }) |
189 | for (const [, workerChoiceStrategy] of pool.workerChoiceStrategyContext | |
190 | .workerChoiceStrategies) { | |
86bf340d JB |
191 | expect(workerChoiceStrategy.opts).toStrictEqual({ |
192 | medRunTime: false, | |
193 | medWaitTime: false | |
194 | }) | |
a20f0ba5 JB |
195 | } |
196 | expect( | |
86bf340d JB |
197 | pool.workerChoiceStrategyContext.getRequiredStatistics() |
198 | ).toStrictEqual({ | |
199 | runTime: true, | |
200 | avgRunTime: true, | |
201 | medRunTime: false, | |
202 | waitTime: false, | |
203 | avgWaitTime: false, | |
d44d5953 JB |
204 | medWaitTime: false, |
205 | elu: false | |
86bf340d | 206 | }) |
a20f0ba5 JB |
207 | pool.setWorkerChoiceStrategyOptions({ medRunTime: true }) |
208 | expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ | |
209 | medRunTime: true | |
210 | }) | |
211 | for (const [, workerChoiceStrategy] of pool.workerChoiceStrategyContext | |
212 | .workerChoiceStrategies) { | |
213 | expect(workerChoiceStrategy.opts).toStrictEqual({ medRunTime: true }) | |
214 | } | |
215 | expect( | |
86bf340d JB |
216 | pool.workerChoiceStrategyContext.getRequiredStatistics() |
217 | ).toStrictEqual({ | |
218 | runTime: true, | |
219 | avgRunTime: false, | |
220 | medRunTime: true, | |
221 | waitTime: false, | |
222 | avgWaitTime: false, | |
d44d5953 JB |
223 | medWaitTime: false, |
224 | elu: false | |
86bf340d | 225 | }) |
a20f0ba5 JB |
226 | pool.setWorkerChoiceStrategyOptions({ medRunTime: false }) |
227 | expect(pool.opts.workerChoiceStrategyOptions).toStrictEqual({ | |
228 | medRunTime: false | |
229 | }) | |
230 | for (const [, workerChoiceStrategy] of pool.workerChoiceStrategyContext | |
231 | .workerChoiceStrategies) { | |
232 | expect(workerChoiceStrategy.opts).toStrictEqual({ medRunTime: false }) | |
233 | } | |
234 | expect( | |
86bf340d JB |
235 | pool.workerChoiceStrategyContext.getRequiredStatistics() |
236 | ).toStrictEqual({ | |
237 | runTime: true, | |
238 | avgRunTime: true, | |
239 | medRunTime: false, | |
240 | waitTime: false, | |
241 | avgWaitTime: false, | |
d44d5953 JB |
242 | medWaitTime: false, |
243 | elu: false | |
86bf340d | 244 | }) |
a20f0ba5 JB |
245 | await pool.destroy() |
246 | }) | |
247 | ||
248 | it('Verify that tasks queue can be enabled/disabled', async () => { | |
249 | const pool = new FixedThreadPool( | |
250 | numberOfWorkers, | |
251 | './tests/worker-files/thread/testWorker.js' | |
252 | ) | |
253 | expect(pool.opts.enableTasksQueue).toBe(false) | |
254 | expect(pool.opts.tasksQueueOptions).toBeUndefined() | |
255 | pool.enableTasksQueue(true) | |
256 | expect(pool.opts.enableTasksQueue).toBe(true) | |
257 | expect(pool.opts.tasksQueueOptions).toStrictEqual({ concurrency: 1 }) | |
258 | pool.enableTasksQueue(true, { concurrency: 2 }) | |
259 | expect(pool.opts.enableTasksQueue).toBe(true) | |
260 | expect(pool.opts.tasksQueueOptions).toStrictEqual({ concurrency: 2 }) | |
261 | pool.enableTasksQueue(false) | |
262 | expect(pool.opts.enableTasksQueue).toBe(false) | |
263 | expect(pool.opts.tasksQueueOptions).toBeUndefined() | |
264 | await pool.destroy() | |
265 | }) | |
266 | ||
267 | it('Verify that tasks queue options can be set', async () => { | |
268 | const pool = new FixedThreadPool( | |
269 | numberOfWorkers, | |
270 | './tests/worker-files/thread/testWorker.js', | |
271 | { enableTasksQueue: true } | |
272 | ) | |
273 | expect(pool.opts.tasksQueueOptions).toStrictEqual({ concurrency: 1 }) | |
274 | pool.setTasksQueueOptions({ concurrency: 2 }) | |
275 | expect(pool.opts.tasksQueueOptions).toStrictEqual({ concurrency: 2 }) | |
276 | expect(() => pool.setTasksQueueOptions({ concurrency: 0 })).toThrowError( | |
277 | "Invalid worker tasks concurrency '0'" | |
278 | ) | |
279 | await pool.destroy() | |
280 | }) | |
281 | ||
6b27d407 JB |
282 | it('Verify that pool info is set', async () => { |
283 | let pool = new FixedThreadPool( | |
284 | numberOfWorkers, | |
285 | './tests/worker-files/thread/testWorker.js' | |
286 | ) | |
287 | expect(pool.info).toStrictEqual({ | |
288 | type: PoolTypes.fixed, | |
184855e6 | 289 | worker: WorkerTypes.thread, |
6b27d407 JB |
290 | minSize: numberOfWorkers, |
291 | maxSize: numberOfWorkers, | |
292 | workerNodes: numberOfWorkers, | |
293 | idleWorkerNodes: numberOfWorkers, | |
294 | busyWorkerNodes: 0, | |
295 | runningTasks: 0, | |
296 | queuedTasks: 0, | |
297 | maxQueuedTasks: 0 | |
298 | }) | |
299 | await pool.destroy() | |
300 | pool = new DynamicClusterPool( | |
301 | numberOfWorkers, | |
302 | numberOfWorkers * 2, | |
303 | './tests/worker-files/thread/testWorker.js' | |
304 | ) | |
305 | expect(pool.info).toStrictEqual({ | |
306 | type: PoolTypes.dynamic, | |
184855e6 | 307 | worker: WorkerTypes.cluster, |
6b27d407 JB |
308 | minSize: numberOfWorkers, |
309 | maxSize: numberOfWorkers * 2, | |
310 | workerNodes: numberOfWorkers, | |
311 | idleWorkerNodes: numberOfWorkers, | |
312 | busyWorkerNodes: 0, | |
313 | runningTasks: 0, | |
314 | queuedTasks: 0, | |
315 | maxQueuedTasks: 0 | |
316 | }) | |
317 | await pool.destroy() | |
318 | }) | |
319 | ||
9d16d33e | 320 | it('Simulate worker not found', async () => { |
a8884ffd | 321 | const pool = new StubPoolWithRemoveAllWorker( |
10fcfaf4 JB |
322 | numberOfWorkers, |
323 | './tests/worker-files/cluster/testWorker.js', | |
324 | { | |
10fcfaf4 JB |
325 | errorHandler: e => console.error(e) |
326 | } | |
327 | ) | |
d4aeae5a | 328 | expect(pool.workerNodes.length).toBe(numberOfWorkers) |
10fcfaf4 JB |
329 | // Simulate worker not found. |
330 | pool.removeAllWorker() | |
d4aeae5a | 331 | expect(pool.workerNodes.length).toBe(0) |
fd7ebd49 | 332 | await pool.destroy() |
bf9549ae JB |
333 | }) |
334 | ||
fd7ebd49 | 335 | it('Verify that worker pool tasks usage are initialized', async () => { |
bf9549ae JB |
336 | const pool = new FixedClusterPool( |
337 | numberOfWorkers, | |
338 | './tests/worker-files/cluster/testWorker.js' | |
339 | ) | |
f06e48d8 | 340 | for (const workerNode of pool.workerNodes) { |
86bf340d | 341 | expect(workerNode.tasksUsage).toStrictEqual({ |
1ab50fe5 | 342 | ran: 0, |
86bf340d JB |
343 | running: 0, |
344 | runTime: 0, | |
345 | runTimeHistory: expect.any(CircularArray), | |
346 | avgRunTime: 0, | |
347 | medRunTime: 0, | |
348 | waitTime: 0, | |
349 | waitTimeHistory: expect.any(CircularArray), | |
350 | avgWaitTime: 0, | |
351 | medWaitTime: 0, | |
d44d5953 JB |
352 | error: 0, |
353 | elu: undefined | |
86bf340d | 354 | }) |
f06e48d8 JB |
355 | } |
356 | await pool.destroy() | |
357 | }) | |
358 | ||
359 | it('Verify that worker pool tasks queue are initialized', async () => { | |
360 | const pool = new FixedClusterPool( | |
361 | numberOfWorkers, | |
362 | './tests/worker-files/cluster/testWorker.js' | |
363 | ) | |
364 | for (const workerNode of pool.workerNodes) { | |
365 | expect(workerNode.tasksQueue).toBeDefined() | |
29ee7e9a | 366 | expect(workerNode.tasksQueue).toBeInstanceOf(Queue) |
4d8bf9e4 | 367 | expect(workerNode.tasksQueue.size).toBe(0) |
bf9549ae | 368 | } |
fd7ebd49 | 369 | await pool.destroy() |
bf9549ae JB |
370 | }) |
371 | ||
372 | it('Verify that worker pool tasks usage are computed', async () => { | |
373 | const pool = new FixedClusterPool( | |
374 | numberOfWorkers, | |
375 | './tests/worker-files/cluster/testWorker.js' | |
376 | ) | |
09c2d0d3 | 377 | const promises = new Set() |
fc027381 JB |
378 | const maxMultiplier = 2 |
379 | for (let i = 0; i < numberOfWorkers * maxMultiplier; i++) { | |
09c2d0d3 | 380 | promises.add(pool.execute()) |
bf9549ae | 381 | } |
f06e48d8 | 382 | for (const workerNode of pool.workerNodes) { |
86bf340d | 383 | expect(workerNode.tasksUsage).toStrictEqual({ |
1ab50fe5 | 384 | ran: 0, |
fc027381 | 385 | running: maxMultiplier, |
86bf340d JB |
386 | runTime: 0, |
387 | runTimeHistory: expect.any(CircularArray), | |
388 | avgRunTime: 0, | |
389 | medRunTime: 0, | |
390 | waitTime: 0, | |
391 | waitTimeHistory: expect.any(CircularArray), | |
392 | avgWaitTime: 0, | |
393 | medWaitTime: 0, | |
d44d5953 JB |
394 | error: 0, |
395 | elu: undefined | |
86bf340d | 396 | }) |
bf9549ae JB |
397 | } |
398 | await Promise.all(promises) | |
f06e48d8 | 399 | for (const workerNode of pool.workerNodes) { |
86bf340d | 400 | expect(workerNode.tasksUsage).toStrictEqual({ |
1ab50fe5 | 401 | ran: maxMultiplier, |
86bf340d JB |
402 | running: 0, |
403 | runTime: 0, | |
404 | runTimeHistory: expect.any(CircularArray), | |
405 | avgRunTime: 0, | |
406 | medRunTime: 0, | |
407 | waitTime: 0, | |
408 | waitTimeHistory: expect.any(CircularArray), | |
409 | avgWaitTime: 0, | |
410 | medWaitTime: 0, | |
d44d5953 JB |
411 | error: 0, |
412 | elu: undefined | |
86bf340d | 413 | }) |
bf9549ae | 414 | } |
fd7ebd49 | 415 | await pool.destroy() |
bf9549ae JB |
416 | }) |
417 | ||
ee11a4a2 | 418 | it('Verify that worker pool tasks usage are reset at worker choice strategy change', async () => { |
7fd82a1c | 419 | const pool = new DynamicThreadPool( |
9e619829 | 420 | numberOfWorkers, |
8f4878b7 | 421 | numberOfWorkers, |
9e619829 JB |
422 | './tests/worker-files/thread/testWorker.js' |
423 | ) | |
09c2d0d3 | 424 | const promises = new Set() |
ee9f5295 JB |
425 | const maxMultiplier = 2 |
426 | for (let i = 0; i < numberOfWorkers * maxMultiplier; i++) { | |
09c2d0d3 | 427 | promises.add(pool.execute()) |
9e619829 JB |
428 | } |
429 | await Promise.all(promises) | |
f06e48d8 | 430 | for (const workerNode of pool.workerNodes) { |
86bf340d | 431 | expect(workerNode.tasksUsage).toStrictEqual({ |
1ab50fe5 | 432 | ran: expect.any(Number), |
86bf340d | 433 | running: 0, |
ee9f5295 | 434 | runTime: 0, |
86bf340d JB |
435 | runTimeHistory: expect.any(CircularArray), |
436 | avgRunTime: 0, | |
437 | medRunTime: 0, | |
438 | waitTime: 0, | |
439 | waitTimeHistory: expect.any(CircularArray), | |
440 | avgWaitTime: 0, | |
441 | medWaitTime: 0, | |
d44d5953 JB |
442 | error: 0, |
443 | elu: undefined | |
86bf340d | 444 | }) |
1ab50fe5 JB |
445 | expect(workerNode.tasksUsage.ran).toBeGreaterThan(0) |
446 | expect(workerNode.tasksUsage.ran).toBeLessThanOrEqual(maxMultiplier) | |
9e619829 JB |
447 | } |
448 | pool.setWorkerChoiceStrategy(WorkerChoiceStrategies.FAIR_SHARE) | |
f06e48d8 | 449 | for (const workerNode of pool.workerNodes) { |
86bf340d | 450 | expect(workerNode.tasksUsage).toStrictEqual({ |
1ab50fe5 | 451 | ran: 0, |
86bf340d JB |
452 | running: 0, |
453 | runTime: 0, | |
454 | runTimeHistory: expect.any(CircularArray), | |
455 | avgRunTime: 0, | |
456 | medRunTime: 0, | |
457 | waitTime: 0, | |
458 | waitTimeHistory: expect.any(CircularArray), | |
459 | avgWaitTime: 0, | |
460 | medWaitTime: 0, | |
d44d5953 JB |
461 | error: 0, |
462 | elu: undefined | |
86bf340d | 463 | }) |
f06e48d8 | 464 | expect(workerNode.tasksUsage.runTimeHistory.length).toBe(0) |
ee9f5295 | 465 | expect(workerNode.tasksUsage.waitTimeHistory.length).toBe(0) |
ee11a4a2 | 466 | } |
fd7ebd49 | 467 | await pool.destroy() |
ee11a4a2 JB |
468 | }) |
469 | ||
164d950a JB |
470 | it("Verify that pool event emitter 'full' event can register a callback", async () => { |
471 | const pool = new DynamicThreadPool( | |
472 | numberOfWorkers, | |
473 | numberOfWorkers, | |
474 | './tests/worker-files/thread/testWorker.js' | |
475 | ) | |
09c2d0d3 | 476 | const promises = new Set() |
164d950a | 477 | let poolFull = 0 |
aee46736 | 478 | pool.emitter.on(PoolEvents.full, () => ++poolFull) |
164d950a | 479 | for (let i = 0; i < numberOfWorkers * 2; i++) { |
f5d14e90 | 480 | promises.add(pool.execute()) |
164d950a JB |
481 | } |
482 | await Promise.all(promises) | |
594bfb84 | 483 | // The `full` event is triggered when the number of submitted tasks at once reach the max number of workers in the dynamic pool. |
fc027381 JB |
484 | // So in total numberOfWorkers * 2 times for a loop submitting up to numberOfWorkers * 2 tasks to the dynamic pool with min = max = numberOfWorkers. |
485 | expect(poolFull).toBe(numberOfWorkers * 2) | |
164d950a JB |
486 | await pool.destroy() |
487 | }) | |
488 | ||
cf597bc5 | 489 | it("Verify that pool event emitter 'busy' event can register a callback", async () => { |
7c0ba920 JB |
490 | const pool = new FixedThreadPool( |
491 | numberOfWorkers, | |
492 | './tests/worker-files/thread/testWorker.js' | |
493 | ) | |
09c2d0d3 | 494 | const promises = new Set() |
7c0ba920 | 495 | let poolBusy = 0 |
aee46736 | 496 | pool.emitter.on(PoolEvents.busy, () => ++poolBusy) |
7c0ba920 | 497 | for (let i = 0; i < numberOfWorkers * 2; i++) { |
f5d14e90 | 498 | promises.add(pool.execute()) |
7c0ba920 | 499 | } |
cf597bc5 | 500 | await Promise.all(promises) |
14916bf9 JB |
501 | // The `busy` event is triggered when the number of submitted tasks at once reach the number of fixed pool workers. |
502 | // So in total numberOfWorkers + 1 times for a loop submitting up to numberOfWorkers * 2 tasks to the fixed pool. | |
503 | expect(poolBusy).toBe(numberOfWorkers + 1) | |
fd7ebd49 | 504 | await pool.destroy() |
7c0ba920 | 505 | }) |
70a4f5ea JB |
506 | |
507 | it('Verify that multiple tasks worker is working', async () => { | |
508 | const pool = new DynamicClusterPool( | |
509 | numberOfWorkers, | |
510 | numberOfWorkers * 2, | |
511 | './tests/worker-files/cluster/testMultiTasksWorker.js' | |
512 | ) | |
513 | const data = { n: 10 } | |
82888165 JB |
514 | const result0 = await pool.execute(data) |
515 | expect(result0).toBe(false) | |
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516 | const result1 = await pool.execute(data, 'jsonIntegerSerialization') |
517 | expect(result1).toBe(false) | |
518 | const result2 = await pool.execute(data, 'factorial') | |
519 | expect(result2).toBe(3628800) | |
520 | const result3 = await pool.execute(data, 'fibonacci') | |
521 | expect(result3).toBe(89) | |
522 | }) | |
3ec964d6 | 523 | }) |