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e9ed6eee | 1 | import cluster, { Worker as ClusterWorker } from 'node:cluster' |
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2 | import { Worker as ThreadWorker } from 'node:worker_threads' |
3 | ||
a074ffee | 4 | import { expect } from 'expect' |
ded253e2 | 5 | |
f12182ad | 6 | import { CircularBuffer } from '../../lib/circular-buffer.cjs' |
bcfb06ce | 7 | import { WorkerTypes } from '../../lib/index.cjs' |
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8 | import { |
9 | createWorker, | |
ded253e2 | 10 | DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS, |
32b141fd | 11 | getDefaultTasksQueueOptions, |
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12 | getWorkerId, |
13 | getWorkerType, | |
3a502712 | 14 | updateMeasurementStatistics, |
d35e5717 | 15 | } from '../../lib/pools/utils.cjs' |
f12182ad | 16 | import { MeasurementHistorySize } from '../../lib/pools/worker.cjs' |
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17 | |
18 | describe('Pool utils test suite', () => { | |
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19 | it('Verify DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS values', () => { |
20 | expect(DEFAULT_MEASUREMENT_STATISTICS_REQUIREMENTS).toStrictEqual({ | |
21 | aggregate: false, | |
22 | average: false, | |
3a502712 | 23 | median: false, |
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24 | }) |
25 | }) | |
26 | ||
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27 | it('Verify getDefaultTasksQueueOptions() behavior', () => { |
28 | const poolMaxSize = 4 | |
29 | expect(getDefaultTasksQueueOptions(poolMaxSize)).toStrictEqual({ | |
30 | concurrency: 1, | |
31 | size: Math.pow(poolMaxSize, 2), | |
32 | taskStealing: true, | |
2eee7220 | 33 | tasksStealingOnBackPressure: false, |
3a502712 | 34 | tasksFinishedTimeout: 2000, |
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35 | }) |
36 | }) | |
37 | ||
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38 | it('Verify updateMeasurementStatistics() behavior', () => { |
39 | const measurementStatistics = { | |
3a502712 | 40 | history: new CircularBuffer(MeasurementHistorySize), |
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41 | } |
42 | updateMeasurementStatistics( | |
43 | measurementStatistics, | |
44 | { aggregate: true, average: false, median: false }, | |
45 | 0.01 | |
46 | ) | |
0cd1f28c | 47 | expect(measurementStatistics).toMatchObject({ |
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48 | aggregate: 0.01, |
49 | maximum: 0.01, | |
3a502712 | 50 | minimum: 0.01, |
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51 | }) |
52 | updateMeasurementStatistics( | |
53 | measurementStatistics, | |
54 | { aggregate: true, average: false, median: false }, | |
55 | 0.02 | |
56 | ) | |
0cd1f28c | 57 | expect(measurementStatistics).toMatchObject({ |
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58 | aggregate: 0.03, |
59 | maximum: 0.02, | |
3a502712 | 60 | minimum: 0.01, |
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61 | }) |
62 | updateMeasurementStatistics( | |
63 | measurementStatistics, | |
64 | { aggregate: true, average: true, median: false }, | |
65 | 0.001 | |
66 | ) | |
0cd1f28c | 67 | expect(measurementStatistics).toMatchObject({ |
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68 | aggregate: 0.031, |
69 | maximum: 0.02, | |
70 | minimum: 0.001, | |
3a502712 | 71 | average: 0.0010000000474974513, |
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72 | }) |
73 | updateMeasurementStatistics( | |
74 | measurementStatistics, | |
75 | { aggregate: true, average: true, median: false }, | |
76 | 0.003 | |
77 | ) | |
0cd1f28c | 78 | expect(measurementStatistics).toMatchObject({ |
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79 | aggregate: 0.034, |
80 | maximum: 0.02, | |
81 | minimum: 0.001, | |
3a502712 | 82 | average: 0.0020000000367872417, |
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83 | }) |
84 | updateMeasurementStatistics( | |
85 | measurementStatistics, | |
86 | { aggregate: true, average: false, median: true }, | |
87 | 0.006 | |
88 | ) | |
0cd1f28c | 89 | expect(measurementStatistics).toMatchObject({ |
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90 | aggregate: 0.04, |
91 | maximum: 0.02, | |
92 | minimum: 0.001, | |
3a502712 | 93 | median: 0.003000000026077032, |
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94 | }) |
95 | updateMeasurementStatistics( | |
96 | measurementStatistics, | |
97 | { aggregate: true, average: true, median: false }, | |
98 | 0.01 | |
99 | ) | |
0cd1f28c | 100 | expect(measurementStatistics).toMatchObject({ |
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101 | aggregate: 0.05, |
102 | maximum: 0.02, | |
103 | minimum: 0.001, | |
3a502712 | 104 | average: 0.004999999975552782, |
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105 | }) |
106 | }) | |
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107 | |
108 | it('Verify createWorker() behavior', () => { | |
109 | expect( | |
110 | createWorker( | |
111 | WorkerTypes.thread, | |
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112 | './tests/worker-files/thread/testWorker.mjs', |
113 | {} | |
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114 | ) |
115 | ).toBeInstanceOf(ThreadWorker) | |
116 | expect( | |
117 | createWorker( | |
118 | WorkerTypes.cluster, | |
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119 | './tests/worker-files/cluster/testWorker.mjs', |
120 | {} | |
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121 | ) |
122 | ).toBeInstanceOf(ClusterWorker) | |
123 | }) | |
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124 | |
125 | it('Verify getWorkerType() behavior', () => { | |
126 | expect( | |
127 | getWorkerType( | |
128 | new ThreadWorker('./tests/worker-files/thread/testWorker.mjs') | |
129 | ) | |
130 | ).toBe(WorkerTypes.thread) | |
131 | expect(getWorkerType(cluster.fork())).toBe(WorkerTypes.cluster) | |
132 | }) | |
133 | ||
134 | it('Verify getWorkerId() behavior', () => { | |
135 | const threadWorker = new ThreadWorker( | |
136 | './tests/worker-files/thread/testWorker.mjs' | |
137 | ) | |
138 | const clusterWorker = cluster.fork() | |
139 | expect(getWorkerId(threadWorker)).toBe(threadWorker.threadId) | |
140 | expect(getWorkerId(clusterWorker)).toBe(clusterWorker.id) | |
141 | }) | |
bfc75cca | 142 | }) |