build(deps-dev): bump @types/node
[poolifier.git] / tests / utils.test.js
... / ...
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1const { expect } = require('expect')
2const { CircularArray } = require('../lib/circular-array')
3const {
4 availableParallelism,
5 isAsyncFunction,
6 isKillBehavior,
7 isPlainObject,
8 median,
9 round,
10 updateMeasurementStatistics
11} = require('../lib/utils')
12const { KillBehaviors } = require('../lib/worker/worker-options')
13
14describe('Utils test suite', () => {
15 it('Verify availableParallelism() behavior', () => {
16 expect(typeof availableParallelism() === 'number').toBe(true)
17 expect(availableParallelism()).toBeGreaterThan(0)
18 expect(Number.isSafeInteger(availableParallelism())).toBe(true)
19 })
20
21 it('Verify median() computation', () => {
22 expect(median([])).toBe(0)
23 expect(median([0.08])).toBe(0.08)
24 expect(median([0.25, 4.75, 3.05, 6.04, 1.01, 2.02, 5.03])).toBe(3.05)
25 expect(median([0.25, 4.75, 3.05, 6.04, 1.01, 2.02])).toBe(2.535)
26 })
27
28 it('Verify round() behavior', () => {
29 expect(round(0)).toBe(0)
30 expect(round(0.5, 0)).toBe(1)
31 expect(round(0.5)).toBe(0.5)
32 expect(round(-0.5, 0)).toBe(-1)
33 expect(round(-0.5)).toBe(-0.5)
34 expect(round(1.005)).toBe(1.01)
35 expect(round(2.175)).toBe(2.18)
36 expect(round(5.015)).toBe(5.02)
37 expect(round(-1.005)).toBe(-1.01)
38 expect(round(-2.175)).toBe(-2.18)
39 expect(round(-5.015)).toBe(-5.02)
40 })
41
42 it('Verify isPlainObject() behavior', () => {
43 expect(isPlainObject(null)).toBe(false)
44 expect(isPlainObject(undefined)).toBe(false)
45 expect(isPlainObject(true)).toBe(false)
46 expect(isPlainObject(false)).toBe(false)
47 expect(isPlainObject(0)).toBe(false)
48 expect(isPlainObject('')).toBe(false)
49 expect(isPlainObject([])).toBe(false)
50 expect(isPlainObject(() => {})).toBe(false)
51 expect(isPlainObject(new Date())).toBe(false)
52 expect(isPlainObject(new RegExp())).toBe(false)
53 expect(isPlainObject(new Error())).toBe(false)
54 expect(isPlainObject(new Map())).toBe(false)
55 expect(isPlainObject(new Set())).toBe(false)
56 expect(isPlainObject(new WeakMap())).toBe(false)
57 expect(isPlainObject(new WeakSet())).toBe(false)
58 expect(isPlainObject(new Int8Array())).toBe(false)
59 expect(isPlainObject(new Uint8Array())).toBe(false)
60 expect(isPlainObject(new Uint8ClampedArray())).toBe(false)
61 expect(isPlainObject(new Int16Array())).toBe(false)
62 expect(isPlainObject(new Uint16Array())).toBe(false)
63 expect(isPlainObject(new Int32Array())).toBe(false)
64 expect(isPlainObject(new Uint32Array())).toBe(false)
65 expect(isPlainObject(new Float32Array())).toBe(false)
66 expect(isPlainObject(new Float64Array())).toBe(false)
67 expect(isPlainObject(new BigInt64Array())).toBe(false)
68 expect(isPlainObject(new BigUint64Array())).toBe(false)
69 expect(isPlainObject(new Promise(() => {}))).toBe(false)
70 expect(isPlainObject(new WeakRef({}))).toBe(false)
71 expect(isPlainObject(new FinalizationRegistry(() => {}))).toBe(false)
72 expect(isPlainObject(new ArrayBuffer())).toBe(false)
73 expect(isPlainObject(new SharedArrayBuffer())).toBe(false)
74 expect(isPlainObject(new DataView(new ArrayBuffer()))).toBe(false)
75 expect(isPlainObject({})).toBe(true)
76 expect(isPlainObject({ a: 1 })).toBe(true)
77 })
78
79 it('Verify isKillBehavior() behavior', () => {
80 expect(isKillBehavior(KillBehaviors.SOFT, KillBehaviors.SOFT)).toBe(true)
81 expect(isKillBehavior(KillBehaviors.SOFT, KillBehaviors.HARD)).toBe(false)
82 expect(isKillBehavior(KillBehaviors.HARD, KillBehaviors.HARD)).toBe(true)
83 expect(isKillBehavior(KillBehaviors.HARD, KillBehaviors.SOFT)).toBe(false)
84 expect(isKillBehavior(KillBehaviors.SOFT)).toBe(false)
85 expect(isKillBehavior(KillBehaviors.HARD)).toBe(false)
86 expect(isKillBehavior(KillBehaviors.HARD, null)).toBe(false)
87 expect(isKillBehavior(KillBehaviors.HARD, undefined)).toBe(false)
88 expect(isKillBehavior(KillBehaviors.SOFT, 'unknown')).toBe(false)
89 })
90
91 it('Verify isAsyncFunction() behavior', () => {
92 expect(isAsyncFunction(null)).toBe(false)
93 expect(isAsyncFunction(undefined)).toBe(false)
94 expect(isAsyncFunction(true)).toBe(false)
95 expect(isAsyncFunction(false)).toBe(false)
96 expect(isAsyncFunction(0)).toBe(false)
97 expect(isAsyncFunction('')).toBe(false)
98 expect(isAsyncFunction([])).toBe(false)
99 expect(isAsyncFunction(new Date())).toBe(false)
100 expect(isAsyncFunction(new RegExp())).toBe(false)
101 expect(isAsyncFunction(new Error())).toBe(false)
102 expect(isAsyncFunction(new Map())).toBe(false)
103 expect(isAsyncFunction(new Set())).toBe(false)
104 expect(isAsyncFunction(new WeakMap())).toBe(false)
105 expect(isAsyncFunction(new WeakSet())).toBe(false)
106 expect(isAsyncFunction(new Int8Array())).toBe(false)
107 expect(isAsyncFunction(new Uint8Array())).toBe(false)
108 expect(isAsyncFunction(new Uint8ClampedArray())).toBe(false)
109 expect(isAsyncFunction(new Int16Array())).toBe(false)
110 expect(isAsyncFunction(new Uint16Array())).toBe(false)
111 expect(isAsyncFunction(new Int32Array())).toBe(false)
112 expect(isAsyncFunction(new Uint32Array())).toBe(false)
113 expect(isAsyncFunction(new Float32Array())).toBe(false)
114 expect(isAsyncFunction(new Float64Array())).toBe(false)
115 expect(isAsyncFunction(new BigInt64Array())).toBe(false)
116 expect(isAsyncFunction(new BigUint64Array())).toBe(false)
117 expect(isAsyncFunction(new Promise(() => {}))).toBe(false)
118 expect(isAsyncFunction(new WeakRef({}))).toBe(false)
119 expect(isAsyncFunction(new FinalizationRegistry(() => {}))).toBe(false)
120 expect(isAsyncFunction(new ArrayBuffer())).toBe(false)
121 expect(isAsyncFunction(new SharedArrayBuffer())).toBe(false)
122 expect(isAsyncFunction(new DataView(new ArrayBuffer()))).toBe(false)
123 expect(isAsyncFunction({})).toBe(false)
124 expect(isAsyncFunction({ a: 1 })).toBe(false)
125 expect(isAsyncFunction(() => {})).toBe(false)
126 expect(isAsyncFunction(function () {})).toBe(false)
127 expect(isAsyncFunction(function named () {})).toBe(false)
128 expect(isAsyncFunction(async () => {})).toBe(true)
129 expect(isAsyncFunction(async function () {})).toBe(true)
130 expect(isAsyncFunction(async function named () {})).toBe(true)
131 })
132
133 it('Verify updateMeasurementStatistics() behavior', () => {
134 const measurementStatistics = {
135 history: new CircularArray()
136 }
137 updateMeasurementStatistics(
138 measurementStatistics,
139 { aggregate: true, average: false, median: false },
140 0.01,
141 1
142 )
143 expect(measurementStatistics).toStrictEqual({
144 aggregate: 0.01,
145 maximum: 0.01,
146 minimum: 0.01,
147 history: expect.any(CircularArray)
148 })
149 updateMeasurementStatistics(
150 measurementStatistics,
151 { aggregate: true, average: false, median: false },
152 0.02,
153 2
154 )
155 expect(measurementStatistics).toStrictEqual({
156 aggregate: 0.03,
157 maximum: 0.02,
158 minimum: 0.01,
159 history: expect.any(CircularArray)
160 })
161 updateMeasurementStatistics(
162 measurementStatistics,
163 { aggregate: true, average: true, median: false },
164 0.001,
165 3
166 )
167 expect(measurementStatistics).toStrictEqual({
168 aggregate: 0.031,
169 maximum: 0.02,
170 minimum: 0.001,
171 average: 0.010333333333333333,
172 history: expect.any(CircularArray)
173 })
174 })
175})