test: fix clone() test for latest node version
[e-mobility-charging-stations-simulator.git] / tests / utils / Utils.test.ts
index bef31dd97eaf0512db552841410be0c4def5841d..0ed7d6b67a54eea7d96aff3ed2a40c2675a99413 100644 (file)
@@ -1,7 +1,9 @@
+import { version } from 'node:process'
 import { describe, it } from 'node:test'
 
 import { hoursToMilliseconds, hoursToSeconds } from 'date-fns'
 import { expect } from 'expect'
+import { satisfies } from 'semver'
 
 import { Constants } from '../../src/utils/Constants.js'
 import {
@@ -18,6 +20,7 @@ import {
   getRandomInteger,
   hasOwnProp,
   isArraySorted,
+  isAsyncFunction,
   isEmptyArray,
   isEmptyObject,
   isEmptyString,
@@ -248,6 +251,82 @@ await describe('Utils test suite', async () => {
     expect(isObject(new WeakSet())).toBe(true)
   })
 
+  await it('Verify isAsyncFunction()', () => {
+    expect(isAsyncFunction(null)).toBe(false)
+    expect(isAsyncFunction(undefined)).toBe(false)
+    expect(isAsyncFunction(true)).toBe(false)
+    expect(isAsyncFunction(false)).toBe(false)
+    expect(isAsyncFunction(0)).toBe(false)
+    expect(isAsyncFunction('')).toBe(false)
+    expect(isAsyncFunction([])).toBe(false)
+    expect(isAsyncFunction(new Date())).toBe(false)
+    // eslint-disable-next-line prefer-regex-literals
+    expect(isAsyncFunction(new RegExp('[a-z]', 'i'))).toBe(false)
+    expect(isAsyncFunction(new Error())).toBe(false)
+    expect(isAsyncFunction(new Map())).toBe(false)
+    expect(isAsyncFunction(new Set())).toBe(false)
+    expect(isAsyncFunction(new WeakMap())).toBe(false)
+    expect(isAsyncFunction(new WeakSet())).toBe(false)
+    expect(isAsyncFunction(new Int8Array())).toBe(false)
+    expect(isAsyncFunction(new Uint8Array())).toBe(false)
+    expect(isAsyncFunction(new Uint8ClampedArray())).toBe(false)
+    expect(isAsyncFunction(new Int16Array())).toBe(false)
+    expect(isAsyncFunction(new Uint16Array())).toBe(false)
+    expect(isAsyncFunction(new Int32Array())).toBe(false)
+    expect(isAsyncFunction(new Uint32Array())).toBe(false)
+    expect(isAsyncFunction(new Float32Array())).toBe(false)
+    expect(isAsyncFunction(new Float64Array())).toBe(false)
+    expect(isAsyncFunction(new BigInt64Array())).toBe(false)
+    expect(isAsyncFunction(new BigUint64Array())).toBe(false)
+    // eslint-disable-next-line @typescript-eslint/no-empty-function
+    expect(isAsyncFunction(new Promise(() => {}))).toBe(false)
+    expect(isAsyncFunction(new WeakRef({}))).toBe(false)
+    // eslint-disable-next-line @typescript-eslint/no-empty-function
+    expect(isAsyncFunction(new FinalizationRegistry(() => {}))).toBe(false)
+    expect(isAsyncFunction(new ArrayBuffer(16))).toBe(false)
+    expect(isAsyncFunction(new SharedArrayBuffer(16))).toBe(false)
+    expect(isAsyncFunction(new DataView(new ArrayBuffer(16)))).toBe(false)
+    expect(isAsyncFunction({})).toBe(false)
+    expect(isAsyncFunction({ a: 1 })).toBe(false)
+    // eslint-disable-next-line @typescript-eslint/no-empty-function
+    expect(isAsyncFunction(() => {})).toBe(false)
+    // eslint-disable-next-line @typescript-eslint/no-empty-function
+    expect(isAsyncFunction(function () {})).toBe(false)
+    // eslint-disable-next-line @typescript-eslint/no-empty-function
+    expect(isAsyncFunction(function named () {})).toBe(false)
+    // eslint-disable-next-line @typescript-eslint/no-empty-function
+    expect(isAsyncFunction(async () => {})).toBe(true)
+    // eslint-disable-next-line @typescript-eslint/no-empty-function
+    expect(isAsyncFunction(async function () {})).toBe(true)
+    // eslint-disable-next-line @typescript-eslint/no-empty-function
+    expect(isAsyncFunction(async function named () {})).toBe(true)
+    class TestClass {
+      // eslint-disable-next-line @typescript-eslint/no-empty-function
+      public testSync (): void {}
+      // eslint-disable-next-line @typescript-eslint/no-empty-function
+      public async testAsync (): Promise<void> {}
+      // eslint-disable-next-line @typescript-eslint/no-empty-function
+      public testArrowSync = (): void => {}
+      // eslint-disable-next-line @typescript-eslint/no-empty-function
+      public testArrowAsync = async (): Promise<void> => {}
+      // eslint-disable-next-line @typescript-eslint/no-empty-function
+      public static testStaticSync (): void {}
+      // eslint-disable-next-line @typescript-eslint/no-empty-function
+      public static async testStaticAsync (): Promise<void> {}
+    }
+    const testClass = new TestClass()
+    // eslint-disable-next-line @typescript-eslint/unbound-method
+    expect(isAsyncFunction(testClass.testSync)).toBe(false)
+    // eslint-disable-next-line @typescript-eslint/unbound-method
+    expect(isAsyncFunction(testClass.testAsync)).toBe(true)
+    expect(isAsyncFunction(testClass.testArrowSync)).toBe(false)
+    expect(isAsyncFunction(testClass.testArrowAsync)).toBe(true)
+    // eslint-disable-next-line @typescript-eslint/unbound-method
+    expect(isAsyncFunction(TestClass.testStaticSync)).toBe(false)
+    // eslint-disable-next-line @typescript-eslint/unbound-method
+    expect(isAsyncFunction(TestClass.testStaticAsync)).toBe(true)
+  })
+
   await it('Verify clone()', () => {
     const obj = { 1: 1 }
     expect(clone(obj)).toStrictEqual(obj)
@@ -264,17 +343,20 @@ await describe('Utils test suite', async () => {
     const date = new Date()
     expect(clone(date)).toStrictEqual(date)
     expect(clone(date) === date).toBe(false)
+    if (satisfies(version, '>=21.0.0')) {
+      const url = new URL('https://domain.tld')
+      expect(() => clone(url)).toThrowError(new Error('Cannot clone object of unsupported type.'))
+    }
     const map = new Map([['1', '2']])
-    expect(clone(map)).toStrictEqual({})
+    expect(clone(map)).toStrictEqual(map)
+    expect(clone(map) === map).toBe(false)
     const set = new Set(['1'])
-    expect(clone(set)).toStrictEqual({})
-    // The URL object seems to have not enumerable properties
-    const url = new URL('https://domain.tld')
-    expect(clone(url)).toStrictEqual({})
+    expect(clone(set)).toStrictEqual(set)
+    expect(clone(set) === set).toBe(false)
     const weakMap = new WeakMap([[{ 1: 1 }, { 2: 2 }]])
-    expect(clone(weakMap)).toStrictEqual({})
+    expect(() => clone(weakMap)).toThrowError(new Error('#<WeakMap> could not be cloned.'))
     const weakSet = new WeakSet([{ 1: 1 }, { 2: 2 }])
-    expect(clone(weakSet)).toStrictEqual({})
+    expect(() => clone(weakSet)).toThrowError(new Error('#<WeakSet> could not be cloned.'))
   })
 
   await it('Verify hasOwnProp()', () => {