| 1 | const { expect } = require('expect') |
| 2 | const { isPlainObject, median } = require('../lib/utils') |
| 3 | |
| 4 | describe('Utils test suite', () => { |
| 5 | it('Verify median computation', () => { |
| 6 | const array = [0.25, 4.75, 3.05, 6.04, 1.01, 2.02, 5.03] |
| 7 | expect(median(array)).toBe(2.535) |
| 8 | }) |
| 9 | |
| 10 | it('Verify isPlainObject() behavior', () => { |
| 11 | expect(isPlainObject(null)).toBe(false) |
| 12 | expect(isPlainObject(undefined)).toBe(false) |
| 13 | expect(isPlainObject(true)).toBe(false) |
| 14 | expect(isPlainObject(false)).toBe(false) |
| 15 | expect(isPlainObject(0)).toBe(false) |
| 16 | expect(isPlainObject('')).toBe(false) |
| 17 | expect(isPlainObject([])).toBe(false) |
| 18 | expect(isPlainObject(() => {})).toBe(false) |
| 19 | expect(isPlainObject(new Date())).toBe(false) |
| 20 | expect(isPlainObject(new RegExp())).toBe(false) |
| 21 | expect(isPlainObject(new Error())).toBe(false) |
| 22 | expect(isPlainObject(new Map())).toBe(false) |
| 23 | expect(isPlainObject(new Set())).toBe(false) |
| 24 | expect(isPlainObject(new WeakMap())).toBe(false) |
| 25 | expect(isPlainObject(new WeakSet())).toBe(false) |
| 26 | expect(isPlainObject(new Int8Array())).toBe(false) |
| 27 | expect(isPlainObject(new Uint8Array())).toBe(false) |
| 28 | expect(isPlainObject(new Uint8ClampedArray())).toBe(false) |
| 29 | expect(isPlainObject(new Int16Array())).toBe(false) |
| 30 | expect(isPlainObject(new Uint16Array())).toBe(false) |
| 31 | expect(isPlainObject(new Int32Array())).toBe(false) |
| 32 | expect(isPlainObject(new Uint32Array())).toBe(false) |
| 33 | expect(isPlainObject(new Float32Array())).toBe(false) |
| 34 | expect(isPlainObject(new Float64Array())).toBe(false) |
| 35 | expect(isPlainObject(new BigInt64Array())).toBe(false) |
| 36 | expect(isPlainObject(new BigUint64Array())).toBe(false) |
| 37 | expect(isPlainObject(new Promise(() => {}))).toBe(false) |
| 38 | expect(isPlainObject(new WeakRef({}))).toBe(false) |
| 39 | expect(isPlainObject(new FinalizationRegistry(() => {}))).toBe(false) |
| 40 | expect(isPlainObject(new ArrayBuffer())).toBe(false) |
| 41 | expect(isPlainObject(new SharedArrayBuffer())).toBe(false) |
| 42 | expect(isPlainObject(new DataView(new ArrayBuffer()))).toBe(false) |
| 43 | expect(isPlainObject({})).toBe(true) |
| 44 | expect(isPlainObject({ a: 1 })).toBe(true) |
| 45 | }) |
| 46 | }) |