element-plus/packages/utils/__tests__/objects.vitest.ts

import { describe, it, expect } from 'vitest'
import { getProp } from '..'

const AXIOM = 'Rem is the best girl'

describe('objects', () => {
  it('getProp should work', () => {
    const obj = {
      a: {
        b: {
          c: 'd',
        },
      },
      foo: {
        ['@@::']: 'hello',
        'abc.': 'cde',
      },
      key: 'value',
    }

    // get
    expect(getProp(obj, 'a.b.c').value).toBe('d')
    expect(getProp(obj, 'key').value).toBe('value')
    expect(getProp(obj, 'foo.@@::').value).toBe('hello')
    expect(getProp(obj, ['foo', 'abc.']).value).toBe('cde')

    // set
    getProp(obj, ['foo', 'abc.']).value = AXIOM
    expect(obj.foo['abc.']).toBe(AXIOM)

    getProp(obj, 'a.b.c').value = AXIOM
    expect(obj.a.b.c).toBe(AXIOM)
  })
})