File size: 1,069 Bytes
1e92f2d |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 |
import { deepFreeze } from './deep-freeze'
describe('freeze', () => {
it('should freeze an object', () => {
const obj = { a: 1, b: 2 }
deepFreeze(obj)
expect(Object.isFrozen(obj)).toBe(true)
})
it('should freeze an array', () => {
const arr = [1, 2, 3]
deepFreeze(arr)
expect(Object.isFrozen(arr)).toBe(true)
})
it('should freeze nested objects', () => {
const obj = { a: { b: 2 }, c: 3 }
deepFreeze(obj)
expect(Object.isFrozen(obj)).toBe(true)
expect(Object.isFrozen(obj.a)).toBe(true)
})
it('should freeze nested arrays', () => {
const arr = [
[1, 2],
[3, 4],
]
deepFreeze(arr)
expect(Object.isFrozen(arr)).toBe(true)
expect(Object.isFrozen(arr[0])).toBe(true)
expect(Object.isFrozen(arr[1])).toBe(true)
})
it('should freeze nested objects and arrays', () => {
const obj = { a: [1, 2], b: { c: 3 } }
deepFreeze(obj)
expect(Object.isFrozen(obj)).toBe(true)
expect(Object.isFrozen(obj.a)).toBe(true)
expect(Object.isFrozen(obj.b)).toBe(true)
})
})
|