Utility
deepClone
说明
深拷贝
源码
用法
deepClone.test.ts
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import { deepClone } from "../../utility/others/deepClone";
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describe('deepClone', () => {
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test('deepClone should copy the whole object and return', () => {
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const received = {
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name: 'duan',
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age: 20,
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skills: ['run', 'programm', 'read'],
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friends: [
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{
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name: 'jack',
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age: 21,
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},
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{
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name: 'lucy',
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age: 22,
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},
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],
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program: {
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deepth: 40,
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related: {
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website: [
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{
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name: 'juejin',
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address: 'https://juejin.io/timeline',
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},
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{
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name: 'zhihu',
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address: 'https://zhihu.com'
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},
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],
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},
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},
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focus: true,
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};
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expect(deepClone(received).name).toBe('duan');
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expect(
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(deepClone(received).skills as string[])[0]
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).toBe('run');
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expect(
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(deepClone(received).friends as {
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name: string,
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age: number,
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}[])[0].name
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).toBe('jack');
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expect(
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(deepClone(received).program as any).deepth
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).toBe(40);
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expect(
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(deepClone(received) as any).program.related.website[0].name
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).toBe('juejin');
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received.name = 'received';
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received.skills[0] = 'received';
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received.friends[0].name = 'received';
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received.program.deepth = 20;
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received.program.related.website[0].name = 'received';
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});
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});
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