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