import { getBiteLen } from './getBiteLen'; const string1 = '我爱我的祖国'; const string2 = 'I Love China'; describe('getBiteLen 获取字节长度', () => { it('测试1 获取字节长度, 我爱我的祖国', () => { expect(getBiteLen(string1)).toBe(12); }); it('测试2 获取字节长度, I Love China', () => { expect(getBiteLen(string2)).toBe(12); }); });