import adaptive from '../src/adaptive'; declare global { namespace NodeJS { interface Global { wx: any; } } } describe('测试 src/adaptive.ts', () => { it('适配成功', () => { const request = jest.fn(); global.wx = { request, }; const adapter = adaptive(); expect(adapter).toBe(request); }); it('适配失败', () => { global.wx = undefined; expect(adaptive()).toBeUndefined(); }); });