import { main } from '../main'; describe('smoke test', () => { it('should work', async () => { console.log = jest.fn(); await main(); expect(console.log).toBeCalledTimes(4); expect(console.log).toHaveBeenNthCalledWith(3, 'seq result: ', { error_msg: '', result: expect.any(Number), success: true, }); expect(console.log).toHaveBeenNthCalledWith(4, 'par result: ', { error_msg: '', result: expect.any(Number), success: true, }); }); });