import React from 'react'; import { render, mount } from 'enzyme'; import { renderToJson } from 'enzyme-to-json'; import { Button } from '../src'; describe('Button', function() { it('renders correctly', () => { const wrapper = render(); expect(renderToJson(wrapper)).toMatchSnapshot(); }); it('should handle the click event', () => { const onClick = jest.fn(); const wrapper = mount(); wrapper.find('button').simulate('click'); expect(onClick).toBeCalled(); }); });