text: import React from 'react';
  import ReactDOM from 'react-dom';
  import { shallow, mount } from 'enzyme';
  // eslint-disable-next-line import/no-unresolved
  import App from '.';
  
  it('renders without crashing', () => {
    const div = document.createElement('div');
    ReactDOM.render(<App />, div);
    ReactDOM.unmountComponentAtNode(div);
  });
  
  it('renders without crashing', () => {
    shallow(<App />);
  });
  
  it('renders welcome message', () => {
    const wrapper = mount(<App />);
    const welcome = 'Welcome to React';
    expect(
      wrapper
        .find('AppTitle')
        .children()
        .text()
    ).toBe(welcome);
  });
  