Starter file needed for an app-level integration test.

App.test.js

import { render, screen } from '@testing-library/react';
import userEvent from '@testing-library/user-event';
import getAndSetupServer from './getAndSetupServer';
import App from './App';

getAndSetupServer();

describe('Posts app: ', () => {
  test('renders button and mocked post in a table on button click', async () => {
    render(<App />);
    const button = screen.getByRole('button', { name: 'Click me to fetch posts!' } );
    expect(button).toBeInTheDocument();
    userEvent.click(button);
    await screen.findByRole('columnheader', { name: 'Title'});
  });
});