src/__tests__/components/Badges.spec.tsx
import * as React from 'react'
import { render } from '@testing-library/react'
import '@testing-library/jest-dom'
import Badges from '../../components/Badges'
import { testBadges } from './TestUtils'
test('should render Badges correctly', () => {
const { container } = render(<Badges/>)
testBadges(container.querySelector('div#badges'))
})