@appearhere/bloom/components/Map/ControlGroup/ControlGroup.test.js

Appear Here's pattern library and styleguide

import React from 'react';
import { render } from 'react-dom';

import ControlGroup from './ControlGroup';

it('renders without crashing', () => {
  const div = document.createElement('div');
  render(
    <ControlGroup>
      <button>child</button>
    </ControlGroup>,
  div);
});