text: import React from 'react'
  import { expect } from 'chai'
  import jsdom from 'jsdom'
  
  const doc = jsdom.jsdom('<!doctype html><html><body></body></html>');
  const win = doc.defaultView;
  
  global.document = doc;
  global.window = win;
  
  Object.keys(window).forEach((key) => {
    if(!(key in global)) {
      global[key] = window[key];
    }
  });
  
  global.React = React;
  global.expect = expect;
  