content: import React from 'react';
  import { expect } from 'chai';
  import { shallow } from 'enzyme';
  import Root from '../app/root';
  
  describe('<Root/>', () => {
      let wrapper;
  
      beforeEach(() => {
          wrapper = shallow(<Root/>);
      });
  
      it('shows the main component', () => {
          expect(wrapper.find('div.root')).to.exist;
      });
  
      it('Making sure it has <PollutionMap/> element defined', () => {
          expect(wrapper.find('PollutionMap')).to.exist;
      });
  
      it('Making sure it has <DataHolder/> element defined', () => {
          expect(wrapper.find('DataHolder')).to.exist;
      });
  });
  