import React from 'react'; import { mount } from 'enzyme'; import Tooltip from '../Tooltip'; describe('Tooltip', () => { it('should apply popperClassName to popper component', () => { const div = document.createElement('div'); div.setAttribute("id", "tooltip-target"); document.body.appendChild(div); const wrapper = mount( Tooltip Content ); const tooltipPopoverWrapper = wrapper.find('TooltipPopoverWrapper'); expect(tooltipPopoverWrapper.find({ popperClassName: 'tooltip show boba-was-here' }).exists()).toBe(true); }); });