text: var expect = require("chai").expect;
  
  module.exports = function (helpers) {
      var component = helpers.mount(require.resolve("./index"), {});
  
      expect(helpers.targetEl.querySelector("h1") != null).to.equal(true);
      expect(helpers.targetEl.querySelector("div") != null).to.equal(true);
  
      component.state.showHeader = false;
      component.update();
  
      expect(helpers.targetEl.querySelector("h1") == null).to.equal(true);
      expect(helpers.targetEl.querySelector("div") != null).to.equal(true);
  };