describe("bold button", function(){ //create a new pad before each test run beforeEach(function(cb){ this.timeout(5000); helper.newPad(cb); }); it("makes text bold", function() { var inner$ = helper.jQueryOf("inner"); var chrome$ = helper.jQueryOf("chrome"); //get the first text element out of the inner iframe var $firstTextElement = inner$("div").first(); //select this text element $firstTextElement.sendkeys('{selectall}'); //get the bold button and click it var $boldButton = chrome$(".buttonicon-bold"); $boldButton.click(); //ace creates a new dom element when you press a button, so just get the first text element again var $newFirstTextElement = inner$("div").first(); // is there a element now? var isBold = $newFirstTextElement.find("b").length === 1; //expect it to be bold expect(isBold).to.be(true); //make sure the text hasn't changed expect($newFirstTextElement.text()).to.eql($firstTextElement.text()); }); });