Testing
{"ScriptPreparationCode":"var el = document.getElementById(\u0027test\u0027);","TestCases":[{"Name":"classList.add","Code":"el.classList.add(\u0022second\u0022);","IsDeferred":false},{"Name":"setAttribute","Code":"el.setAttribute(\u0022class\u0022, el.className \u002B \u0022 second\u0022);","IsDeferred":false}]}