{"ScriptPreparationCode":null,"TestCases":[{"Name":"classlist.add","Code":"var element = document.getElementById(\u0022foo\u0022);\r\nvar i = 30000;\r\nwhile (i--) {\r\n\telement.classList.add(\u0022hide\u0022);\r\n}","IsDeferred":false},{"Name":"classlist.remove","Code":"var element = document.getElementById(\u0022foo\u0022);\r\nvar i = 3000;\r\nwhile (i--) {\r\n\telement.classList.remove(\u0022hide\u0022 , true);\r\n}","IsDeferred":false}]}