test dataset {"ScriptPreparationCode":null,"TestCases":[{"Name":"dataset","Code":"delete document.querySelector(\u0022.data\u0022).dataset.test;\r\ndocument.querySelector(\u0022.data\u0022).dataset.test = \u0022lorem\u0022;","IsDeferred":false},{"Name":"getAttribute","Code":"document.querySelector(\u0022.data\u0022).removeAttribute(\u0022test\u0022);\r\ndocument.querySelector(\u0022.data\u0022).setAttribute(\u0022test\u0022, \u0022lorem\u0022);","IsDeferred":false}]}