{"ScriptPreparationCode":null,"TestCases":[{"Name":"attribute already set","Code":"document.querySelector(\u0027.withAttribute\u0027).setAttribute(\u0027data-bgcolor\u0027, \u0027blue\u0027);","IsDeferred":false},{"Name":"attribute not set","Code":"document.querySelector(\u0027.withoutAttribute\u0027).setAttribute(\u0027data-bgcolor\u0027, \u0027red\u0027);","IsDeferred":false}]}