{"ScriptPreparationCode":"var array = [1,2,3];","TestCases":[{"Name":"123 push 0","Code":"array.unshift(0);","IsDeferred":false},{"Name":"arrayConcat123","Code":"array = array.concat([0])","IsDeferred":false},{"Name":"arraySpread123","Code":"array = [...array, 0]","IsDeferred":false}]}