{"ScriptPreparationCode":null,"TestCases":[{"Name":"new array","Code":"const arr = [1, 2, 3, 4, 5, 6, 7, 8, 9];\r\nconst arr1 = [0, ...arr];","IsDeferred":false},{"Name":"mutation","Code":"const arr = [1, 2, 3, 4, 5, 6, 7, 8, 9];\r\narr.unshift(0);","IsDeferred":false}]}