{"ScriptPreparationCode":"var obj = {a: \u0027a\u0027, b: \u0027b\u0027};","TestCases":[{"Name":"Spread","Code":"const newObj = { ...obj, c: \u0027c\u0027};","IsDeferred":false},{"Name":"Object.assign (mutate)","Code":"const newObj = Object.assign(obj, { c: \u0027c\u0027 });","IsDeferred":false},{"Name":"Object.assign (new object)","Code":"const newObj = Object.assign({}, obj, { c: \u0027c\u0027 });","IsDeferred":false}]}