{"ScriptPreparationCode":"var a = [1, 2, 3, 4, 5]\r\nvar b = 3","TestCases":[{"Name":"_.union","Code":"var c = _.union(a, [b])","IsDeferred":false},{"Name":"native","Code":"if(!a.includes(b)){\r\n a.push(b);\r\n}\r\nvar c = a;","IsDeferred":false}]}