{"ScriptPreparationCode":"var el = \u0027test\u0027;\r\nvar arr = [\u0027foo\u0027, \u0027bar\u0027];","TestCases":[{"Name":" string concat \u002B join","Code":"el \u002B arr.join(\u0027,\u0027)","IsDeferred":false},{"Name":"unshift \u002B join","Code":"arr.unshift(el);\r\narr.join(\u0027,\u0027);","IsDeferred":false}]}