{"ScriptPreparationCode":"var get_array = () =\u003E Math.random() \u003E 0.5 ? [5, 10, 15, 20, 25, 30] : []","TestCases":[{"Name":"array.length","Code":"var is_empty = get_array().length === 0","IsDeferred":false},{"Name":"index check","Code":"var is_empty = !(0 in get_array())","IsDeferred":false}]}