basura.js

//Recibe un arreglo
function buscaMayor(a){
	//Para regresar
	var f = 0;
	var l = 0;
	//Temporales
	var tc = f;
	var te = l;   
	//Iterar
	for (var i = 1; i < a.length; i++) {
		if (a[i-1]<=a[i])
		{
			te++;
		}
		else
		{
			if (l-f < te-tc)
			{
				f = tc; 
				l = te;
			}
			tc = te = i;
		}
	}
	return {size:l-f+1,elements:a.slice(f,l+1)};
}

function useless(callback, params){ return callback(params); }

var result = [1,2,2,4];
var evalua = useless( buscaMayor, [6,5,1,2,2,4,1,3,2] );
assert( result.length === evalua.size, "Busca Mayor desde useless funciona!" );