So siehts ganz gut aus !

node_modules/es5-ext/test/function/_define-length.js

@@ -0,0 +1,14 @@
+"use strict";
+
+module.exports = function (t, a) {
+	var foo = "raz", bar = "dwa"
+	  , fn = function (a, b) {
+ return this + a + b + foo + bar;
+}
+	  , result;
+
+	result = t(fn, 3);
+	a(result.call("marko", "el", "fe"), "markoelferazdwa", "Content");
+	a(result.length, 3, "Length");
+	a(result.prototype, fn.prototype, "Prototype");
+};