'use strict'; var f = function (a, b) { return ['a', arguments.length, a, b]; } , g = function (a) { return ['b', arguments.length].concat(a); } , h = function (a) { return ['c', arguments.length].concat(a); }; module.exports = function (t, a) { a.deep(t.call(h, g, f)(1, 2), ['c', 1, 'b', 1, 'a', 2, 1, 2]); };