compose.js

"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]);
	a.deep(t(h, g, f)(1, 2), ["c", 1, "b", 1, "a", 2, 1, 2]);
};