The Tor Browser / file revision

 "use strict";

 exports["test common"] = require("./common")

 var Method = require("../core")

 exports["test host objects"] = function(assert) {

   var isElement = Method("is-element")

   isElement.define(function() { return false })

   isElement.define(Element, function() { return true })

   assert.notDeepEqual(typeof(Element.prototype[isElement]), "number",

                      "Host object's prototype is extended with a number value")

   assert.ok(!isElement({}), "object is not an Element")

   assert.ok(document.createElement("div"), "Element is an element")

 }

 require("test").run(exports)