chrome/test/data/nacl/load_util.js

   1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 var load_util = {
   6   report: function(msg) {
   7     domAutomationController.setAutomationId(0);
   8     // The automation controller seems to choke on Objects, so turn them into
   9     // strings.
  10     domAutomationController.send(JSON.stringify(msg));
  11   },
  12
  13   log: function(message) {
  14     load_util.report({type: "Log", message: message});
  15   },
  16
  17   shutdown: function(message, passed) {
  18     load_util.report({type: "Shutdown", message: message, passed: passed});
  19   },
  20
  21   embed: function(manifest_url) {
  22     var embed = document.createElement("embed");
  23     embed.src = manifest_url;
  24     embed.type = "application/x-nacl";
  25     return embed;
  26   },
  27
  28   // Use the DOM to determine the absolute URL.
  29   absoluteURL: function(url) {
  30     var a = document.createElement("a");
  31     a.href = url;
  32     return a.href;
  33   },
  34
  35   crossOriginURL: function(manifest_url) {
  36     manifest_url = load_util.absoluteURL(manifest_url);
  37     // The test server is only listening on a specific random port
  38     // at 127.0.0.1. So, to inspect a cross-origin request from within
  39     // the server code, we load from "localhost" which is a different origin,
  40     // yet still served by the server. Otherwise, if we choose a host
  41     // other than localhost we would need to modify the DNS/host resolver
  42     // to point that host at 127.0.0.1.
  43     var cross_url = manifest_url.replace("127.0.0.1", "localhost");
  44     if (cross_url == manifest_url) {
  45       load_util.shutdown("Could not create a cross-origin URL.", false);
  46       throw "abort";
  47     }
  48     return cross_url;
  49   },
  50
  51   crossOriginEmbed: function(manifest_url) {
  52     return load_util.embed(load_util.crossOriginURL(manifest_url));
  53   },
  54
  55   expectLoadFailure: function(embed, message) {
  56     embed.addEventListener("load", function(event) {
  57       load_util.log("Load succeeded when it should have failed.");
  58       load_util.shutdown("1 test failed.", false);
  59     }, true);
  60
  61     embed.addEventListener("error", function(event) {
  62       if (embed.lastError != "NaCl module load failed: " + message) {
  63         load_util.log("Unexpected load error: " + embed.lastError);
  64         load_util.shutdown("1 test failed.", false);
  65       } else {
  66         load_util.shutdown("1 test passed.", true);
  67       }
  68     }, true);
  69   }
  70 };