Issue 3459 - Added content policy tests for <img srcset> and fetch()

chrome/content/tests/policy.js

 (function()
 {
   let server = null;
   let frame = null;
   let requestNotifier = null;
   let httpProtocol = null;
 
   module("Content policy", {
     setup: function()
     {
@@ skipping 77 matching lines @@
       "HTML image button inside a frame",
       '<iframe src="data:text/html,%3Cinput%20type%3D%22image%22%20src%3D%22http%3A%2F%2F127.0.0.1:1234%2Ftest.gif%22%3E"></iframe>',
       "http://127.0.0.1:1234/test.gif", "image", false, false
     ],
     [
       "HTML image button inside a nested frame",
       '<iframe src="data:text/html,%3Ciframe%20src%3D%22data%3Atext%2Fhtml%2C%253Cinput%2520type%253D%2522image%2522%2520src%253D%2522http%253A%252F%252F127.0.0.1%3A1234%252Ftest.gif%2522%253E%22%3E%3C%2Fiframe%3E"></iframe>',
       "http://127.0.0.1:1234/test.gif", "image", false, false
     ],
     [
+      "HTML image with srcset",
+      '<img srcset="test.gif">',
+      "http://127.0.0.1:1234/test.gif", "image", false, false
+    ],
+    [
       "Dynamically inserted image button",
       '<div id="insert"></div>' +
       '<script>' +
         'window.addEventListener("DOMContentLoaded", function()' +
         '{' +
           'var div = document.getElementById("insert");' +
           'div.innerHTML = \'<input type="image" id="image" src="test.gif">\';' +
           'var image = document.getElementById("image");' +
           'image.onload = image.onerror = function ()' +
           '{' +
@@ skipping 170 matching lines @@
       '<embed type="application/x-java-applet" code="test.class" src="test.class"></embed>',
       "http://127.0.0.1:1234/test.class", "object", false, false
     ],
     [
       "HTML object (Java)",
       '<object type="application/x-java-applet" data="test.class"></object>',
       "http://127.0.0.1:1234/test.class", "object", false, false
     ]);
   }
 
+  if ("fetch" in window)
+  {
+    tests.push([
+      "fetch() API",
+      '<script>fetch("test.xml").catch(function() {});</script>',

[Wladimir Palant, 2015/12/29 23:25:40]

That's an async call, I don't think it is guaranteed to be done by the time the
document's load event is fired. This should dispatch the abp:frameready event
explicitly.

[Sebastian Noack, 2015/12/30 15:46:20]

Acknowledged. There you go: https://codereview.adblockplus.org/29333123

+      "http://127.0.0.1:1234/test.xml", "xmlhttprequest", false, false
+    ]);
+  }
+
   let policyHits = [];
   function onPolicyHit(item, scanComplete)
   {
     if (!item)
       return;
     if (item.location == "http://127.0.0.1:1234/test" ||
         item.location == "http://127.0.0.1:1234/redirect.gif" ||
         item.location == "http://127.0.0.1:1234/redirect2.gif")
     {
       return;
@@ skipping 146 matching lines @@
     for (let stage = 1; stage in stageDescriptions; stage++)
     {
       let stageDescription = stageDescriptions[stage];
       if (stageDescription.indexOf("%S") >= 0)
         stageDescription = stageDescription.replace("%S", expectedURL);
 
       asyncTest(name + " (" + stageDescription + ")", runTest.bind(null, tests[test], stage));
     }
   }
 })();