The Tor Browser: accessible/tests/mochitest/treeupdate/test

accessible/tests/mochitest/treeupdate/test_doc.html@97036ab72558 (annotated)

accessible/tests/mochitest/treeupdate/test_doc.html

Tue, 06 Jan 2015 21:39:09 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Tue, 06 Jan 2015 21:39:09 +0100
branch: TOR_BUG_9701
changeset 8: 97036ab72558
permissions: -rw-r--r--

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

 <!DOCTYPE html>
 <html>
 <head>
   <title>Test document root content mutations</title>
   <link rel="stylesheet" type="text/css"
         href="chrome://mochikit/content/tests/SimpleTest/test.css" />
   <script type="application/javascript"
           src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
   <script type="application/javascript"
           src="../common.js"></script>
   <script type="application/javascript"
           src="../role.js"></script>
   <script type="application/javascript"
           src="../states.js"></script>
   <script type="application/javascript"
           src="../events.js"></script>
   <script type="application/javascript">
     ////////////////////////////////////////////////////////////////////////////
     // Helpers
     function getDocNode(aID)
     {
       return getNode(aID).contentDocument;
     }
     function getDocChildNode(aID)
     {
       return getDocNode(aID).body.firstChild;
     }
     function rootContentReplaced(aID, aTextName, aRootContentRole)
     {
       this.eventSeq = [
         new invokerChecker(EVENT_SHOW, getDocChildNode, aID),
         new invokerChecker(EVENT_REORDER, getDocNode, aID)
       ];
       this.finalCheck = function rootContentReplaced_finalCheck()
       {
         var tree = {
           role: aRootContentRole || ROLE_DOCUMENT,
           children: [
             {
               role: ROLE_TEXT_LEAF,
               name: aTextName
             }
           ]
         };
         testAccessibleTree(getDocNode(aID), tree);
       }
     }
     function rootContentRemoved(aID)
     {
       this.eventSeq = [
         new invokerChecker(EVENT_HIDE, null),
         new invokerChecker(EVENT_REORDER, getDocNode, aID)
       ];
       this.preinvoke = function rootContentRemoved_preinvoke()
       {
         // Set up target for hide event before we invoke.
         var text = getAccessible(getAccessible(getDocNode(aID)).firstChild);
         this.eventSeq[0].target = text;
       }
       this.finalCheck = function rootContentRemoved_finalCheck()
       {
         var tree = {
           role: ROLE_DOCUMENT,
           children: [ ]
         };
         testAccessibleTree(getDocNode(aID), tree);
       }
     }
     function rootContentInserted(aID, aTextName)
     {
       this.eventSeq = [
         new invokerChecker(EVENT_SHOW, getDocChildNode, aID),
         new invokerChecker(EVENT_REORDER, getDocNode, aID)
       ];
       this.finalCheck = function rootContentInserted_finalCheck()
       {
         var tree = {
           role: ROLE_DOCUMENT,
           children: [
             {
               role: ROLE_TEXT_LEAF,
               name: aTextName
             }
           ]
         };
         testAccessibleTree(getDocNode(aID), tree);
       }
     }
     ////////////////////////////////////////////////////////////////////////////
     // Invokers
     function writeIFrameDoc(aID)
     {
       this.__proto__ = new rootContentReplaced(aID, "hello");
       this.invoke = function writeIFrameDoc_invoke()
       {
         var docNode = getDocNode(aID);
         // We can't use open/write/close outside of iframe document because of
         // security error.
         var script = docNode.createElement("script");
         script.textContent = "document.open(); document.write('hello'); document.close();";
         docNode.body.appendChild(script);
       }
       this.getID = function writeIFrameDoc_getID()
       {
         return "write document";
       }
     }
     /**
      * Replace HTML element.
      */
     function replaceIFrameHTMLElm(aID)
     {
       this.__proto__ = new rootContentReplaced(aID, "New Wave");
       this.invoke = function replaceIFrameHTMLElm_invoke()
       {
         var docNode = getDocNode(aID);
         var newHTMLNode = docNode.createElement("html");
         var newBodyNode = docNode.createElement("body");
         var newTextNode = docNode.createTextNode("New Wave");
         newBodyNode.appendChild(newTextNode);
         newHTMLNode.appendChild(newBodyNode);
         docNode.replaceChild(newHTMLNode, docNode.documentElement);
       }
       this.getID = function replaceIFrameHTMLElm_getID()
       {
         return "replace HTML element";
       }
     }
     /**
      * Replace HTML body on new body having ARIA role.
      */
     function replaceIFrameBody(aID)
     {
       this.__proto__ = new rootContentReplaced(aID, "New Hello");
       this.invoke = function replaceIFrameBody_invoke()
       {
         var docNode = getDocNode(aID);
         var newBodyNode = docNode.createElement("body");
         var newTextNode = docNode.createTextNode("New Hello");
         newBodyNode.appendChild(newTextNode);
         docNode.documentElement.replaceChild(newBodyNode, docNode.body);
       }
       this.getID = function replaceIFrameBody_getID()
       {
         return "replace body";
       }
     }
     /**
      * Replace HTML body on new body having ARIA role.
      */
     function replaceIFrameBodyOnARIARoleBody(aID)
     {
       this.__proto__ = new rootContentReplaced(aID, "New Hello",
                                                ROLE_PUSHBUTTON);
       this.invoke = function replaceIFrameBodyOnARIARoleBody_invoke()
       {
         var docNode = getDocNode(aID);
         var newBodyNode = docNode.createElement("body");
         var newTextNode = docNode.createTextNode("New Hello");
         newBodyNode.appendChild(newTextNode);
         newBodyNode.setAttribute("role", "button");
         docNode.documentElement.replaceChild(newBodyNode, docNode.body);
       }
       this.getID = function replaceIFrameBodyOnARIARoleBody_getID()
       {
         return "replace body on body having ARIA role";
       }
     }
     /**
      * Open/close document pair.
      */
     function openIFrameDoc(aID)
     {
       this.__proto__ = new rootContentRemoved(aID);
       this.invoke = function openIFrameDoc_invoke()
       {
         this.preinvoke();
         // Open document.
         var docNode = getDocNode(aID);
         var script = docNode.createElement("script");
         script.textContent = "function closeMe() { document.write('Works?'); document.close(); } window.closeMe = closeMe; document.open();";
         docNode.body.appendChild(script);
       }
       this.getID = function openIFrameDoc_getID()
       {
         return "open document";
       }
     }
     function closeIFrameDoc(aID)
     {
       this.__proto__ = new rootContentInserted(aID, "Works?");
       this.invoke = function closeIFrameDoc_invoke()
       {
         // Write and close document.
         getDocNode(aID).write('Works?'); getDocNode(aID).close();
       }
       this.getID = function closeIFrameDoc_getID()
       {
         return "close document";
       }
     }
     /**
      * Remove/insert HTML element pair.
      */
     function removeHTMLFromIFrameDoc(aID)
     {
       this.__proto__ = new rootContentRemoved(aID);
       this.invoke = function removeHTMLFromIFrameDoc_invoke()
       {
         this.preinvoke();
         // Remove HTML element.
         var docNode = getDocNode(aID);
         docNode.removeChild(docNode.firstChild);
       }
       this.getID = function removeHTMLFromIFrameDoc_getID()
       {
         return "remove HTML element";
       }
     }
     function insertHTMLToIFrameDoc(aID)
     {
       this.__proto__ = new rootContentInserted(aID, "Haha");
       this.invoke = function insertHTMLToIFrameDoc_invoke()
       {
         // Insert HTML element.
         var docNode = getDocNode(aID);
         var html = docNode.createElement("html");
         var body = docNode.createElement("body");
         var text = docNode.createTextNode("Haha");
         body.appendChild(text);
         html.appendChild(body);
         docNode.appendChild(html);
       }
       this.getID = function insertHTMLToIFrameDoc_getID()
       {
         return "insert HTML element document";
       }
     }
     /**
      * Remove/insert HTML body pair.
      */
     function removeBodyFromIFrameDoc(aID)
     {
       this.__proto__ = new rootContentRemoved(aID);
       this.invoke = function removeBodyFromIFrameDoc_invoke()
       {
         this.preinvoke();
         // Remove body element.
         var docNode = getDocNode(aID);
         docNode.documentElement.removeChild(docNode.body);
       }
       this.getID = function removeBodyFromIFrameDoc_getID()
       {
         return "remove body element";
       }
     }
     function insertElmUnderDocElmWhileBodyMissed(aID)
     {
       this.docNode = null;
       this.inputNode = null;
       function getInputNode()
         { return this.inputNode; }
       this.eventSeq = [
         new invokerChecker(EVENT_SHOW, getInputNode.bind(this)),
         new invokerChecker(EVENT_REORDER, getDocNode, aID)
       ];
       this.invoke = function invoke()
       {
         this.docNode = getDocNode(aID);
         this.inputNode = this.docNode.createElement("input");
         this.docNode.documentElement.appendChild(this.inputNode);
       }
       this.finalCheck = function finalCheck()
       {
         var tree =
           { DOCUMENT: [
             { ENTRY: [ ] }
           ] };
         testAccessibleTree(this.docNode, tree);
         // Remove aftermath of this test before next test starts.
         this.docNode.documentElement.removeChild(this.inputNode);
       }
       this.getID = function getID()
       {
         return "Insert element under document element while body is missed.";
       }
     }
     function insertBodyToIFrameDoc(aID)
     {
       this.__proto__ = new rootContentInserted(aID, "Yo ho ho i butylka roma!");
       this.invoke = function insertBodyToIFrameDoc_invoke()
       {
         // Insert body element.
         var docNode = getDocNode(aID);
         var body = docNode.createElement("body");
         var text = docNode.createTextNode("Yo ho ho i butylka roma!");
         body.appendChild(text);
         docNode.documentElement.appendChild(body);
       }
       this.getID = function insertBodyToIFrameDoc_getID()
       {
         return "insert body element";
       }
     }
     function changeSrc(aID)
     {
       this.containerNode = getNode(aID);
       this.eventSeq = [
         new invokerChecker(EVENT_REORDER, this.containerNode)
       ];
       this.invoke = function changeSrc_invoke()
       {
         this.containerNode.src = "data:text/html,<html><input></html>";
       }
       this.finalCheck = function changeSrc_finalCheck()
       {
         var tree =
           { INTERNAL_FRAME: [
             { DOCUMENT: [
               { ENTRY: [ ] }
             ] }
           ] };
         testAccessibleTree(this.containerNode, tree);
       }
       this.getID = function changeSrc_getID()
       {
         return "change src on iframe";
       }
     }
     ////////////////////////////////////////////////////////////////////////////
     // Test
     //gA11yEventDumpID = "eventdump"; // debug stuff
     //gA11yEventDumpToConsole = true;
     var gQueue = null;
     function doTest()
     {
       gQueue = new eventQueue();
       gQueue.push(new writeIFrameDoc("iframe"));
       gQueue.push(new replaceIFrameHTMLElm("iframe"));
       gQueue.push(new replaceIFrameBody("iframe"));
       gQueue.push(new openIFrameDoc("iframe"));
       gQueue.push(new closeIFrameDoc("iframe"));
       gQueue.push(new removeHTMLFromIFrameDoc("iframe"));
       gQueue.push(new insertHTMLToIFrameDoc("iframe"));
       gQueue.push(new removeBodyFromIFrameDoc("iframe"));
       gQueue.push(new insertElmUnderDocElmWhileBodyMissed("iframe"));
       gQueue.push(new insertBodyToIFrameDoc("iframe"));
       gQueue.push(new changeSrc("iframe"));
       gQueue.push(new replaceIFrameBodyOnARIARoleBody("iframe"));
       gQueue.invoke(); // SimpleTest.finish() will be called in the end
     }
     SimpleTest.waitForExplicitFinish();
     addA11yLoadEvent(doTest);
   </script>
 </head>
 <body>
   <a target="_blank"
      title="Update accessible tree when root element is changed"
      href="https://bugzilla.mozilla.org/show_bug.cgi?id=606082">Mozilla Bug 606082</a>
   <a target="_blank"
      title="Elements inserted outside the body aren't accessible"
      href="https://bugzilla.mozilla.org/show_bug.cgi?id=608887">Mozilla Bug 608887</a>
   <a target="_blank"
      title="Reorder event for document must be fired after document initial tree creation"
      href="https://bugzilla.mozilla.org/show_bug.cgi?id=669263">Mozilla Bug 669263</a>
   <a target="_blank"
      title="Changing the HTML body doesn't pick up ARIA role"
      href="https://bugzilla.mozilla.org/show_bug.cgi?id=818407">Mozilla Bug 818407</a>
   <p id="display"></p>
   <div id="content" style="display: none"></div>
   <pre id="test">
   </pre>
   <iframe id="iframe"></iframe>
   <div id="eventdump"></div>
 </body>
 </html>

The Tor Browser / annotate

accessible/tests/mochitest/treeupdate/test_doc.html@97036ab72558 (annotated)

accessible/tests/mochitest/treeupdate/test_doc.html