The Tor Browser: dom/tests/mochitest/bugs/test

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 <!DOCTYPE HTML>

     2 <html>

     3 <!--

     4 https://bugzilla.mozilla.org/show_bug.cgi?id=456151

     5 -->

     6 <head>

     7   <title>Test for Bug 456151</title>

     8   <script type="application/javascript" src="/MochiKit/MochiKit.js"></script>

     9   <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>

    10   <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>

    11   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>

    12 </head>

    13 <body>

    14 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=456151">Mozilla Bug 456151</a>

    15 <p id="display"></p>

    16 <div id="content" style="display: none">

    18 </div>

    19 <pre id="test">

    20 <script type="application/javascript">

    22 /** Test for Bug 456151 **/

    23 var intercepted = false;

    25 // Set up our new addEventListener

    26 var proto = HTMLParagraphElement.prototype;

    27 proto.oldAdd = proto.addEventListener;

    28 proto.addEventListener = function(ev, list, capt) {

    29   intercepted = true;

    30   this.oldAdd(ev, list, capt);

    31 }

    32 proto.oldRemove = proto.removeEventListener;

    33 proto.removeEventListener = function(ev, list, capt) {

    34   intercepted = true;

    35   this.oldRemove(ev, list, capt);

    36 }

    38 var called = false;

    40 var func = function() { called = true; };

    41 $("display").addEventListener("click", func, false);

    42 is(intercepted, true, "Should have interecepted addEventListener call");

    44 sendMouseEvent({type: "click"}, "display");

    45 is(called, true, "Should have called event listener");

    47 interecepted = false;

    48 called = false;

    50 $("display").removeEventListener("click", func, false);

    51 is(intercepted, true, "Should have interecepted removeEventListener call");

    53 sendMouseEvent({type: "click"}, "display");

    54 is(called, false, "Should have removed event listener");

    56 // And now some simple sanity tests

    57 var recursion = false;

    58 var x = document.createElement("span");

    59 HTMLSpanElement.prototype.addEventListener =

    60   function(a, b, c) {

    61     return x.addEventListener(a,b,c);

    62   }

    63 try {

    64   x.addEventListener("click", function() { called = true; }, false);

    65 } catch (e) {

    66   recursion = e.message.match(/recursion/);

    67 }

    68 SimpleTest.isDeeply(recursion, ["recursion"], "Caught infinite recursion");

    70 </script>

    71 </pre>

    72 </body>

    73 </html>

The Tor Browser / file revision