<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=456151 --> <head> <title>Test for Bug 456151</title> <script type="application/javascript" src="/MochiKit/MochiKit.js"></script> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> <script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> </head> <body> <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=456151">Mozilla Bug 456151</a> <p id="display"></p> <div id="content" style="display: none"> </div> <pre id="test"> <script type="application/javascript"> /** Test for Bug 456151 **/ var intercepted = false; // Set up our new addEventListener var proto = HTMLParagraphElement.prototype; proto.oldAdd = proto.addEventListener; proto.addEventListener = function(ev, list, capt) { intercepted = true; this.oldAdd(ev, list, capt); } proto.oldRemove = proto.removeEventListener; proto.removeEventListener = function(ev, list, capt) { intercepted = true; this.oldRemove(ev, list, capt); } var called = false; var func = function() { called = true; }; $("display").addEventListener("click", func, false); is(intercepted, true, "Should have interecepted addEventListener call"); sendMouseEvent({type: "click"}, "display"); is(called, true, "Should have called event listener"); interecepted = false; called = false; $("display").removeEventListener("click", func, false); is(intercepted, true, "Should have interecepted removeEventListener call"); sendMouseEvent({type: "click"}, "display"); is(called, false, "Should have removed event listener"); // And now some simple sanity tests var recursion = false; var x = document.createElement("span"); HTMLSpanElement.prototype.addEventListener = function(a, b, c) { return x.addEventListener(a,b,c); } try { x.addEventListener("click", function() { called = true; }, false); } catch (e) { recursion = e.message.match(/recursion/); } SimpleTest.isDeeply(recursion, ["recursion"], "Caught infinite recursion"); </script> </pre> </body> </html>