<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=614392 --> <head> <title>Test for Bug 614392</title> <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.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=614392">Mozilla Bug 614392</a> <p id="display"></p> <div id="content" style="display: none"> <img src="damon.jpg"> </div> <pre id="test"> <script type="application/javascript"> /** Test for Bug 614392**/ SimpleTest.waitForExplicitFinish(); window.onload = function() { var img = SpecialPowers.wrap(document.getElementsByTagName("img")[0]); var container = img .QueryInterface(SpecialPowers.Ci.nsIImageLoadingContent) .getRequest(SpecialPowers.Ci.nsIImageLoadingContent.CURRENT_REQUEST) .image; container.animationMode = SpecialPowers.Ci.imgIContainer.kDontAnimMode; is(container.animationMode, SpecialPowers.Ci.imgIContainer.kDontAnimMode, "yay, our animationMode tweak took effect (and we didn't crash!)"); SimpleTest.finish(); } </script> </pre> </body> </html>