<!DOCTYPE HTML> <html> <!-- https://bugzilla.mozilla.org/show_bug.cgi?id=735031 Bug 735031 - Fullscreen API implementation assumes an HTML Element --> <head> <title>Bug 735031</title> <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=73503"> Mozilla Bug 735031</a> <svg id="svg-elem" width="100" height="100" viewbox="0 0 100 100"> <rect x="10" y="10" width="50" height="50" fill="black" stroke="blue" stroke-width="2"/> </svg> <pre id="test"> <script type="application/javascript"> /* * Test for Bug 735031 * Test locking non-html element. */ function begin() { var elem = document.getElementById("svg-elem") , elemWasLocked = false; document.addEventListener("fullscreenchange", function (e) { if (document.fullscreenElement === elem) { elemWasLocked = true; document.exitFullscreen(); } else { opener.ok(elemWasLocked, "Expected SVG elem to become locked."); opener.nextTest(); } }, false); elem.requestFullscreen(); } </script> </pre> </body> </html>