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Test Info: Warnings

  • This test gets skipped with pattern: headless
<meta charset="utf-8">
<title>Test that plugins reject focus</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<div id="content">
<object id="obj_elt" type="application/x-shockwave-flash"></object>
<object tabindex='0' id="obj_elt_with_idx" type="application/x-shockwave-flash"></object>
<embed id="embed_elt" type="application/x-shockwave-flash"></embed>
<script type="application/javascript">
var objElt = document.getElementById('obj_elt');
var objEltWithIdx = document.getElementById('obj_elt_with_idx');
var embedElt = document.getElementById('embed_elt');
function checkHasFocus(expected, typeOfElts, elt) {
ok((document.activeElement == elt) == expected,
typeOfElts + " element should " + (expected ? "" : "not ") + "accept focus");
function checkNoneHasFocus(typeOfElts) {
checkHasFocus(false, typeOfElts + " <object>", objElt);
checkHasFocus(false, typeOfElts + " <object> with tabindex", objEltWithIdx);
checkHasFocus(false, typeOfElts + " <embed>", embedElt);
function checkFocusable(expected, typeOfElts, elt) {
checkHasFocus(expected, typeOfElts, elt);
// As plugins, object and embed elements are not given focus
ok(objElt != null, "object element should exist");
ok(objEltWithIdx != null, "object element with tabindex should exist");
ok(embedElt != null, "embed element should exist");
// As plugins, obj/embed_elt can not take focus
// Switch obj/embed_elt attributes from plugin to image = "large-pic.jpg";
objElt.width = 100;
objElt.height = 100;
objElt.type = "image/jpg"; = "large-pic.jpg";
objEltWithIdx.width = 100;
objEltWithIdx.height = 100;
objEltWithIdx.type = "image/jpg";
embedElt.src = "large-pic.jpg";
embedElt.width = 100;
embedElt.height = 100;
embedElt.type = "image/jpg";
// As images, obj/embed_elt can take focus as image
// object image elements require a tabindex to accept focus.
// embed elements must be reparented before new type is recognized.
checkFocusable(false, "<object> image", objElt);
checkFocusable(true, "<object> image with tabindex", objEltWithIdx);
checkFocusable(false, "<embed> plugin with image attribs before reparenting", embedElt);
checkFocusable(true, "<embed> image", embedElt);
// Switch obj/embed_elt attributes from image to plugin
objElt.type = "application/x-shockwave-flash";
embedElt.type = "application/x-shockwave-flash";
// embed elements must be reparented before new type is recognized.
checkFocusable(true, "<embed> image with plugin attribs", embedElt);