<html xmlns="
http://www.w3.org/1999/xhtml">
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=226361
-->
<head>
<title>Test for Bug 226361</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"/>
</head>
<body id="body1">
<p id="display">
<a id="b1" tabindex="1" href="
http://home.mozilla.org">start</a><br />
<br />
<iframe id="iframe" tabindex="2" src="bug226361_iframe.xhtml"></iframe>
<a id="b2" tabindex="3" href="
http://home.mozilla.org">end</a>
</p>
<div id="content" style="display: none">
</div>
<pre id="test">
<script type="application/javascript">
<![CDATA[
/** Test for Bug 226361 **/
// accessibility.tabfocus must be set to value 7 before running test also
// on a mac.
function setTabFocus() {
SpecialPowers.pushPrefEnv({ set: [[ "accessibility.tabfocus", 7 ]] }, doTest);
}
// =================================
var doc = document;
function tab_to(id) {
synthesizeKey("KEY_Tab", {});
is(doc.activeElement.id, id, "element with id=" + id + " should have focus");
}
function tab_iframe() {
let canTabMoveFocusToRootElement = !SpecialPowers.getBoolPref("dom.disable_tab_focu
s_to_root_element");
if (canTabMoveFocusToRootElement) {
doc = document;
tab_to('iframe');
}
// inside iframe
doc = document.getElementById('iframe').contentDocument
tab_to('a3');tab_to('a5');tab_to('a1');tab_to('a2');tab_to('a4');
}
function doTest() {
window.getSelection().removeAllRanges();
document.getElementById('body1').focus();
is(document.activeElement.id, document.body.id, "body element should be focused");
doc = document;
tab_to('b1');
tab_iframe();
doc=document
document.getElementById('iframe').focus()
tab_to('b2');
// Change tabindex so the next TAB goes back to the IFRAME
document.getElementById('iframe').setAttribute('tabindex','4');
tab_iframe();
SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
addLoadEvent(setTabFocus);
]]>
</script>
</pre>
</body>
</html>
