gecko/accessible/tests/mochitest/test_elm_media.html

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<!DOCTYPE html>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=483573
-->
<head>
<title>HTML5 audio/video tests</title>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
<script type="application/javascript"
src="chrome://mochikit/content/MochiKit/packed.js"></script>
<script type="application/javascript"
src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript"
src="common.js"></script>
<script type="application/javascript"
src="events.js"></script>
<script type="application/javascript"
src="actions.js"></script>
<script type="application/javascript"
src="role.js"></script>
<script type="application/javascript"
src="states.js"></script>
<script type="application/javascript">
// gA11yEventDumpID = "eventDump";
function focusChecker(aAcc)
{
this.type = EVENT_FOCUS;
this.target = aAcc;
this.getID = function focusChecker_getID()
{
return "focus handling";
}
this.check = function focusChecker_check(aEvent)
{
testStates(this.target, STATE_FOCUSED);
}
}
function nameChecker(aAcc, aName)
{
this.type = EVENT_NAME_CHANGE;
this.target = aAcc;
this.getID = function nameChecker_getID()
{
return "name change handling";
},
this.check = function nameChecker_check(aEvent)
{
is(aEvent.accessible.name, aName,
"Wrong name of " + prettyName(aEvent.accessible) + " on focus");
}
}
function doTest()
{
//////////////////////////////////////////////////////////////////////////
// test the accessible tree
var accTree = {
role: ROLE_GROUPING,
children: [
{ // start/stop button
role: ROLE_PUSHBUTTON,
name: "Play",
states: {
states: STATE_FOCUSABLE
}
},
{ // buffer bar
role: ROLE_PROGRESSBAR
},
{ // progress bar
role: ROLE_PROGRESSBAR
},
{ // slider of progress bar
role: ROLE_SLIDER,
name: "0:00 of 0:01 elapsed",
states: {
states: STATE_FOCUSABLE
}
},
{ // duration label, role="presentation"
role: ROLE_NOTHING
},
{ // mute button
role: ROLE_PUSHBUTTON,
name: "Mute",
states: {
states: STATE_FOCUSABLE
}
}
]
};
testAccessibleTree("audio", accTree);
//////////////////////////////////////////////////////////////////////////
// test actions of audio controls
var audioElm = getAccessible("audio");
var playBtn = audioElm.firstChild;
var scrubber = playBtn.nextSibling.nextSibling.nextSibling;
var muteBtn = audioElm.lastChild;
var actions = [
{
ID: muteBtn,
actionName: "press",
events: CLICK_EVENTS,
eventSeq: [
new focusChecker(muteBtn),
new nameChecker(muteBtn, "Unmute"),
]
},
{
ID: scrubber,
actionName: "activate",
events: null,
eventSeq: [
new focusChecker(scrubber)
]
},
{
ID: playBtn,
actionName: "press",
events: CLICK_EVENTS,
eventSeq: [
new focusChecker(playBtn),
new nameChecker(playBtn, "Pause"),
]
}
];
testActions(actions); // Will call SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
addA11yLoadEvent(doTest);
</script>
</head>
<body>
<a target="_blank"
title="Expose HTML5 video and audio elements' embedded controls through accessibility APIs"
href="https://bugzilla.mozilla.org/show_bug.cgi?id=483573">Mozilla Bug 483573</a>
<p id="display"></p>
<div id="content" style="display: none"></div>
<pre id="test">
</pre>
<audio id="audio" src="bug461281.ogg"
controls="true"></audio>
<div id="eventDump"></div>
</body>
</html>