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Test Info:
- Manifest: accessible/tests/mochitest/a11y.toml
<!DOCTYPE html>
<html>
<!--
-->
<head>
<title>nsIAccessibleImage chrome tests</title>
<link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css" />
<script type="application/javascript"
src="common.js"></script>
<script type="application/javascript"
src="role.js"></script>
<script type="application/javascript"
src="attributes.js"></script>
<script type="application/javascript"
src="layout.js"></script>
<script type="application/javascript">
function testCoordinates(aID, aAcc, aWidth, aHeight) {
var screenX = {}, screenY = {}, windowX = {}, windowY = {}, parentX = {},
parentY = {};
// get screen coordinates.
aAcc.getImagePosition(
nsIAccessibleCoordinateType.COORDTYPE_SCREEN_RELATIVE,
screenX, screenY);
// get window coordinates.
aAcc.getImagePosition(
nsIAccessibleCoordinateType.COORDTYPE_WINDOW_RELATIVE,
windowX, windowY);
// get parent related coordinates.
aAcc.getImagePosition(
nsIAccessibleCoordinateType.COORDTYPE_PARENT_RELATIVE,
parentX, parentY);
// XXX For linked images, a negative parentY value is returned, and the
// screenY coordinate is the link's screenY coordinate minus 1.
// Until this is fixed, set parentY to -1 if it's negative.
if (parentY.value < 0)
parentY.value = -1;
// See if asking image for child at image's screen coordinates gives
// correct accessible. getChildAtPoint operates on screen coordinates.
var tempAcc = null;
try {
tempAcc = aAcc.getChildAtPoint(screenX.value, screenY.value);
} catch (e) {}
is(tempAcc, aAcc,
"Wrong accessible returned for position of " + aID + "!");
// get image's parent.
var imageParentAcc = null;
try {
imageParentAcc = aAcc.parent;
} catch (e) {}
ok(imageParentAcc, "no parent accessible for " + aID + "!");
if (imageParentAcc) {
// See if parent's screen coordinates plus image's parent relative
// coordinates equal to image's screen coordinates.
var parentAccX = {}, parentAccY = {}, parentAccWidth = {},
parentAccHeight = {};
imageParentAcc.getBounds(parentAccX, parentAccY, parentAccWidth,
parentAccHeight);
is(parentAccX.value + parentX.value, screenX.value,
"Wrong screen x coordinate for " + aID + "!");
// "Wrong screen y coordinate for " + aID + "!");
}
var [expected_w, expected_h] = CSSToDevicePixels(window, aWidth, aHeight);
var width = {}, height = {};
aAcc.getImageSize(width, height);
is(width.value, expected_w, "Wrong width for " + aID + "!");
is(height.value, expected_h, "wrong height for " + aID + "!");
}
function testThis(aID, aSRC, aWidth, aHeight,
aActionCount, aActionNames) {
var acc = getAccessible(aID, [nsIAccessibleImage]);
if (!acc)
return;
// Test role
testRole(aID, ROLE_GRAPHIC);
// test coordinates and size
testCoordinates(aID, acc, aWidth, aHeight);
var attributes = {"src": aSRC};
testAttrs(acc, attributes, true);
var actionCount = aActionCount || 0;
is(acc.actionCount, actionCount,
"Wrong number of actions for " + aID + "!");
if (actionCount) {
for (let index = 0; index < aActionNames.length; index++) {
is(acc.getActionName(index), aActionNames[index],
"Wrong action name for " + aID + ", index " + index + "!");
}
}
}
function doTest() {
// Test non-linked image
testThis("nonLinkedImage", "moz.png", 89, 38);
// Test linked image
var actionNamesArray = ["click ancestor"];
testThis("linkedImage", "moz.png", 89, 38, 1,
actionNamesArray);
// Image with long desc
actionNamesArray = ["showlongdesc"];
testThis("longdesc", "moz.png", 89, 38, 1,
actionNamesArray);
// Image with invalid url in long desc
testThis("invalidLongdesc", "moz.png", 89, 38, 0);
// Image with click and long desc
actionNamesArray = null;
actionNamesArray = ["click", "showlongdesc"];
testThis("clickAndLongdesc", "moz.png",
89, 38, 2, actionNamesArray);
// Image with click
actionNamesArray = null;
actionNamesArray = ["click"];
testThis("click", "moz.png",
89, 38, 1, actionNamesArray);
// Image with long desc
actionNamesArray = null;
actionNamesArray = ["showlongdesc"];
testThis("longdesc2", "moz.png",
89, 38, 1, actionNamesArray);
// Image described by HTML:a@href with whitespaces
actionNamesArray = null;
actionNamesArray = ["showlongdesc"];
testThis("longdesc3", "moz.png",
89, 38, 1, actionNamesArray);
SimpleTest.finish();
}
SimpleTest.waitForExplicitFinish();
addA11yLoadEvent(doTest);
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=429659">Mozilla Bug 429659</a>
<a target="_blank"
title="fall back missing @longdesc to aria-describedby pointing to a href">
</a>
<p id="display"></p>
<div id="content" style="display: none"></div>
<pre id="test">
</pre>
<br>Simple image:<br>
<img id="nonLinkedImage" src="moz.png"/>
<br>Linked image:<br>
<br>Image with longdesc:<br>
<img id="longdesc" src="moz.png" longdesc="longdesc_src.html"
alt="Image of Mozilla logo"/>
<br>Image with invalid url in longdesc:<br>
<img id="invalidLongdesc" src="moz.png" longdesc="longdesc src.html"
alt="Image of Mozilla logo"/>
<br>Image with click and longdesc:<br>
<img id="clickAndLongdesc" src="moz.png" longdesc="longdesc_src.html"
alt="Another image of Mozilla logo" onclick="alert('Clicked!');"/>
<br>image described by a link to be treated as longdesc<br>
<img id="longdesc2" src="moz.png" aria-describedby="describing_link"
alt="Second Image of Mozilla logo"/>
<a id="describing_link" href="longdesc_src.html">link to description of image</a>
<br>Image described by a link to be treated as longdesc with whitespaces<br>
<img id="longdesc3" src="moz.png" aria-describedby="describing_link2"
alt="Second Image of Mozilla logo"/>
<a id="describing_link2" href="longdesc src.html">link to description of image</a>
<br>Image with click:<br>
<img id="click" src="moz.png"
alt="A third image of Mozilla logo" onclick="alert('Clicked, too!');"/>
</body>
</html>