gecko-dev/dom/media/test/test_mixed_principals.html

95 строки
3.3 KiB
HTML

<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=489415
-->
<head>
<title>Test for Bug 489415</title>
<script type="application/javascript" src="/MochiKit/MochiKit.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="text/javascript" src="manifest.js"></script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=489415">Mozilla Bug 489415</a>
<p id="display"></p>
<video id="v1" preload="metadata" onended="onendedcb('v1')"></video>
<video id="v2" preload="metadata" onended="onendedcb('v2')"></video>
<pre id="test">
<script type="text/javascript">
SimpleTest.waitForExplicitFinish();
var pushPrefs = (...p) => SpecialPowers.pushPrefEnv({set: p});
var v1 = document.getElementById("v1");
var v2 = document.getElementById("v2");
var count = 0;
function onendedcb(id) {
var c = document.createElement("canvas");
var ctx = c.getContext("2d");
var v = document.getElementById(id);
ctx.drawImage(v, 0, 0);
try {
c.toDataURL();
ok(false, "Failed to throw exception in toDataURL for " + id);
} catch (ex) {
ok(true, "Threw exception in toDataURL for " + id);
}
if (++count == 2) {
SimpleTest.finish();
}
}
function testMixedPrincipals(resource) {
// In some OS(XP) can not play mp4. Add this checking for the test failure.
if (!resource || !v1.canPlayType(resource.type)) {
todo(false, "No types supported");
SimpleTest.finish();
return;
}
// Make sure the media cache size(50MB) is large enough that the data could
// be download in MediaCache completely.
return pushPrefs(['media.cache_size', 50*1024])
.then(() => {
// Generate a random key. The first load with that key will return
// data, the second and subsequent loads with that key will return a redirect
// to a different origin ('localhost:8888' will be redirected to 'example.org',
// and 'example.org' will be redirected to 'localhost:8888'). We rely on the
// fact that Ogg will do a seek to the end of the resource, triggering a new
// load with the same key which will return a same-origin resource.
// Loading data from two different origins should be detected by the media
// cache and result in a null principal so that the canvas usage above fails.
var key = Math.floor(Math.random()*100000000);
// In v1, try loading from same-origin first and then getting redirected to
// another origin.
v1.src =
"http://mochi.test:8888/tests/dom/media/test/dynamic_redirect.sjs?key=v1_" +
key + "&res=" + resource.name;
v1.onloadeddata = function () {
// To limit readahead, avoid racing with playback and "catching up" mode.
v1.play();
}
// In v2, try loading cross-origin first and then getting redirected to
// our origin.
v2.src = "http://example.org/tests/dom/media/test/dynamic_redirect.sjs?key=v2_" + key + "&res=" + resource.name;
v2.onloadeddata = function () {
// To limit readahead, avoid racing with playback and "catching up" mode.
v2.play();
}
});
}
testMixedPrincipals({ name:"pixel_aspect_ratio.mp4", type:"video/mp4", duration:28});
</script>
</pre>
</body>
</html>