<!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) => new Promise(r => SpecialPowers.pushPrefEnv({set: p}, r)); 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>