120 lines
4.8 KiB
HTML
120 lines
4.8 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=489415
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-->
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<head>
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<title>Test for MediaRecorder Reaction to Principal Change</title>
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<script type="application/javascript" src="/MochiKit/MochiKit.js"></script>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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<script type="text/javascript" src="manifest.js"></script>
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</head>
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<body>
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<div>
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1018299">Test for MediaRecorder Principal Handling</a>
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</div>
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<video id="v1" preload="auto"></video>
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<video id="v2" preload="auto"></video>
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<pre id="test">
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<script type="text/javascript">
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SimpleTest.waitForExplicitFinish();
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var pushPrefs = (...p) => new Promise(r => SpecialPowers.pushPrefEnv({set: p}, r));
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var throwOutside = e => setTimeout(() => { throw e; });
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// Generate a random key. The first load with that key will return
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// data, the second and subsequent loads with that key will return a redirect
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// to a different origin ('localhost:8888' will be redirected to 'example.org',
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// and 'example.org' will be redirected to 'localhost:8888'). We rely on the
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// fact that Ogg will do a seek to the end of the resource, triggering a new
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// load with the same key which will return a same-origin resource.
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// Loading data from two different origins should be detected by the media
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// cache and result in a null principal so that the MediaRecorder usages below
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// fail.
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let key = Math.floor(Math.random()*100000000);
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let interval;
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function testPrincipals(resource) {
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if (!resource) {
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todo(false, "No types supported");
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return;
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}
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// Reduce cache size and cache-ahead to make HTMLMediaElement do partial requests.
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return pushPrefs(['media.cache_readahead_limit', 2],
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['media.cache_size', 192])
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.then(() => {
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// First test: Load file from same-origin first, then get redirected to
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// another origin before attempting to record stream.
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let video = document.getElementById("v1");
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video.src =
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"http://mochi.test:8888/tests/dom/media/test/dynamic_redirect.sjs?key=v1_" +
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key + "&res=" + resource.name;
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video.load();
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// To limit readahead, avoid racing with playback and "catching up" mode.
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return new Promise(resolve => video.oncanplaythrough = resolve).then(() => {
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video.play();
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interval = setInterval(() => info("video.currentTime = "+ video.currentTime), 1000);
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let msg = "mediaRecorder.start() must throw SecurityError";
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return new Promise(resolve => video.onplaying = resolve)
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.then(() => waitUntil(() => video.currentTime > resource.duration / 2))
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// Test failure of the next step only, so "catch-bypass" any errors above.
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.then(() => Promise.resolve()
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.then(() => new MediaRecorder(video.mozCaptureStreamUntilEnded()).start())
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.then(() => ok(false, msg), e => is(e.name, "SecurityError", msg)), 0)
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.then(() => clearInterval(interval));
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});
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})
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.then(() => {
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// Second test: Load file from same-origin first, but record ASAP, before
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// getting redirected to another origin.
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let video = document.getElementById("v2");
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video.src =
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"http://mochi.test:8888/tests/dom/media/test/dynamic_redirect.sjs?key=v2_" +
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key + "&res=" + resource.name;
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video.load();
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let rec, hasStopped, hasEnded = new Promise(r => video.onended = r);
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let data = [];
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let msgNoThrow = "mediaRecorder.start() should not throw here";
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let msgSecErr = "mediaRecorder.onerror must fire SecurityError";
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let msgOnStop = "mediaRecorder.onstop must also have fired";
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return new Promise(resolve => video.onloadedmetadata = resolve).then(() => {
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rec = new MediaRecorder(video.mozCaptureStreamUntilEnded());
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rec.ondataavailable = e => data.push(e.data);
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rec.start();
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hasStopped = new Promise(resolve => rec.onstop = resolve);
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video.play();
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})
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.then(() => ok(true, msgNoThrow), e => is(e.name, null, msgNoThrow))
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.then(() => Promise.race([
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new Promise((_, reject) => rec.onerror = e => reject(new DOMException("", e.name))),
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hasEnded
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]))
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.then(() => ok(false, msgSecErr), e => is(e.name, "SecurityError", msgSecErr))
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.then(() => Promise.race([hasStopped, hasEnded.then(() => Promise.reject())]))
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.then(() => ok(true, msgOnStop), e => ok(false, msgOnStop))
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.then(() => clearInterval(interval));
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});
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}
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testPrincipals(getPlayableVideo(gSeekTests))
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.catch(e => throwOutside(e))
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.then(() => SimpleTest.finish())
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.catch(e => throwOutside(e));
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var stop = stream => stream.getTracks().forEach(track => track.stop());
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var wait = ms => new Promise(resolve => setTimeout(resolve, ms));
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var waitUntil = f => new Promise(resolve => {
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var ival = setInterval(() => f() && resolve(clearInterval(ival)), 100);
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});
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</script>
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</pre>
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</body>
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</html>
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