2017-12-14 00:50:20 +03:00
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<!DOCTYPE HTML>
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<html>
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<head>
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<title>Test GC for not-allow-to-start audio context</title>
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2019-04-16 06:53:28 +03:00
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<script src="/tests/SimpleTest/SimpleTest.js"></script>
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2017-12-14 00:50:20 +03:00
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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SimpleTest.requestFlakyTimeout(`Checking that something does not happen`);
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SimpleTest.waitForExplicitFinish();
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var destId;
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function observer(subject, topic, data) {
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let id = parseInt(data);
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ok(id != destId, "dropping another node, not the context's destination");
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}
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SpecialPowers.addAsyncObserver(observer, "webaudio-node-demise", false);
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SimpleTest.registerCleanupFunction(function() {
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SpecialPowers.removeAsyncObserver(observer, "webaudio-node-demise");
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});
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2018-06-29 16:14:33 +03:00
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SpecialPowers.pushPrefEnv({"set": [["media.autoplay.default", SpecialPowers.Ci.nsIAutoplay.BLOCKED],
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2020-05-15 05:51:18 +03:00
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["media.autoplay.blocking_policy", 0]]},
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2017-12-14 00:50:20 +03:00
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startTest);
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function startTest() {
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info("- create audio context -");
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let ac = new AudioContext();
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info("- get node Id -");
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destId = SpecialPowers.getPrivilegedProps(ac.destination, "id");
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info("- trigger GCs -");
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SpecialPowers.forceGC();
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SpecialPowers.forceCC();
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SpecialPowers.forceGC();
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info("- after three GCs -");
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// We're doing this async so that we can receive observerservice messages.
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setTimeout(function() {
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ok(true, `AudioContext that has been prevented
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from starting has correctly survived GC`)
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SimpleTest.finish();
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}, 1);
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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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