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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=1333641
-->
<head>
<meta charset="utf-8">
<title>Test for Bug 1333641</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script type="application/javascript">
/** Test for Bug 1333641 */
SimpleTest.waitForExplicitFinish();
window.onload = setupSpeechSynthesis;
// This function setup the speechSynthesis and flip 'privacy.resistFingerprinting'
// after it has been setup correctly.
function setupSpeechSynthesis() {
window.speechSynthesis.addEventListener("voiceschanged", () => {
isnot(window.speechSynthesis.getVoices().length, 0, "Voices added");
SimpleTest.waitForFocus(() => {
SpecialPowers.pushPrefEnv({"set":
[["privacy.resistFingerprinting", true]],
}, doGetVoicesTest);
}, window);
}, {once: true});
is(window.speechSynthesis.getVoices().length, 0, "No voices added initially");
}
function doGetVoicesTest() {
is(window.speechSynthesis.getVoices().length, 0,
"There should be no voices after fingerprinting resistance is enabled.");
doVoiceschangedEventTest();
}
function doVoiceschangedEventTest() {
window.speechSynthesis.addEventListener("voiceschanged", () => {
ok(false, "The voiceschanged event should not be fired.");
doSpeakTestAsync();
}, {once: true});
window.addEventListener("TestEvent", () => {
// If we receive this event without receiving a 'voiceschanged' event, this means
// the voiceschanged event has been blocked correctly.
ok(true, "Got the 'TestEvent' event.");
doSpeakTestAsync();
}, {once: true});
// Notify 'synth-voices-changed' for triggering the voiceschanged event.
SpecialPowers.Services.obs.notifyObservers(null, "synth-voices-changed");
window.dispatchEvent(new CustomEvent("TestEvent"));
}
// This tests Speak() and its asynchronousness.
function doSpeakTestAsync() {
// For non-e10s, this test will always fail since the event will be triggered immediately
// after speak() is called. So, new added events after speak() won't be called. We skip
// this test if it is non-e10s.
if (SpecialPowers.Services.appinfo.browserTabsRemoteAutostart) {
let utterance = new window.SpeechSynthesisUtterance("Hello, world!");
window.speechSynthesis.speak(utterance);
utterance.addEventListener("start", () => {
ok(false, "speechSynthesis should not start speaking if fingerprinting resistance is enabled.");
doSpeakTestSync();
}, {once: true});
utterance.addEventListener("error", () => {
ok(true, "speechSynthesis.speak should fail if fingerprinting resistance is enabled.");
doSpeakTestSync();
}, {once: true});
} else {
doSpeakTestSync();
}
}
// This tests Speak() and its synchronousness.
function doSpeakTestSync() {
let utterance = new window.SpeechSynthesisUtterance("Hello, world!");
utterance.addEventListener("start", () => {
ok(false, "speechSynthesis should not start speaking if fingerprinting resistance is enabled.");
SimpleTest.finish();
}, {once: true});
utterance.addEventListener("error", () => {
ok(true, "speechSynthesis.speak should fail if fingerprinting resistance is enabled.");
SimpleTest.finish();
}, {once: true});
window.speechSynthesis.speak(utterance);
}
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=">Mozilla Bug </a>
<p id="display"></p>
<div id="content" style="display: none">
</div>
<pre id="test"></pre>
</body>
</html>
|
