mozilla-central/dom/base/test/test_lock_orientation_after_fullscreen.html (file symbol)

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Test Info: Warnings

<!DOCTYPE html>
<html>
<!--
-->
<head>
<title>Test for Bug 1757431</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<div id="fullscreen">fullscreen</div>
<script>
add_task(async () => {
await SpecialPowers.pushPrefEnv({
set: [["dom.screenorientation.allow-lock", true]]
});
const element = document.getElementById("fullscreen");
await SpecialPowers.wrap(element).requestFullscreen();
let newOrientationLock = SpecialPowers.getDOMWindowUtils(window).orientationLock;
ok(document.fullscreen, "Document should be in fullscreen");
is(newOrientationLock, 0, "Orientation lock in browsing context should be none by enterFullscreen");
const originalOrientationType = window.screen.orientation.type;
const newOrientationType = originalOrientationType.startsWith("landscape") ? "portrait-primary" : "landscape-primary";
await window.screen.orientation.lock(newOrientationType);
newOrientationLock = SpecialPowers.getDOMWindowUtils(window).orientationLock;
if (newOrientationType == "portrait-primary") {
is(newOrientationLock, 1, "Orientation lock in browsing context should be portrait-primary");
} else {
is(newOrientationLock, 4, "Orientation lock in browsing context should be landscape-primary");
}
await window.screen.orientation.lock(originalOrientationType);
newOrientationLock = SpecialPowers.getDOMWindowUtils(window).orientationLock;
if (originalOrientationType == "portrait-primary") {
is(newOrientationLock, 1, "Orientation lock in browsing context should be portrait-primary");
} else {
is(newOrientationLock, 4, "Orientation lock in browsing context should be landscape-primary");
}
await document.exitFullscreen();
// Wait fullscreen change in ScreenOrientation
await new Promise(r =>
window.requestAnimationFrame(() => window.requestAnimationFrame(r))
);
newOrientationLock = SpecialPowers.getDOMWindowUtils(window).orientationLock;
is(newOrientationLock, 0, "Orientation lock in browsing context should be none by exitFullscreen");
});
</script>
</body>
</html>