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<!DOCTYPE html>
<meta charset="utf-8" />
<meta viewport="width=device-width, initial-scale=1" />
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script type="module">
import {
attachIframe,
getOppositeOrientation,
makeCleanup,
} from "./resources/orientation-utils.js";
promise_test(async (t) => {
t.add_cleanup(makeCleanup());
await test_driver.bless("request full screen");
await document.documentElement.requestFullscreen();
const eventPromise = new Promise((res, rej) => {
screen.orientation.addEventListener(
"change",
() => {
screen.orientation
.lock(getOppositeOrientation())
.then(res)
.catch(rej);
},
{ once: true }
);
});
const lockPromise = screen.orientation.lock(getOppositeOrientation());
await Promise.all([eventPromise, lockPromise]);
}, "Re-locking the screen orientation after a change event fires must not abort");
promise_test(async (t) => {
t.add_cleanup(makeCleanup());
await test_driver.bless("request full screen");
await document.documentElement.requestFullscreen();
const eventPromise = new Promise((res) => {
screen.orientation.addEventListener(
"change",
() => {
screen.orientation.unlock();
res();
},
{ once: true }
);
});
const lockPromise = screen.orientation.lock(getOppositeOrientation());
await Promise.all([eventPromise, lockPromise]);
}, "Unlocking the screen orientation after a change event must not abort");
</script>
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