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<!DOCTYPE html>
<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>
<body>
<script type="module">
import {
attachIframe,
makeCleanup,
getOppositeOrientation,
} from "./resources/orientation-utils.js";
promise_test(async (t) => {
t.add_cleanup(makeCleanup());
const iframe = await attachIframe();
const iframeWin = iframe.contentWindow;
// Go full screen
await test_driver.bless("request full screen");
await document.body.requestFullscreen();
// Lock the orientation from the iframe
const opposite = getOppositeOrientation();
const iframePromise = iframeWin.screen.orientation.lock(opposite);
// Calling lock() from top-level will cancel the iframe's promise
const topPromise = window.screen.orientation.lock(opposite);
await promise_rejects_dom(
t,
"AbortError",
iframeWin.DOMException,
iframePromise
);
await topPromise;
}, "Requesting orientation lock from one document cancels the lock request from another document");
promise_test(async (t) => {
t.add_cleanup(makeCleanup());
// Create 2 nested iframes
const src = "/screen-orientation/resources/empty.html";
const outerIframe = await attachIframe({ src: `${src}#1` });
const innerIframe = await attachIframe({
context: outerIframe.contentWindow,
src: `${src}#2`,
});
const iframes = [outerIframe, innerIframe];
// Go full screen
await test_driver.bless(
"request full screen"
);
await document.documentElement.requestFullscreen();
const opposite = getOppositeOrientation();
// Each iframe tries to lock the orientation
const requestToLock = iframes.map((iframe) => {
return {
promise: iframe.contentWindow.screen.orientation.lock(opposite),
context: iframe.contentWindow,
};
});
// But calling lock() from top-level will aborts all iframe's promises
const topPromise = window.screen.orientation.lock(opposite);
// Check that all promises are rejected with AbortError
for (let i = 0; i < requestToLock.length; i++) {
const { promise, context } = requestToLock[i];
await promise_rejects_dom(
t,
"AbortError",
context.DOMException,
promise,
`Expected request to lock orientation from iframe ${i} to abort`
);
}
// Finally, top-level promise resolves
await topPromise;
}, "The orientation lock from one document affects lock requests from other documents");
</script>
</body>
|
