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062e8b5a74
PR-URL: https://github.com/nodejs/node/pull/58666 Fixes: https://github.com/nodejs/node/pull/36502 Refs: https://w3c.github.io/web-locks Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Ethan Arrowood <ethan@arrowood.dev> Reviewed-By: Filip Skokan <panva.ip@gmail.com> Reviewed-By: Marco Ippolito <marcoippolito54@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com> Reviewed-By: Yagiz Nizipli <yagiz@nizipli.com> Reviewed-By: Anna Henningsen <anna@addaleax.net>
21 lines
706 B
HTML
21 lines
706 B
HTML
<!DOCTYPE html>
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<html class="test-wait">
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<meta charset="utf-8">
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<iframe id="id_0"></iframe>
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<script>
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/** @param {HTMLIFrameElement} iframe */
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function waitForLoad(iframe) {
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// iframe is initialized immediately on Chrome while it needs some time on Firefox
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if (iframe.contentDocument.readyState === "complete") {
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return;
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}
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return new Promise(r => iframe.onload = r);
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}
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const iframe = document.getElementById("id_0");
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iframe.contentWindow.navigator.locks.request("weblock_0", async () => {
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await waitForLoad(iframe);
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document.body.append(iframe); // discards the document and destroys locks
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document.documentElement.classList.remove("test-wait");
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});
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</script>
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