mozilla-central/testing/web-platform/tests/permissions-policy/experimental-features/unload-allowed-headerless.tentative.window.js (file symbol)

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Test Info: Warnings

// META: title='unload' Policy : allowed in headerless doc when allowed in main frame.
// META: script=/common/dispatcher/dispatcher.js
// META: script=/common/utils.js
// META: script=/html/browsers/browsing-the-web/remote-context-helper/resources/remote-context-helper.js
// META: script=./resources/unload-helper.js
// META: variant=?urlType=srcdoc
// META: variant=?urlType=data
// META: variant=?urlType=blob
// META: variant=?urlType=blank
'use strict';
promise_test(async t => {
const rcHelper = new RemoteContextHelper({
scripts: ['./resources/unload-helper.js'],
});
// In the same browsing context group to ensure BFCache is not used.
const main = await rcHelper.addWindow(
{headers: [['Permissions-Policy', 'unload=*']]},
);
const url = new URL(location);
const urlType = url.searchParams.get('urlType');
if (urlType == 'srcdoc') {
const subframe = await main.addIframeSrcdoc(
/*extraConfig=*/ {}, /*attributes=*/ {allow: 'unload'});
await assertWindowRunsUnload(subframe, 'subframe', {shouldRunUnload: true});
} else {
const subframe = await main.addIframe(
/*extraConfig=*/ {urlType: urlType}, /*attributes=*/ {allow: 'unload'});
// The other URL types cannot easily test unload directly. `data: and
// `blob:` documents cannot access storage. `about:blank` loses the content
// that was written into it when reloaded on going back and so stops
// functioning as a remote execution context.
await assertWindowAllowsUnload(
subframe, 'subframe', {shouldRunUnload: true});
}
await assertWindowRunsUnload(main, 'main', {shouldRunUnload: true});
});