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Test Info: Warnings

// META: title='unload' Policy : allowed in main frame but disallowed in subframe
// 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: timeout=long
'use strict';
// Check that unload is allowed by policy in main but can be disabled in the
// subframe.
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();
const subframe =
await main.addIframe({headers: [['Permissions-Policy', 'unload=()']]});
await assertWindowRunsUnload(subframe, 'subframe', {shouldRunUnload: false});
await assertWindowRunsUnload(main, 'main', {shouldRunUnload: true});
});