// META: title='unload' Policy : disallowed when header is () // 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 can be disabled by policy in main frame and 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( {headers: [['Permissions-Policy', 'unload=()']]}, ); const subframe = await main.addIframe(); await assertWindowRunsUnload(subframe, 'subframe', {shouldRunUnload: false}); await assertWindowRunsUnload(main, 'main', {shouldRunUnload: false}); });