tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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unload-disallowed-subframe.tentative.window.js (987B)

      1 // META: title='unload' Policy : allowed in main frame but disallowed in subframe
      2 // META: script=/common/dispatcher/dispatcher.js
      3 // META: script=/common/utils.js
      4 // META: script=/html/browsers/browsing-the-web/remote-context-helper/resources/remote-context-helper.js
      5 // META: script=./resources/unload-helper.js
      6 // META: timeout=long
      7 
      8 'use strict';
      9 
     10 // Check that unload is allowed by policy in main but can be disabled in the
     11 // subframe.
     12 promise_test(async t => {
     13  const rcHelper =
     14      new RemoteContextHelper({scripts: ['./resources/unload-helper.js']});
     15  // In the same browsing context group to ensure BFCache is not used.
     16  const main = await rcHelper.addWindow(
     17      {headers: [['Permissions-Policy', 'unload=*']]},
     18  );
     19  const subframe =
     20      await main.addIframe({headers: [['Permissions-Policy', 'unload=()']]});
     21  await assertWindowRunsUnload(subframe, 'subframe', {shouldRunUnload: false});
     22  await assertWindowRunsUnload(main, 'main', {shouldRunUnload: true});
     23 });