performance-navigation-timing-bfcache.tentative.window.js

Enable keyboard shortcuts

This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /performance-timeline/not-restored-reasons/performance-navigation-timing-bfcache.tentative.window.html - WPT Dashboard Interop Dashboard

// META: title=RemoteContextHelper navigation using BFCache

// META: script=./test-helper.js

// META: script=/common/dispatcher/dispatcher.js

// META: script=/common/get-host-info.sub.js

// META: script=/common/utils.js

// META: script=/html/browsers/browsing-the-web/back-forward-cache/resources/rc-helper.js

// META: script=/html/browsers/browsing-the-web/remote-context-helper/resources/remote-context-helper.js

// META: timeout=long

'use strict';

// Ensure that notRestoredReasons is empty for successful BFCache restore.

promise_test(async t => {

  const rcHelper = new RemoteContextHelper();

  // Open a window with noopener so that BFCache will work.

  const rc1 = await rcHelper.addWindow(

      /*config=*/ null, /*options=*/ {features: 'noopener'});

  // Check the BFCache result and verify that no reasons are recorded

  // for successful restore.

  await assertBFCacheEligibility(rc1, /*shouldRestoreFromBFCache=*/ true);

  assert_true(await rc1.executeScript(() => {

    let reasons =

        performance.getEntriesByType('navigation')[0].notRestoredReasons;

    return reasons === null;

  }));

});