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// META: title=Testing BFCache support for page with open WebSocket connection and "Cache-Control: no-store" header.
// META: script=/common/dispatcher/dispatcher.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: script=/websockets/constants.sub.js
// META: script=resources/websockets-test-helpers.sub.js
'use strict';
promise_test(async t => {
const rcHelper = new RemoteContextHelper();
// Open a window with noopener so that BFCache will work.
const rc1 = await rcHelper.addWindow(
/*config=*/ { headers: [['Cache-Control', 'no-store']] },
/*options=*/ { features: 'noopener' }
);
// Make sure that we only run the remaining of the test when page with
// "Cache-Control: no-store" header is eligible for BFCache.
await assertBFCacheEligibility(rc1, /*shouldRestoreFromBFCache=*/ true);
await openWebSocket(rc1);
// The page should not be eligible for BFCache because of the usage
// of WebSocket.
await assertBFCacheEligibility(rc1, /*shouldRestoreFromBFCache=*/ false);
await assertNotRestoredFromBFCache(rc1, [
'WebSocket',
'WebSocketSticky',
'MainResourceHasCacheControlNoStore'
]);
});
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