35 lines
1.6 KiB
JavaScript
35 lines
1.6 KiB
JavaScript
// META: title=Testing BFCache support for page with open IndexedDB connection, and eviction behavior when receiving versionchange event.
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// META: script=/common/dispatcher/dispatcher.js
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// META: script=/common/utils.js
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// META: script=resources/support.js
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// META: script=/html/browsers/browsing-the-web/back-forward-cache/resources/rc-helper.js
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// META: script=/html/browsers/browsing-the-web/remote-context-helper/resources/remote-context-helper.js
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// META: timeout=long
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'use strict';
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promise_test(async t => {
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const rcHelper = new RemoteContextHelper();
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// Open a window with noopener so that BFCache will work.
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const rc1 = await rcHelper.addWindow(
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/*config=*/ null, /*options=*/ {features: 'noopener'});
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const prefix = t.name + Math.random();
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const dbname1 = prefix + "_1";
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const dbname2 = prefix + "_2";
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await waitUntilIndexedDBOpenForTesting(rc1, dbname1, 1);
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await assertBFCacheEligibility(rc1, /*shouldRestoreFromBFCache=*/ true);
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// The page is ensured to be eligible for BFCache even with open connection,
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// otherwise the previous assertion will fail with PRECONDITION_FAILED.
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// Now we can test if the versionchange event will evict the BFCache.
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await waitUntilIndexedDBOpenForTesting(rc1, dbname2, 1);
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const rc2 = await rc1.navigateToNew();
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// Create an IndexedDB database with higher version.
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// This will fire a version change event on existing connection with the
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// same database name. The new database will only be opened if the existing
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// connection is closed on receiving the event.
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await waitUntilIndexedDBOpenForTesting(rc2, dbname2, 2);
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});
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