forked from mirrors/gecko-dev
37 lines
1.4 KiB
JavaScript
37 lines
1.4 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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add_task(async function test() {
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if (
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!SpecialPowers.Services.appinfo.sessionHistoryInParent ||
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!SpecialPowers.Services.prefs.getBoolPref("fission.bfcacheInParent")
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) {
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ok(
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true,
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"This test is currently only for the bfcache in the parent process."
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);
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return;
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}
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const uri =
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"data:text/html,<script>onpageshow = function(e) { document.documentElement.setAttribute('persisted', e.persisted); }; </script>";
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let tab1 = await BrowserTestUtils.openNewForegroundTab(gBrowser, uri, true);
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let browser1 = tab1.linkedBrowser;
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let tab2 = await BrowserTestUtils.openNewForegroundTab(gBrowser, uri, true);
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let browser2 = tab2.linkedBrowser;
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BrowserTestUtils.loadURIString(browser2, uri + "nextpage");
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await BrowserTestUtils.browserLoaded(browser2, false);
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gBrowser.swapBrowsersAndCloseOther(tab1, tab2);
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is(tab1.linkedBrowser, browser1, "Tab's browser should stay the same.");
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browser1.goBack(false);
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await BrowserTestUtils.browserLoaded(browser1, false);
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let persisted = await SpecialPowers.spawn(browser1, [], async function() {
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return content.document.documentElement.getAttribute("persisted");
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});
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is(persisted, "false", "BFCache should be evicted when swapping browsers.");
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BrowserTestUtils.removeTab(tab1);
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});
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