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