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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
function test() {
/** Test for Bug 447951 **/
waitForExplicitFinish();
const baseURL =
"http://mochi.test:8888/browser/" +
"browser/components/sessionstore/test/browser_447951_sample.html#";
// Make sure the functionality added in bug 943339 doesn't affect the results
Services.prefs.setIntPref("browser.sessionstore.max_serialize_back", -1);
Services.prefs.setIntPref("browser.sessionstore.max_serialize_forward", -1);
registerCleanupFunction(function() {
Services.prefs.clearUserPref("browser.sessionstore.max_serialize_back");
Services.prefs.clearUserPref("browser.sessionstore.max_serialize_forward");
});
let tab = BrowserTestUtils.addTab(gBrowser);
promiseBrowserLoaded(tab.linkedBrowser).then(() => {
let tabState = { entries: [] };
let max_entries = Services.prefs.getIntPref(
"browser.sessionhistory.max_entries"
);
for (let i = 0; i < max_entries; i++) {
tabState.entries.push({ url: baseURL + i, triggeringPrincipal_base64 });
}
promiseTabState(tab, tabState)
.then(() => {
return TabStateFlusher.flush(tab.linkedBrowser);
})
.then(() => {
tabState = JSON.parse(ss.getTabState(tab));
is(
tabState.entries.length,
max_entries,
"session history filled to the limit"
);
is(tabState.entries[0].url, baseURL + 0, "... but not more");
// visit yet another anchor (appending it to session history)
SpecialPowers.spawn(tab.linkedBrowser, [], function() {
content.window.document.querySelector("a").click();
}).then(flushAndCheck);
function flushAndCheck() {
TabStateFlusher.flush(tab.linkedBrowser).then(check);
}
function check() {
tabState = JSON.parse(ss.getTabState(tab));
if (tab.linkedBrowser.currentURI.spec != baseURL + "end") {
// It may take a few passes through the event loop before we
// get the right URL.
executeSoon(flushAndCheck);
return;
}
is(
tab.linkedBrowser.currentURI.spec,
baseURL + "end",
"the new anchor was loaded"
);
is(
tabState.entries[tabState.entries.length - 1].url,
baseURL + "end",
"... and ignored"
);
is(
tabState.entries[0].url,
baseURL + 1,
"... and the first item was removed"
);
// clean up
gBrowser.removeTab(tab);
finish();
}
});
});
}
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