gecko-dev/docshell/test/browser/browser_bug670318.js

60 lines
1.6 KiB
JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Test for Bug 670318
*
* When LoadEntry() is called on a browser that has multiple duplicate history
* entries, history.index can end up out of range (>= history.count).
*/
const URL = "http://mochi.test:8888/browser/docshell/test/browser/file_bug670318.html";
function test() {
waitForExplicitFinish();
let count = 0, historyListenerRemoved = false;
let listener = {
OnHistoryNewEntry: function (aNewURI) {
if (aNewURI.spec == URL && 5 == ++count) {
browser.addEventListener("load", function onLoad() {
browser.removeEventListener("load", onLoad, true);
ok(history.index < history.count, "history.index is valid");
finish();
}, true);
history.removeSHistoryListener(listener);
historyListenerRemoved = true;
executeSoon(function () BrowserReload());
}
return true;
},
OnHistoryReload: function () true,
OnHistoryGoBack: function () true,
OnHistoryGoForward: function () true,
OnHistoryGotoIndex: function () true,
OnHistoryPurge: function () true,
QueryInterface: XPCOMUtils.generateQI([Ci.nsISHistoryListener,
Ci.nsISupportsWeakReference])
};
let tab = gBrowser.loadOneTab(URL, {inBackground: false});
let browser = tab.linkedBrowser;
let history = browser.sessionHistory;
history.addSHistoryListener(listener);
registerCleanupFunction(function () {
gBrowser.removeTab(tab);
if (!historyListenerRemoved)
history.removeSHistoryListener(listener);
});
}