67 lines
1.9 KiB
JavaScript
67 lines
1.9 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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/**
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* Test for Bug 670318
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*
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* When LoadEntry() is called on a browser that has multiple duplicate history
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* entries, history.index can end up out of range (>= history.count).
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*/
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const URL =
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"http://mochi.test:8888/browser/docshell/test/browser/file_bug670318.html";
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async function test_body(browser) {
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let history = browser.browsingContext.sessionHistory;
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let count = 0;
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let testDone = {};
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testDone.promise = new Promise(resolve => {
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testDone.resolve = resolve;
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});
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let listener = {
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async OnHistoryNewEntry(aNewURI) {
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if (aNewURI.spec == URL && 5 == ++count) {
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history.removeSHistoryListener(listener);
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let loaded = BrowserTestUtils.browserLoaded(browser);
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SpecialPowers.spawn(browser, [], () => {
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content.location.reload();
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});
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await loaded;
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Assert.less(history.index, history.count, "history.index is valid");
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testDone.resolve();
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}
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},
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OnHistoryReload: () => true,
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OnHistoryGotoIndex: () => {},
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OnHistoryPurge: () => {},
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OnHistoryReplaceEntry: () => {
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// The initial load of about:blank causes a transient entry to be
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// created, so our first navigation to a real page is a replace
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// instead of a new entry.
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++count;
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// XXX I think this will be notified once |URL|, i.e. file_bug670318.html loads.
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// this is probably not desired.
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},
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QueryInterface: ChromeUtils.generateQI([
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"nsISHistoryListener",
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"nsISupportsWeakReference",
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]),
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};
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history.addSHistoryListener(listener);
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BrowserTestUtils.startLoadingURIString(browser, URL);
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await testDone.promise;
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}
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add_task(async function test() {
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await BrowserTestUtils.withNewTab(
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{ gBrowser, url: "about:blank" },
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test_body
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);
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});
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