forked from mirrors/gecko-dev
a259026c9d
This also removes any redundant Ci.nsISupports elements in the interface
lists.
This was done using the following script:
acecb401b7/processors/chromeutils-generateQI.jsm
MozReview-Commit-ID: AIx10P8GpZY
--HG--
extra : rebase_source : a29c07530586dc18ba040f19215475ac20fcfb3b
70 lines
2.5 KiB
JavaScript
70 lines
2.5 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 = "http://mochi.test:8888/browser/docshell/test/browser/file_bug670318.html";
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add_task(async function test() {
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await BrowserTestUtils.withNewTab({ gBrowser, url: "about:blank" },
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async function(browser) {
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await ContentTask.spawn(browser, URL, async function(URL) {
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let history = docShell.QueryInterface(Ci.nsIWebNavigation).sessionHistory;
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let count = 0;
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let testDone = {};
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testDone.promise = new Promise(resolve => { testDone.resolve = resolve; });
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let listener = {
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OnHistoryNewEntry: function (aNewURI) {
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if (aNewURI.spec == URL && 5 == ++count) {
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addEventListener("load", function onLoad() {
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removeEventListener("load", onLoad, true);
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Assert.ok(history.index < history.count, "history.index is valid");
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testDone.resolve();
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}, true);
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history.legacySHistory.removeSHistoryListener(listener);
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delete content._testListener;
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content.setTimeout(() => { content.location.reload(); }, 0);
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}
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return true;
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},
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OnHistoryReload: () => true,
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OnHistoryGoBack: () => true,
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OnHistoryGoForward: () => true,
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OnHistoryGotoIndex: () => true,
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OnHistoryPurge: () => true,
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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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return true;
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},
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QueryInterface: ChromeUtils.generateQI([Ci.nsISHistoryListener,
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Ci.nsISupportsWeakReference])
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};
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history.legacySHistory.addSHistoryListener(listener);
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// Since listener implements nsISupportsWeakReference, we are
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// responsible for keeping it alive so that the GC doesn't clear
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// it before the test completes. We do this by anchoring the listener
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// to the content global window, and clearing it just before the test
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// completes.
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content._testListener = listener;
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content.location = URL;
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await testDone.promise;
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});
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});
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});
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