forked from mirrors/gecko-dev
111 lines
3.4 KiB
JavaScript
111 lines
3.4 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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let state = {windows:[{tabs:[
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{entries:[{url:"http://example.com#1"}]},
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{entries:[{url:"http://example.com#2"}]},
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{entries:[{url:"http://example.com#3"}]},
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{entries:[{url:"http://example.com#4"}]},
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{entries:[{url:"http://example.com#5"}], hidden: true},
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{entries:[{url:"http://example.com#6"}], hidden: true},
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{entries:[{url:"http://example.com#7"}], hidden: true},
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{entries:[{url:"http://example.com#8"}], hidden: true}
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]}]};
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function test() {
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waitForExplicitFinish();
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registerCleanupFunction(function () {
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Services.prefs.clearUserPref("browser.sessionstore.restore_hidden_tabs");
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});
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// First stage: restoreHiddenTabs = true
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// Second stage: restoreHiddenTabs = false
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test_loadTabs(true, function () {
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test_loadTabs(false, finish);
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});
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}
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function test_loadTabs(restoreHiddenTabs, callback) {
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Services.prefs.setBoolPref("browser.sessionstore.restore_hidden_tabs", restoreHiddenTabs);
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let expectedTabs = restoreHiddenTabs ? 8 : 4;
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let firstProgress = true;
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newWindowWithState(state, function (win, needsRestore, isRestoring) {
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if (firstProgress) {
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firstProgress = false;
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is(isRestoring, 3, "restoring 3 tabs concurrently");
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} else {
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ok(isRestoring < 4, "restoring max. 3 tabs concurrently");
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}
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// We're explicity checking for (isRestoring == 1) here because the test
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// progress listener is called before the session store one. So when we're
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// called with one tab left to restore we know that the last tab has
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// finished restoring and will soon be handled by the SS listener.
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let tabsNeedingRestore = win.gBrowser.tabs.length - needsRestore;
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if (isRestoring == 1 && tabsNeedingRestore == expectedTabs) {
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is(win.gBrowser.visibleTabs.length, 4, "only 4 visible tabs");
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TabsProgressListener.uninit();
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executeSoon(callback);
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}
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});
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}
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let TabsProgressListener = {
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init: function (win) {
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this.window = win;
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Services.obs.addObserver(this, "sessionstore-debug-tab-restored", false);
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},
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uninit: function () {
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Services.obs.removeObserver(this, "sessionstore-debug-tab-restored");
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delete this.window;
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delete this.callback;
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},
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setCallback: function (callback) {
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this.callback = callback;
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},
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observe: function (browser) {
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TabsProgressListener.onRestored(browser);
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},
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onRestored: function (browser) {
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if (this.callback && browser.__SS_restoreState == TAB_STATE_RESTORING)
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this.callback.apply(null, [this.window].concat(this.countTabs()));
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},
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countTabs: function () {
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let needsRestore = 0, isRestoring = 0;
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for (let i = 0; i < this.window.gBrowser.tabs.length; i++) {
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let browser = this.window.gBrowser.tabs[i].linkedBrowser;
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if (browser.__SS_restoreState == TAB_STATE_RESTORING)
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isRestoring++;
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else if (browser.__SS_restoreState == TAB_STATE_NEEDS_RESTORE)
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needsRestore++;
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}
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return [needsRestore, isRestoring];
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}
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}
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// ----------
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function newWindowWithState(state, callback) {
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let opts = "chrome,all,dialog=no,height=800,width=800";
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let win = window.openDialog(getBrowserURL(), "_blank", opts);
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registerCleanupFunction(function () win.close());
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whenWindowLoaded(win, function onWindowLoaded(aWin) {
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TabsProgressListener.init(aWin);
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TabsProgressListener.setCallback(callback);
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ss.setWindowState(aWin, JSON.stringify(state), true);
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});
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}
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