browser/components/sessionstore/test/browser_586147.js

changeset 0
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1 /* This Source Code Form is subject to the terms of the Mozilla Public
2 * License, v. 2.0. If a copy of the MPL was not distributed with this
3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
4
5 function observeOneRestore(callback) {
6 let topic = "sessionstore-browser-state-restored";
7 Services.obs.addObserver(function onRestore() {
8 Services.obs.removeObserver(onRestore, topic);
9 callback();
10 }, topic, false);
11 };
12
13 function test() {
14 waitForExplicitFinish();
15
16 // Disable Panorama, since it conflicts with this test.
17 let tabview = document.getElementById("tab-view");
18 if (tabview) {
19 document.getElementById("tab-view").contentWindow.UI.uninit();
20 TabView.uninit();
21 }
22
23 // There should be one tab when we start the test
24 let [origTab] = gBrowser.visibleTabs;
25 let hiddenTab = gBrowser.addTab();
26
27 is(gBrowser.visibleTabs.length, 2, "should have 2 tabs before hiding");
28 gBrowser.showOnlyTheseTabs([origTab]);
29 is(gBrowser.visibleTabs.length, 1, "only 1 after hiding");
30 ok(hiddenTab.hidden, "sanity check that it's hidden");
31
32 let extraTab = gBrowser.addTab();
33 let state = ss.getBrowserState();
34 let stateObj = JSON.parse(state);
35 let tabs = stateObj.windows[0].tabs;
36 is(tabs.length, 3, "just checking that browser state is correct");
37 ok(!tabs[0].hidden, "first tab is visible");
38 ok(tabs[1].hidden, "second is hidden");
39 ok(!tabs[2].hidden, "third is visible");
40
41 // Make the third tab hidden and then restore the modified state object
42 tabs[2].hidden = true;
43
44 observeOneRestore(function() {
45 let testWindow = Services.wm.getEnumerator("navigator:browser").getNext();
46 is(testWindow.gBrowser.visibleTabs.length, 1, "only restored 1 visible tab");
47 let tabs = testWindow.gBrowser.tabs;
48 ok(!tabs[0].hidden, "first is still visible");
49 ok(tabs[1].hidden, "second tab is still hidden");
50 ok(tabs[2].hidden, "third tab is now hidden");
51
52 // Restore the original state and clean up now that we're done
53 gBrowser.removeTab(hiddenTab);
54 gBrowser.removeTab(extraTab);
55
56 // Re-enable Panorama.
57 if (tabview) {
58 TabView.init();
59 }
60
61 finish();
62 });
63 ss.setBrowserState(JSON.stringify(stateObj));
64 }

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