diff options
Diffstat (limited to 'comm/suite/components/tests/browser/browser_625257.js')
-rw-r--r-- | comm/suite/components/tests/browser/browser_625257.js | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/comm/suite/components/tests/browser/browser_625257.js b/comm/suite/components/tests/browser/browser_625257.js new file mode 100644 index 0000000000..b8dff1d233 --- /dev/null +++ b/comm/suite/components/tests/browser/browser_625257.js @@ -0,0 +1,87 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// This tests that a tab which is closed while loading is not lost. +// Specifically, that session store does not rely on an invalid cache when +// constructing data for a tab which is loading. + +// The newly created tab which we load a URL into and try closing/undoing. +var tab; + +// This test steps through the following parts: +// 1. Tab has been created is loading URI_TO_LOAD. +// 2. Before URI_TO_LOAD finishes loading, browser.currentURI has changed and +// tab is scheduled to be removed. +// 3. After the tab has been closed, undoCloseTab() has been called and the tab +// should fully load. +const URI_TO_LOAD = "about:logo"; + +function test() { + waitForExplicitFinish(); + + Services.prefs.setIntPref("browser.tabs.max_tabs_undo", 0); + getBrowser().addTabsProgressListener(tabsListener); + + tab = getBrowser().addTab(); + + tab.linkedBrowser.addEventListener("load", firstOnLoad, true); + + getBrowser().tabContainer.addEventListener("TabClose", onTabClose, true); +} + +function firstOnLoad(aEvent) { + tab.linkedBrowser.removeEventListener("load", firstOnLoad, true); + + let uri = aEvent.target.location; + is(uri, "about:blank", "first load should be for about:blank"); + + // Trigger a save state. + ss.getBrowserState(); + + is(getBrowser().tabs[1], tab, "newly created tab should exist by now"); + ok(tab.linkedBrowser.__SS_data, "newly created tab should be in save state"); + + tab.linkedBrowser.loadURI(URI_TO_LOAD); +} + +var tabsListener = { + onLocationChange: function onLocationChange(aBrowser) { + getBrowser().removeTabsProgressListener(tabsListener); + + is(aBrowser.currentURI.spec, URI_TO_LOAD, + "should occur after about:blank load and be loading next page"); + + // Since we are running in the context of tabs listeners, we do not + // want to disrupt other tabs listeners. + executeSoon(function() { + getBrowser().removeTab(tab); + }); + } +}; + +function onTabClose(aEvent) { + getBrowser().tabContainer.removeEventListener("TabClose", onTabClose, true); + + is(tab.linkedBrowser.currentURI.spec, URI_TO_LOAD, + "should only remove when loading page"); + + executeSoon(function() { + tab = ss.undoCloseTab(window, 0); + tab.linkedBrowser.addEventListener("load", secondOnLoad, true); + }); +} + +function secondOnLoad(aEvent) { + let uri = aEvent.target.location; + is(uri, URI_TO_LOAD, "should load page from undoCloseTab"); + done(); +} + +function done() { + tab.linkedBrowser.removeEventListener("load", secondOnLoad, true); + getBrowser().removeTab(tab); + Services.prefs.clearUserPref("browser.tabs.max_tabs_undo"); + + executeSoon(finish); +} |