michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: // Bug 587922: tabs don't get removed if they're hidden
michael@0: 
michael@0: function test() {
michael@0:   waitForExplicitFinish();
michael@0: 
michael@0:   // Add a tab that will get removed and hidden
michael@0:   let testTab = gBrowser.addTab("about:blank", {skipAnimation: true});
michael@0:   is(gBrowser.visibleTabs.length, 2, "just added a tab, so 2 tabs");
michael@0:   gBrowser.selectedTab = testTab;
michael@0: 
michael@0:   let numVisBeforeHide, numVisAfterHide;
michael@0:   gBrowser.tabContainer.addEventListener("TabSelect", function() {
michael@0:     gBrowser.tabContainer.removeEventListener("TabSelect", arguments.callee, false);
michael@0: 
michael@0:     // While the next tab is being selected, hide the removing tab
michael@0:     numVisBeforeHide = gBrowser.visibleTabs.length;
michael@0:     gBrowser.hideTab(testTab);
michael@0:     numVisAfterHide = gBrowser.visibleTabs.length;
michael@0:   }, false);
michael@0:   gBrowser.removeTab(testTab, {animate: true});
michael@0: 
michael@0:   // Make sure the tab gets removed at the end of the animation by polling
michael@0:   (function checkRemoved() setTimeout(function() {
michael@0:     if (gBrowser.tabs.length != 1)
michael@0:       return checkRemoved();
michael@0: 
michael@0:     is(numVisBeforeHide, 1, "animated remove has in 1 tab left");
michael@0:     is(numVisAfterHide, 1, "hiding a removing tab is also has 1 tab");
michael@0:     finish();
michael@0:   }, 50))();
michael@0: }