The Tor Browser / file revision

 /* Any copyright is dedicated to the Public Domain.

    http://creativecommons.org/publicdomain/zero/1.0/ */

 function test() {

   waitForExplicitFinish();

   let pinnedTab = gBrowser.addTab();

   gBrowser.pinTab(pinnedTab);

   registerCleanupFunction(function() {

     gBrowser.unpinTab(pinnedTab);

     // Don't remove the initial tab.

     gBrowser.moveTabTo(gBrowser.tabs[1], 0);

     while (gBrowser.tabs[1])

       gBrowser.removeTab(gBrowser.tabs[1]);

     hideTabView();

   });

   showTabView(function() {

     let cw = TabView.getContentWindow();

     let groupItemOne = cw.GroupItems.groupItems[0];

     let groupItemTwo = createGroupItemWithBlankTabs(window, 250, 250, 40, 1);

     is(cw.GroupItems.groupItems.length, 2, "Two group items");

     hideTabView(function() {

       gBrowser.selectedTab = pinnedTab;

       is(cw.GroupItems.getActiveGroupItem(), groupItemTwo, "Group two is active");

       is(gBrowser.selectedTab, pinnedTab, "Selected tab is the pinned tab");

       goToNextGroup();

       is(cw.GroupItems.getActiveGroupItem(), groupItemOne, "Group one is active");

       is(gBrowser.selectedTab, pinnedTab, "Selected tab is the pinned tab");

       finish();

     });

   });

 }