michael@0: function test() {
michael@0:   var tab = gBrowser.addTab(null, {skipAnimation: true});
michael@0:   gBrowser.selectedTab = tab;
michael@0: 
michael@0:   var gotTabAttrModified = false;
michael@0:   var gotTabClose = false;
michael@0: 
michael@0:   function onTabClose() {
michael@0:     gotTabClose = true;
michael@0:     tab.addEventListener("TabAttrModified", onTabAttrModified, false);
michael@0:   }
michael@0: 
michael@0:   function onTabAttrModified() {
michael@0:     gotTabAttrModified = true;
michael@0:   }
michael@0: 
michael@0:   tab.addEventListener("TabClose", onTabClose, false);
michael@0: 
michael@0:   gBrowser.removeTab(tab);
michael@0: 
michael@0:   ok(gotTabClose, "should have got the TabClose event");
michael@0:   ok(!gotTabAttrModified, "shouldn't have got the TabAttrModified event after TabClose");
michael@0: 
michael@0:   tab.removeEventListener("TabClose", onTabClose, false);
michael@0:   tab.removeEventListener("TabAttrModified", onTabAttrModified, false);
michael@0: }