diff -r 000000000000 -r 6474c204b198 browser/base/content/test/general/browser_bug596687.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/base/content/test/general/browser_bug596687.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,26 @@
+function test() {
+  var tab = gBrowser.addTab(null, {skipAnimation: true});
+  gBrowser.selectedTab = tab;
+
+  var gotTabAttrModified = false;
+  var gotTabClose = false;
+
+  function onTabClose() {
+    gotTabClose = true;
+    tab.addEventListener("TabAttrModified", onTabAttrModified, false);
+  }
+
+  function onTabAttrModified() {
+    gotTabAttrModified = true;
+  }
+
+  tab.addEventListener("TabClose", onTabClose, false);
+
+  gBrowser.removeTab(tab);
+
+  ok(gotTabClose, "should have got the TabClose event");
+  ok(!gotTabAttrModified, "shouldn't have got the TabAttrModified event after TabClose");
+
+  tab.removeEventListener("TabClose", onTabClose, false);
+  tab.removeEventListener("TabAttrModified", onTabAttrModified, false);
+}