--- a/src/common/packet-metadata-test.cc	Thu Jun 19 14:58:46 2008 -0700
+++ b/src/common/packet-metadata-test.cc	Fri Jun 20 19:20:58 2008 -0700
@@ -752,6 +752,13 @@
   p2 = p->CreateFragment(100, 100);	
   p1->AddAtEnd (p2);
 
+  p = Create<Packet> ();
+  ADD_HEADER (p, 10);
+  p1 = Create<Packet> ();
+  ADD_HEADER (p1, 11);
+  REM_HEADER (p1, 11);
+  p->AddAtEnd (p1);
+
   return result;
 }