Introducing a couple of real test cases.

Also, basic PIT test shows that everything works as expected...

There was one big change in PIT. Previously, when PIT entry was
satisfied, it was immediately removed. As of recently, PIT entry is
immediately removed.
diff --git a/test/ndnSIM-serialization.cc b/test/ndnSIM-serialization.cc
new file mode 100644
index 0000000..6c3d722
--- /dev/null
+++ b/test/ndnSIM-serialization.cc
@@ -0,0 +1,99 @@
+/* -*-  Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2011 University of California, Los Angeles
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation;
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * Author: Ilya Moiseenko <iliamo@cs.ucla.edu>
+ */
+
+#include "ns3/core-module.h"
+#include "ns3/ndnSIM-module.h"
+#include "ndnSIM-serialization.h"
+
+#include <boost/lexical_cast.hpp>
+
+using namespace std;
+
+namespace ns3
+{
+
+NS_LOG_COMPONENT_DEFINE ("NdnSimSerialization");
+
+void
+InterestSerializationTest::DoRun ()
+{
+  CcnxInterestHeader source;
+  source.SetName                (Create<CcnxNameComponents> (boost::lexical_cast<CcnxNameComponents> ("/test/test2")));
+  NS_TEST_ASSERT_MSG_EQ (source.GetName (), boost::lexical_cast<CcnxNameComponents> ("/test/test2"), "set/get name failed");
+  
+  source.SetMinSuffixComponents (20);
+  NS_TEST_ASSERT_MSG_EQ (source.GetMinSuffixComponents (), 20, "set/get minSuffixComponents failed");
+  
+  source.SetMaxSuffixComponents (40);
+  NS_TEST_ASSERT_MSG_EQ (source.GetMaxSuffixComponents (), 40, "set/get maxSuffixComponents failed");
+
+  source.SetExclude (Create<CcnxNameComponents> (boost::lexical_cast<CcnxNameComponents> ("/exclude/exclude2")));
+  NS_TEST_ASSERT_MSG_EQ (source.GetExclude (), boost::lexical_cast<CcnxNameComponents> ("/exclude/exclude2"), "set/get exclude failed");
+
+  source.SetChildSelector       (false);
+  NS_TEST_ASSERT_MSG_EQ (source.IsEnabledChildSelector (), false, "set/get child selector failed");
+  source.SetChildSelector       (true);
+  NS_TEST_ASSERT_MSG_EQ (source.IsEnabledChildSelector (), true, "set/get child selector failed");
+
+  source.SetAnswerOriginKind    (false);
+  NS_TEST_ASSERT_MSG_EQ (source.IsEnabledAnswerOriginKind (), false, "set/get answer origin kind failed");
+  source.SetAnswerOriginKind    (true);
+  NS_TEST_ASSERT_MSG_EQ (source.IsEnabledAnswerOriginKind (), true, "set/get answer origin kind failed");
+
+  source.SetScope (2);
+  NS_TEST_ASSERT_MSG_EQ (source.GetScope (), 2, "set/get scope failed");
+
+  source.SetInterestLifetime (Seconds (100));
+  NS_TEST_ASSERT_MSG_EQ (source.GetInterestLifetime (), Seconds (100), "set/get interest lifetime failed");
+
+  source.SetNonce (200);
+  NS_TEST_ASSERT_MSG_EQ (source.GetNonce (), 200, "set/get nonce failed");
+
+  source.SetNack (10);
+  NS_TEST_ASSERT_MSG_EQ (source.GetNack (), 10, "set/get NACK failed");
+
+  Packet packet (0);
+  //serialization
+  packet.AddHeader (source);
+	
+  //deserialization
+  CcnxInterestHeader target;
+  packet.RemoveHeader (target);
+  
+  NS_TEST_ASSERT_MSG_EQ (source.GetName ()                  , target.GetName ()                 , "source/target name failed");
+  NS_TEST_ASSERT_MSG_EQ (source.GetMinSuffixComponents ()   , target.GetMinSuffixComponents ()   , "source/target minSuffixComponents failed");
+  NS_TEST_ASSERT_MSG_EQ (source.GetMaxSuffixComponents ()   , target.GetMaxSuffixComponents ()   , "source/target maxSuffixComponents failed");
+  NS_TEST_ASSERT_MSG_EQ (source.GetExclude ()               , target.GetExclude ()               , "source/target exclude failed");
+  NS_TEST_ASSERT_MSG_EQ (source.IsEnabledChildSelector ()   , target.IsEnabledChildSelector ()   , "source/target child selector failed");
+  NS_TEST_ASSERT_MSG_EQ (source.IsEnabledAnswerOriginKind (), target.IsEnabledAnswerOriginKind (), "source/target answer origin kind failed");
+  NS_TEST_ASSERT_MSG_EQ (source.GetScope ()                 , target.GetScope ()                 , "source/target scope failed");
+  NS_TEST_ASSERT_MSG_EQ (source.GetInterestLifetime ()      , target.GetInterestLifetime ()      , "source/target interest lifetime failed");
+  NS_TEST_ASSERT_MSG_EQ (source.GetNonce ()                 , target.GetNonce ()                 , "source/target nonce failed");
+  NS_TEST_ASSERT_MSG_EQ (source.GetNack ()                  , target.GetNack ()                  , "source/target NACK failed");
+}
+
+void
+ContentObjectSerializationTest::DoRun ()
+{
+  // NS_TEST_ASSERT_MSG_EQ (true, false, "test not implemented yet");
+}
+
+}
+