diff --git a/tests/unit-tests/sync-state.pb.t.cpp b/tests/unit-tests/sync-state.pb.t.cpp
new file mode 100644
index 0000000..b0ce112
--- /dev/null
+++ b/tests/unit-tests/sync-state.pb.t.cpp
@@ -0,0 +1,71 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2017, Regents of the University of California.
+ *
+ * This file is part of ChronoShare, a decentralized file sharing application over NDN.
+ *
+ * ChronoShare is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation, either
+ * version 3 of the License, or (at your option) any later version.
+ *
+ * ChronoShare 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 copies of the GNU General Public License along with
+ * ChronoShare, e.g., in COPYING.md file.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ * See AUTHORS.md for complete list of ChronoShare authors and contributors.
+ */
+
+#include "sync-state.pb.h"
+#include "sync-core.hpp"
+
+#include <boost/iostreams/device/back_inserter.hpp>
+#include <boost/iostreams/filter/gzip.hpp>
+#include <boost/iostreams/filtering_stream.hpp>
+
+#include "test-common.hpp"
+
+namespace ndn {
+namespace chronoshare {
+namespace tests {
+
+INIT_LOGGER("Test.protobuf")
+
+BOOST_AUTO_TEST_SUITE(TestSyncStatePb)
+
+BOOST_AUTO_TEST_CASE(Serialize)
+{
+  auto msg = make_shared<SyncStateMsg>();
+
+  SyncState* state = msg->add_state();
+  state->set_type(SyncState::UPDATE);
+  state->set_seq(100);
+  char x[100] = {'a'};
+  state->set_locator(&x[0], sizeof(x));
+  state->set_name(&x[0], sizeof(x));
+
+  ndn::ConstBufferPtr bb = serializeMsg<SyncStateMsg>(*msg);
+
+  ndn::ConstBufferPtr cb = serializeGZipMsg<SyncStateMsg>(*msg);
+  BOOST_CHECK_LT(cb->size(), bb->size());
+
+  SyncStateMsgPtr msg1 = deserializeGZipMsg<SyncStateMsg>(*cb);
+
+  BOOST_REQUIRE_EQUAL(msg1->state_size(), 1);
+
+  SyncState state1 = msg1->state(0);
+  BOOST_CHECK_EQUAL(state->seq(), state1.seq());
+  BOOST_CHECK_EQUAL(state->type(), state1.type());
+
+  std::string sx(x, 100);
+  BOOST_CHECK_EQUAL(sx, state1.name());
+  BOOST_CHECK_EQUAL(sx, state1.locator());
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+} // namespace tests
+} // namespace chronoshare
+} // namespace ndn