diff --git a/tests/unit-tests/security/validator-null.t.cpp b/tests/unit-tests/security/validator-null.t.cpp
new file mode 100644
index 0000000..b4f4102
--- /dev/null
+++ b/tests/unit-tests/security/validator-null.t.cpp
@@ -0,0 +1,66 @@
+/* -*- 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 ndn-cxx library (NDN C++ library with eXperimental eXtensions).
+ *
+ * ndn-cxx library is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU Lesser General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later version.
+ *
+ * ndn-cxx library 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 Lesser General Public License for more details.
+ *
+ * You should have received copies of the GNU General Public License and GNU Lesser
+ * General Public License along with ndn-cxx, e.g., in COPYING.md file.  If not, see
+ * <http://www.gnu.org/licenses/>.
+ *
+ * See AUTHORS.md for complete list of ndn-cxx authors and contributors.
+ */
+
+#include "security/validator-null.hpp"
+
+#include "boost-test.hpp"
+#include "identity-management-fixture.hpp"
+#include "../make-interest-data.hpp"
+
+namespace ndn {
+namespace security {
+namespace tests {
+
+using namespace ndn::tests;
+
+BOOST_AUTO_TEST_SUITE(Security)
+BOOST_FIXTURE_TEST_SUITE(TestValidatorNull, IdentityManagementFixture)
+
+BOOST_AUTO_TEST_CASE(ValidateData)
+{
+  auto identity = addIdentity("/TestValidator/Null");
+  Data data("/Some/Other/Data/Name");
+  m_keyChain.sign(data, signingByIdentity(identity));
+
+  ValidatorNull validator;
+  validator.validate(data,
+                     bind([] { BOOST_CHECK_MESSAGE(true, "Validation should succeed"); }),
+                     bind([] { BOOST_CHECK_MESSAGE(false, "Validation should not have failed"); }));
+}
+
+BOOST_AUTO_TEST_CASE(ValidateInterest)
+{
+  auto identity = addIdentity("/TestValidator/Null");
+  Interest interest("/Some/Other/Interest/Name");
+  m_keyChain.sign(interest, signingByIdentity(identity));
+
+  ValidatorNull validator;
+  validator.validate(interest,
+                     bind([] { BOOST_CHECK_MESSAGE(true, "Validation should succeed"); }),
+                     bind([] { BOOST_CHECK_MESSAGE(false, "Validation should not have failed"); }));
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestValidatorNull
+BOOST_AUTO_TEST_SUITE_END() // Security
+
+} // namespace tests
+} // namespace security
+} // namespace ndn