diff --git a/tests/unit/security/validation-policy-accept-all.t.cpp b/tests/unit/security/validation-policy-accept-all.t.cpp
new file mode 100644
index 0000000..6a9f0f1
--- /dev/null
+++ b/tests/unit/security/validation-policy-accept-all.t.cpp
@@ -0,0 +1,77 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2013-2020 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 "ndn-cxx/security/validation-policy-accept-all.hpp"
+
+#include "tests/boost-test.hpp"
+#include "tests/unit/security/validator-fixture.hpp"
+
+#include <boost/mpl/vector.hpp>
+
+namespace ndn {
+namespace security {
+inline namespace v2 {
+namespace tests {
+
+using namespace ndn::tests;
+
+BOOST_AUTO_TEST_SUITE(Security)
+
+class ValidationPolicyAcceptAllFixture : public ValidatorFixture<ValidationPolicyAcceptAll>
+{
+public:
+  ValidationPolicyAcceptAllFixture()
+  {
+    identity = addIdentity("/Security/TestValidationPolicyAcceptAll");
+    // don't add trust anchors
+  }
+
+public:
+  Identity identity;
+};
+
+BOOST_FIXTURE_TEST_SUITE(TestValidationPolicyAcceptAll, ValidationPolicyAcceptAllFixture)
+
+typedef boost::mpl::vector<Interest, Data> Packets;
+
+BOOST_AUTO_TEST_CASE_TEMPLATE(Validate, Packet, Packets)
+{
+  Packet unsignedPacket("/Security/TestValidationPolicyAcceptAll/Sub/Packet");
+
+  Packet packet = unsignedPacket;
+  VALIDATE_SUCCESS(packet, "Should accept unsigned");
+
+  packet = unsignedPacket;
+  m_keyChain.sign(packet, signingWithSha256());
+  VALIDATE_SUCCESS(packet, "Should accept Sha256Digest signature");
+
+  packet = unsignedPacket;
+  m_keyChain.sign(packet, signingByIdentity(identity));
+  VALIDATE_SUCCESS(packet, "Should accept signature while no trust anchors configured");
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestValidationPolicyAcceptAll
+BOOST_AUTO_TEST_SUITE_END() // Security
+
+} // namespace tests
+} // inline namespace v2
+} // namespace security
+} // namespace ndn