diff --git a/tests/unit-tests/util/dummy-client-face.t.cpp b/tests/unit-tests/util/dummy-client-face.t.cpp
new file mode 100644
index 0000000..2e7368d
--- /dev/null
+++ b/tests/unit-tests/util/dummy-client-face.t.cpp
@@ -0,0 +1,51 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2013-2016 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 "util/dummy-client-face.hpp"
+
+#include "boost-test.hpp"
+
+namespace ndn {
+namespace util {
+namespace tests {
+
+BOOST_AUTO_TEST_SUITE(Util)
+BOOST_AUTO_TEST_SUITE(TestDummyClientFace)
+
+BOOST_AUTO_TEST_CASE(ProcessEventsOverride)
+{
+  bool isOverrideInvoked = false;
+  auto override = [&] (time::milliseconds timeout) {
+    isOverrideInvoked = true;
+    BOOST_CHECK_EQUAL(timeout, time::milliseconds(200));
+  };
+
+  DummyClientFace face({false, false, override});
+  face.processEvents(time::milliseconds(200));
+  BOOST_CHECK(isOverrideInvoked);
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestDummyClientFace
+BOOST_AUTO_TEST_SUITE_END() // Util
+
+} // namespace tests
+} // namespace util
+} // namespace ndn