Rename 'tests/unit-tests' directory to 'tests/unit'

Change-Id: I78ea29938259fac288781bed12fb2399ac7eba26
diff --git a/tests/unit/security/transform/stream-source.t.cpp b/tests/unit/security/transform/stream-source.t.cpp
new file mode 100644
index 0000000..ae385b1
--- /dev/null
+++ b/tests/unit/security/transform/stream-source.t.cpp
@@ -0,0 +1,99 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/*
+ * Copyright (c) 2013-2018 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/transform/stream-source.hpp"
+#include "security/transform/stream-sink.hpp"
+
+#include "boost-test.hpp"
+#include <boost/mpl/integral_c.hpp>
+#include <boost/mpl/vector.hpp>
+
+namespace ndn {
+namespace security {
+namespace transform {
+namespace tests {
+
+BOOST_AUTO_TEST_SUITE(Security)
+BOOST_AUTO_TEST_SUITE(Transform)
+BOOST_AUTO_TEST_SUITE(TestStreamSource)
+
+BOOST_AUTO_TEST_CASE(Basic)
+{
+  std::string input =
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "01234567012345670123456701234567 1234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567"
+    "0123456701234567012345670123456701234567012345670123456701234567";
+
+  std::stringstream is(input);
+  std::stringstream os;
+  streamSource(is) >> streamSink(os);
+  std::string output = os.str();
+
+  BOOST_CHECK_EQUAL(input, output);
+}
+
+BOOST_AUTO_TEST_CASE(EmptyStream)
+{
+  std::stringstream is;
+  std::stringstream os;
+  streamSource(is) >> streamSink(os);
+
+  BOOST_CHECK_EQUAL(os.str(), "");
+}
+
+typedef boost::mpl::vector<
+  boost::mpl::integral_c<std::ios_base::iostate, std::ios_base::badbit>,
+  boost::mpl::integral_c<std::ios_base::iostate, std::ios_base::failbit>
+> BadBits;
+
+BOOST_AUTO_TEST_CASE_TEMPLATE(BadStream, BadBit, BadBits)
+{
+  std::stringstream is;
+  is.setstate(BadBit::value);
+  std::stringstream os;
+  BOOST_CHECK_THROW(streamSource(is) >> streamSink(os), transform::Error);
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestStreamSource
+BOOST_AUTO_TEST_SUITE_END() // Transform
+BOOST_AUTO_TEST_SUITE_END() // Security
+
+} // namespace tests
+} // namespace transform
+} // namespace security
+} // namespace ndn