interest: declare default CanBePrefix setting

refs #4581

Change-Id: I82de3b13c3010242fa7999a2564d4a5442dfd14b
diff --git a/tests/integrated/default-can-be-prefix-1.cpp b/tests/integrated/default-can-be-prefix-1.cpp
new file mode 100644
index 0000000..e2071e1
--- /dev/null
+++ b/tests/integrated/default-can-be-prefix-1.cpp
@@ -0,0 +1,46 @@
+/* -*- 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.
+ */
+
+#define BOOST_TEST_MAIN 1
+#define BOOST_TEST_DYN_LINK 1
+#define BOOST_TEST_MODULE ndn-cxx Integrated Tests (DefaultCanBePrefix=1)
+
+#include "interest.hpp"
+
+#include "boost-test.hpp"
+
+namespace ndn {
+namespace tests {
+
+BOOST_AUTO_TEST_SUITE(TestInterest)
+
+BOOST_AUTO_TEST_CASE(DefaultCanBePrefix1)
+{
+  Interest::setDefaultCanBePrefix(true);
+  Interest interest1;
+  Interest interest2(interest1.wireEncode());
+  BOOST_CHECK_EQUAL(interest2.getCanBePrefix(), true);
+}
+
+BOOST_AUTO_TEST_SUITE_END() // TestInterest
+
+} // namespace tests
+} // namespace ndn