src: decouple classes from Nlsr object
refs: #1952, #2803, #3960, #4288
Change-Id: Ibe3ac3820f11e8107ee4b13e510d53c27467a6cb
diff --git a/tests/route/test-nexthop.cpp b/tests/route/test-nexthop.cpp
new file mode 100644
index 0000000..12be825
--- /dev/null
+++ b/tests/route/test-nexthop.cpp
@@ -0,0 +1,109 @@
+/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
+/**
+ * Copyright (c) 2014-2019, The University of Memphis,
+ * Regents of the University of California
+ *
+ * This file is part of NLSR (Named-data Link State Routing).
+ * See AUTHORS.md for complete list of NLSR authors and contributors.
+ *
+ * NLSR is free software: you can redistribute it and/or modify it under the terms
+ * of the GNU General Public License as published by the Free Software Foundation,
+ * either version 3 of the License, or (at your option) any later version.
+ *
+ * NLSR 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * NLSR, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
+ *
+ * \author Ashlesh Gawande <agawande@memphis.edu>
+ *
+ **/
+#include "route/nexthop.hpp"
+#include <boost/test/unit_test.hpp>
+
+namespace nlsr {
+
+namespace test {
+
+BOOST_AUTO_TEST_SUITE(TestNexthop)
+
+double
+getHyperbolicAdjustedDecimal(unsigned int i)
+{
+ return static_cast<double>(i)/(10*NextHop::HYPERBOLIC_COST_ADJUSTMENT_FACTOR);
+}
+
+uint64_t
+applyHyperbolicFactorAndRound(double d)
+{
+ return round(NextHop::HYPERBOLIC_COST_ADJUSTMENT_FACTOR*d);
+}
+
+BOOST_AUTO_TEST_CASE(LinkStateSetAndGet)
+{
+ NextHop hop1;
+ hop1.setConnectingFaceUri("udp://test/uri");
+ hop1.setRouteCost(12.34);
+
+ BOOST_CHECK_EQUAL(hop1.getConnectingFaceUri(), "udp://test/uri");
+ BOOST_CHECK_EQUAL(hop1.getRouteCost(), 12.34);
+ BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), 12);
+
+ NextHop hop2;
+
+ hop2.setRouteCost(12.34);
+ BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), hop2.getRouteCostAsAdjustedInteger());
+}
+
+BOOST_AUTO_TEST_CASE(HyperbolicSetAndGet)
+{
+ NextHop hop1;
+ hop1.setHyperbolic(true);
+ hop1.setConnectingFaceUri("udp://test/uri");
+ hop1.setRouteCost(12.34);
+
+ BOOST_CHECK_EQUAL(hop1.getConnectingFaceUri(), "udp://test/uri");
+ BOOST_CHECK_EQUAL(hop1.getRouteCost(), 12.34);
+ BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), applyHyperbolicFactorAndRound(12.34));
+
+ NextHop hop2;
+ hop2.setHyperbolic(true);
+
+ hop2.setRouteCost(12.34);
+ BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), hop2.getRouteCostAsAdjustedInteger());
+
+ hop2.setRouteCost(12.35);
+ BOOST_CHECK(hop1.getRouteCostAsAdjustedInteger() < hop2.getRouteCostAsAdjustedInteger());
+}
+
+BOOST_AUTO_TEST_CASE(HyperbolicRound)
+{
+ NextHop hop1;
+ hop1.setHyperbolic(true);
+ hop1.setConnectingFaceUri("udp://test/uri");
+ hop1.setRouteCost(1 + getHyperbolicAdjustedDecimal(6));
+
+ BOOST_CHECK_EQUAL(hop1.getConnectingFaceUri(), "udp://test/uri");
+ BOOST_CHECK_EQUAL(hop1.getRouteCost(), 1 + getHyperbolicAdjustedDecimal(6));
+ BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(),
+ applyHyperbolicFactorAndRound((1 + getHyperbolicAdjustedDecimal(6))));
+
+ NextHop hop2;
+ hop2.setHyperbolic(true);
+
+ hop2.setRouteCost(1 + getHyperbolicAdjustedDecimal(6));
+ BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), hop2.getRouteCostAsAdjustedInteger());
+
+ hop2.setRouteCost(1 + getHyperbolicAdjustedDecimal(5));
+ BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), hop2.getRouteCostAsAdjustedInteger());
+
+ hop2.setRouteCost(1 + getHyperbolicAdjustedDecimal(4));
+ BOOST_CHECK(hop1.getRouteCostAsAdjustedInteger() > hop2.getRouteCostAsAdjustedInteger());
+}
+
+BOOST_AUTO_TEST_SUITE_END()
+
+} // namespace test
+} // namespace nlsr