110 lines
3.5 KiB
C++
110 lines
3.5 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
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/**
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* Copyright (c) 2014-2017, The University of Memphis,
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* Regents of the University of California
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*
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* This file is part of NLSR (Named-data Link State Routing).
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* See AUTHORS.md for complete list of NLSR authors and contributors.
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*
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* NLSR is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Foundation,
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* either version 3 of the License, or (at your option) any later version.
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*
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* NLSR is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* NLSR, e.g., in COPYING.md file. If not, see <http://www.gnu.org/licenses/>.
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*
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* \author Ashlesh Gawande <agawande@memphis.edu>
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*
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**/
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#include "route/nexthop.hpp"
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#include <boost/test/unit_test.hpp>
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namespace nlsr {
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namespace test {
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BOOST_AUTO_TEST_SUITE(TestNexthop)
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double
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getHyperbolicAdjustedDecimal(unsigned int i)
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{
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return static_cast<double>(i)/(10*NextHop::HYPERBOLIC_COST_ADJUSTMENT_FACTOR);
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}
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uint64_t
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applyHyperbolicFactorAndRound(double d)
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{
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return round(NextHop::HYPERBOLIC_COST_ADJUSTMENT_FACTOR*d);
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}
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BOOST_AUTO_TEST_CASE(LinkStateSetAndGet)
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{
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NextHop hop1;
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hop1.setConnectingFaceUri("udp://test/uri");
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hop1.setRouteCost(12.34);
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BOOST_CHECK_EQUAL(hop1.getConnectingFaceUri(), "udp://test/uri");
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BOOST_CHECK_EQUAL(hop1.getRouteCost(), 12.34);
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BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), 12);
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NextHop hop2;
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hop2.setRouteCost(12.34);
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BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), hop2.getRouteCostAsAdjustedInteger());
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}
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BOOST_AUTO_TEST_CASE(HyperbolicSetAndGet)
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{
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NextHop hop1;
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hop1.setHyperbolic(true);
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hop1.setConnectingFaceUri("udp://test/uri");
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hop1.setRouteCost(12.34);
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BOOST_CHECK_EQUAL(hop1.getConnectingFaceUri(), "udp://test/uri");
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BOOST_CHECK_EQUAL(hop1.getRouteCost(), 12.34);
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BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), applyHyperbolicFactorAndRound(12.34));
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NextHop hop2;
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hop2.setHyperbolic(true);
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hop2.setRouteCost(12.34);
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BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), hop2.getRouteCostAsAdjustedInteger());
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hop2.setRouteCost(12.35);
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BOOST_CHECK(hop1.getRouteCostAsAdjustedInteger() < hop2.getRouteCostAsAdjustedInteger());
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}
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BOOST_AUTO_TEST_CASE(HyperbolicRound)
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{
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NextHop hop1;
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hop1.setHyperbolic(true);
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hop1.setConnectingFaceUri("udp://test/uri");
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hop1.setRouteCost(1 + getHyperbolicAdjustedDecimal(6));
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BOOST_CHECK_EQUAL(hop1.getConnectingFaceUri(), "udp://test/uri");
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BOOST_CHECK_EQUAL(hop1.getRouteCost(), 1 + getHyperbolicAdjustedDecimal(6));
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BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(),
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applyHyperbolicFactorAndRound((1 + getHyperbolicAdjustedDecimal(6))));
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NextHop hop2;
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hop2.setHyperbolic(true);
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hop2.setRouteCost(1 + getHyperbolicAdjustedDecimal(6));
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BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), hop2.getRouteCostAsAdjustedInteger());
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hop2.setRouteCost(1 + getHyperbolicAdjustedDecimal(5));
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BOOST_CHECK_EQUAL(hop1.getRouteCostAsAdjustedInteger(), hop2.getRouteCostAsAdjustedInteger());
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hop2.setRouteCost(1 + getHyperbolicAdjustedDecimal(4));
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BOOST_CHECK(hop1.getRouteCostAsAdjustedInteger() > hop2.getRouteCostAsAdjustedInteger());
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}
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BOOST_AUTO_TEST_SUITE_END()
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} // namespace test
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} // namespace nlsr
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