--- a/src/devices/wifi/propagation-loss-model-test-suite.cc Thu Feb 25 13:51:59 2010 +0100
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,251 +0,0 @@
-/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
-/*
- * Copyright (c) 2009 The Boeing Company
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation;
- *
- * This program 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 this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
- */
-
-#include "ns3/log.h"
-#include "ns3/abort.h"
-#include "ns3/test.h"
-#include "ns3/pcap-file.h"
-#include "ns3/config.h"
-#include "ns3/string.h"
-#include "ns3/uinteger.h"
-#include "ns3/double.h"
-#include "ns3/data-rate.h"
-#include "ns3/inet-socket-address.h"
-#include "ns3/internet-stack-helper.h"
-#include "ns3/ipv4-address-helper.h"
-#include "ns3/tcp-socket-factory.h"
-#include "ns3/yans-wifi-helper.h"
-#include "ns3/propagation-loss-model.h"
-#include "ns3/propagation-delay-model.h"
-#include "ns3/yans-wifi-channel.h"
-#include "ns3/yans-wifi-phy.h"
-#include "ns3/wifi-net-device.h"
-#include "ns3/mobility-helper.h"
-#include "ns3/constant-position-mobility-model.h"
-#include "ns3/nqos-wifi-mac-helper.h"
-#include "ns3/simulator.h"
-
-using namespace ns3;
-
-NS_LOG_COMPONENT_DEFINE ("PropagationLossModelsTest");
-
-// ===========================================================================
-// This is a simple test to validate propagation loss models of ns-3 wifi.
-// See the chapter in the ns-3 testing and validation guide for more detail
-// ===========================================================================
-//
-class FriisPropagationLossModelTestCase : public TestCase
-{
-public:
- FriisPropagationLossModelTestCase ();
- virtual ~FriisPropagationLossModelTestCase ();
-
-private:
- virtual bool DoRun (void);
-
- typedef struct {
- Vector m_position;
- double m_pt; // dBm
- double m_pr; // W
- double m_tolerance;
- } TestVector;
-
- TestVectors<TestVector> m_testVectors;
-};
-
-FriisPropagationLossModelTestCase::FriisPropagationLossModelTestCase ()
- : TestCase ("Check to see that the ns-3 Friis propagation loss model provides correct received power"), m_testVectors ()
-{
-}
-
-FriisPropagationLossModelTestCase::~FriisPropagationLossModelTestCase ()
-{
-}
-
-bool
-FriisPropagationLossModelTestCase::DoRun (void)
-{
- // The ns-3 testing manual gives more background on the values selected
- // for this test. First, set a few defaults.
-
- // wavelength at 2.4 GHz is 0.125m
- Config::SetDefault ("ns3::FriisPropagationLossModel::Lambda", DoubleValue (0.125));
- Config::SetDefault ("ns3::FriisPropagationLossModel::SystemLoss", DoubleValue (1.0));
-
- // Select a reference transmit power
- // Pt = 10^(17.0206/10)/10^3 = .05035702 W
- double txPowerW = 0.05035702;
- double txPowerdBm = 10 * log10 (txPowerW) + 30;
-
- //
- // We want to test the propagation loss model calculations at a few chosen
- // distances and compare the results to those we have manually calculated
- // according to the model documentation. The model reference specifies,
- // for instance, that the received power at 100m according to the provided
- // input power will be 4.98265e-10 W. Since this value specifies the power
- // to 1e-15 significance, we test the ns-3 calculated value for agreement
- // within 5e-16.
- //
- TestVector testVector;
-
- testVector.m_position = Vector (100, 0, 0);
- testVector.m_pt = txPowerdBm;
- testVector.m_pr = 4.98265e-10;
- testVector.m_tolerance = 5e-16;
- m_testVectors.Add (testVector);
-
- testVector.m_position = Vector (500, 0, 0);
- testVector.m_pt = txPowerdBm;
- testVector.m_pr = 1.99306e-11;
- testVector.m_tolerance = 5e-17;
- m_testVectors.Add (testVector);
-
- testVector.m_position = Vector (1000, 0, 0);
- testVector.m_pt = txPowerdBm;
- testVector.m_pr = 4.98265e-12;
- testVector.m_tolerance = 5e-18;
- m_testVectors.Add (testVector);
-
- testVector.m_position = Vector (2000, 0, 0);
- testVector.m_pt = txPowerdBm;
- testVector.m_pr = 1.24566e-12;
- testVector.m_tolerance = 5e-18;
- m_testVectors.Add (testVector);
-
- // Now, check that the received power values are expected
-
- Ptr<MobilityModel> a = CreateObject<ConstantPositionMobilityModel> ();
- a->SetPosition (Vector (0,0,0));
- Ptr<MobilityModel> b = CreateObject<ConstantPositionMobilityModel> ();
-
- Ptr<FriisPropagationLossModel> lossModel = CreateObject<FriisPropagationLossModel> ();
- for (uint32_t i = 0; i < m_testVectors.GetN (); ++i)
- {
- testVector = m_testVectors.Get (i);
- b->SetPosition (testVector.m_position);
- double resultdBm = lossModel->CalcRxPower (testVector.m_pt, a, b);
- double resultW = pow (10.0, resultdBm/10.0)/1000;
- NS_TEST_EXPECT_MSG_EQ_TOL (resultW, testVector.m_pr, testVector.m_tolerance, "Got unexpected rcv power");
- }
-
- return GetErrorStatus ();
-}
-
-class LogDistancePropagationLossModelTestCase : public TestCase
-{
-public:
- LogDistancePropagationLossModelTestCase ();
- virtual ~LogDistancePropagationLossModelTestCase ();
-
-private:
- virtual bool DoRun (void);
-
- typedef struct {
- Vector m_position;
- double m_pt; // dBm
- double m_pr; // W
- double m_tolerance;
- } TestVector;
-
- TestVectors<TestVector> m_testVectors;
-};
-
-LogDistancePropagationLossModelTestCase::LogDistancePropagationLossModelTestCase ()
- : TestCase ("Check to see that the ns-3 Log Distance propagation loss model provides correct received power"), m_testVectors ()
-{
-}
-
-LogDistancePropagationLossModelTestCase::~LogDistancePropagationLossModelTestCase ()
-{
-}
-
-bool
-LogDistancePropagationLossModelTestCase::DoRun (void)
-{
- // reference loss at 2.4 GHz is 40.045997
- Config::SetDefault ("ns3::LogDistancePropagationLossModel::ReferenceLoss", DoubleValue (40.045997));
- Config::SetDefault ("ns3::LogDistancePropagationLossModel::Exponent", DoubleValue (3));
-
- // Select a reference transmit power
- // Pt = 10^(17.0206/10)/10^3 = .05035702 W
- double txPowerW = 0.05035702;
- double txPowerdBm = 10 * log10 (txPowerW) + 30;
-
- //
- // We want to test the propagation loss model calculations at a few chosen
- // distances and compare the results to those we have manually calculated
- // according to the model documentation. The following "TestVector" objects
- // will drive the test.
- //
- TestVector testVector;
-
- testVector.m_position = Vector (10, 0, 0);
- testVector.m_pt = txPowerdBm;
- testVector.m_pr = 4.98265e-9;
- testVector.m_tolerance = 5e-15;
- m_testVectors.Add (testVector);
-
- testVector.m_position = Vector (20, 0, 0);
- testVector.m_pt = txPowerdBm;
- testVector.m_pr = 6.22831e-10;
- testVector.m_tolerance = 5e-16;
- m_testVectors.Add (testVector);
-
- testVector.m_position = Vector (40, 0, 0);
- testVector.m_pt = txPowerdBm;
- testVector.m_pr = 7.78539e-11;
- testVector.m_tolerance = 5e-17;
- m_testVectors.Add (testVector);
-
- testVector.m_position = Vector (80, 0, 0);
- testVector.m_pt = txPowerdBm;
- testVector.m_pr = 9.73173e-12;
- testVector.m_tolerance = 5e-17;
- m_testVectors.Add (testVector);
-
- Ptr<MobilityModel> a = CreateObject<ConstantPositionMobilityModel> ();
- a->SetPosition (Vector (0,0,0));
- Ptr<MobilityModel> b = CreateObject<ConstantPositionMobilityModel> ();
-
- Ptr<LogDistancePropagationLossModel> lossModel = CreateObject<LogDistancePropagationLossModel> ();
- for (uint32_t i = 0; i < m_testVectors.GetN (); ++i)
- {
- testVector = m_testVectors.Get (i);
- b->SetPosition (testVector.m_position);
- double resultdBm = lossModel->CalcRxPower (testVector.m_pt, a, b);
- double resultW = pow (10.0, resultdBm/10.0)/1000;
- NS_TEST_EXPECT_MSG_EQ_TOL (resultW, testVector.m_pr, testVector.m_tolerance, "Got unexpected rcv power");
- }
-
- return GetErrorStatus ();
-}
-
-class PropagationLossModelsTestSuite : public TestSuite
-{
-public:
- PropagationLossModelsTestSuite ();
-};
-
-PropagationLossModelsTestSuite::PropagationLossModelsTestSuite ()
- : TestSuite ("propagation-loss-model", UNIT)
-{
- AddTestCase (new FriisPropagationLossModelTestCase);
- AddTestCase (new LogDistancePropagationLossModelTestCase);
-}
-
-PropagationLossModelsTestSuite WifiPropagationLossModelsTestSuite;