A Discrete-Event Network Simulator
API
lte-test-harq.cc
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1/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
2/*
3 * Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2 as
7 * published by the Free Software Foundation;
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 *
18 * Author: Marco Miozzo <marco.miozzo@cttc.es>
19 */
20
21#include <ns3/object.h>
22#include <ns3/spectrum-interference.h>
23#include <ns3/spectrum-error-model.h>
24#include <ns3/log.h>
25#include <ns3/test.h>
26#include <ns3/simulator.h>
27#include <ns3/packet.h>
28#include <ns3/ptr.h>
29#include <iostream>
30#include <cmath>
31#include <ns3/radio-bearer-stats-calculator.h>
32#include <ns3/mobility-building-info.h>
33#include <ns3/hybrid-buildings-propagation-loss-model.h>
34#include <ns3/eps-bearer.h>
35#include <ns3/node-container.h>
36#include <ns3/mobility-helper.h>
37#include <ns3/net-device-container.h>
38#include <ns3/lte-ue-net-device.h>
39#include <ns3/lte-enb-net-device.h>
40#include <ns3/lte-ue-rrc.h>
41#include <ns3/lte-helper.h>
42#include <ns3/string.h>
43#include <ns3/double.h>
44#include <ns3/lte-enb-phy.h>
45#include <ns3/lte-ue-phy.h>
46#include <ns3/config.h>
47#include <ns3/boolean.h>
48#include <ns3/enum.h>
49#include <ns3/ff-mac-scheduler.h>
50#include <ns3/buildings-helper.h>
51
52#include "lte-test-harq.h"
53
54using namespace ns3;
55
56NS_LOG_COMPONENT_DEFINE ("LenaTestHarq");
57
59 : TestSuite ("lte-harq", SYSTEM)
60{
61 NS_LOG_INFO ("creating LenaTestHarqTestCase");
62
63
64 // Tests on DL/UL Data channels (PDSCH, PUSCH)
65 // MCS 0 TB size of 66 bytes SINR -9.91 dB expected throughput 31822 bytes/s
66 // TBLER 1st tx 1.0
67 // TBLER 2nd tx 0.074
68 AddTestCase (new LenaHarqTestCase (2, 2400, 66, 0.12, 31822), TestCase::QUICK);
69
70 // Tests on DL/UL Data channels (PDSCH, PUSCH)
71 // MCS 10 TB size of 472 bytes SINR 0.3 dB expected throughput 209964 bytes/s
72 // TBLER 1st tx 1.0
73 // TBLER 2nd tx 0.248
74 AddTestCase (new LenaHarqTestCase (1, 770, 472, 0.06, 209964), TestCase::QUICK);
75
76
77
78}
79
81
82std::string
83LenaHarqTestCase::BuildNameString (uint16_t nUser, uint16_t dist, uint16_t tbSize)
84{
85 std::ostringstream oss;
86 oss << nUser << " UEs, distance " << dist << " m, TB size " << tbSize;
87 return oss.str ();
88}
89
90LenaHarqTestCase::LenaHarqTestCase (uint16_t nUser, uint16_t dist, uint16_t tbSize, double amcBer, double thrRef)
91 : TestCase (BuildNameString (nUser, dist, tbSize)),
92 m_nUser (nUser),
93 m_dist (dist),
94 m_amcBer (amcBer),
95 m_throughputRef (thrRef)
96{
97}
98
100{
101}
102
103void
105{
106
107 Config::SetDefault ("ns3::LteAmc::Ber", DoubleValue (m_amcBer));
108 Config::SetDefault ("ns3::LteAmc::AmcModel", EnumValue (LteAmc::PiroEW2010));
109 Config::SetDefault ("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue (false));
110 Config::SetDefault ("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue (true));
111 Config::SetDefault ("ns3::LteHelper::UseIdealRrc", BooleanValue (true));
112 Config::SetDefault ("ns3::MacStatsCalculator::DlOutputFilename", StringValue (CreateTempDirFilename ("DlMacStats.txt")));
113 Config::SetDefault ("ns3::MacStatsCalculator::UlOutputFilename", StringValue (CreateTempDirFilename ("UlMacStats.txt")));
114 Config::SetDefault ("ns3::RadioBearerStatsCalculator::DlRlcOutputFilename", StringValue (CreateTempDirFilename ("DlRlcStats.txt")));
115 Config::SetDefault ("ns3::RadioBearerStatsCalculator::UlRlcOutputFilename", StringValue (CreateTempDirFilename ("UlRlcStats.txt")));
116
117
118 //Disable Uplink Power Control
119 Config::SetDefault ("ns3::LteUePhy::EnableUplinkPowerControl", BooleanValue (false));
120
121// Config::SetDefault ("ns3::RrFfMacScheduler::HarqEnabled", BooleanValue (false));
122// LogComponentEnable ("LteEnbRrc", LOG_LEVEL_ALL);
123// LogComponentEnable ("LteUeRrc", LOG_LEVEL_ALL);
124// LogComponentEnable ("LteEnbMac", LOG_LEVEL_ALL);
125// LogComponentEnable ("LteUeMac", LOG_LEVEL_ALL);
126// LogComponentEnable ("LteRlc", LOG_LEVEL_ALL);
127//
128// LogComponentEnable ("LtePhy", LOG_LEVEL_ALL);
129// LogComponentEnable ("LteEnbPhy", LOG_LEVEL_ALL);
130// LogComponentEnable ("LteUePhy", LOG_LEVEL_ALL);
131
132// LogComponentEnable ("LteSpectrumPhy", LOG_LEVEL_ALL);
133// LogComponentEnable ("LteInterference", LOG_LEVEL_ALL);
134// LogComponentEnable ("LteChunkProcessor", LOG_LEVEL_ALL);
135//
136// LogComponentEnable ("LtePropagationLossModel", LOG_LEVEL_ALL);
137// LogComponentEnable ("LossModel", LOG_LEVEL_ALL);
138// LogComponentEnable ("ShadowingLossModel", LOG_LEVEL_ALL);
139// LogComponentEnable ("PenetrationLossModel", LOG_LEVEL_ALL);
140// LogComponentEnable ("MultipathLossModel", LOG_LEVEL_ALL);
141// LogComponentEnable ("PathLossModel", LOG_LEVEL_ALL);
142//
143// LogComponentEnable ("LteNetDevice", LOG_LEVEL_ALL);
144// LogComponentEnable ("LteUeNetDevice", LOG_LEVEL_ALL);
145// LogComponentEnable ("LteEnbNetDevice", LOG_LEVEL_ALL);
146
147// LogComponentEnable ("RrFfMacScheduler", LOG_LEVEL_ALL);
148// LogComponentEnable ("LenaHelper", LOG_LEVEL_ALL);
149// LogComponentEnable ("RlcStatsCalculator", LOG_LEVEL_ALL);
150
151
152// LogComponentEnable ("LteSpectrumPhy", LOG_LEVEL_ALL);
153// LogComponentEnable ("LteEnbMac", LOG_LEVEL_ALL);
154// LogComponentEnable ("LteEnbPhy", LOG_LEVEL_ALL);
155// LogComponentEnable ("LteUePhy", LOG_LEVEL_ALL);
156// LogComponentEnable ("RrFfMacScheduler", LOG_LEVEL_ALL);
157// LogComponentEnable ("LenaHelper", LOG_LEVEL_ALL);
158// LogComponentEnable ("BuildingsPropagationLossModel", LOG_LEVEL_ALL);
159// LogComponentEnable ("LteMiErrorModel", LOG_LEVEL_ALL);
160// LogComponentEnable ("LteAmc", LOG_LEVEL_ALL);
161//
162// LogComponentDisableAll (LOG_LEVEL_ALL);
163
164// LogComponentEnable ("LenaTestHarq", LOG_LEVEL_ALL);
165
166
171 Ptr<LteHelper> lena = CreateObject<LteHelper> ();
172
173 // Create Nodes: eNodeB and UE
174 NodeContainer enbNodes;
175 NodeContainer ueNodes;
176 enbNodes.Create (1);
177 ueNodes.Create (m_nUser);
178
179 // Install Mobility Model
181 mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
182 mobility.Install (enbNodes);
183 BuildingsHelper::Install (enbNodes);
184
185 mobility.SetMobilityModel ("ns3::ConstantPositionMobilityModel");
186 mobility.Install (ueNodes);
187 BuildingsHelper::Install (ueNodes);
188
189 // remove random shadowing component
190 lena->SetAttribute ("PathlossModel", StringValue ("ns3::HybridBuildingsPropagationLossModel"));
191 lena->SetPathlossModelAttribute ("ShadowSigmaOutdoor", DoubleValue (0.0));
192 lena->SetPathlossModelAttribute ("ShadowSigmaIndoor", DoubleValue (0.0));
193 lena->SetPathlossModelAttribute ("ShadowSigmaExtWalls", DoubleValue (0.0));
194
195 // Create Devices and install them in the Nodes (eNB and UE)
196 NetDeviceContainer enbDevs;
197 NetDeviceContainer ueDevs;
198 lena->SetSchedulerType ("ns3::RrFfMacScheduler");
199 lena->SetSchedulerAttribute ("UlCqiFilter", EnumValue (FfMacScheduler::PUSCH_UL_CQI));
200
201 enbDevs = lena->InstallEnbDevice (enbNodes);
202 ueDevs = lena->InstallUeDevice (ueNodes);
203
204 // Attach a UE to a eNB
205 lena->Attach (ueDevs, enbDevs.Get (0));
206
207 // Activate an EPS bearer
208 enum EpsBearer::Qci q = EpsBearer::GBR_CONV_VOICE;
209 EpsBearer bearer (q);
210 lena->ActivateDataRadioBearer (ueDevs, bearer);
211
212
213 Ptr<LteEnbNetDevice> lteEnbDev = enbDevs.Get (0)->GetObject<LteEnbNetDevice> ();
214 Ptr<LteEnbPhy> enbPhy = lteEnbDev->GetPhy ();
215 enbPhy->SetAttribute ("TxPower", DoubleValue (43.0));
216 enbPhy->SetAttribute ("NoiseFigure", DoubleValue (5.0));
217 // place the HeNB over the default rooftop level (20 mt.)
218 Ptr<MobilityModel> mm = enbNodes.Get (0)->GetObject<MobilityModel> ();
219 mm->SetPosition (Vector (0.0, 0.0, 30.0));
220
221 // Set UEs' position and power
222 for (int i = 0; i < m_nUser; i++)
223 {
224 Ptr<MobilityModel> mm = ueNodes.Get (i)->GetObject<MobilityModel> ();
225 mm->SetPosition (Vector (m_dist, 0.0, 1.0));
226 Ptr<LteUeNetDevice> lteUeDev = ueDevs.Get (i)->GetObject<LteUeNetDevice> ();
227 Ptr<LteUePhy> uePhy = lteUeDev->GetPhy ();
228 uePhy->SetAttribute ("TxPower", DoubleValue (23.0));
229 uePhy->SetAttribute ("NoiseFigure", DoubleValue (9.0));
230 }
231
232
233 double statsStartTime = 0.050; // need to allow for RRC connection establishment + SRS
234 double statsDuration = 2.0;
235 Simulator::Stop (Seconds (statsStartTime + statsDuration - 0.0001));
236
237 lena->EnableRlcTraces ();
239 rlcStats->SetAttribute ("StartTime", TimeValue (Seconds (statsStartTime)));
240 rlcStats->SetAttribute ("EpochDuration", TimeValue (Seconds (statsDuration)));
241
242 // for debugging purposes
243 lena->EnableMacTraces ();
244
245 Simulator::Run ();
246
250 NS_LOG_INFO ("\tTest on downlink data shared channels (PDSCH)");
251 NS_LOG_INFO ("Test with " << m_nUser << " user(s) at distance " << m_dist << " expected Thr " << m_throughputRef);
252 for (int i = 0; i < m_nUser; i++)
253 {
254 // get the imsi
255 uint64_t imsi = ueDevs.Get (i)->GetObject<LteUeNetDevice> ()->GetImsi ();
256 uint8_t lcId = 3;
257 double txed = rlcStats->GetDlTxData (imsi, lcId);
258 double rxed = rlcStats->GetDlRxData (imsi, lcId);
259 double tolerance = 0.1;
260
261 NS_LOG_INFO (" User " << i << " imsi " << imsi << " bytes rxed/t " << rxed/statsDuration << " txed/t " << txed/statsDuration << " thr Ref " << m_throughputRef << " Err " << (std::abs (txed/statsDuration - m_throughputRef)) / m_throughputRef);
262
263 NS_TEST_ASSERT_MSG_EQ_TOL (txed/statsDuration, m_throughputRef, m_throughputRef * tolerance, " Unexpected Throughput!");
264 NS_TEST_ASSERT_MSG_EQ_TOL (rxed/statsDuration, m_throughputRef, m_throughputRef * tolerance, " Unexpected Throughput!");
265 }
266
267
268 Simulator::Destroy ();
269}
This system test program creates different test cases with a single eNB and several UEs,...
Definition: lte-test-harq.h:42
double m_throughputRef
throughput reference
Definition: lte-test-harq.h:70
uint16_t m_dist
distance between nodes
Definition: lte-test-harq.h:68
uint16_t m_nUser
number of UE nodes
Definition: lte-test-harq.h:67
static std::string BuildNameString(uint16_t nUser, uint16_t dist, uint16_t tbSize)
Build name string function.
virtual void DoRun(void)
Implementation to actually run this TestCase.
LenaHarqTestCase(uint16_t nUser, uint16_t dist, uint16_t tbSize, double amcBer, double thrRef)
Constructor.
double m_amcBer
AMC bit error rate.
Definition: lte-test-harq.h:69
virtual ~LenaHarqTestCase()
Test suite for harq test.
Definition: lte-test-harq.h:85
AttributeValue implementation for Boolean.
Definition: boolean.h:37
This class can be used to hold variables of floating point type such as 'double' or 'float'.
Definition: double.h:41
Hold variables of type enum.
Definition: enum.h:55
This class contains the specification of EPS Bearers.
Definition: eps-bearer.h:92
Qci
QoS Class Indicator.
Definition: eps-bearer.h:107
The eNodeB device implementation.
Ptr< LteEnbPhy > GetPhy(void) const
void SetSchedulerAttribute(std::string n, const AttributeValue &v)
Set an attribute for the scheduler to be created.
Definition: lte-helper.cc:293
NetDeviceContainer InstallEnbDevice(NodeContainer c)
Create a set of eNodeB devices.
Definition: lte-helper.cc:474
Ptr< RadioBearerStatsCalculator > GetRlcStats(void)
Definition: lte-helper.cc:1576
void SetSchedulerType(std::string type)
Set the type of scheduler to be used by eNodeB devices.
Definition: lte-helper.cc:279
void Attach(NetDeviceContainer ueDevices)
Enables automatic attachment of a set of UE devices to a suitable cell using Idle mode initial cell s...
Definition: lte-helper.cc:959
void SetPathlossModelAttribute(std::string n, const AttributeValue &v)
Set an attribute for the path loss models to be created.
Definition: lte-helper.cc:393
void EnableRlcTraces(void)
Enable trace sinks for RLC layer.
Definition: lte-helper.cc:1435
void ActivateDataRadioBearer(NetDeviceContainer ueDevices, EpsBearer bearer)
Activate a Data Radio Bearer on a given UE devices (for LTE-only simulation).
Definition: lte-helper.cc:1313
NetDeviceContainer InstallUeDevice(NodeContainer c)
Create a set of UE devices.
Definition: lte-helper.cc:489
void EnableMacTraces(void)
Enable trace sinks for MAC layer.
Definition: lte-helper.cc:1533
The LteUeNetDevice class implements the UE net device.
Helper class used to assign positions and mobility models to nodes.
Keep track of the current position and velocity of an object.
void SetPosition(const Vector &position)
holds a vector of ns3::NetDevice pointers
Ptr< NetDevice > Get(uint32_t i) const
Get the Ptr<NetDevice> stored in this container at a given index.
keep track of a set of node pointers.
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
Ptr< Node > Get(uint32_t i) const
Get the Ptr<Node> stored in this container at a given index.
void SetAttribute(std::string name, const AttributeValue &value)
Set a single attribute, raising fatal errors if unsuccessful.
Definition: object-base.cc:256
Ptr< T > GetObject(void) const
Get a pointer to the requested aggregated Object.
Definition: object.h:470
Hold variables of type string.
Definition: string.h:41
encapsulates test code
Definition: test.h:994
void AddTestCase(TestCase *testCase, TestDuration duration=QUICK)
Add an individual child TestCase to this test suite.
Definition: test.cc:299
std::string CreateTempDirFilename(std::string filename)
Construct the full path to a file in a temporary directory.
Definition: test.cc:430
A suite of tests to run.
Definition: test.h:1188
AttributeValue implementation for Time.
Definition: nstime.h:1309
void SetDefault(std::string name, const AttributeValue &value)
Definition: config.cc:849
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:206
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Definition: log.h:282
#define NS_TEST_ASSERT_MSG_EQ_TOL(actual, limit, tol, msg)
Test that actual and expected (limit) values are equal to plus or minus some tolerance and report and...
Definition: test.h:323
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1245
static LenaTestHarqSuite lenaTestHarqSuite
Every class exported by the ns3 library is enclosed in the ns3 namespace.
mobility
Definition: third.py:98