A Discrete-Event Network Simulator
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lte-test-tta-ff-mac-scheduler.cc
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1/*
2 * Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
3 *
4 * SPDX-License-Identifier: GPL-2.0-only
5 *
6 * Author: Marco Miozzo <marco.miozzo@cttc.es>,
7 * Nicola Baldo <nbaldo@cttc.es>
8 * Dizhi Zhou <dizhi.zhou@gmail.com>
9 */
10
11#include "lte-test-tta-ff-mac-scheduler.h"
12
13#include "ns3/double.h"
14#include "ns3/radio-bearer-stats-calculator.h"
15#include "ns3/string.h"
16#include <ns3/boolean.h>
17#include <ns3/constant-position-mobility-model.h>
18#include <ns3/enum.h>
19#include <ns3/eps-bearer.h>
20#include <ns3/ff-mac-scheduler.h>
21#include <ns3/log.h>
22#include <ns3/lte-enb-net-device.h>
23#include <ns3/lte-enb-phy.h>
24#include <ns3/lte-helper.h>
25#include <ns3/lte-ue-net-device.h>
26#include <ns3/lte-ue-phy.h>
27#include <ns3/lte-ue-rrc.h>
28#include <ns3/mobility-helper.h>
29#include <ns3/net-device-container.h>
30#include <ns3/node-container.h>
31#include <ns3/object.h>
32#include <ns3/packet.h>
33#include <ns3/ptr.h>
34#include <ns3/simulator.h>
35#include <ns3/spectrum-error-model.h>
36#include <ns3/spectrum-interference.h>
37#include <ns3/test.h>
38
39#include <iostream>
40#include <sstream>
41#include <string>
42
43using namespace ns3;
44
45NS_LOG_COMPONENT_DEFINE("LenaTestTtaFfMacScheduler");
46
47LenaTestTtaFfMacSchedulerSuite::LenaTestTtaFfMacSchedulerSuite()
48 : TestSuite("lte-tta-ff-mac-scheduler", Type::SYSTEM)
49{
50 NS_LOG_INFO("creating LenaTestTtaFfMacSchedulerSuite");
51
52 bool errorModel = false;
53
54 // Test Case : AMC works in TTA
55
56 // Note: here the MCS is calculated by the narrowband CQI
57
58 // DOWNLINK - DISTANCE 0 -> MCS 28 -> Itbs 26 (from table 7.1.7.2.1-1 of 36.213)
59 // 1 user -> 24 PRB at Itbs 26 -> 2196 -> 2196000 bytes/sec for one UE; 0 bytes/sec for other
60 // UEs 3 users -> 2196000 among 3 users -> 2196000 bytes/sec for one UE; 0 bytes/sec for other
61 // UEs 6 users -> 2196000 among 6 users -> 2196000 bytes/sec for one UE; 0 bytes/sec for other
62 // UEs 12 users -> 2196000 among 12 users -> 2196000 bytes/sec for one UE; 0 bytes/sec for other
63 // UEs UPLINK- DISTANCE 0 -> MCS 28 -> Itbs 26 (from table 7.1.7.2.1-1 of 36.213) 1 user -> 25
64 // PRB at Itbs 26 -> 2292 -> 2292000 bytes/sec 3 users -> 8 PRB at Itbs 26 -> 749 -> 749000
65 // bytes/sec 6 users -> 4 PRB at Itbs 26 -> 373 -> 373000 bytes/sec after the patch enforcing
66 // min 3 PRBs per UE: 12 users -> 3 PRB at Itbs 26 -> 277 bytes * 8/12 UE/TTI -> 184670
67 // bytes/sec
68 AddTestCase(new LenaTtaFfMacSchedulerTestCase(1, 0, 2196000, 2292000, errorModel),
69 TestCase::Duration::EXTENSIVE);
70 AddTestCase(new LenaTtaFfMacSchedulerTestCase(3, 0, 2196000, 749000, errorModel),
71 TestCase::Duration::QUICK);
72 AddTestCase(new LenaTtaFfMacSchedulerTestCase(6, 0, 2196000, 373000, errorModel),
73 TestCase::Duration::EXTENSIVE);
74 AddTestCase(new LenaTtaFfMacSchedulerTestCase(12, 0, 2196000, 184670, errorModel),
75 TestCase::Duration::EXTENSIVE);
76 AddTestCase(new LenaTtaFfMacSchedulerTestCase(15, 0, 2196000, 147730, errorModel),
77 TestCase::Duration::EXTENSIVE);
78
79 // DOWNLINK - DISTANCE 4800 -> MCS 22 -> Itbs 20 (from table 7.1.7.2.1-1 of 36.213)
80 // 1 user -> 24 PRB at Itbs 15 -> 1383 -> 1383000 bytes/sec for one UE; 0 bytes/sec for other
81 // UEs 3 users -> 1383000 among 3 users -> 1383000 bytes/sec for one UE; 0 bytes/sec for other
82 // UEs 6 users -> 1383000 among 6 users -> 1383000 bytes/sec for one UE; 0 bytes/sec for other
83 // UEs 12 users -> 1383000 among 12 users -> 1383000 bytes/sec for one UE; 0 bytes/sec for other
84 // UEs UPLINK - DISTANCE 4800 -> MCS 14 -> Itbs 13 (from table 7.1.7.2.1-1 of 36.213) 1 user ->
85 // 25 PRB at Itbs 13 -> 807 -> 807000 bytes/sec 3 users -> 8 PRB at Itbs 13 -> 253 -> 253000
86 // bytes/sec 6 users -> 4 PRB at Itbs 13 -> 125 -> 125000 bytes/sec after the patch enforcing
87 // min 3 PRBs per UE: 12 users -> 3 PRB at Itbs 13 -> 93 bytes * 8/12 UE/TTI -> 62000
88 // bytes/sec
89 AddTestCase(new LenaTtaFfMacSchedulerTestCase(1, 4800, 1383000, 807000, errorModel),
90 TestCase::Duration::EXTENSIVE);
91 AddTestCase(new LenaTtaFfMacSchedulerTestCase(3, 4800, 1383000, 253000, errorModel),
92 TestCase::Duration::EXTENSIVE);
93 AddTestCase(new LenaTtaFfMacSchedulerTestCase(6, 4800, 1383000, 125000, errorModel),
94 TestCase::Duration::EXTENSIVE);
95 AddTestCase(new LenaTtaFfMacSchedulerTestCase(12, 4800, 1383000, 62000, errorModel),
96 TestCase::Duration::EXTENSIVE);
97
98 // DOWNLINK - DISTANCE 6000 -> MCS 20 -> Itbs 18 (from table 7.1.7.2.1-1 of 36.213)
99 // 1 user -> 24 PRB at Itbs 15 -> 1191 -> 1191000 bytes/sec for one UE; 0 bytes/sec for other
100 // UEs 3 users -> 1191000 among 3 users -> 1191000 bytes/sec for one UE; 0 bytes/sec for other
101 // UEs 6 users -> 1191000 among 6 users -> 1191000 bytes/sec for one UE; 0 bytes/sec for other
102 // UEs 12 users ->1191000 among 12 users -> 1191000 bytes/sec for one UE; 0 bytes/sec for other
103 // UEs UPLINK - DISTANCE 6000 -> MCS 12 -> Itbs 11 (from table 7.1.7.2.1-1 of 36.213) 1 user ->
104 // 25 PRB at Itbs 11 -> 621 -> 621000 bytes/sec 3 users -> 8 PRB at Itbs 11 -> 201 -> 201000
105 // bytes/sec 6 users -> 4 PRB at Itbs 11 -> 97 -> 97000 bytes/sec after the patch enforcing min
106 // 3 PRBs per UE: 12 users -> 3 PRB at Itbs 11 -> 73 bytes * 8/12 UE/TTI -> 48667 bytes/sec
107 AddTestCase(new LenaTtaFfMacSchedulerTestCase(1, 6000, 1191000, 621000, errorModel),
108 TestCase::Duration::EXTENSIVE);
109 AddTestCase(new LenaTtaFfMacSchedulerTestCase(3, 6000, 1191000, 201000, errorModel),
110 TestCase::Duration::EXTENSIVE);
111 AddTestCase(new LenaTtaFfMacSchedulerTestCase(6, 6000, 1191000, 97000, errorModel),
112 TestCase::Duration::EXTENSIVE);
113 AddTestCase(new LenaTtaFfMacSchedulerTestCase(12, 6000, 1191000, 48667, errorModel),
114 TestCase::Duration::EXTENSIVE);
115
116 // DOWNLINK - DISTANCE 10000 -> MCS 14 -> Itbs 13 (from table 7.1.7.2.1-1 of 36.213)
117 // 1 user -> 24 PRB at Itbs 8 -> 775 -> 775000 bytes/sec for one UE; 0 bytes/sec for other UEs
118 // 3 users -> 775000 among 3 users -> 775000 bytes/sec for one UE; 0 bytes/sec for other UEs
119 // 6 users -> 775000 among 6 users -> 775000 bytes/sec for one UE; 0 bytes/sec for other UEs
120 // 12 users -> 775000 among 12 users -> 775000 bytes/sec for one UE; 0 bytes/sec for other UEs
121 // UPLINK - DISTANCE 10000 -> MCS 8 -> Itbs 8 (from table 7.1.7.2.1-1 of 36.213)
122 // 1 user -> 24 PRB at Itbs 8 -> 437 -> 437000 bytes/sec
123 // 3 users -> 8 PRB at Itbs 8 -> 137 -> 137000 bytes/sec
124 // 6 users -> 4 PRB at Itbs 8 -> 67 -> 67000 bytes/sec
125 // after the patch enforcing min 3 PRBs per UE:
126 // 12 users -> 3 PRB at Itbs 8 -> 49 bytes * 8/12 UE/TTI -> 32667 bytes/sec
127 AddTestCase(new LenaTtaFfMacSchedulerTestCase(1, 10000, 775000, 437000, errorModel),
128 TestCase::Duration::EXTENSIVE);
129 AddTestCase(new LenaTtaFfMacSchedulerTestCase(3, 10000, 775000, 137000, errorModel),
130 TestCase::Duration::EXTENSIVE);
131 AddTestCase(new LenaTtaFfMacSchedulerTestCase(6, 10000, 775000, 67000, errorModel),
132 TestCase::Duration::EXTENSIVE);
133 AddTestCase(new LenaTtaFfMacSchedulerTestCase(12, 10000, 775000, 32667, errorModel),
134 TestCase::Duration::EXTENSIVE);
135
136 // DONWLINK - DISTANCE 20000 -> MCS 8 -> Itbs 8 (from table 7.1.7.2.1-1 of 36.213)
137 // 1 user -> 24 PRB at Itbs 8 -> 421 -> 421000 bytes/sec for one UE; 0 bytes/sec for other UEs
138 // 3 users -> 421000 among 3 users -> 421000 bytes/sec for one UE; 0 bytes/sec for other UEs
139 // 6 users -> 421000 among 6 users -> 421000 bytes/sec for one UE; 0 bytes/sec for other UEs
140 // 12 users -> 421000 among 12 users -> 421000 bytes/sec for one UE; 0 bytes/sec for other UEs
141 // UPLINK - DISTANCE 20000 -> MCS 2 -> Itbs 2 (from table 7.1.7.2.1-1 of 36.213)
142 // 1 user -> 25 PRB at Itbs 2 -> 233 -> 137000 bytes/sec
143 // 3 users -> 8 PRB at Itbs 2 -> 69 -> 41000 bytes/sec
144 // 6 users -> 4 PRB at Itbs 2 -> 32 -> 22000 bytes/sec
145 // after the patch enforcing min 3 PRBs per UE:
146 // 12 users -> 3 PRB at Itbs 2 -> 26 bytes * 8/12 UE/TTI -> 12000 bytes/sec
147 AddTestCase(new LenaTtaFfMacSchedulerTestCase(1, 20000, 421000, 137000, errorModel),
148 TestCase::Duration::EXTENSIVE);
149 AddTestCase(new LenaTtaFfMacSchedulerTestCase(3, 20000, 421000, 41000, errorModel),
150 TestCase::Duration::EXTENSIVE);
151 AddTestCase(new LenaTtaFfMacSchedulerTestCase(6, 20000, 421000, 22000, errorModel),
152 TestCase::Duration::EXTENSIVE);
153 AddTestCase(new LenaTtaFfMacSchedulerTestCase(12, 20000, 421000, 12000, errorModel),
154 TestCase::Duration::EXTENSIVE);
155
156 // DOWNLINK - DISTANCE 100000 -> CQI == 0 -> out of range -> 0 bytes/sec
157 // UPLINK - DISTANCE 100000 -> CQI == 0 -> out of range -> 0 bytes/sec
158 AddTestCase(new LenaTtaFfMacSchedulerTestCase(1, 100000, 0, 0, errorModel),
159 TestCase::Duration::QUICK);
160}
161
162/**
163 * \ingroup lte-test
164 * Static variable for test initialization
165 */
166static LenaTestTtaFfMacSchedulerSuite lenaTestTtaFfMacSchedulerSuite;
167
168// --------------- T E S T - C A S E ------------------------------
169
170std::string
171LenaTtaFfMacSchedulerTestCase::BuildNameString(uint16_t nUser, double dist)
172{
173 std::ostringstream oss;
174 oss << nUser << " UEs, distance " << dist << " m";
175 return oss.str();
176}
177
178LenaTtaFfMacSchedulerTestCase::LenaTtaFfMacSchedulerTestCase(uint16_t nUser,
179 double dist,
180 double thrRefDl,
181 double thrRefUl,
182 bool errorModelEnabled)
183 : TestCase(BuildNameString(nUser, dist)),
184 m_nUser(nUser),
185 m_dist(dist),
186 m_thrRefDl(thrRefDl),
187 m_thrRefUl(thrRefUl),
188 m_errorModelEnabled(errorModelEnabled)
189{
190}
191
195
196void
197LenaTtaFfMacSchedulerTestCase::DoRun()
198{
199 NS_LOG_FUNCTION(this << m_nUser << m_dist);
200
201 if (!m_errorModelEnabled)
202 {
203 Config::SetDefault("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue(false));
204 Config::SetDefault("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue(false));
205 }
206
207 Config::SetDefault("ns3::LteHelper::UseIdealRrc", BooleanValue(true));
208 Config::SetDefault("ns3::MacStatsCalculator::DlOutputFilename",
209 StringValue(CreateTempDirFilename("DlMacStats.txt")));
210 Config::SetDefault("ns3::MacStatsCalculator::UlOutputFilename",
211 StringValue(CreateTempDirFilename("UlMacStats.txt")));
212 Config::SetDefault("ns3::RadioBearerStatsCalculator::DlRlcOutputFilename",
213 StringValue(CreateTempDirFilename("DlRlcStats.txt")));
214 Config::SetDefault("ns3::RadioBearerStatsCalculator::UlRlcOutputFilename",
215 StringValue(CreateTempDirFilename("UlRlcStats.txt")));
216
217 // Disable Uplink Power Control
218 Config::SetDefault("ns3::LteUePhy::EnableUplinkPowerControl", BooleanValue(false));
219
220 /**
221 * Initialize Simulation Scenario: 1 eNB and m_nUser UEs
222 */
223
224 Ptr<LteHelper> lteHelper = CreateObject<LteHelper>();
225 lteHelper->SetAttribute("PathlossModel", StringValue("ns3::FriisSpectrumPropagationLossModel"));
226
227 // Create Nodes: eNodeB and UE
228 NodeContainer enbNodes;
229 NodeContainer ueNodes;
230 enbNodes.Create(1);
231 ueNodes.Create(m_nUser);
232
233 // Install Mobility Model
234 MobilityHelper mobility;
235 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
236 mobility.Install(enbNodes);
237 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
238 mobility.Install(ueNodes);
239
240 // Create Devices and install them in the Nodes (eNB and UE)
241 NetDeviceContainer enbDevs;
242 NetDeviceContainer ueDevs;
243 lteHelper->SetSchedulerType("ns3::TtaFfMacScheduler");
244 lteHelper->SetSchedulerAttribute("UlCqiFilter", EnumValue(FfMacScheduler::SRS_UL_CQI));
245 enbDevs = lteHelper->InstallEnbDevice(enbNodes);
246 ueDevs = lteHelper->InstallUeDevice(ueNodes);
247
248 // Attach a UE to a eNB
249 lteHelper->Attach(ueDevs, enbDevs.Get(0));
250
251 // Activate an EPS bearer
252 EpsBearer::Qci q = EpsBearer::GBR_CONV_VOICE;
253 EpsBearer bearer(q);
254 lteHelper->ActivateDataRadioBearer(ueDevs, bearer);
255
256 Ptr<LteEnbNetDevice> lteEnbDev = enbDevs.Get(0)->GetObject<LteEnbNetDevice>();
257 Ptr<LteEnbPhy> enbPhy = lteEnbDev->GetPhy();
258 enbPhy->SetAttribute("TxPower", DoubleValue(30.0));
259 enbPhy->SetAttribute("NoiseFigure", DoubleValue(5.0));
260
261 // Set UEs' position and power
262 for (int i = 0; i < m_nUser; i++)
263 {
264 Ptr<ConstantPositionMobilityModel> mm =
265 ueNodes.Get(i)->GetObject<ConstantPositionMobilityModel>();
266 mm->SetPosition(Vector(m_dist, 0.0, 0.0));
267 Ptr<LteUeNetDevice> lteUeDev = ueDevs.Get(i)->GetObject<LteUeNetDevice>();
268 Ptr<LteUePhy> uePhy = lteUeDev->GetPhy();
269 uePhy->SetAttribute("TxPower", DoubleValue(23.0));
270 uePhy->SetAttribute("NoiseFigure", DoubleValue(9.0));
271 }
272
273 double statsStartTime = 0.300; // need to allow for RRC connection establishment + SRS
274 double statsDuration = 0.6;
275 double tolerance = 0.1;
276 Simulator::Stop(Seconds(statsStartTime + statsDuration - 0.000001));
277
278 lteHelper->EnableMacTraces();
279 lteHelper->EnableRlcTraces();
280 Ptr<RadioBearerStatsCalculator> rlcStats = lteHelper->GetRlcStats();
281 rlcStats->SetAttribute("StartTime", TimeValue(Seconds(statsStartTime)));
282 rlcStats->SetAttribute("EpochDuration", TimeValue(Seconds(statsDuration)));
283
284 Simulator::Run();
285
286 /**
287 * Check that the downlink assignment is done in a "Throughput to Average" manner
288 */
289 NS_LOG_INFO("DL - Test with " << m_nUser << " user(s) at distance " << m_dist);
290 std::vector<uint64_t> dlDataRxed;
291 for (int i = 0; i < m_nUser; i++)
292 {
293 // get the imsi
294 uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
295 uint8_t lcId = 3;
296 dlDataRxed.push_back(rlcStats->GetDlRxData(imsi, lcId));
297 NS_LOG_INFO("\tUser " << i << " imsi " << imsi << " bytes rxed " << (double)dlDataRxed.at(i)
298 << " thr " << (double)dlDataRxed.at(i) / statsDuration << " ref "
299 << m_thrRefDl);
300 }
301
302 /**
303 * Check that the assignment is done in a "Throughput to Average" manner among users
304 * with maximum SINRs: without fading, current FD MT always assign all resources to one UE
305 */
306
307 uint8_t found = 0;
308 for (int i = 0; i < m_nUser; i++)
309 {
310 double throughput = (double)dlDataRxed.at(i) / statsDuration;
311 if (throughput != 0 && found == 0)
312 {
313 NS_TEST_ASSERT_MSG_EQ_TOL(throughput,
314 m_thrRefDl,
315 m_thrRefDl * tolerance,
316 " Unfair Throughput!");
317 found = 1;
318 }
319 else if (throughput != 0 && found == 1)
320 {
321 NS_TEST_ASSERT_MSG_EQ_TOL(0, m_thrRefDl, m_thrRefDl * tolerance, " Unfair Throughput!");
322 }
323 else
324 {
325 NS_TEST_ASSERT_MSG_EQ_TOL(throughput, 0, 0, " Unfair Throughput!");
326 }
327 }
328
329 /**
330 * Check that the uplink assignment is done in a "proportional fair" manner
331 */
332 NS_LOG_INFO("UL - Test with " << m_nUser << " user(s) at distance " << m_dist);
333 std::vector<uint64_t> ulDataRxed;
334 for (int i = 0; i < m_nUser; i++)
335 {
336 // get the imsi
337 uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
338 // get the lcId
339 uint8_t lcId = 3;
340 ulDataRxed.push_back(rlcStats->GetUlRxData(imsi, lcId));
341 NS_LOG_INFO("\tUser " << i << " imsi " << imsi << " bytes rxed " << (double)ulDataRxed.at(i)
342 << " thr " << (double)ulDataRxed.at(i) / statsDuration << " ref "
343 << m_thrRefUl);
344 }
345 /**
346 * Check that the assignment is done in a "proportional fair" manner among users
347 * with equal SINRs: the bandwidth should be distributed according to the
348 * ratio of the estimated throughput per TTI of each user; therefore equally
349 * partitioning the whole bandwidth achievable from a single users in a TTI
350 */
351 for (int i = 0; i < m_nUser; i++)
352 {
353 NS_TEST_ASSERT_MSG_EQ_TOL((double)ulDataRxed.at(i) / statsDuration,
354 m_thrRefUl,
355 m_thrRefUl * tolerance,
356 " Unfair Throughput!");
357 }
358 Simulator::Destroy();
359}
LenaTestTtaFfMacSchedulerSuite
Lena Test Tta Ff Mac Scheduler Suite.
Definition lte-test-tta-ff-mac-scheduler.h:71
LenaTtaFfMacSchedulerTestCase
This system test program creates different test cases with a single eNB and several UEs,...
Definition lte-test-tta-ff-mac-scheduler.h:31
LenaTtaFfMacSchedulerTestCase::m_dist
double m_dist
the distance between nodes
Definition lte-test-tta-ff-mac-scheduler.h:59
LenaTtaFfMacSchedulerTestCase::m_thrRefUl
double m_thrRefUl
the UL throughput reference
Definition lte-test-tta-ff-mac-scheduler.h:61
LenaTtaFfMacSchedulerTestCase::LenaTtaFfMacSchedulerTestCase
LenaTtaFfMacSchedulerTestCase(uint16_t nUser, double dist, double thrRefDl, double thrRefUl, bool errorModelEnabled)
Constructor.
Definition lte-test-tta-ff-mac-scheduler.cc:178
LenaTtaFfMacSchedulerTestCase::m_errorModelEnabled
bool m_errorModelEnabled
is error model enabled?
Definition lte-test-tta-ff-mac-scheduler.h:62
LenaTtaFfMacSchedulerTestCase::DoRun
void DoRun() override
Implementation to actually run this TestCase.
Definition lte-test-tta-ff-mac-scheduler.cc:197
LenaTtaFfMacSchedulerTestCase::BuildNameString
static std::string BuildNameString(uint16_t nUser, double dist)
Build name string.
Definition lte-test-tta-ff-mac-scheduler.cc:171
LenaTtaFfMacSchedulerTestCase::m_thrRefDl
double m_thrRefDl
the DL throughput reference
Definition lte-test-tta-ff-mac-scheduler.h:60
ns3::ConstantPositionMobilityModel
Mobility model for which the current position does not change once it has been set and until it is se...
Definition constant-position-mobility-model.h:23
ns3::DoubleValue
This class can be used to hold variables of floating point type such as 'double' or 'float'.
Definition double.h:31
ns3::EnumValue
Hold variables of type enum.
Definition enum.h:52
ns3::EpsBearer
This class contains the specification of EPS Bearers.
Definition eps-bearer.h:80
ns3::EpsBearer::Qci
Qci
QoS Class Indicator.
Definition eps-bearer.h:95
ns3::EpsBearer::GBR_CONV_VOICE
@ GBR_CONV_VOICE
GBR Conversational Voice.
Definition eps-bearer.h:96
ns3::LteEnbNetDevice
The eNodeB device implementation.
Definition lte-enb-net-device.h:48
ns3::LteUeNetDevice
The LteUeNetDevice class implements the UE net device.
Definition lte-ue-net-device.h:46
ns3::MobilityHelper
Helper class used to assign positions and mobility models to nodes.
Definition mobility-helper.h:33
ns3::NetDeviceContainer
holds a vector of ns3::NetDevice pointers
Definition net-device-container.h:32
ns3::NetDeviceContainer::Get
Ptr< NetDevice > Get(uint32_t i) const
Get the Ptr<NetDevice> stored in this container at a given index.
Definition net-device-container.cc:56
ns3::NodeContainer
keep track of a set of node pointers.
Definition node-container.h:29
ns3::NodeContainer::Create
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
Definition node-container.cc:73
ns3::NodeContainer::Get
Ptr< Node > Get(uint32_t i) const
Get the Ptr<Node> stored in this container at a given index.
Definition node-container.cc:67
ns3::Object::GetObject
Ptr< T > GetObject() const
Get a pointer to the requested aggregated Object.
Definition object.h:511
ns3::Ptr
Smart pointer class similar to boost::intrusive_ptr.
Definition mpi-test-fixtures.h:37
ns3::Simulator::Destroy
static void Destroy()
Execute the events scheduled with ScheduleDestroy().
Definition simulator.cc:131
ns3::Simulator::Run
static void Run()
Run the simulation.
Definition simulator.cc:167
ns3::Simulator::Stop
static void Stop()
Tell the Simulator the calling event should be the last one executed.
Definition simulator.cc:175
ns3::StringValue
Hold variables of type string.
Definition string.h:45
ns3::TestCase
encapsulates test code
Definition test.h:1050
ns3::TestCase::AddTestCase
void AddTestCase(TestCase *testCase, Duration duration=Duration::QUICK)
Add an individual child TestCase to this test suite.
Definition test.cc:292
ns3::TestCase::CreateTempDirFilename
std::string CreateTempDirFilename(std::string filename)
Construct the full path to a file in a temporary directory.
Definition test.cc:432
ns3::TestSuite
A suite of tests to run.
Definition test.h:1267
ns3::TestSuite::Type
Type
Type of test.
Definition test.h:1274
ns3::Config::SetDefault
void SetDefault(std::string name, const AttributeValue &value)
Definition config.cc:883
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition log.h:191
NS_LOG_FUNCTION
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
Definition log-macros-enabled.h:229
NS_LOG_INFO
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Definition log.h:264
lenaTestTtaFfMacSchedulerSuite
static LenaTestTtaFfMacSchedulerSuite lenaTestTtaFfMacSchedulerSuite
Static variable for test initialization.
Definition lte-test-tta-ff-mac-scheduler.cc:166
ns3::CreateObject
Ptr< T > CreateObject(Args &&... args)
Create an object by type, with varying number of constructor parameters.
Definition object.h:619
NS_TEST_ASSERT_MSG_EQ_TOL
#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:327
ns3::Seconds
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition nstime.h:1308
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
throughput
std::ofstream throughput
Definition tcp-bbr-example.cc:58