A Discrete-Event Network Simulator
API
lte-test-rr-ff-mac-scheduler.cc
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1/*
2 * Copyright (c) 2011, 2012 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
3 *
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation;
7 *
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
16 *
17 * Author: Marco Miozzo <marco.miozzo@cttc.es>
18 * Nicola Baldo <nbaldo@cttc.es>
19 */
20
22
23#include "ns3/double.h"
24#include "ns3/radio-bearer-stats-calculator.h"
25#include "ns3/string.h"
26#include <ns3/boolean.h>
27#include <ns3/config-store-module.h>
28#include <ns3/constant-position-mobility-model.h>
29#include <ns3/enum.h>
30#include <ns3/eps-bearer.h>
31#include <ns3/ff-mac-scheduler.h>
32#include <ns3/log.h>
33#include <ns3/lte-enb-net-device.h>
34#include <ns3/lte-enb-phy.h>
35#include <ns3/lte-helper.h>
36#include <ns3/lte-ue-net-device.h>
37#include <ns3/lte-ue-phy.h>
38#include <ns3/lte-ue-rrc.h>
39#include <ns3/mobility-helper.h>
40#include <ns3/net-device-container.h>
41#include <ns3/node-container.h>
42#include <ns3/object.h>
43#include <ns3/packet.h>
44#include <ns3/ptr.h>
45#include <ns3/simulator.h>
46#include <ns3/spectrum-error-model.h>
47#include <ns3/spectrum-interference.h>
48#include <ns3/test.h>
49
50#include <iostream>
51
52using namespace ns3;
53
54NS_LOG_COMPONENT_DEFINE("LenaTestRrFfMacScheduler");
55
57 : TestSuite("lte-rr-ff-mac-scheduler", SYSTEM)
58{
59 NS_LOG_INFO("creating LenaRrFfMacSchedulerTestCase");
60
61 bool errorModel = true;
62
63 // DOWNLINK- DISTANCE 0 -> MCS 28 -> Itbs 26 (from table 7.1.7.2.1-1 of 36.213)
64 // 1 user -> 24 PRB at Itbs 26 -> 2196 -> 2196000 bytes/sec
65 // 3 users -> 8 PRB at Itbs 26 -> 749 -> 749000 bytes/sec
66 // 6 users -> 4 PRB at Itbs 26 -> 373 -> 373000 bytes/sec
67 // 9 user -> 2 PRB at Itbs 26 -> 185 -> 185000 bytes/sec
68 // 12 users -> 2 PRB at Itbs 26 -> 185 -> 185000 bytes/sec
69 // 15 users -> 2 PRB at Itbs 26 * 0.8 -> 148 -> 148000 bytes/sec
70 // UPLINK- DISTANCE 0 -> MCS 28 -> Itbs 26 (from table 7.1.7.2.1-1 of 36.213)
71 // 1 user -> 25 PRB at Itbs 26 -> 2292 -> 2292000 bytes/sec
72 // 3 users -> 8 PRB at Itbs 26 -> 749 -> 749000 bytes/sec
73 // 6 users -> 4 PRB at Itbs 26 -> 373 -> 373000 bytes/sec
74 // after the patch enforcing min 3 PRBs per UE:
75 // 9 users -> 3 PRB at Itbs 26 -> 277 bytes * 8/9 UE/TTI -> 246220 bytes/sec
76 // 12 users -> 3 PRB at Itbs 26 -> 277 bytes * 8/12 UE/TTI -> 184670 bytes/sec
77 // 15 users -> 3 PRB at Itbs 26 -> 277 bytes * 8/15 UE/TTI -> 147730 bytes/sec
78 AddTestCase(new LenaRrFfMacSchedulerTestCase(1, 0, 2196000, 2292000, errorModel),
79 TestCase::EXTENSIVE);
80 AddTestCase(new LenaRrFfMacSchedulerTestCase(3, 0, 749000, 749000, errorModel),
81 TestCase::QUICK);
82 AddTestCase(new LenaRrFfMacSchedulerTestCase(6, 0, 373000, 373000, errorModel),
83 TestCase::EXTENSIVE);
84 AddTestCase(new LenaRrFfMacSchedulerTestCase(9, 0, 185000, 246220, errorModel),
85 TestCase::EXTENSIVE);
86 AddTestCase(new LenaRrFfMacSchedulerTestCase(12, 0, 185000, 184670, errorModel),
87 TestCase::EXTENSIVE);
88 AddTestCase(new LenaRrFfMacSchedulerTestCase(15, 0, 148000, 147730, errorModel),
89 TestCase::EXTENSIVE);
90
91 // DOWNLINK - DISTANCE 4800 -> MCS 22 -> Itbs 20 (from table 7.1.7.2.1-1 of 36.213)
92 // 1 user -> 24 PRB at Itbs 20 -> 1383 -> 1383000 bytes/sec
93 // 3 users -> 8 PRB at Itbs 20 -> 469 -> 469000 bytes/sec
94 // 6 users -> 4 PRB at Itbs 20 -> 233 -> 233000 bytes/sec
95 // 9 user -> 2 PRB at Itbs 20 -> 113 -> 113000 bytes/sec
96 // 12 users -> 2 PRB at Itbs 20 -> 113 -> 113000 bytes/sec
97 // 15 users -> 2 PRB at Itbs 20 * 0.8 -> 90.4 -> 90400 bytes/sec
98 // UPLINK - DISTANCE 4800 -> MCS 14 -> Itbs 13 (from table 7.1.7.2.1-1 of 36.213)
99 // 1 user -> 25 PRB at Itbs 13 -> 807 -> 807000 bytes/sec
100 // 3 users -> 8 PRB at Itbs 13 -> 253 -> 253000 bytes/sec
101 // 6 users -> 4 PRB at Itbs 13 -> 125 -> 125000 bytes/sec
102 // after the patch enforcing min 3 PRBs per UE:
103 // 9 users -> 3 PRB at Itbs 13 -> 93 bytes * 8/9 UE/TTI -> 82667 bytes/sec
104 // 12 users -> 3 PRB at Itbs 13 -> 93 bytes * 8/12 UE/TTI -> 62000 bytes/sec
105 // 15 users -> 3 PRB at Itbs 13 -> 93 bytes * 8/15 UE/TTI -> 49600 bytes/sec
106 AddTestCase(new LenaRrFfMacSchedulerTestCase(1, 4800, 1383000, 807000, errorModel),
107 TestCase::EXTENSIVE);
108 AddTestCase(new LenaRrFfMacSchedulerTestCase(3, 4800, 469000, 253000, errorModel),
109 TestCase::EXTENSIVE);
110 AddTestCase(new LenaRrFfMacSchedulerTestCase(6, 4800, 233000, 125000, errorModel),
111 TestCase::EXTENSIVE);
112 AddTestCase(new LenaRrFfMacSchedulerTestCase(9, 4800, 113000, 82667, errorModel),
113 TestCase::EXTENSIVE);
114 AddTestCase(new LenaRrFfMacSchedulerTestCase(12, 4800, 113000, 62000, errorModel),
115 TestCase::EXTENSIVE);
116 AddTestCase(new LenaRrFfMacSchedulerTestCase(15, 4800, 90400, 49600, errorModel),
117 TestCase::EXTENSIVE);
118
119 // DOWNLINK - DISTANCE 6000 -> MCS 20 -> Itbs 18 (from table 7.1.7.2.1-1 of 36.213)
120 // 1 user -> 24 PRB at Itbs 15 -> 1191 -> 1191000 bytes/sec
121 // 3 users -> 8 PRB at Itbs 15 -> 389 -> 389000 bytes/sec
122 // 6 users -> 4 PRB at Itbs 15 -> 193 -> 193000 bytes/sec
123 // 9 user -> 2 PRB at Itbs 15 -> 97 -> 97000 bytes/sec
124 // 12 users -> 2 PRB at Itbs 15 -> 97 -> 97000 bytes/sec
125 // 15 users -> 2 PRB at Itbs 15 * 0.8 -> 77.6 -> 77600 bytes/sec
126 // UPLINK - DISTANCE 6000 -> MCS 12 -> Itbs 11 (from table 7.1.7.2.1-1 of 36.213)
127 // 1 user -> 25 PRB at Itbs 11 -> 621 -> 621000 bytes/sec
128 // 3 users -> 8 PRB at Itbs 11 -> 201 -> 201000 bytes/sec
129 // 6 users -> 4 PRB at Itbs 11 -> 97 -> 97000 bytes/sec
130 // 9 users -> 3 PRB at Itbs 11 -> 73 bytes * 8/9 UE/TTI -> 64889 bytes/sec
131 // 12 users -> 3 PRB at Itbs 11 -> 73 bytes * 8/12 UE/TTI -> 48667 bytes/sec
132 // 15 users -> 3 PRB at Itbs 11 -> 73 bytes * 8/15 UE/TTI -> 38993 bytes/sec
133 AddTestCase(new LenaRrFfMacSchedulerTestCase(1, 6000, 1191000, 621000, errorModel),
134 TestCase::EXTENSIVE);
135 AddTestCase(new LenaRrFfMacSchedulerTestCase(3, 6000, 389000, 201000, errorModel),
136 TestCase::EXTENSIVE);
137 AddTestCase(new LenaRrFfMacSchedulerTestCase(6, 6000, 193000, 97000, errorModel),
138 TestCase::EXTENSIVE);
139 AddTestCase(new LenaRrFfMacSchedulerTestCase(9, 6000, 97000, 64889, errorModel),
140 TestCase::EXTENSIVE);
141 AddTestCase(new LenaRrFfMacSchedulerTestCase(12, 6000, 97000, 48667, errorModel),
142 TestCase::EXTENSIVE);
143 AddTestCase(new LenaRrFfMacSchedulerTestCase(15, 6000, 77600, 38993, errorModel),
144 TestCase::EXTENSIVE);
145
146 // DOWNLINK - DISTANCE 20000 -> MCS 8 -> Itbs 8 (from table 7.1.7.2.1-1 of 36.213)
147 // 1 user -> 24 PRB at Itbs 8 -> 421 -> 421000 bytes/sec
148 // 3 users -> 8 PRB at Itbs 8 -> 137 -> 137000 bytes/sec
149 // 6 users -> 4 PRB at Itbs 8 -> 67 -> 67000 bytes/sec
150 // 9 user -> 2 PRB at Itbs 8 -> 32 -> 32000 bytes/sec
151 // 12 users -> 2 PRB at Itbs 8 -> 32 -> 32000 bytes/sec
152 // 15 users -> 2 PRB at Itbs 8 * 0.8 -> 25.6 -> 25600 bytes/sec
153 // UPLINK - DISTANCE 20000 -> MCS 2 -> Itbs 2 (from table 7.1.7.2.1-1 of 36.213)
154 // 1 user -> 25 PRB at Itbs 2 -> 137 -> 137000 bytes/sec
155 // 3 users -> 8 PRB at Itbs 2 -> 41 -> 41000 bytes/sec
156 // 6 users -> 4 PRB at Itbs 2 -> 22 -> 22000 bytes/sec
157 // after the patch enforcing min 3 PRBs per UE:
158 // 9 users -> 3 PRB at Itbs 2 -> 18 bytes * 8/9 UE/TTI -> 16000 bytes/sec
159 // 12 users -> 3 PRB at Itbs 2 -> 18 bytes * 8/12 UE/TTI -> 12000 bytes/sec
160 // 15 users -> 3 PRB at Itbs 2 -> 18 bytes * 8/15 UE/TTI -> 9600 bytes/sec
161 AddTestCase(new LenaRrFfMacSchedulerTestCase(1, 20000, 421000, 137000, errorModel),
162 TestCase::EXTENSIVE);
163 AddTestCase(new LenaRrFfMacSchedulerTestCase(3, 20000, 137000, 41000, errorModel),
164 TestCase::EXTENSIVE);
165 AddTestCase(new LenaRrFfMacSchedulerTestCase(6, 20000, 67000, 22000, errorModel),
166 TestCase::EXTENSIVE);
167 AddTestCase(new LenaRrFfMacSchedulerTestCase(9, 20000, 32000, 16000, errorModel),
168 TestCase::EXTENSIVE);
169 AddTestCase(new LenaRrFfMacSchedulerTestCase(12, 20000, 32000, 12000, errorModel),
170 TestCase::EXTENSIVE);
171 AddTestCase(new LenaRrFfMacSchedulerTestCase(15, 20000, 25600, 9600, errorModel),
172 TestCase::EXTENSIVE);
173
174 // DOWNLINK - DISTANCE 100000 -> CQI == 0 -> out of range -> 0 bytes/sec
175 // UPLINK - DISTANCE 100000 -> CQI == 0 -> out of range -> 0 bytes/sec
176 AddTestCase(new LenaRrFfMacSchedulerTestCase(1, 100000, 0, 0, errorModel), TestCase::QUICK);
177}
178
180
181std::string
183{
184 std::ostringstream oss;
185 oss << nUser << " UEs, distance " << dist << " m";
186 return oss.str();
187}
188
190 double dist,
191 double thrRefDl,
192 double thrRefUl,
193 bool errorModelEnabled)
194 : TestCase(BuildNameString(nUser, dist)),
195 m_nUser(nUser),
196 m_dist(dist),
197 m_thrRefDl(thrRefDl),
198 m_thrRefUl(thrRefUl),
199 m_errorModelEnabled(errorModelEnabled)
200{
201}
202
204{
205}
206
207void
209{
210 NS_LOG_FUNCTION(this << m_nUser << m_dist);
212 {
213 Config::SetDefault("ns3::LteSpectrumPhy::CtrlErrorModelEnabled", BooleanValue(false));
214 Config::SetDefault("ns3::LteSpectrumPhy::DataErrorModelEnabled", BooleanValue(false));
215 }
216 Config::SetDefault("ns3::LteHelper::UseIdealRrc", BooleanValue(false));
217 Config::SetDefault("ns3::MacStatsCalculator::DlOutputFilename",
218 StringValue(CreateTempDirFilename("DlMacStats.txt")));
219 Config::SetDefault("ns3::MacStatsCalculator::UlOutputFilename",
220 StringValue(CreateTempDirFilename("UlMacStats.txt")));
221 Config::SetDefault("ns3::RadioBearerStatsCalculator::DlRlcOutputFilename",
222 StringValue(CreateTempDirFilename("DlRlcStats.txt")));
223 Config::SetDefault("ns3::RadioBearerStatsCalculator::UlRlcOutputFilename",
224 StringValue(CreateTempDirFilename("UlRlcStats.txt")));
225
226 // This is needed as the RR scheduler does not allocate resources properly for retransmission
227 Config::SetDefault("ns3::LteRlcAm::TxOpportunityForRetxAlwaysBigEnough", BooleanValue(true));
228
229 // Disable Uplink Power Control
230 Config::SetDefault("ns3::LteUePhy::EnableUplinkPowerControl", BooleanValue(false));
231
236 Ptr<LteHelper> lteHelper = CreateObject<LteHelper>();
237
238 lteHelper->SetAttribute("PathlossModel", StringValue("ns3::FriisSpectrumPropagationLossModel"));
239
240 // Create Nodes: eNodeB and UE
241 NodeContainer enbNodes;
242 NodeContainer ueNodes;
243 enbNodes.Create(1);
244 ueNodes.Create(m_nUser);
245
246 // Install Mobility Model
248 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
249 mobility.Install(enbNodes);
250 mobility.SetMobilityModel("ns3::ConstantPositionMobilityModel");
251 mobility.Install(ueNodes);
252
253 // Create Devices and install them in the Nodes (eNB and UE)
254 NetDeviceContainer enbDevs;
255 NetDeviceContainer ueDevs;
256 lteHelper->SetSchedulerType("ns3::RrFfMacScheduler");
257 lteHelper->SetSchedulerAttribute("UlCqiFilter", EnumValue(FfMacScheduler::SRS_UL_CQI));
258 enbDevs = lteHelper->InstallEnbDevice(enbNodes);
259 ueDevs = lteHelper->InstallUeDevice(ueNodes);
260
261 // Attach a UE to a eNB
262 lteHelper->Attach(ueDevs, enbDevs.Get(0));
263
264 // Activate an EPS bearer
265 enum EpsBearer::Qci q = EpsBearer::GBR_CONV_VOICE;
266 EpsBearer bearer(q);
267 lteHelper->ActivateDataRadioBearer(ueDevs, bearer);
268
269 Ptr<LteEnbNetDevice> lteEnbDev = enbDevs.Get(0)->GetObject<LteEnbNetDevice>();
270 Ptr<LteEnbPhy> enbPhy = lteEnbDev->GetPhy();
271 enbPhy->SetAttribute("TxPower", DoubleValue(30.0));
272 enbPhy->SetAttribute("NoiseFigure", DoubleValue(5.0));
273
274 // Set UEs' position and power
275 for (int i = 0; i < m_nUser; i++)
276 {
279 mm->SetPosition(Vector(m_dist, 0.0, 0.0));
280 Ptr<LteUeNetDevice> lteUeDev = ueDevs.Get(i)->GetObject<LteUeNetDevice>();
281 Ptr<LteUePhy> uePhy = lteUeDev->GetPhy();
282 uePhy->SetAttribute("TxPower", DoubleValue(23.0));
283 uePhy->SetAttribute("NoiseFigure", DoubleValue(9.0));
284 }
285
286 double statsStartTime = 0.300; // need to allow for RRC connection establishment + SRS
287 double statsDuration = 0.4;
288 double tolerance = 0.1;
289 Simulator::Stop(Seconds(statsStartTime + statsDuration - 0.0001));
290
291 lteHelper->EnableRlcTraces();
292 Ptr<RadioBearerStatsCalculator> rlcStats = lteHelper->GetRlcStats();
293 rlcStats->SetAttribute("StartTime", TimeValue(Seconds(statsStartTime)));
294 rlcStats->SetAttribute("EpochDuration", TimeValue(Seconds(statsDuration)));
295
296 Simulator::Run();
297
301 NS_LOG_INFO("DL - Test with " << m_nUser << " user(s) at distance " << m_dist);
302 std::vector<uint64_t> dlDataRxed;
304 {
305 m_thrRefDl *= 0.95; // for couting the Vienna AMC behavior: BLER between 0% and 10%
306 }
307 for (int i = 0; i < m_nUser; i++)
308 {
309 // get the imsi
310 uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
311 uint8_t lcId = 3;
312 dlDataRxed.push_back(rlcStats->GetDlRxData(imsi, lcId));
313 NS_LOG_INFO("\tUser " << i << " imsi " << imsi << " lcid " << (uint16_t)lcId
314 << " bytes rxed " << (double)dlDataRxed.at(i) << " thr "
315 << (double)dlDataRxed.at(i) / statsDuration << " ref " << m_thrRefDl);
316 NS_TEST_ASSERT_MSG_EQ_TOL((double)dlDataRxed.at(i) / statsDuration,
318 m_thrRefDl * tolerance,
319 " Unfair Throughput!");
320 }
321
322 NS_LOG_INFO("UL - Test with " << m_nUser << " user(s) at distance " << m_dist);
323 std::vector<uint64_t> ulDataRxed;
325 {
326 m_thrRefUl *= 0.95; // for couting the Vienna AMC behavior: BLER between 0% and 10%
327 }
328 for (int i = 0; i < m_nUser; i++)
329 {
330 // get the imsi
331 uint64_t imsi = ueDevs.Get(i)->GetObject<LteUeNetDevice>()->GetImsi();
332 // get the lcId
333 uint8_t lcId = 3;
334 ulDataRxed.push_back(rlcStats->GetUlRxData(imsi, lcId));
335 NS_LOG_INFO("\tUser " << i << " imsi " << imsi << " lcid " << (uint16_t)lcId
336 << " bytes rxed " << (double)ulDataRxed.at(i) << " thr "
337 << (double)ulDataRxed.at(i) / statsDuration << " ref " << m_thrRefUl
338 << " txed " << rlcStats->GetUlTxData(imsi, lcId) / statsDuration);
339 NS_TEST_ASSERT_MSG_EQ_TOL((double)ulDataRxed.at(i) / statsDuration,
341 m_thrRefUl * tolerance,
342 " Unfair Throughput!");
343 }
344
345 Simulator::Destroy();
346}
This system test program creates different test cases with a single eNB and This system test program ...
double m_thrRefDl
the DL throughput reference
void DoRun() override
Implementation to actually run this TestCase.
double m_thrRefUl
the UL throughput reference
bool m_errorModelEnabled
indicates whether the error model is enabled
static std::string BuildNameString(uint16_t nUser, double dist)
Builds the test name string based on provided parameter values.
double m_dist
the distance between nodes
LenaRrFfMacSchedulerTestCase(uint16_t nUser, double dist, double thrRefDl, double thrRefUl, bool errorModelEnabled)
Constructor.
Test suite for RrFfMacScheduler test.
AttributeValue implementation for Boolean.
Definition: boolean.h:37
Mobility model for which the current position does not change once it has been set and until it is se...
This class can be used to hold variables of floating point type such as 'double' or 'float'.
Definition: double.h:42
Hold variables of type enum.
Definition: enum.h:56
This class contains the specification of EPS Bearers.
Definition: eps-bearer.h:91
Qci
QoS Class Indicator.
Definition: eps-bearer.h:106
The eNodeB device implementation.
Ptr< LteEnbPhy > GetPhy() const
Ptr< RadioBearerStatsCalculator > GetRlcStats()
Definition: lte-helper.cc:1708
void SetSchedulerAttribute(std::string n, const AttributeValue &v)
Set an attribute for the scheduler to be created.
Definition: lte-helper.cc:303
NetDeviceContainer InstallEnbDevice(NodeContainer c)
Create a set of eNodeB devices.
Definition: lte-helper.cc:482
void SetSchedulerType(std::string type)
Set the type of scheduler to be used by eNodeB devices.
Definition: lte-helper.cc:289
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:1044
void EnableRlcTraces()
Enable trace sinks for RLC layer.
Definition: lte-helper.cc:1563
void ActivateDataRadioBearer(NetDeviceContainer ueDevices, EpsBearer bearer)
Activate a Data Radio Bearer on a given UE devices (for LTE-only simulation).
Definition: lte-helper.cc:1441
NetDeviceContainer InstallUeDevice(NodeContainer c)
Create a set of UE devices.
Definition: lte-helper.cc:497
The LteUeNetDevice class implements the UE net device.
Helper class used to assign positions and mobility models to nodes.
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:258
Ptr< T > GetObject() const
Get a pointer to the requested aggregated Object.
Definition: object.h:471
Hold variables of type string.
Definition: string.h:42
encapsulates test code
Definition: test.h:1060
void AddTestCase(TestCase *testCase, TestDuration duration=QUICK)
Add an individual child TestCase to this test suite.
Definition: test.cc:305
std::string CreateTempDirFilename(std::string filename)
Construct the full path to a file in a temporary directory.
Definition: test.cc:442
A suite of tests to run.
Definition: test.h:1256
AttributeValue implementation for Time.
Definition: nstime.h:1425
void SetDefault(std::string name, const AttributeValue &value)
Definition: config.cc:891
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:202
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by ",...
#define NS_LOG_INFO(msg)
Use NS_LOG to output a message of level LOG_INFO.
Definition: log.h:275
#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:337
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1338
static LenaTestRrFfMacSchedulerSuite lenaTestRrFfMacSchedulerSuite
Every class exported by the ns3 library is enclosed in the ns3 namespace.
mobility
Definition: third.py:96