A Discrete-Event Network Simulator
API
wifi-error-rate-models-test.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2016 University of Washington
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: Tom Henderson (tomhend@u.washington.edu)
19  */
20 
21 #include <cmath>
22 #include "ns3/test.h"
23 #include "ns3/nist-error-rate-model.h"
24 #include "ns3/dsss-error-rate-model.h"
25 #include "ns3/wifi-tx-vector.h"
26 
27 using namespace ns3;
28 
29 double
30 FromRss (double rssDbw)
31 {
32  // SINR is based on receiver noise figure of 7 dB and thermal noise
33  // of -100.5522786 dBm in this 22 MHz bandwidth at 290K
34  double noisePowerDbw = -100.5522786 + 7;
35 
36  double sinrDb = rssDbw - noisePowerDbw;
37  // return SINR expressed as ratio
38  return pow (10.0, sinrDb / 10.0);
39 }
40 
47 class WifiErrorRateModelsTestCaseDsss : public TestCase
48 {
49 public:
50  WifiErrorRateModelsTestCaseDsss ();
51  virtual ~WifiErrorRateModelsTestCaseDsss ();
52 
53 private:
54  virtual void DoRun (void);
55 };
56 
57 WifiErrorRateModelsTestCaseDsss::WifiErrorRateModelsTestCaseDsss ()
58  : TestCase ("WifiErrorRateModel test case DSSS")
59 {
60 }
61 
62 WifiErrorRateModelsTestCaseDsss::~WifiErrorRateModelsTestCaseDsss ()
63 {
64 }
65 
66 void
67 WifiErrorRateModelsTestCaseDsss::DoRun (void)
68 {
69 
70  // 1024 bytes plus headers
71  uint64_t size = (1024 + 40 + 14) * 8;
72  // Spot test some values returned from DsssErrorRateModel
73  // Values taken from sample 80211b.c program used in validation paper
74  double value;
75  // DBPSK
76  value = DsssErrorRateModel::GetDsssDbpskSuccessRate (FromRss (-105.0), size);
77  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0, 1e-13, "Not equal within tolerance");
78  value = DsssErrorRateModel::GetDsssDbpskSuccessRate (FromRss (-100.0), size);
79  NS_TEST_ASSERT_MSG_EQ_TOL (value, 1.5e-13, 1e-13, "Not equal within tolerance");
80  value = DsssErrorRateModel::GetDsssDbpskSuccessRate (FromRss (-99.0), size);
81  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.0003, 0.0001, "Not equal within tolerance");
82  value = DsssErrorRateModel::GetDsssDbpskSuccessRate (FromRss (-98.0), size);
83  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.202, 0.005, "Not equal within tolerance");
84  value = DsssErrorRateModel::GetDsssDbpskSuccessRate (FromRss (-97.0), size);
85  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.813, 0.005, "Not equal within tolerance");
86  value = DsssErrorRateModel::GetDsssDbpskSuccessRate (FromRss (-96.0), size);
87  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.984, 0.005, "Not equal within tolerance");
88  value = DsssErrorRateModel::GetDsssDbpskSuccessRate (FromRss (-95.0), size);
89  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.999, 0.001, "Not equal within tolerance");
90  value = DsssErrorRateModel::GetDsssDbpskSuccessRate (FromRss (-90.0), size);
91  NS_TEST_ASSERT_MSG_EQ_TOL (value, 1, 0.001, "Not equal within tolerance");
92 
93  // DQPSK
94  //
95  value = DsssErrorRateModel::GetDsssDqpskSuccessRate (FromRss (-96.0), size);
96  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0, 1e-13, "Not equal within tolerance");
97  value = DsssErrorRateModel::GetDsssDqpskSuccessRate (FromRss (-95.0), size);
98  NS_TEST_ASSERT_MSG_EQ_TOL (value, 4.5e-6, 1e-6, "Not equal within tolerance");
99  value = DsssErrorRateModel::GetDsssDqpskSuccessRate (FromRss (-94.0), size);
100  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.036, 0.005, "Not equal within tolerance");
101  value = DsssErrorRateModel::GetDsssDqpskSuccessRate (FromRss (-93.0), size);
102  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.519, 0.005, "Not equal within tolerance");
103  value = DsssErrorRateModel::GetDsssDqpskSuccessRate (FromRss (-92.0), size);
104  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.915, 0.005, "Not equal within tolerance");
105  value = DsssErrorRateModel::GetDsssDqpskSuccessRate (FromRss (-91.0), size);
106  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.993, 0.005, "Not equal within tolerance");
107  value = DsssErrorRateModel::GetDsssDqpskSuccessRate (FromRss (-90.0), size);
108  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.999, 0.001, "Not equal within tolerance");
109  value = DsssErrorRateModel::GetDsssDqpskSuccessRate (FromRss (-89.0), size);
110  NS_TEST_ASSERT_MSG_EQ_TOL (value, 1, 0.001, "Not equal within tolerance");
111 
112 #ifdef HAVE_GSL
113  // DQPSK_CCK5.5
114  value = DsssErrorRateModel::GetDsssDqpskCck5_5SuccessRate (FromRss (-94.0), size);
115  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0, 1e-13, "Not equal within tolerance");
116  value = DsssErrorRateModel::GetDsssDqpskCck5_5SuccessRate (FromRss (-93.0), size);
117  NS_TEST_ASSERT_MSG_EQ_TOL (value, 6.6e-14, 5e-14, "Not equal within tolerance");
118  value = DsssErrorRateModel::GetDsssDqpskCck5_5SuccessRate (FromRss (-92.0), size);
119  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.0001, 0.00005, "Not equal within tolerance");
120  value = DsssErrorRateModel::GetDsssDqpskCck5_5SuccessRate (FromRss (-91.0), size);
121  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.132, 0.005, "Not equal within tolerance");
122  value = DsssErrorRateModel::GetDsssDqpskCck5_5SuccessRate (FromRss (-90.0), size);
123  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.744, 0.005, "Not equal within tolerance");
124  value = DsssErrorRateModel::GetDsssDqpskCck5_5SuccessRate (FromRss (-89.0), size);
125  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.974, 0.005, "Not equal within tolerance");
126  value = DsssErrorRateModel::GetDsssDqpskCck5_5SuccessRate (FromRss (-88.0), size);
127  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.999, 0.001, "Not equal within tolerance");
128  value = DsssErrorRateModel::GetDsssDqpskCck5_5SuccessRate (FromRss (-87.0), size);
129  NS_TEST_ASSERT_MSG_EQ_TOL (value, 1, 0.001, "Not equal within tolerance");
130 
131  // DQPSK_CCK11
132  value = DsssErrorRateModel::GetDsssDqpskCck11SuccessRate (FromRss (-91.0), size);
133  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0, 1e-14, "Not equal within tolerance");
134  value = DsssErrorRateModel::GetDsssDqpskCck11SuccessRate (FromRss (-90.0), size);
135  NS_TEST_ASSERT_MSG_EQ_TOL (value, 4.7e-14, 1e-14, "Not equal within tolerance");
136  value = DsssErrorRateModel::GetDsssDqpskCck11SuccessRate (FromRss (-89.0), size);
137  NS_TEST_ASSERT_MSG_EQ_TOL (value, 8.85e-5, 1e-5, "Not equal within tolerance");
138  value = DsssErrorRateModel::GetDsssDqpskCck11SuccessRate (FromRss (-88.0), size);
139  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.128, 0.005, "Not equal within tolerance");
140  value = DsssErrorRateModel::GetDsssDqpskCck11SuccessRate (FromRss (-87.0), size);
141  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.739, 0.005, "Not equal within tolerance");
142  value = DsssErrorRateModel::GetDsssDqpskCck11SuccessRate (FromRss (-86.0), size);
143  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.973, 0.005, "Not equal within tolerance");
144  value = DsssErrorRateModel::GetDsssDqpskCck11SuccessRate (FromRss (-85.0), size);
145  NS_TEST_ASSERT_MSG_EQ_TOL (value, 0.999, 0.001, "Not equal within tolerance");
146  value = DsssErrorRateModel::GetDsssDqpskCck11SuccessRate (FromRss (-84.0), size);
147  NS_TEST_ASSERT_MSG_EQ_TOL (value, 1, 0.001, "Not equal within tolerance");
148 #endif
149 }
150 
157 class WifiErrorRateModelsTestCaseNist : public TestCase
158 {
159 public:
160  WifiErrorRateModelsTestCaseNist ();
161  virtual ~WifiErrorRateModelsTestCaseNist ();
162 
163 private:
164  virtual void DoRun (void);
165 };
166 
167 WifiErrorRateModelsTestCaseNist::WifiErrorRateModelsTestCaseNist ()
168  : TestCase ("WifiErrorRateModel test case NIST")
169 {
170 }
171 
172 WifiErrorRateModelsTestCaseNist::~WifiErrorRateModelsTestCaseNist ()
173 {
174 }
175 
176 void
177 WifiErrorRateModelsTestCaseNist::DoRun (void)
178 {
179 
180  uint32_t FrameSize = 2000;
181  WifiTxVector txVector;
182  Ptr<NistErrorRateModel> nist = CreateObject<NistErrorRateModel> ();
183 
184  double ps; // probability of success
185  double snr; // dB
186 
187  // Spot test some values returned from NistErrorRateModel
188  // values can be generated by the example program ofdm-validation.cc
189  snr = 2.5;
190  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate6Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
191  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 2.04e-10, 1e-10, "Not equal within tolerance");
192  snr = 3.0;
193  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate6Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
194  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.020, 0.001, "Not equal within tolerance");
195  snr = 4.0;
196  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate6Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
197  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.885, 0.001, "Not equal within tolerance");
198  snr = 5.0;
199  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate6Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
200  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.997, 0.001, "Not equal within tolerance");
201 
202  snr = 6.0;
203  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate9Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
204  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.097, 0.001, "Not equal within tolerance");
205  snr = 7.0;
206  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate9Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
207  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.918, 0.001, "Not equal within tolerance");
208  snr = 8.0;
209  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate9Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
210  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.998, 0.001, "Not equal within tolerance");
211  snr = 9.0;
212  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate9Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
213  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.999, 0.001, "Not equal within tolerance");
214 
215  snr = 6.0;
216  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate12Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
217  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.0174, 0.001, "Not equal within tolerance");
218  snr = 7.0;
219  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate12Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
220  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.881, 0.001, "Not equal within tolerance");
221  snr = 8.0;
222  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate12Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
223  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.997, 0.001, "Not equal within tolerance");
224  snr = 9.0;
225  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate12Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
226  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.999, 0.001, "Not equal within tolerance");
227 
228  snr = 8.5;
229  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate18Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
230  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 2.85e-6, 1e-6, "Not equal within tolerance");
231  snr = 9.5;
232  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate18Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
233  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.623, 0.001, "Not equal within tolerance");
234  snr = 10.5;
235  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate18Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
236  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.985, 0.001, "Not equal within tolerance");
237  snr = 11.5;
238  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate18Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
239  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.999, 0.001, "Not equal within tolerance");
240 
241  snr = 12.0;
242  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate24Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
243  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 2.22e-7, 1e-7, "Not equal within tolerance");
244  snr = 13.0;
245  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate24Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
246  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.495, 0.001, "Not equal within tolerance");
247  snr = 14.0;
248  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate24Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
249  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.974, 0.001, "Not equal within tolerance");
250  snr = 15.0;
251  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate24Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
252  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.999, 0.001, "Not equal within tolerance");
253 
254  snr = 15.5;
255  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate36Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
256  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.012, 0.001, "Not equal within tolerance");
257  snr = 16.5;
258  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate36Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
259  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.818, 0.001, "Not equal within tolerance");
260  snr = 17.5;
261  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate36Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
262  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.993, 0.001, "Not equal within tolerance");
263  snr = 18.5;
264  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate36Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
265  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.999, 0.001, "Not equal within tolerance");
266 
267  snr = 20.0;
268  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate48Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
269  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 1.3e-4, 1e-4, "Not equal within tolerance");
270  snr = 21.0;
271  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate48Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
272  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.649, 0.001, "Not equal within tolerance");
273  snr = 22.0;
274  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate48Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
275  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.983, 0.001, "Not equal within tolerance");
276  snr = 23.0;
277  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate48Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
278  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.999, 0.001, "Not equal within tolerance");
279 
280  snr = 21.0;
281  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate54Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
282  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 5.44e-8, 1e-8, "Not equal within tolerance");
283  snr = 22.0;
284  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate54Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
285  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.410, 0.001, "Not equal within tolerance");
286  snr = 23.0;
287  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate54Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
288  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.958, 0.001, "Not equal within tolerance");
289  snr = 24.0;
290  ps = nist->GetChunkSuccessRate (WifiMode ("OfdmRate54Mbps"), txVector, std::pow (10.0, snr / 10.0), FrameSize * 8);
291  NS_TEST_ASSERT_MSG_EQ_TOL (ps, 0.999, 0.001, "Not equal within tolerance");
292 }
293 
300 class WifiErrorRateModelsTestSuite : public TestSuite
301 {
302 public:
303  WifiErrorRateModelsTestSuite ();
304 };
305 
306 WifiErrorRateModelsTestSuite::WifiErrorRateModelsTestSuite ()
307  : TestSuite ("wifi-error-rate-models", UNIT)
308 {
309  AddTestCase (new WifiErrorRateModelsTestCaseDsss, TestCase::QUICK);
310  AddTestCase (new WifiErrorRateModelsTestCaseNist, TestCase::QUICK);
311 }
312 
313 static WifiErrorRateModelsTestSuite wifiErrorRateModelsTestSuite;
314 
ns3::Ptr
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:73
ns3::WifiTxVector
This class mimics the TXVECTOR which is to be passed to the PHY in order to define the parameters whi...
Definition: wifi-tx-vector.h:61
wifiErrorRateModelsTestSuite
static WifiErrorRateModelsTestSuite wifiErrorRateModelsTestSuite
the test suite
Definition: wifi-error-rate-models-test.cc:313
ns3::TestSuite
A suite of tests to run.
Definition: test.h:1342
WifiErrorRateModelsTestCaseDsss::DoRun
virtual void DoRun(void)
Implementation to actually run this TestCase.
Definition: wifi-error-rate-models-test.cc:67
WifiErrorRateModelsTestCaseNist::DoRun
virtual void DoRun(void)
Implementation to actually run this TestCase.
Definition: wifi-error-rate-models-test.cc:177
ns3::TestCase
encapsulates test code
Definition: test.h:1155
FromRss
double FromRss(double rssDbw)
Definition: wifi-error-rate-models-test.cc:30
ns3::WifiMode
represent a single transmission modeA WifiMode is implemented by a single integer which is used to lo...
Definition: wifi-mode.h:97
ns3::TestCase::AddTestCase
void AddTestCase(TestCase *testCase, TestDuration duration=QUICK)
Add an individual child TestCase to this test suite.
Definition: test.cc:299
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:380
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
WifiErrorRateModelsTestCaseNist
Wifi Error Rate Models Test Case Nist.
Definition: wifi-error-rate-models-test.cc:157
ns3::NistErrorRateModel::GetChunkSuccessRate
double GetChunkSuccessRate(WifiMode mode, WifiTxVector txVector, double snr, uint64_t nbits) const
A pure virtual method that must be implemented in the subclass.
Definition: nist-error-rate-model.cc:277
WifiErrorRateModelsTestSuite
Wifi Error Rate Models Test Suite.
Definition: wifi-error-rate-models-test.cc:300
WifiErrorRateModelsTestCaseDsss
Wifi Error Rate Models Test Case Dsss.
Definition: wifi-error-rate-models-test.cc:47