A Discrete-Event Network Simulator
API
tx-duration-test.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2009 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  * Authors: Nicola Baldo <nbaldo@cttc.es>
19  * Sébastien Deronne <sebastien.deronne@gmail.com>
20  */
21 
22 #include "ns3/log.h"
23 #include "ns3/test.h"
24 #include "ns3/yans-wifi-phy.h"
25 
26 using namespace ns3;
27 
28 NS_LOG_COMPONENT_DEFINE ("InterferenceHelperTxDurationTest");
29 
30 static const uint16_t CHANNEL_1_MHZ = 2412; // a 2.4 GHz center frequency (MHz)
31 static const uint16_t CHANNEL_36_MHZ = 5180; // a 5 GHz center frequency (MHz)
32 
39 class TxDurationTest : public TestCase
40 {
41 public:
42  TxDurationTest ();
43  virtual ~TxDurationTest ();
44  virtual void DoRun (void);
45 
46 
47 private:
61  bool CheckPayloadDuration (uint32_t size, WifiMode payloadMode, uint16_t channelWidth, uint16_t guardInterval, WifiPreamble preamble, Time knownDuration);
62 
76  bool CheckTxDuration (uint32_t size, WifiMode payloadMode, uint16_t channelWidth, uint16_t guardInterval, WifiPreamble preamble, Time knownDuration);
77 
78 };
79 
80 TxDurationTest::TxDurationTest ()
81  : TestCase ("Wifi TX Duration")
82 {
83 }
84 
85 TxDurationTest::~TxDurationTest ()
86 {
87 }
88 
89 bool
90 TxDurationTest::CheckPayloadDuration (uint32_t size, WifiMode payloadMode, uint16_t channelWidth, uint16_t guardInterval, WifiPreamble preamble, Time knownDuration)
91 {
92  WifiTxVector txVector;
93  txVector.SetMode (payloadMode);
94  txVector.SetPreambleType (preamble);
95  txVector.SetChannelWidth (channelWidth);
96  txVector.SetGuardInterval (guardInterval);
97  txVector.SetNss (1);
98  txVector.SetStbc (0);
99  txVector.SetNess (0);
100  uint16_t testedFrequency = CHANNEL_1_MHZ;
101  Ptr<YansWifiPhy> phy = CreateObject<YansWifiPhy> ();
102  if (payloadMode.GetModulationClass () == WIFI_MOD_CLASS_OFDM
103  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HT
104  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_VHT
105  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HE)
106  {
107  testedFrequency = CHANNEL_36_MHZ;
108  }
109  Time calculatedDuration = phy->GetPayloadDuration (size, txVector, testedFrequency);
110  if (calculatedDuration != knownDuration)
111  {
112  std::cerr << "size=" << size
113  << " mode=" << payloadMode
114  << " channelWidth=" << channelWidth
115  << " guardInterval=" << guardInterval
116  << " datarate=" << payloadMode.GetDataRate (channelWidth, guardInterval, 1)
117  << " known=" << knownDuration
118  << " calculated=" << calculatedDuration
119  << std::endl;
120  return false;
121  }
122  if (payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HT || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HE)
123  {
124  //Durations vary depending on frequency; test also 2.4 GHz (bug 1971)
125  testedFrequency = CHANNEL_1_MHZ;
126  calculatedDuration = phy->GetPayloadDuration (size, txVector, testedFrequency);
127  knownDuration += MicroSeconds (6);
128  if (calculatedDuration != knownDuration)
129  {
130  std::cerr << "size=" << size
131  << " mode=" << payloadMode
132  << " channelWidth=" << channelWidth
133  << " guardInterval=" << guardInterval
134  << " datarate=" << payloadMode.GetDataRate (channelWidth, guardInterval, 1)
135  << " known=" << knownDuration
136  << " calculated=" << calculatedDuration
137  << std::endl;
138  return false;
139  }
140  }
141  return true;
142 }
143 
144 bool
145 TxDurationTest::CheckTxDuration (uint32_t size, WifiMode payloadMode, uint16_t channelWidth, uint16_t guardInterval, WifiPreamble preamble, Time knownDuration)
146 {
147  WifiTxVector txVector;
148  txVector.SetMode (payloadMode);
149  txVector.SetPreambleType (preamble);
150  txVector.SetChannelWidth (channelWidth);
151  txVector.SetGuardInterval (guardInterval);
152  txVector.SetNss (1);
153  txVector.SetStbc (0);
154  txVector.SetNess (0);
155  uint16_t testedFrequency = CHANNEL_1_MHZ;
156  Ptr<YansWifiPhy> phy = CreateObject<YansWifiPhy> ();
157  if (payloadMode.GetModulationClass () == WIFI_MOD_CLASS_OFDM
158  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HT
159  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_VHT
160  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HE)
161  {
162  testedFrequency = CHANNEL_36_MHZ;
163  }
164  Time calculatedDuration = phy->CalculateTxDuration (size, txVector, testedFrequency);
165  if (calculatedDuration != knownDuration)
166  {
167  std::cerr << "size=" << size
168  << " mode=" << payloadMode
169  << " channelWidth=" << +channelWidth
170  << " guardInterval=" << guardInterval
171  << " datarate=" << payloadMode.GetDataRate (channelWidth, guardInterval, 1)
172  << " preamble=" << preamble
173  << " known=" << knownDuration
174  << " calculated=" << calculatedDuration
175  << std::endl;
176  return false;
177  }
178  if (payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HT || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HE)
179  {
180  //Durations vary depending on frequency; test also 2.4 GHz (bug 1971)
181  testedFrequency = CHANNEL_1_MHZ;
182  calculatedDuration = phy->CalculateTxDuration (size, txVector, testedFrequency);
183  knownDuration += MicroSeconds (6);
184  if (calculatedDuration != knownDuration)
185  {
186  std::cerr << "size=" << size
187  << " mode=" << payloadMode
188  << " channelWidth=" << channelWidth
189  << " guardInterval=" << guardInterval
190  << " datarate=" << payloadMode.GetDataRate (channelWidth, guardInterval, 1)
191  << " preamble=" << preamble
192  << " known=" << knownDuration
193  << " calculated=" << calculatedDuration
194  << std::endl;
195  return false;
196  }
197  }
198  return true;
199 }
200 
201 void
202 TxDurationTest::DoRun (void)
203 {
204  bool retval = true;
205 
206  //IEEE Std 802.11-2007 Table 18-2 "Example of LENGTH calculations for CCK"
207  retval = retval
208  && CheckPayloadDuration (1023, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (744))
209  && CheckPayloadDuration (1024, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (745))
210  && CheckPayloadDuration (1025, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (746))
211  && CheckPayloadDuration (1026, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (747));
212 
213  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11b CCK duration failed");
214 
215  //Similar, but we add PLCP preamble and header durations
216  //and we test different rates.
217  //The payload durations for modes other than 11mbb have been
218  //calculated by hand according to IEEE Std 802.11-2007 18.2.3.5
219  retval = retval
220  && CheckTxDuration (1023, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (744 + 96))
221  && CheckTxDuration (1024, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (745 + 96))
222  && CheckTxDuration (1025, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (746 + 96))
223  && CheckTxDuration (1026, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (747 + 96))
224  && CheckTxDuration (1023, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (744 + 192))
225  && CheckTxDuration (1024, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (745 + 192))
226  && CheckTxDuration (1025, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (746 + 192))
227  && CheckTxDuration (1026, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (747 + 192))
228  && CheckTxDuration (1023, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (1488 + 96))
229  && CheckTxDuration (1024, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (1490 + 96))
230  && CheckTxDuration (1025, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (1491 + 96))
231  && CheckTxDuration (1026, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (1493 + 96))
232  && CheckTxDuration (1023, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (1488 + 192))
233  && CheckTxDuration (1024, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (1490 + 192))
234  && CheckTxDuration (1025, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (1491 + 192))
235  && CheckTxDuration (1026, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (1493 + 192))
236  && CheckTxDuration (1023, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (4092 + 96))
237  && CheckTxDuration (1024, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (4096 + 96))
238  && CheckTxDuration (1025, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (4100 + 96))
239  && CheckTxDuration (1026, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (4104 + 96))
240  && CheckTxDuration (1023, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (4092 + 192))
241  && CheckTxDuration (1024, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (4096 + 192))
242  && CheckTxDuration (1025, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (4100 + 192))
243  && CheckTxDuration (1026, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (4104 + 192))
244  && CheckTxDuration (1023, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (8184 + 192))
245  && CheckTxDuration (1024, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (8192 + 192))
246  && CheckTxDuration (1025, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (8200 + 192))
247  && CheckTxDuration (1026, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (8208 + 192))
248  && CheckTxDuration (1023, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (8184 + 192))
249  && CheckTxDuration (1024, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (8192 + 192))
250  && CheckTxDuration (1025, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (8200 + 192))
251  && CheckTxDuration (1026, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (8208 + 192));
252 
253  //values from http://mailman.isi.edu/pipermail/ns-developers/2009-July/006226.html
254  retval = retval && CheckTxDuration (14, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (304));
255 
256  //values from http://www.oreillynet.com/pub/a/wireless/2003/08/08/wireless_throughput.html
257  retval = retval
258  && CheckTxDuration (1536, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (1310))
259  && CheckTxDuration (76, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (248))
260  && CheckTxDuration (14, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (203));
261 
262  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11b duration failed");
263 
264  //802.11a durations
265  //values from http://www.oreillynet.com/pub/a/wireless/2003/08/08/wireless_throughput.html
266  retval = retval
267  && CheckTxDuration (1536, WifiPhy::GetOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (248))
268  && CheckTxDuration (76, WifiPhy::GetOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (32))
269  && CheckTxDuration (14, WifiPhy::GetOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (24));
270 
271  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11a duration failed");
272 
273  //802.11g durations are same as 802.11a durations but with 6 us signal extension
274  retval = retval
275  && CheckTxDuration (1536, WifiPhy::GetErpOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (254))
276  && CheckTxDuration (76, WifiPhy::GetErpOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (38))
277  && CheckTxDuration (14, WifiPhy::GetErpOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (30));
278 
279  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11g duration failed");
280 
281  //802.11n durations
282  retval = retval
283  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (228))
284  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (48))
285  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (40))
286  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (220))
287  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (40))
288  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (32))
289  && CheckTxDuration (1536, WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (1742400))
290  && CheckTxDuration (76, WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_MF, MicroSeconds (126))
291  && CheckTxDuration (14, WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (57600))
292  && CheckTxDuration (1536,WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (1734400))
293  && CheckTxDuration (76, WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_GF, MicroSeconds (118))
294  && CheckTxDuration (14, WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (49600))
295  && CheckTxDuration (1536, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (226800))
296  && CheckTxDuration (76, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (46800))
297  && CheckTxDuration (14, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (39600))
298  && CheckTxDuration (1536, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (218800))
299  && CheckTxDuration (76, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (38800))
300  && CheckTxDuration (14, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (31600))
301  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (128))
302  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (44))
303  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (40))
304  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (120))
305  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (36))
306  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (32))
307  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (118800))
308  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (43200))
309  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (39600))
310  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (110800))
311  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (35200))
312  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (31600));
313 
314  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11n duration failed");
315 
316  //802.11ac durations
317  retval = retval
318  && CheckTxDuration (1536, WifiPhy::GetVhtMcs8 (), 20, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (196))
319  && CheckTxDuration (76, WifiPhy::GetVhtMcs8 (), 20, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (48))
320  && CheckTxDuration (14, WifiPhy::GetVhtMcs8 (), 20, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
321  && CheckTxDuration (1536, WifiPhy::GetVhtMcs8 (), 20, 400, WIFI_PREAMBLE_VHT_SU, MicroSeconds (180))
322  && CheckTxDuration (76, WifiPhy::GetVhtMcs8 (), 20, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (46800))
323  && CheckTxDuration (14, WifiPhy::GetVhtMcs8 (), 20, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
324  && CheckTxDuration (1536, WifiPhy::GetVhtMcs9 (), 40, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (108))
325  && CheckTxDuration (76, WifiPhy::GetVhtMcs9 (), 40, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
326  && CheckTxDuration (14, WifiPhy::GetVhtMcs9 (), 40, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
327  && CheckTxDuration (1536, WifiPhy::GetVhtMcs9 (), 40, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (100800))
328  && CheckTxDuration (76, WifiPhy::GetVhtMcs9 (), 40, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
329  && CheckTxDuration (14, WifiPhy::GetVhtMcs9 (), 40, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
330  && CheckTxDuration (1536, WifiPhy::GetVhtMcs0 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (460))
331  && CheckTxDuration (76, WifiPhy::GetVhtMcs0 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (60))
332  && CheckTxDuration (14, WifiPhy::GetVhtMcs0 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (44))
333  && CheckTxDuration (1536, WifiPhy::GetVhtMcs0 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (417600))
334  && CheckTxDuration (76, WifiPhy::GetVhtMcs0 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (57600))
335  && CheckTxDuration (14, WifiPhy::GetVhtMcs0 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (43200))
336  && CheckTxDuration (1536, WifiPhy::GetVhtMcs9 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (68))
337  && CheckTxDuration (76, WifiPhy::GetVhtMcs9 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
338  && CheckTxDuration (14, WifiPhy::GetVhtMcs9 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
339  && CheckTxDuration (1536, WifiPhy::GetVhtMcs9 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (64800))
340  && CheckTxDuration (76, WifiPhy::GetVhtMcs9 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
341  && CheckTxDuration (14, WifiPhy::GetVhtMcs9 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
342  && CheckTxDuration (1536, WifiPhy::GetVhtMcs8 (), 160, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (56))
343  && CheckTxDuration (76, WifiPhy::GetVhtMcs8 (), 160, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
344  && CheckTxDuration (14, WifiPhy::GetVhtMcs8 (), 160, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
345  && CheckTxDuration (1536, WifiPhy::GetVhtMcs8 (), 160, 400, WIFI_PREAMBLE_VHT_SU, MicroSeconds (54))
346  && CheckTxDuration (76, WifiPhy::GetVhtMcs8 (), 160, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
347  && CheckTxDuration (14, WifiPhy::GetVhtMcs8 (), 160, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600));
348 
349  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11ac duration failed");
350 
351  //802.11ax durations
352  retval = retval
353  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (1485600))
354  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (125600))
355  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (71200))
356  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (764800))
357  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (84800))
358  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
359  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (397600))
360  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (71200))
361  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
362  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (220800))
363  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
364  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
365  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (1570400))
366  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (130400))
367  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (72800))
368  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (807200))
369  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (87200))
370  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
371  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (418400))
372  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (72800))
373  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
374  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (231200))
375  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
376  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
377  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (1740))
378  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (140))
379  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (76))
380  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (892))
381  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (92))
382  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
383  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (460))
384  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (76))
385  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
386  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (252))
387  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
388  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
389  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (139200))
390  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
391  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
392  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (98400))
393  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
394  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
395  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (71200))
396  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
397  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
398  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
399  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
400  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
401  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (144800))
402  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
403  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
404  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (101600))
405  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
406  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
407  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (72800))
408  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
409  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
410  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
411  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
412  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
413  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (156))
414  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
415  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
416  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (108))
417  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
418  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
419  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (76))
420  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
421  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
422  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
423  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
424  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60));
425 
426  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11ax duration failed");
427 }
428 
435 class TxDurationTestSuite : public TestSuite
436 {
437 public:
438  TxDurationTestSuite ();
439 };
440 
441 TxDurationTestSuite::TxDurationTestSuite ()
442  : TestSuite ("devices-wifi-tx-duration", UNIT)
443 {
444  AddTestCase (new TxDurationTest, TestCase::QUICK);
445 }
446 
447 static TxDurationTestSuite g_txDurationTestSuite;
ns3::Time
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:102
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
ns3::WifiTxVector::SetChannelWidth
void SetChannelWidth(uint16_t channelWidth)
Sets the selected channelWidth (in MHz)
Definition: wifi-tx-vector.cc:156
CHANNEL_36_MHZ
static const uint16_t CHANNEL_36_MHZ
Definition: tx-duration-test.cc:31
g_txDurationTestSuite
static TxDurationTestSuite g_txDurationTestSuite
the test suite
Definition: tx-duration-test.cc:447
ns3::TestSuite
A suite of tests to run.
Definition: test.h:1342
CHANNEL_1_MHZ
static const uint16_t CHANNEL_1_MHZ
Definition: tx-duration-test.cc:30
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:204
ns3::WifiTxVector::SetStbc
void SetStbc(bool stbc)
Sets if STBC is being used.
Definition: wifi-tx-vector.cc:192
NS_TEST_EXPECT_MSG_EQ
#define NS_TEST_EXPECT_MSG_EQ(actual, limit, msg)
Test that an actual and expected (limit) value are equal and report if not.
Definition: test.h:285
ns3::WIFI_MOD_CLASS_VHT
VHT PHY (Clause 22)
Definition: wifi-mode.h:60
ns3::TestCase
encapsulates test code
Definition: test.h:1155
ns3::WIFI_PREAMBLE_HE_SU
Definition: wifi-preamble.h:38
ns3::WIFI_PREAMBLE_VHT_SU
Definition: wifi-preamble.h:36
ns3::WifiMode
represent a single transmission modeA WifiMode is implemented by a single integer which is used to lo...
Definition: wifi-mode.h:97
TxDurationTest::DoRun
virtual void DoRun(void)
Implementation to actually run this TestCase.
Definition: tx-duration-test.cc:202
third.phy
phy
Definition: third.py:86
ns3::WifiPreamble
WifiPreamble
The type of preamble to be used by an IEEE 802.11 transmission.
Definition: wifi-preamble.h:30
TxDurationTest::~TxDurationTest
virtual ~TxDurationTest()
Definition: tx-duration-test.cc:85
TxDurationTest::CheckTxDuration
bool CheckTxDuration(uint32_t size, WifiMode payloadMode, uint16_t channelWidth, uint16_t guardInterval, WifiPreamble preamble, Time knownDuration)
Check if the overall tx duration returned by InterferenceHelper corresponds to a known value of the p...
Definition: tx-duration-test.cc:145
ns3::TestCase::AddTestCase
void AddTestCase(TestCase *testCase, TestDuration duration=QUICK)
Add an individual child TestCase to this test suite.
Definition: test.cc:299
ns3::NanoSeconds
Time NanoSeconds(uint64_t value)
Construct a Time in the indicated unit.
Definition: nstime.h:1086
ns3::WifiTxVector::SetGuardInterval
void SetGuardInterval(uint16_t guardInterval)
Sets the guard interval duration (in nanoseconds)
Definition: wifi-tx-vector.cc:162
ns3::WIFI_MOD_CLASS_HT
HT PHY (Clause 20)
Definition: wifi-mode.h:58
ns3::WifiMode::GetModulationClass
WifiModulationClass GetModulationClass() const
Definition: wifi-mode.cc:494
ns3::WifiTxVector::SetNss
void SetNss(uint8_t nss)
Sets the number of Nss refer to IEEE 802.11n Table 20-28 for explanation and range.
Definition: wifi-tx-vector.cc:174
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
ns3::WifiTxVector::SetPreambleType
void SetPreambleType(WifiPreamble preamble)
Sets the preamble type.
Definition: wifi-tx-vector.cc:150
ns3::WIFI_PREAMBLE_LONG
Definition: wifi-preamble.h:32
ns3::WIFI_PREAMBLE_HT_GF
Definition: wifi-preamble.h:35
ns3::WifiTxVector::SetMode
void SetMode(WifiMode mode)
Sets the selected payload transmission mode.
Definition: wifi-tx-vector.cc:137
ns3::WIFI_MOD_CLASS_OFDM
OFDM PHY (Clause 17)
Definition: wifi-mode.h:56
TxDurationTestSuite
Tx Duration Test Suite.
Definition: tx-duration-test.cc:435
ns3::WifiTxVector::SetNess
void SetNess(uint8_t ness)
Sets the Ness number refer to IEEE 802.11n Table 20-6 for explanation.
Definition: wifi-tx-vector.cc:180
ns3::MicroSeconds
Time MicroSeconds(uint64_t value)
Construct a Time in the indicated unit.
Definition: nstime.h:1078
ns3::WIFI_PREAMBLE_SHORT
Definition: wifi-preamble.h:33
TxDurationTest
Tx Duration Test.
Definition: tx-duration-test.cc:39
ns3::WIFI_MOD_CLASS_HE
HE PHY (Clause 26)
Definition: wifi-mode.h:62
ns3::WifiMode::GetDataRate
uint64_t GetDataRate(uint16_t channelWidth, uint16_t guardInterval, uint8_t nss) const
Definition: wifi-mode.cc:150
TxDurationTest::CheckPayloadDuration
bool CheckPayloadDuration(uint32_t size, WifiMode payloadMode, uint16_t channelWidth, uint16_t guardInterval, WifiPreamble preamble, Time knownDuration)
Check if the payload tx duration returned by InterferenceHelper corresponds to a known value of the p...
Definition: tx-duration-test.cc:90
ns3::WIFI_PREAMBLE_HT_MF
Definition: wifi-preamble.h:34