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 
36 class TxDurationTest : public TestCase
37 {
38 public:
39  TxDurationTest ();
40  virtual ~TxDurationTest ();
41  virtual void DoRun (void);
42 
43 
44 private:
58  bool CheckPayloadDuration (uint32_t size, WifiMode payloadMode, uint16_t channelWidth, uint16_t guardInterval, WifiPreamble preamble, Time knownDuration);
59 
73  bool CheckTxDuration (uint32_t size, WifiMode payloadMode, uint16_t channelWidth, uint16_t guardInterval, WifiPreamble preamble, Time knownDuration);
74 
75 };
76 
77 TxDurationTest::TxDurationTest ()
78  : TestCase ("Wifi TX Duration")
79 {
80 }
81 
82 TxDurationTest::~TxDurationTest ()
83 {
84 }
85 
86 bool
87 TxDurationTest::CheckPayloadDuration (uint32_t size, WifiMode payloadMode, uint16_t channelWidth, uint16_t guardInterval, WifiPreamble preamble, Time knownDuration)
88 {
89  WifiTxVector txVector;
90  txVector.SetMode (payloadMode);
91  txVector.SetPreambleType (preamble);
92  txVector.SetChannelWidth (channelWidth);
93  txVector.SetGuardInterval (guardInterval);
94  txVector.SetNss (1);
95  txVector.SetStbc (0);
96  txVector.SetNess (0);
97  WifiPhyBand band = WIFI_PHY_BAND_2_4GHZ;
98  Ptr<YansWifiPhy> phy = CreateObject<YansWifiPhy> ();
99  if (payloadMode.GetModulationClass () == WIFI_MOD_CLASS_OFDM
100  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HT
101  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_VHT
102  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HE)
103  {
104  band = WIFI_PHY_BAND_5GHZ;
105  }
106  Time calculatedDuration = phy->GetPayloadDuration (size, txVector, band);
107  if (calculatedDuration != knownDuration)
108  {
109  std::cerr << "size=" << size
110  << " mode=" << payloadMode
111  << " channelWidth=" << channelWidth
112  << " guardInterval=" << guardInterval
113  << " datarate=" << payloadMode.GetDataRate (channelWidth, guardInterval, 1)
114  << " known=" << knownDuration
115  << " calculated=" << calculatedDuration
116  << std::endl;
117  return false;
118  }
119  if (payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HT || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HE)
120  {
121  //Durations vary depending on frequency; test also 2.4 GHz (bug 1971)
122  band = WIFI_PHY_BAND_2_4GHZ;
123  calculatedDuration = phy->GetPayloadDuration (size, txVector, band);
124  knownDuration += MicroSeconds (6);
125  if (calculatedDuration != knownDuration)
126  {
127  std::cerr << "size=" << size
128  << " mode=" << payloadMode
129  << " channelWidth=" << channelWidth
130  << " guardInterval=" << guardInterval
131  << " datarate=" << payloadMode.GetDataRate (channelWidth, guardInterval, 1)
132  << " known=" << knownDuration
133  << " calculated=" << calculatedDuration
134  << std::endl;
135  return false;
136  }
137  }
138  return true;
139 }
140 
141 bool
142 TxDurationTest::CheckTxDuration (uint32_t size, WifiMode payloadMode, uint16_t channelWidth, uint16_t guardInterval, WifiPreamble preamble, Time knownDuration)
143 {
144  WifiTxVector txVector;
145  txVector.SetMode (payloadMode);
146  txVector.SetPreambleType (preamble);
147  txVector.SetChannelWidth (channelWidth);
148  txVector.SetGuardInterval (guardInterval);
149  txVector.SetNss (1);
150  txVector.SetStbc (0);
151  txVector.SetNess (0);
152  WifiPhyBand band = WIFI_PHY_BAND_2_4GHZ;
153  Ptr<YansWifiPhy> phy = CreateObject<YansWifiPhy> ();
154  if (payloadMode.GetModulationClass () == WIFI_MOD_CLASS_OFDM
155  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HT
156  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_VHT
157  || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HE)
158  {
159  band = WIFI_PHY_BAND_5GHZ;
160  }
161  Time calculatedDuration = phy->CalculateTxDuration (size, txVector, band);
162  if (calculatedDuration != knownDuration)
163  {
164  std::cerr << "size=" << size
165  << " mode=" << payloadMode
166  << " channelWidth=" << +channelWidth
167  << " guardInterval=" << guardInterval
168  << " datarate=" << payloadMode.GetDataRate (channelWidth, guardInterval, 1)
169  << " preamble=" << preamble
170  << " known=" << knownDuration
171  << " calculated=" << calculatedDuration
172  << std::endl;
173  return false;
174  }
175  if (payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HT || payloadMode.GetModulationClass () == WIFI_MOD_CLASS_HE)
176  {
177  //Durations vary depending on frequency; test also 2.4 GHz (bug 1971)
178  band = WIFI_PHY_BAND_2_4GHZ;
179  calculatedDuration = phy->CalculateTxDuration (size, txVector, band);
180  knownDuration += MicroSeconds (6);
181  if (calculatedDuration != knownDuration)
182  {
183  std::cerr << "size=" << size
184  << " mode=" << payloadMode
185  << " channelWidth=" << channelWidth
186  << " guardInterval=" << guardInterval
187  << " datarate=" << payloadMode.GetDataRate (channelWidth, guardInterval, 1)
188  << " preamble=" << preamble
189  << " known=" << knownDuration
190  << " calculated=" << calculatedDuration
191  << std::endl;
192  return false;
193  }
194  }
195  return true;
196 }
197 
198 void
199 TxDurationTest::DoRun (void)
200 {
201  bool retval = true;
202 
203  //IEEE Std 802.11-2007 Table 18-2 "Example of LENGTH calculations for CCK"
204  retval = retval
205  && CheckPayloadDuration (1023, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (744))
206  && CheckPayloadDuration (1024, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (745))
207  && CheckPayloadDuration (1025, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (746))
208  && CheckPayloadDuration (1026, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (747));
209 
210  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11b CCK duration failed");
211 
212  //Similar, but we add PHY preamble and header durations
213  //and we test different rates.
214  //The payload durations for modes other than 11mbb have been
215  //calculated by hand according to IEEE Std 802.11-2007 18.2.3.5
216  retval = retval
217  && CheckTxDuration (1023, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (744 + 96))
218  && CheckTxDuration (1024, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (745 + 96))
219  && CheckTxDuration (1025, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (746 + 96))
220  && CheckTxDuration (1026, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (747 + 96))
221  && CheckTxDuration (1023, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (744 + 192))
222  && CheckTxDuration (1024, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (745 + 192))
223  && CheckTxDuration (1025, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (746 + 192))
224  && CheckTxDuration (1026, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (747 + 192))
225  && CheckTxDuration (1023, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (1488 + 96))
226  && CheckTxDuration (1024, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (1490 + 96))
227  && CheckTxDuration (1025, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (1491 + 96))
228  && CheckTxDuration (1026, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (1493 + 96))
229  && CheckTxDuration (1023, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (1488 + 192))
230  && CheckTxDuration (1024, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (1490 + 192))
231  && CheckTxDuration (1025, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (1491 + 192))
232  && CheckTxDuration (1026, WifiPhy::GetDsssRate5_5Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (1493 + 192))
233  && CheckTxDuration (1023, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (4092 + 96))
234  && CheckTxDuration (1024, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (4096 + 96))
235  && CheckTxDuration (1025, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (4100 + 96))
236  && CheckTxDuration (1026, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (4104 + 96))
237  && CheckTxDuration (1023, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (4092 + 192))
238  && CheckTxDuration (1024, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (4096 + 192))
239  && CheckTxDuration (1025, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (4100 + 192))
240  && CheckTxDuration (1026, WifiPhy::GetDsssRate2Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (4104 + 192))
241  && CheckTxDuration (1023, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (8184 + 192))
242  && CheckTxDuration (1024, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (8192 + 192))
243  && CheckTxDuration (1025, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (8200 + 192))
244  && CheckTxDuration (1026, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_SHORT, MicroSeconds (8208 + 192))
245  && CheckTxDuration (1023, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (8184 + 192))
246  && CheckTxDuration (1024, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (8192 + 192))
247  && CheckTxDuration (1025, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (8200 + 192))
248  && CheckTxDuration (1026, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (8208 + 192));
249 
250  //values from http://mailman.isi.edu/pipermail/ns-developers/2009-July/006226.html
251  retval = retval && CheckTxDuration (14, WifiPhy::GetDsssRate1Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (304));
252 
253  //values from http://www.oreillynet.com/pub/a/wireless/2003/08/08/wireless_throughput.html
254  retval = retval
255  && CheckTxDuration (1536, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (1310))
256  && CheckTxDuration (76, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (248))
257  && CheckTxDuration (14, WifiPhy::GetDsssRate11Mbps (), 22, 800, WIFI_PREAMBLE_LONG, MicroSeconds (203));
258 
259  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11b duration failed");
260 
261  //802.11a durations
262  //values from http://www.oreillynet.com/pub/a/wireless/2003/08/08/wireless_throughput.html
263  retval = retval
264  && CheckTxDuration (1536, WifiPhy::GetOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (248))
265  && CheckTxDuration (76, WifiPhy::GetOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (32))
266  && CheckTxDuration (14, WifiPhy::GetOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (24));
267 
268  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11a duration failed");
269 
270  //802.11g durations are same as 802.11a durations but with 6 us signal extension
271  retval = retval
272  && CheckTxDuration (1536, WifiPhy::GetErpOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (254))
273  && CheckTxDuration (76, WifiPhy::GetErpOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (38))
274  && CheckTxDuration (14, WifiPhy::GetErpOfdmRate54Mbps (), 20, 800, WIFI_PREAMBLE_LONG, MicroSeconds (30));
275 
276  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11g duration failed");
277 
278  //802.11n durations
279  retval = retval
280  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (228))
281  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (48))
282  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (40))
283  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (220))
284  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (40))
285  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 20, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (32))
286  && CheckTxDuration (1536, WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (1742400))
287  && CheckTxDuration (76, WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_MF, MicroSeconds (126))
288  && CheckTxDuration (14, WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (57600))
289  && CheckTxDuration (1536,WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (1734400))
290  && CheckTxDuration (76, WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_GF, MicroSeconds (118))
291  && CheckTxDuration (14, WifiPhy::GetHtMcs0 (), 20, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (49600))
292  && CheckTxDuration (1536, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (226800))
293  && CheckTxDuration (76, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (46800))
294  && CheckTxDuration (14, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (39600))
295  && CheckTxDuration (1536, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (218800))
296  && CheckTxDuration (76, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (38800))
297  && CheckTxDuration (14, WifiPhy::GetHtMcs6 (), 20, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (31600))
298  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (128))
299  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (44))
300  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_MF, MicroSeconds (40))
301  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (120))
302  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (36))
303  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 40, 800, WIFI_PREAMBLE_HT_GF, MicroSeconds (32))
304  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (118800))
305  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (43200))
306  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_MF, NanoSeconds (39600))
307  && CheckTxDuration (1536, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (110800))
308  && CheckTxDuration (76, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (35200))
309  && CheckTxDuration (14, WifiPhy::GetHtMcs7 (), 40, 400, WIFI_PREAMBLE_HT_GF, NanoSeconds (31600));
310 
311  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11n duration failed");
312 
313  //802.11ac durations
314  retval = retval
315  && CheckTxDuration (1536, WifiPhy::GetVhtMcs8 (), 20, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (196))
316  && CheckTxDuration (76, WifiPhy::GetVhtMcs8 (), 20, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (48))
317  && CheckTxDuration (14, WifiPhy::GetVhtMcs8 (), 20, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
318  && CheckTxDuration (1536, WifiPhy::GetVhtMcs8 (), 20, 400, WIFI_PREAMBLE_VHT_SU, MicroSeconds (180))
319  && CheckTxDuration (76, WifiPhy::GetVhtMcs8 (), 20, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (46800))
320  && CheckTxDuration (14, WifiPhy::GetVhtMcs8 (), 20, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
321  && CheckTxDuration (1536, WifiPhy::GetVhtMcs9 (), 40, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (108))
322  && CheckTxDuration (76, WifiPhy::GetVhtMcs9 (), 40, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
323  && CheckTxDuration (14, WifiPhy::GetVhtMcs9 (), 40, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
324  && CheckTxDuration (1536, WifiPhy::GetVhtMcs9 (), 40, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (100800))
325  && CheckTxDuration (76, WifiPhy::GetVhtMcs9 (), 40, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
326  && CheckTxDuration (14, WifiPhy::GetVhtMcs9 (), 40, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
327  && CheckTxDuration (1536, WifiPhy::GetVhtMcs0 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (460))
328  && CheckTxDuration (76, WifiPhy::GetVhtMcs0 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (60))
329  && CheckTxDuration (14, WifiPhy::GetVhtMcs0 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (44))
330  && CheckTxDuration (1536, WifiPhy::GetVhtMcs0 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (417600))
331  && CheckTxDuration (76, WifiPhy::GetVhtMcs0 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (57600))
332  && CheckTxDuration (14, WifiPhy::GetVhtMcs0 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (43200))
333  && CheckTxDuration (1536, WifiPhy::GetVhtMcs9 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (68))
334  && CheckTxDuration (76, WifiPhy::GetVhtMcs9 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
335  && CheckTxDuration (14, WifiPhy::GetVhtMcs9 (), 80, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
336  && CheckTxDuration (1536, WifiPhy::GetVhtMcs9 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (64800))
337  && CheckTxDuration (76, WifiPhy::GetVhtMcs9 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
338  && CheckTxDuration (14, WifiPhy::GetVhtMcs9 (), 80, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
339  && CheckTxDuration (1536, WifiPhy::GetVhtMcs8 (), 160, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (56))
340  && CheckTxDuration (76, WifiPhy::GetVhtMcs8 (), 160, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
341  && CheckTxDuration (14, WifiPhy::GetVhtMcs8 (), 160, 800, WIFI_PREAMBLE_VHT_SU, MicroSeconds (40))
342  && CheckTxDuration (1536, WifiPhy::GetVhtMcs8 (), 160, 400, WIFI_PREAMBLE_VHT_SU, MicroSeconds (54))
343  && CheckTxDuration (76, WifiPhy::GetVhtMcs8 (), 160, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600))
344  && CheckTxDuration (14, WifiPhy::GetVhtMcs8 (), 160, 400, WIFI_PREAMBLE_VHT_SU, NanoSeconds (39600));
345 
346  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11ac duration failed");
347 
348  //802.11ax durations
349  retval = retval
350  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (1485600))
351  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (125600))
352  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (71200))
353  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (764800))
354  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (84800))
355  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
356  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (397600))
357  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (71200))
358  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
359  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (220800))
360  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
361  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
362  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (1570400))
363  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (130400))
364  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (72800))
365  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (807200))
366  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (87200))
367  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
368  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (418400))
369  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (72800))
370  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
371  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (231200))
372  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
373  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
374  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (1740))
375  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (140))
376  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (76))
377  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (892))
378  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (92))
379  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
380  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (460))
381  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (76))
382  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
383  && CheckTxDuration (1536, WifiPhy::GetHeMcs0 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (252))
384  && CheckTxDuration (76, WifiPhy::GetHeMcs0 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
385  && CheckTxDuration (14, WifiPhy::GetHeMcs0 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
386  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (139200))
387  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
388  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 20, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
389  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (98400))
390  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
391  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 40, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
392  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (71200))
393  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
394  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 80, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
395  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
396  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
397  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 160, 800, WIFI_PREAMBLE_HE_SU, NanoSeconds (57600))
398  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (144800))
399  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
400  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 20, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
401  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (101600))
402  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
403  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 40, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
404  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (72800))
405  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
406  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 80, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
407  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
408  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
409  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 160, 1600, WIFI_PREAMBLE_HE_SU, NanoSeconds (58400))
410  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (156))
411  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
412  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 20, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
413  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (108))
414  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
415  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 40, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
416  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (76))
417  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
418  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 80, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
419  && CheckTxDuration (1536, WifiPhy::GetHeMcs11 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
420  && CheckTxDuration (76, WifiPhy::GetHeMcs11 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60))
421  && CheckTxDuration (14, WifiPhy::GetHeMcs11 (), 160, 3200, WIFI_PREAMBLE_HE_SU, MicroSeconds (60));
422 
423  NS_TEST_EXPECT_MSG_EQ (retval, true, "an 802.11ax duration failed");
424 }
425 
432 class TxDurationTestSuite : public TestSuite
433 {
434 public:
435  TxDurationTestSuite ();
436 };
437 
438 TxDurationTestSuite::TxDurationTestSuite ()
439  : TestSuite ("wifi-devices-tx-duration", UNIT)
440 {
441  AddTestCase (new TxDurationTest, TestCase::QUICK);
442 }
443 
444 static TxDurationTestSuite g_txDurationTestSuite;
ns3::Time
Simulation virtual time values and global simulation resolution.
Definition: nstime.h:103
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
g_txDurationTestSuite
static TxDurationTestSuite g_txDurationTestSuite
the test suite
Definition: tx-duration-test.cc:444
ns3::TestSuite
A suite of tests to run.
Definition: test.h:1343
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
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:283
ns3::WIFI_MOD_CLASS_VHT
VHT PHY (Clause 22)
Definition: wifi-mode.h:60
ns3::WIFI_PHY_BAND_5GHZ
The 5 GHz band.
Definition: wifi-phy-band.h:35
ns3::TestCase
encapsulates test code
Definition: test.h:1153
ns3::WIFI_PREAMBLE_HE_SU
Definition: wifi-preamble.h:40
ns3::WIFI_PREAMBLE_VHT_SU
Definition: wifi-preamble.h:38
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:199
third.phy
phy
Definition: third.py:93
ns3::WifiPreamble
WifiPreamble
The type of preamble to be used by an IEEE 802.11 transmission.
Definition: wifi-preamble.h:32
TxDurationTest::~TxDurationTest
virtual ~TxDurationTest()
Definition: tx-duration-test.cc:82
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:142
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:1302
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:463
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:34
ns3::WIFI_PREAMBLE_HT_GF
Definition: wifi-preamble.h:37
ns3::WIFI_PHY_BAND_2_4GHZ
The 2.4 GHz band.
Definition: wifi-phy-band.h:33
ns3::WifiTxVector::SetMode
void SetMode(WifiMode mode)
Sets the selected payload transmission mode.
Definition: wifi-tx-vector.cc:137
ns3::WifiPhyBand
WifiPhyBand
Identifies the PHY band.
Definition: wifi-phy-band.h:30
ns3::WIFI_MOD_CLASS_OFDM
OFDM PHY (Clause 17)
Definition: wifi-mode.h:56
TxDurationTestSuite
Tx Duration Test Suite.
Definition: tx-duration-test.cc:432
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:1294
ns3::WIFI_PREAMBLE_SHORT
Definition: wifi-preamble.h:35
TxDurationTest
Tx Duration Test.
Definition: tx-duration-test.cc:36
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:119
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:87
ns3::WIFI_PREAMBLE_HT_MF
Definition: wifi-preamble.h:36