A Discrete-Event Network Simulator
API
phy-test.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2007,2008, 2009 INRIA, UDcast
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: Mohamed Amine Ismail <amine.ismail@sophia.inria.fr>
19  * <amine.ismail@udcast.com>
20  */
21 #include "ns3/log.h"
22 #include "ns3/test.h"
23 #include "ns3/simulator.h"
24 #include "ns3/node-container.h"
25 #include "ns3/net-device-container.h"
26 #include "ns3/wimax-helper.h"
27 #include "ns3/snr-to-block-error-rate-manager.h"
28 
29 using namespace ns3;
30 
31 NS_LOG_COMPONENT_DEFINE ("WimaxPhyTest");
32 
33 /*
34  * Configure a network with 3 SS and 1 BS
35  * Install a SIMPLE OFDM PHY layer on all nodes and check that all SSs
36  * could register with the BS
37  *
38  */
39 
47 {
48 public:
50  virtual ~Ns3WimaxSimpleOFDMTestCase ();
51 
52 private:
53  virtual void DoRun (void);
59  bool DoRunOnce (double FrameDuration);
60 
61 };
62 
64  : TestCase ("Test the Phy model with different frame durations")
65 {
66 }
67 
69 {
70 }
71 
72 bool
74 {
75  WimaxHelper::SchedulerType scheduler = WimaxHelper::SCHED_TYPE_SIMPLE;
76  NodeContainer ssNodes;
77  NodeContainer bsNodes;
78  ssNodes.Create (3);
79  bsNodes.Create (1);
80 
81  WimaxHelper wimax;
82 
83  NetDeviceContainer ssDevs, bsDevs;
84 
85  ssDevs = wimax.Install (ssNodes, WimaxHelper::DEVICE_TYPE_SUBSCRIBER_STATION,
86  WimaxHelper::SIMPLE_PHY_TYPE_OFDM, scheduler, FrameDuration);
87  bsDevs = wimax.Install (bsNodes, WimaxHelper::DEVICE_TYPE_BASE_STATION,
88  WimaxHelper::SIMPLE_PHY_TYPE_OFDM, scheduler, FrameDuration);
89 
90  Simulator::Stop (Seconds (1));
91  Simulator::Run ();
92  for (int i = 0; i < 3; i++)
93  {
94  if (ssDevs.Get (i)->GetObject<SubscriberStationNetDevice> ()->IsRegistered ()
95  == false)
96  {
97  NS_LOG_DEBUG ("SS[" << i << "] not registered");
98  return true; // Test fail because SS[i] is not registered
99  }
100  }
101  Simulator::Destroy ();
102  return (false); // Test was ok, all the SSs are registered
103 
104 }
105 
106 void
108 {
109 
110  double
111  frameDuratioTab[7] = { 0.0025, 0.004, 0.005, 0.008, 0.01, 0.0125, 0.02 };
112  for (int i = 0; i < 7; i++)
113  {
114  NS_LOG_DEBUG ("Frame Duration = " << frameDuratioTab[i]);
115  if (DoRunOnce (frameDuratioTab[i]) != false)
116  {
117  return;
118  }
119  }
120 }
121 
129 {
130 public:
132  virtual ~Ns3WimaxSNRtoBLERTestCase ();
133 
134 private:
135  virtual void DoRun (void);
141  bool DoRunOnce (uint8_t modulationType);
142 
143 };
144 
146  : TestCase ("Test the SNR to block error rate module")
147 {
148 }
149 
151 {
152 }
153 
154 bool Ns3WimaxSNRtoBLERTestCase::DoRunOnce (uint8_t modulationType)
155 {
156 
157  SNRToBlockErrorRateManager l_SNRToBlockErrorRateManager;
158  l_SNRToBlockErrorRateManager.LoadTraces ();
159  SNRToBlockErrorRateRecord * BLERRec;
160 
161  for (double i = -5; i < 40; i += 0.1)
162  {
163  BLERRec = l_SNRToBlockErrorRateManager.GetSNRToBlockErrorRateRecord (i,
164  modulationType);
165  delete BLERRec;
166  }
167  return false;
168 }
169 
170 void
172 {
173  for (int i = 0; i < 7; i++)
174  {
175  DoRunOnce (i);
176  }
177 }
178 
186 {
187 public:
189 };
191  : TestSuite ("wimax-phy-layer", UNIT)
192 {
193  AddTestCase (new Ns3WimaxSNRtoBLERTestCase, TestCase::QUICK);
194  AddTestCase (new Ns3WimaxSimpleOFDMTestCase, TestCase::QUICK);
195 
196 }
197 
The test suite.
Definition: phy-test.cc:185
Ns3 Wimax Simple OFDM Test Case.
Definition: phy-test.cc:46
Ptr< NetDevice > Get(uint32_t i) const
Get the Ptr<NetDevice> stored in this container at a given index.
A suite of tests to run.
Definition: test.h:1343
SchedulerType
Scheduler Type Different implementations of uplink/downlink scheduler.
Definition: wimax-helper.h:85
bool DoRunOnce(uint8_t modulationType)
Run once function.
Definition: phy-test.cc:154
Test the SNr tom block error rate module.
Definition: phy-test.cc:128
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:205
bool DoRunOnce(double FrameDuration)
Run once function.
Definition: phy-test.cc:73
encapsulates test code
Definition: test.h:1153
NetDeviceContainer Install(NodeContainer c, NetDeviceType type, PhyType phyType, SchedulerType schedulerType)
virtual ~Ns3WimaxSNRtoBLERTestCase()
Definition: phy-test.cc:150
This class represents a record (handled by SnrToBlockErrorRate manager) that keeps a mapping between ...
SNRToBlockErrorRateRecord * GetSNRToBlockErrorRateRecord(double SNR, uint8_t modulation)
returns a record of type SNRToBlockErrorRateRecord corresponding to a given modulation and SNR value ...
void AddTestCase(TestCase *testCase, TestDuration duration=QUICK)
Add an individual child TestCase to this test suite.
Definition: test.cc:299
holds a vector of ns3::NetDevice pointers
virtual ~Ns3WimaxSimpleOFDMTestCase()
Definition: phy-test.cc:68
void LoadTraces(void)
Loads the traces form the repository specified in the constructor or set by SetTraceFilePath function...
static Ns3WimaxPhyTestSuite ns3WimaxPhyTestSuite
the test suite
Definition: phy-test.cc:198
Every class exported by the ns3 library is enclosed in the ns3 namespace.
keep track of a set of node pointers.
virtual void DoRun(void)
Implementation to actually run this TestCase.
Definition: phy-test.cc:171
#define NS_LOG_DEBUG(msg)
Use NS_LOG to output a message of level LOG_DEBUG.
Definition: log.h:273
Time Seconds(double value)
Construct a Time in the indicated unit.
Definition: nstime.h:1070
virtual void DoRun(void)
Implementation to actually run this TestCase.
Definition: phy-test.cc:107
helps to manage and create WimaxNetDevice objects
Definition: wimax-helper.h:58
SubscriberStationNetDevice subclass of WimaxNetDevice.
Definition: ss-net-device.h:48
void Create(uint32_t n)
Create n nodes and append pointers to them to the end of this NodeContainer.
This class handles the SNR to BlcER traces.