A Discrete-Event Network Simulator
API
test-cosine-antenna.cc
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1 /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
2 /*
3  * Copyright (c) 2011 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
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11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12  * GNU General Public License for more details.
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16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17  *
18  * Author: Nicola Baldo <nbaldo@cttc.es>
19  */
20 
21 #include <ns3/log.h>
22 #include <ns3/test.h>
23 #include <ns3/double.h>
24 #include <ns3/cosine-antenna-model.h>
25 #include <ns3/simulator.h>
26 #include <cmath>
27 #include <string>
28 #include <iostream>
29 #include <sstream>
30 
31 
32 using namespace ns3;
33 
34 NS_LOG_COMPONENT_DEFINE ("TestCosineAntennaModel");
35 
36 enum CosineAntennaModelGainTestCondition {
37  EQUAL = 0,
38  LESSTHAN = 1
39 };
40 
41 class CosineAntennaModelTestCase : public TestCase
42 {
43 public:
44  static std::string BuildNameString (Angles a, double b, double o, double g);
45  CosineAntennaModelTestCase (Angles a, double b, double o, double g, double expectedGainDb, CosineAntennaModelGainTestCondition cond);
46 
47 
48 private:
49  virtual void DoRun (void);
50 
51  Angles m_a;
52  double m_b;
53  double m_o;
54  double m_g;
55  double m_expectedGain;
56  CosineAntennaModelGainTestCondition m_cond;
57 };
58 
59 std::string CosineAntennaModelTestCase::BuildNameString (Angles a, double b, double o, double g)
60 {
61  std::ostringstream oss;
62  oss << "theta=" << a.theta << " , phi=" << a.phi
63  << ", beamdwidth=" << b << "deg"
64  << ", orientation=" << o
65  << ", maxGain=" << g << " dB";
66  return oss.str ();
67 }
68 
69 
70 CosineAntennaModelTestCase::CosineAntennaModelTestCase (Angles a, double b, double o, double g, double expectedGainDb, CosineAntennaModelGainTestCondition cond)
71  : TestCase (BuildNameString (a, b, o, g)),
72  m_a (a),
73  m_b (b),
74  m_o (o),
75  m_g (g),
76  m_expectedGain (expectedGainDb),
77  m_cond (cond)
78 {
79 }
80 
81 void
82 CosineAntennaModelTestCase::DoRun ()
83 {
84  NS_LOG_FUNCTION (this << BuildNameString (m_a, m_b, m_o, m_g));
85 
86  Ptr<CosineAntennaModel> a = CreateObject<CosineAntennaModel> ();
87  a->SetAttribute ("Beamwidth", DoubleValue (m_b));
88  a->SetAttribute ("Orientation", DoubleValue (m_o));
89  a->SetAttribute ("MaxGain", DoubleValue (m_g));
90  double actualGain = a->GetGainDb (m_a);
91  switch (m_cond)
92  {
93  case EQUAL:
94  NS_TEST_EXPECT_MSG_EQ_TOL (actualGain, m_expectedGain, 0.001, "wrong value of the radiation pattern");
95  break;
96  case LESSTHAN:
97  NS_TEST_EXPECT_MSG_LT (actualGain, m_expectedGain, "gain higher than expected");
98  break;
99  default:
100  break;
101  }
102 }
103 
104 
105 
106 
107 class CosineAntennaModelTestSuite : public TestSuite
108 {
109 public:
110  CosineAntennaModelTestSuite ();
111 };
112 
113 CosineAntennaModelTestSuite::CosineAntennaModelTestSuite ()
114  : TestSuite ("cosine-antenna-model", UNIT)
115 {
116  // to calculate the azimut angle offset for a given gain in db:
117  // phideg = (2*acos(10^(targetgaindb/(20*n))))*180/pi
118  // e.g., with a 60 deg beamwidth, gain is -20dB at +- 74.945 degrees from boresight
119 
120  // phi, theta, beamwidth, orientation, maxGain, expectedGain, condition
121  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (0), 0), 60, 0, 0, 0, EQUAL), TestCase::QUICK);
122  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (30), 0), 60, 0, 0, -3, EQUAL), TestCase::QUICK);
123  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-30), 0), 60, 0, 0, -3, EQUAL), TestCase::QUICK);
124  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-90), 0), 60, 0, 0, -20, LESSTHAN), TestCase::QUICK);
125  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (90), 0), 60, 0, 0, -20, LESSTHAN), TestCase::QUICK);
126  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (100), 0), 60, 0, 0, -20, LESSTHAN), TestCase::QUICK);
127  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (150), 0), 60, 0, 0, -20, LESSTHAN), TestCase::QUICK);
128  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (180), 0), 60, 0, 0, -20, LESSTHAN), TestCase::QUICK);
129  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-100), 0), 60, 0, 0, -20, LESSTHAN), TestCase::QUICK);
130  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-150), 0), 60, 0, 0, -20, LESSTHAN), TestCase::QUICK);
131  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-180), 0), 60, 0, 0, -20, LESSTHAN), TestCase::QUICK);
132 
133  // test positive orientation
134  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (60), 0), 60, 60, 0, 0, EQUAL), TestCase::QUICK);
135  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (90), 0), 60, 60, 0, -3, EQUAL), TestCase::QUICK);
136  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (30), 0), 60, 60, 0, -3, EQUAL), TestCase::QUICK);
137  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-30), 0), 60, 60, 0, -20, LESSTHAN), TestCase::QUICK);
138  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (150), 0), 60, 60, 0, -20, LESSTHAN), TestCase::QUICK);
139  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (160), 0), 60, 60, 0, -20, LESSTHAN), TestCase::QUICK);
140  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (210), 0), 60, 60, 0, -20, LESSTHAN), TestCase::QUICK);
141  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (240), 0), 60, 60, 0, -20, LESSTHAN), TestCase::QUICK);
142  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-40), 0), 60, 60, 0, -20, LESSTHAN), TestCase::QUICK);
143  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-90), 0), 60, 60, 0, -20, LESSTHAN), TestCase::QUICK);
144  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-120), 0), 60, 60, 0, -20, LESSTHAN), TestCase::QUICK);
145 
146  // test negative orientation and different beamwidths
147  // with a 100 deg beamwidth, gain is -20dB at +- 117.47 degrees from boresight
148  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-150), 0), 100, -150, 0, 0, EQUAL), TestCase::QUICK);
149  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-100), 0), 100, -150, 0, -3, EQUAL), TestCase::QUICK);
150  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-200), 0), 100, -150, 0, -3, EQUAL), TestCase::QUICK);
151  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-32.531), 0), 100, -150, 0, -20, EQUAL), TestCase::QUICK);
152  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (92.531), 0), 100, -150, 0, -20, EQUAL), TestCase::QUICK);
153  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-30), 0), 100, -150, 0, -20, LESSTHAN), TestCase::QUICK);
154  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (0), 0), 100, -150, 0, -20, LESSTHAN), TestCase::QUICK);
155  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (60), 0), 100, -150, 0, -20, LESSTHAN), TestCase::QUICK);
156  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (90), 0), 100, -150, 0, -20, LESSTHAN), TestCase::QUICK);
157  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (30), 0), 100, -150, 0, -20, LESSTHAN), TestCase::QUICK);
158  // with a 150 deg beamwidth, gain is -10dB at +- 124.93 degrees from boresight, and -20dB at +- 155.32 degrees from boresight
159  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-150), 0), 150, -150, 0, 0, EQUAL), TestCase::QUICK);
160  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (135), 0), 150, -150, 0, -3, EQUAL), TestCase::QUICK);
161  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-75), 0), 150, -150, 0, -3, EQUAL), TestCase::QUICK);
162  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (85.070), 0), 150, -150, 0, -10, EQUAL), TestCase::QUICK);
163  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-25.070), 0), 150, -150, 0, -10, EQUAL), TestCase::QUICK);
164  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (5.3230), 0), 150, -150, 0, -20, EQUAL), TestCase::QUICK);
165  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (54.677), 0), 150, -150, 0, -20, EQUAL), TestCase::QUICK);
166  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (30), 0), 150, -150, 0, -20, LESSTHAN), TestCase::QUICK);
167  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (20), 0), 150, -150, 0, -20, LESSTHAN), TestCase::QUICK);
168 
169  // test maxGain
170  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (0), 0), 60, 0, 10, 10, EQUAL), TestCase::QUICK);
171  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (30), 0), 60, 0, 22, 19, EQUAL), TestCase::QUICK);
172  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-30), 0), 60, 0, -4, -7, EQUAL), TestCase::QUICK);
173  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-90), 0), 60, 0, 10, -10, LESSTHAN), TestCase::QUICK);
174  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (90), 0), 60, 0, -20, -40, LESSTHAN), TestCase::QUICK);
175  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (100), 0), 60, 0, 40, 20, LESSTHAN), TestCase::QUICK);
176  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-150), 0), 100, -150, 2, 2, EQUAL), TestCase::QUICK);
177  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-100), 0), 100, -150, 4, 1, EQUAL), TestCase::QUICK);
178  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-200), 0), 100, -150, -1, -4, EQUAL), TestCase::QUICK);
179 
180 
181  // test elevation angle
182  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (0), 2), 60, 0, 0, 0, EQUAL), TestCase::QUICK);
183  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (30), 2), 60, 0, 0, -3, EQUAL), TestCase::QUICK);
184  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-30), 2), 60, 0, 0, -3, EQUAL), TestCase::QUICK);
185  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-90), 2), 60, 0, 0, -20, LESSTHAN), TestCase::QUICK);
186  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-180), 2), 60, 0, 0, -20, LESSTHAN), TestCase::QUICK);
187  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (60), -3), 60, 60, 0, 0, EQUAL), TestCase::QUICK);
188  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (90), -3), 60, 60, 0, -3, EQUAL), TestCase::QUICK);
189  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (30), -3), 60, 60, 0, -3, EQUAL), TestCase::QUICK);
190  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-120), -3), 60, 60, 0, -20, LESSTHAN), TestCase::QUICK);
191  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-150), -3), 100, -150, 0, 0, EQUAL), TestCase::QUICK);
192  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-100), -3), 100, -150, 0, -3, EQUAL), TestCase::QUICK);
193  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-200), -3), 100, -150, 0, -3, EQUAL), TestCase::QUICK);
194  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-30), -3), 100, -150, 0, -20, LESSTHAN), TestCase::QUICK);
195  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (90), 9.5), 100, -150, 0, -20, LESSTHAN), TestCase::QUICK);
196  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (0), 9.5), 60, 0, 10, 10, EQUAL), TestCase::QUICK);
197  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (30), 9.5), 60, 0, 22, 19, EQUAL), TestCase::QUICK);
198  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-30), 9.5), 60, 0, -4, -7, EQUAL), TestCase::QUICK);
199  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (100), 9.5), 60, 0, 40, 20, LESSTHAN), TestCase::QUICK);
200  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-150), 9.5), 100, -150, 2, 2, EQUAL), TestCase::QUICK);
201  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-100), 9.5), 100, -150, 4, 1, EQUAL), TestCase::QUICK);
202  AddTestCase (new CosineAntennaModelTestCase (Angles (DegreesToRadians (-200), 9.5), 100, -150, -1, -4, EQUAL), TestCase::QUICK);
203 
204 };
205 
206 static CosineAntennaModelTestSuite staticCosineAntennaModelTestSuiteInstance;
ns3::CosineAntennaModel::GetGainDb
virtual double GetGainDb(Angles a)
this method is expected to be re-implemented by each antenna model
Definition: cosine-antenna-model.cc:94
ns3::Ptr
Smart pointer class similar to boost::intrusive_ptr.
Definition: ptr.h:73
NS_LOG_FUNCTION
#define NS_LOG_FUNCTION(parameters)
If log level LOG_FUNCTION is enabled, this macro will output all input parameters separated by "...
Definition: log-macros-enabled.h:213
CosineAntennaModelGainTestCondition
CosineAntennaModelGainTestCondition
Definition: test-cosine-antenna.cc:36
ns3::TestSuite
A suite of tests to run.
Definition: test.h:1333
ns3::DegreesToRadians
double DegreesToRadians(double degrees)
converts degrees to radians
Definition: angles.cc:31
NS_LOG_COMPONENT_DEFINE
#define NS_LOG_COMPONENT_DEFINE(name)
Define a Log component with a specific name.
Definition: log.h:201
ns3::Angles::theta
double theta
the inclination angle in radians
Definition: angles.h:117
ns3::TestCase
encapsulates test code
Definition: test.h:1147
CosineAntennaModelTestCase::BuildNameString
static std::string BuildNameString(Angles a, double b, double o, double g)
Definition: test-cosine-antenna.cc:59
ns3::TestCase::AddTestCase
void AddTestCase(TestCase *testCase, enum TestDuration duration)
Add an individual child TestCase to this test suite.
Definition: test.cc:298
staticCosineAntennaModelTestSuiteInstance
static CosineAntennaModelTestSuite staticCosineAntennaModelTestSuiteInstance
Definition: test-cosine-antenna.cc:204
NS_TEST_EXPECT_MSG_EQ_TOL
#define NS_TEST_EXPECT_MSG_EQ_TOL(actual, limit, tol, msg)
Test that actual and expected (limit) values are equal to plus or minus some tolerance and report if ...
Definition: test.h:558
ns3
Every class exported by the ns3 library is enclosed in the ns3 namespace.
CosineAntennaModelTestCase::CosineAntennaModelTestCase
CosineAntennaModelTestCase(Angles a, double b, double o, double g, double expectedGainDb, CosineAntennaModelGainTestCondition cond)
Definition: test-cosine-antenna.cc:70
ns3::Angles::phi
double phi
the azimuth angle in radians
Definition: angles.h:111
NS_TEST_EXPECT_MSG_LT
#define NS_TEST_EXPECT_MSG_LT(actual, limit, msg)
Test that an actual value is less than a limit and report if not.
Definition: test.h:896
CosineAntennaModelTestCase::m_cond
CosineAntennaModelGainTestCondition m_cond
Definition: test-cosine-antenna.cc:56
CosineAntennaModelTestCase::DoRun
virtual void DoRun(void)
Implementation to actually run this TestCase.
Definition: test-cosine-antenna.cc:82
ns3::Angles
struct holding the azimuth and inclination angles of spherical coordinates.
Definition: angles.h:71
ns3::DoubleValue
This class can be used to hold variables of floating point type such as 'double' or 'float'...
Definition: double.h:41
ns3::ObjectBase::SetAttribute
void SetAttribute(std::string name, const AttributeValue &value)
Set a single attribute, raising fatal errors if unsuccessful.
Definition: object-base.cc:191