ns-3-leo/test/leo-propagation-test-suite.cc
2020-08-28 01:51:15 +02:00

142 lines
4.3 KiB
C++

/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#include "math.h"
#include "ns3/core-module.h"
#include "ns3/test.h"
#include "ns3/leo-module.h"
using namespace ns3;
class LeoPropagationRxNoLosTestCase : public TestCase
{
public:
LeoPropagationRxNoLosTestCase ()
: TestCase ("Test RxNoLos for without LOS")
{}
virtual ~LeoPropagationRxNoLosTestCase ()
{}
private:
virtual void DoRun (void);
};
void
LeoPropagationRxNoLosTestCase::DoRun ()
{
Ptr<ConstantPositionMobilityModel> a = CreateObject<ConstantPositionMobilityModel> ();
a->SetPosition (Vector3D (6.7e6, 0, 0));
Ptr<ConstantPositionMobilityModel> b = CreateObject<ConstantPositionMobilityModel> ();
b->SetPosition (Vector3D (-7.0e6, 0, 0));
Ptr<LeoPropagationLossModel> model = CreateObject<LeoPropagationLossModel> ();
model->SetAttribute ("MaxDistance", DoubleValue (6000)); // km
model->SetAttribute ("ElevationAngle", DoubleValue (10.0));
NS_TEST_ASSERT_MSG_LT (model->CalcRxPower (1.0, a, b), -500.0, "0 Rx power without LOS");
}
class LeoPropagationRxLosTestCase : public TestCase
{
public:
LeoPropagationRxLosTestCase ()
: TestCase ("Test Rx with LOS")
{}
virtual ~LeoPropagationRxLosTestCase ()
{}
private:
virtual void DoRun (void);
};
void
LeoPropagationRxLosTestCase::DoRun ()
{
Ptr<ConstantPositionMobilityModel> a = CreateObject<ConstantPositionMobilityModel> ();
a->SetPosition (Vector3D (1000000.0, 0, 0));
Ptr<ConstantPositionMobilityModel> b = CreateObject<ConstantPositionMobilityModel> ();
b->SetPosition (Vector3D (1000001.0, 0, 0));
Ptr<LeoPropagationLossModel> model = CreateObject<LeoPropagationLossModel> ();
model->SetAttribute ("ElevationAngle", DoubleValue (10.0));
model->SetAttribute ("AtmosphericLoss", DoubleValue (0.0));
model->SetAttribute ("FreeSpacePathLoss", DoubleValue (0.0));
model->SetAttribute ("LinkMargin", DoubleValue (0.0));
NS_TEST_ASSERT_MSG_EQ (model->CalcRxPower (1.0, a, b), 1.0, "Tx same as Rx power without losses and LOS");
}
class LeoPropagationBadAngleTestCase : public TestCase
{
public:
LeoPropagationBadAngleTestCase ()
: TestCase ("Test Rx with too large elevation angle")
{}
virtual ~LeoPropagationBadAngleTestCase ()
{}
private:
virtual void DoRun (void);
};
void
LeoPropagationBadAngleTestCase::DoRun ()
{
Ptr<ConstantPositionMobilityModel> a = CreateObject<ConstantPositionMobilityModel> ();
a->SetPosition (Vector3D (1000000.0, 0, 0));
Ptr<ConstantPositionMobilityModel> b = CreateObject<ConstantPositionMobilityModel> ();
b->SetPosition (Vector3D (1000000.0, sin (M_PI / 9) * 1000000.0, 0));
Ptr<LeoPropagationLossModel> model = CreateObject<LeoPropagationLossModel> ();
model->SetAttribute ("ElevationAngle", DoubleValue (90));
NS_TEST_ASSERT_MSG_LT (model->CalcRxPower (1.0, a, b), -500.0, "Tx must be 0 if elevation is too large");
}
class LeoPropagationLossTestCase : public TestCase
{
public:
LeoPropagationLossTestCase ()
: TestCase ("Test Rx with some losses")
{}
virtual ~LeoPropagationLossTestCase ()
{}
private:
virtual void DoRun (void);
};
void
LeoPropagationLossTestCase::DoRun ()
{
Ptr<ConstantPositionMobilityModel> a = CreateObject<ConstantPositionMobilityModel> ();
a->SetPosition (Vector3D (1000000.0, 0, 0));
Ptr<ConstantPositionMobilityModel> b = CreateObject<ConstantPositionMobilityModel> ();
b->SetPosition (Vector3D (1000001.0, 0, 0));
Ptr<LeoPropagationLossModel> model = CreateObject<LeoPropagationLossModel> ();
model->SetAttribute ("AtmosphericLoss", DoubleValue (0.1));
model->SetAttribute ("FreeSpacePathLoss", DoubleValue (0.1));
model->SetAttribute ("LinkMargin", DoubleValue (0.3));
NS_TEST_ASSERT_MSG_EQ (model->CalcRxPower (1.0, a, b), 0.5, "Tx must be smaller with some losses");
}
class LeoPropagationTestSuite : public TestSuite
{
public:
LeoPropagationTestSuite ();
};
LeoPropagationTestSuite::LeoPropagationTestSuite ()
: TestSuite ("leo-propagation", UNIT)
{
// TestDuration for TestCase can be QUICK, EXTENSIVE or TAKES_FOREVER
AddTestCase (new LeoPropagationRxNoLosTestCase, TestCase::QUICK);
AddTestCase (new LeoPropagationRxLosTestCase, TestCase::QUICK);
AddTestCase (new LeoPropagationBadAngleTestCase, TestCase::QUICK);
AddTestCase (new LeoPropagationLossTestCase, TestCase::QUICK);
}
// Do not forget to allocate an instance of this TestSuite
static LeoPropagationTestSuite leoTestSuite;