satellite-waveform-conf-test.cc

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 * Copyright (c) 2013 Magister Solutions Ltd
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation;
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Author: Jani Puttonen <jani.puttonen@magister.fi>
 */
 
#include "../model/satellite-bbframe-conf.h"
#include "../model/satellite-enums.h"
#include "../model/satellite-link-results.h"
#include "../model/satellite-utils.h"
#include "../model/satellite-wave-form-conf.h"
 
#include "ns3/boolean.h"
#include "ns3/config.h"
#include "ns3/log.h"
#include "ns3/ptr.h"
#include "ns3/satellite-env-variables.h"
#include "ns3/singleton.h"
#include "ns3/test.h"
 
using namespace ns3;
 
class SatDvbRcs2WaveformTableTestCase : public TestCase
{
  public:
    SatDvbRcs2WaveformTableTestCase();
    virtual ~SatDvbRcs2WaveformTableTestCase();
 
  private:
    virtual void DoRun(void);
};
 
SatDvbRcs2WaveformTableTestCase::SatDvbRcs2WaveformTableTestCase()
    : TestCase("Test DVB-RCS2 waveform configuration table.")
{
}
 
SatDvbRcs2WaveformTableTestCase::~SatDvbRcs2WaveformTableTestCase()
{
}
 
void
SatDvbRcs2WaveformTableTestCase::DoRun(void)
{
    // Set simulation output details
    Singleton<SatEnvVariables>::Get()->DoInitialize();
    Singleton<SatEnvVariables>::Get()->SetOutputVariables("test-sat-waveform-conf",
                                                          "dvbrcs2",
                                                          true);
 
    std::string path = Singleton<SatEnvVariables>::Get()->GetDataPath() + "/";
    std::string fileName = "dvbRcs2Waveforms.txt";
 
    // Enable ACM
    Config::SetDefault("ns3::SatWaveformConf::AcmEnabled", BooleanValue(true));
 
    Ptr<SatLinkResultsDvbRcs2> lr = CreateObject<SatLinkResultsDvbRcs2>();
    lr->Initialize();
 
    Ptr<SatWaveformConf> wf = CreateObject<SatWaveformConf>(path + fileName);
    wf->InitializeEbNoRequirements(lr);
 
    uint32_t refResults[21] = {6,  6,  7,  7,  7,  8,  8,  9,  9,  9, 10,
                               11, 11, 11, 12, 12, 12, 12, 12, 12, 12};
 
    // 250 kbaud
    double symbolRate(250000);
    uint32_t i(0);
 
    // Method capable of dumping the waveform conf to standard output
    /*
    double rollOff (0.2);
    double carrierBandwidth = (1.0 + rollOff) * symbolRate;
    wf->Dump (carrierBandwidth, symbolRate);
    */
 
    for (double d = 60.0; d <= 70.0; d += 0.5)
    {
        uint32_t wfid(0);
        double cnoThreshold = std::numeric_limits<double>::quiet_NaN();
        bool success =
            wf->GetBestWaveformId(SatUtils::DbToLinear(d), symbolRate, wfid, cnoThreshold);
 
        NS_TEST_ASSERT_MSG_EQ(success, true, "A suitable waveform not found");
        NS_TEST_ASSERT_MSG_EQ(wfid, refResults[i], "Not expected waveform id");
        ++i;
    }
    Singleton<SatEnvVariables>::Get()->DoDispose();
}
 
class SatDvbS2BbFrameConfTestCase : public TestCase
{
  public:
    SatDvbS2BbFrameConfTestCase();
    virtual ~SatDvbS2BbFrameConfTestCase();
 
  private:
    virtual void DoRun(void);
};
 
SatDvbS2BbFrameConfTestCase::SatDvbS2BbFrameConfTestCase()
    : TestCase("Test DVB-S2 BBFrame configuration.")
{
}
 
SatDvbS2BbFrameConfTestCase::~SatDvbS2BbFrameConfTestCase()
{
}
 
void
SatDvbS2BbFrameConfTestCase::DoRun(void)
{
    // Set simulation output details
    Singleton<SatEnvVariables>::Get()->DoInitialize();
    Singleton<SatEnvVariables>::Get()->SetOutputVariables("test-sat-waveform-conf", "dvbs2", true);
 
    // Tested symbol rate in baud
    double symbolRate(93750000);
 
    Ptr<SatLinkResultsDvbS2> lr = CreateObject<SatLinkResultsDvbS2>();
    lr->Initialize();
 
    // Create BBFrame conf
    Ptr<SatBbFrameConf> bbFrameConf = CreateObject<SatBbFrameConf>(symbolRate, SatEnums::DVB_S2);
    bbFrameConf->InitializeCNoRequirements(lr);
 
    std::vector<SatEnums::SatModcod_t> modcods;
    SatEnums::GetAvailableModcodsFwdLink(modcods);
 
    // SatEnums::SatBbFrameType_t frameTypes[2] = { SatEnums::SHORT_FRAME,
    //                                              SatEnums::NORMAL_FRAME,
    // };
 
    SatEnums::SatBbFrameType_t frameTypes[1] = {SatEnums::NORMAL_FRAME};
 
    std::cout << "BBFrame config output: " << std::endl;
    std::cout << "----------------------" << std::endl;
 
    // BBFrames
    for (uint32_t i = 0; i < 1; ++i)
    {
        // Modcods
        for (std::vector<SatEnums::SatModcod_t>::iterator it = modcods.begin(); it != modcods.end();
             ++it)
        {
            // Get BBFrame length in Time
            Time l = bbFrameConf->GetBbFrameDuration((*it), frameTypes[i]);
 
            // Get BBFrame payload in bits
            uint32_t p = bbFrameConf->GetBbFramePayloadBits(*it, frameTypes[i]);
 
            std::cout << "MODCOD: " << SatEnums::GetModcodTypeName(*it)
                      << ", frameType: " << frameTypes[i] << ", length [s]: " << l.GetSeconds()
                      << ", payload [b]: " << p << std::endl;
        }
    }
    Singleton<SatEnvVariables>::Get()->DoDispose();
}
 
class SatWaveformConfTestSuite : public TestSuite
{
  public:
    SatWaveformConfTestSuite();
};
 
SatWaveformConfTestSuite::SatWaveformConfTestSuite()
    : TestSuite("sat-waveform-conf-test", UNIT)
{
    AddTestCase(new SatDvbRcs2WaveformTableTestCase, TestCase::QUICK);
    AddTestCase(new SatDvbS2BbFrameConfTestCase, TestCase::QUICK);
}
 
// Do allocate an instance of this TestSuite
static SatWaveformConfTestSuite satWaveformConfTestSuite;