Tests for RLC UM transmitter
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/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
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/*
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* Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation;
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* Author: Manuel Requena <manuel.requena@cttc.es>
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*/
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#include "ns3/simulator.h"
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#include "ns3/log.h"
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#include "ns3/string.h"
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#include "ns3/lte-rlc-header.h"
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#include "ns3/lte-rlc-um.h"
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#include "ns3/lte-test-rlc-um-transmitter.h"
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NS_LOG_COMPONENT_DEFINE ("LteRlcUmTransmitterTest");
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using namespace ns3;
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/**
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* TestSuite 4.1.1 RLC UM: Only transmitter
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*/
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LteRlcUmTransmitterTestSuite::LteRlcUmTransmitterTestSuite ()
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: TestSuite ("lte-rlc-um-transmitter", SYSTEM)
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{
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LogLevel logLevel = (LogLevel)(LOG_PREFIX_FUNC | LOG_PREFIX_TIME | LOG_LEVEL_ALL);
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LogComponentEnable ("LteRlcUmTransmitterTest", logLevel);
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NS_LOG_INFO ("Creating LteRlcUmTransmitterTestSuite");
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AddTestCase (new LteRlcUmTransmitterOneSduTestCase ("One SDU, one PDU"));
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AddTestCase (new LteRlcUmTransmitterSegmentationTestCase ("Segmentation"));
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AddTestCase (new LteRlcUmTransmitterConcatenationTestCase ("Concatenation"));
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}
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static LteRlcUmTransmitterTestSuite lteRlcUmTransmitterTestSuite;
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LteRlcUmTransmitterTestCase::LteRlcUmTransmitterTestCase (std::string name)
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: TestCase (name)
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{
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NS_LOG_UNCOND ("Creating LteRlcUmTransmitterTestCase: " + name);
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}
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LteRlcUmTransmitterTestCase::~LteRlcUmTransmitterTestCase ()
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{
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}
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void
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LteRlcUmTransmitterTestCase::DoRun (void)
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{
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LogLevel logLevel = (LogLevel)(LOG_PREFIX_FUNC | LOG_PREFIX_TIME | LOG_LEVEL_ALL);
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LogComponentEnable ("LteRlcUmTransmitterTest", logLevel);
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LogComponentEnable ("LteRlc", logLevel);
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LogComponentEnable ("LteRlcUm", logLevel);
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LogComponentEnable ("LteRlcHeader", logLevel);
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uint16_t rnti = 1111;
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uint16_t lcid = 2222;
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Packet::EnablePrinting ();
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// Create topology
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// Create transmission PDCP test entity
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txPdcp = CreateObject<LteTestPdcp> ();
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// Create transmission RLC entity
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txRlc = CreateObject<LteRlcUm> ();
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txRlc->SetRnti (rnti);
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txRlc->SetLcId (lcid);
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// Create transmission MAC test entity
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txMac = CreateObject<LteTestMac> ();
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// Connect SAPs: PDCP (TX) <-> RLC (Tx) <-> MAC (Tx)
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txPdcp->SetLteRlcSapProvider (txRlc->GetLteRlcSapProvider ());
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txRlc->SetLteRlcSapUser (txPdcp->GetLteRlcSapUser ());
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txRlc->SetLteMacSapProvider (txMac->GetLteMacSapProvider ());
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txMac->SetLteMacSapUser (txRlc->GetLteMacSapUser ());
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}
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/**
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* Test 4.1.1.1 One SDU, One PDU
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*/
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LteRlcUmTransmitterOneSduTestCase::LteRlcUmTransmitterOneSduTestCase (std::string name)
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: LteRlcUmTransmitterTestCase (name)
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{
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}
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LteRlcUmTransmitterOneSduTestCase::~LteRlcUmTransmitterOneSduTestCase ()
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{
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}
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void
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LteRlcUmTransmitterOneSduTestCase::DoRun (void)
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{
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// Create topology
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LteRlcUmTransmitterTestCase::DoRun ();
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// The tests...
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std::string dataToSend;
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std::string dataReceived;
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//
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// a) One SDU generates one PDU
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//
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// PDCP entity sends data
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dataToSend = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
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txPdcp->SendData (Seconds (0.0), dataToSend);
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txMac->SendTxOpportunity (28);
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NS_TEST_ASSERT_MSG_EQ ("ABCDEFGHIJKLMNOPQRSTUVWXYZ", txMac->GetDataReceived (), "SDU is not OK");
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Simulator::Destroy ();
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}
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/**
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* Test 4.1.1.2 Segmentation (One SDU => n PDUs)
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*/
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LteRlcUmTransmitterSegmentationTestCase::LteRlcUmTransmitterSegmentationTestCase (std::string name)
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: LteRlcUmTransmitterTestCase (name)
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{
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}
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LteRlcUmTransmitterSegmentationTestCase::~LteRlcUmTransmitterSegmentationTestCase ()
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{
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}
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void
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LteRlcUmTransmitterSegmentationTestCase::DoRun (void)
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{
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// Create topology
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LteRlcUmTransmitterTestCase::DoRun ();
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// The tests...
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std::string dataToSend;
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std::string dataReceived;
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//
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// b) Segmentation: one SDU generates n PDUs
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//
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// PDCP entity sends data
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dataToSend = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
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txPdcp->SendData (Seconds (0.0), dataToSend);
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txMac->SendTxOpportunity (10);
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NS_TEST_ASSERT_MSG_EQ ("ABCDEFGH", txMac->GetDataReceived (), "Segmentation is not OK");
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txMac->SendTxOpportunity (10);
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NS_TEST_ASSERT_MSG_EQ ("IJKLMNOP", txMac->GetDataReceived (), "2 Segmentation is not OK");
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txMac->SendTxOpportunity (10);
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NS_TEST_ASSERT_MSG_EQ ("QRSTUVWX", txMac->GetDataReceived (), "3 Segmentation is not OK");
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txMac->SendTxOpportunity (4);
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NS_TEST_ASSERT_MSG_EQ ("YZ", txMac->GetDataReceived (), "4 Segmentation is not OK");
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Simulator::Destroy ();
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}
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/**
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* Test 4.1.1.3 Concatenation (n SDUs => One PDU)
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*/
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LteRlcUmTransmitterConcatenationTestCase::LteRlcUmTransmitterConcatenationTestCase (std::string name)
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: LteRlcUmTransmitterTestCase (name)
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{
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}
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LteRlcUmTransmitterConcatenationTestCase::~LteRlcUmTransmitterConcatenationTestCase ()
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{
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}
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void
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LteRlcUmTransmitterConcatenationTestCase::DoRun (void)
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{
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// Create topology
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LteRlcUmTransmitterTestCase::DoRun ();
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// The tests...
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std::string dataToSend;
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std::string dataReceived;
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//
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// c) Concatenation: n SDUs generate one PDU
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//
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// PDCP entity sends data
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dataToSend = "ABCDEFGH";
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txPdcp->SendData (Seconds (0.0), dataToSend);
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dataToSend = "IJKLMNOPQR";
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txPdcp->SendData (Seconds (0.0), dataToSend);
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dataToSend = "STUVWXYZ";
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txPdcp->SendData (Seconds (0.0), dataToSend);
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txMac->SendTxOpportunity (31);
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NS_TEST_ASSERT_MSG_EQ ("ABCDEFGHIJKLMNOPQRSTUVWXYZ", txMac->GetDataReceived (), "Concatenation is not OK");
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Simulator::Destroy ();
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}
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/////////////////////////////////////////////////////////////////////
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TypeId
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LteTestMac::GetTypeId (void)
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{
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static TypeId tid = TypeId ("ns3::LteTestMac")
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.SetParent<Object> ()
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.AddConstructor<LteTestMac> ()
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;
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return tid;
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}
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LteTestMac::LteTestMac ()
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{
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NS_LOG_FUNCTION (this);
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m_macSapProvider = new EnbMacMemberLteMacSapProvider<LteTestMac> (this);
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// m_cmacSapProvider = new EnbMacMemberLteEnbCmacSapProvider (this);
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// m_schedSapUser = new EnbMacMemberFfMacSchedSapUser (this);
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// m_cschedSapUser = new EnbMacMemberFfMacCschedSapUser (this);
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// m_enbPhySapUser = new EnbMacMemberLteEnbPhySapUser (this);
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}
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LteTestMac::~LteTestMac ()
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{
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NS_LOG_FUNCTION (this);
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}
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void
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LteTestMac::DoDispose ()
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{
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NS_LOG_FUNCTION (this);
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delete m_macSapProvider;
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// delete m_cmacSapProvider;
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// delete m_schedSapUser;
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// delete m_cschedSapUser;
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// delete m_enbPhySapUser;
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}
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void
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LteTestMac::SetLteMacSapUser (LteMacSapUser* s)
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{
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m_macSapUser = s;
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}
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LteMacSapProvider*
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LteTestMac::GetLteMacSapProvider (void)
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{
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return m_macSapProvider;
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}
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void
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LteTestMac::SetLteMacLoopback (Ptr<LteTestMac> s)
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{
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m_macLoopback = s;
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}
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std::string
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LteTestMac::GetDataReceived (void)
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{
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NS_LOG_FUNCTION (this);
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return m_receivedData;
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}
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void
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LteTestMac::SendTxOpportunity (uint32_t bytes)
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{
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NS_LOG_FUNCTION (this);
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NS_LOG_LOGIC ("Bytes = " << bytes);
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Simulator::Schedule (Seconds (0.0), &LteMacSapUser::NotifyTxOpportunity, m_macSapUser, bytes);
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Simulator::Run ();
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}
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/**
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* MAC SAP
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*/
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void
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LteTestMac::DoTransmitPdu (LteMacSapProvider::TransmitPduParameters params)
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{
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NS_LOG_FUNCTION (this);
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LteRlcHeader rlcHeader;
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// Remove RLC header
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params.pdu->RemoveHeader (rlcHeader);
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NS_LOG_LOGIC ("RLC header: " << rlcHeader);
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// Copy data to a string
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uint32_t dataLen = params.pdu->GetSize ();
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uint8_t *buf = new uint8_t[dataLen];
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params.pdu->CopyData (buf, dataLen);
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m_receivedData = std::string ((char *)buf, dataLen);
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NS_LOG_LOGIC ("Data (" << dataLen << ") = " << m_receivedData);
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delete [] buf;
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}
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void
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LteTestMac::DoReportBufferStatus (LteMacSapProvider::ReportBufferStatusParameters params)
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{
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NS_LOG_FUNCTION (this);
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}
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/////////////////////////////////////////////////////////////////////
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TypeId
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LteTestPdcp::GetTypeId (void)
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{
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static TypeId tid = TypeId ("ns3::LteTestPdcp")
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.SetParent<Object> ()
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.AddConstructor<LteTestPdcp> ()
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;
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return tid;
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}
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LteTestPdcp::LteTestPdcp ()
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{
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NS_LOG_FUNCTION (this);
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m_rlcSapUser = new LteRlcSpecificLteRlcSapUser<LteTestPdcp> (this);
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Simulator::ScheduleNow (&LteTestPdcp::Start, this);
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}
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LteTestPdcp::~LteTestPdcp ()
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{
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NS_LOG_FUNCTION (this);
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}
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void
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LteTestPdcp::DoDispose ()
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{
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NS_LOG_FUNCTION (this);
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delete m_rlcSapUser;
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}
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void
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LteTestPdcp::SetLteRlcSapProvider (LteRlcSapProvider* s)
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{
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m_rlcSapProvider = s;
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}
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LteRlcSapUser*
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LteTestPdcp::GetLteRlcSapUser (void)
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{
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return m_rlcSapUser;
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}
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std::string
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LteTestPdcp::GetDataReceived (void)
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{
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NS_LOG_FUNCTION (this);
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return m_receivedData;
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}
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/**
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* RLC SAP
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*/
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void
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LteTestPdcp::DoReceivePdcpPdu (Ptr<Packet> p)
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{
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NS_LOG_FUNCTION (this);
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NS_LOG_LOGIC ("PDU received = " << (*p));
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uint32_t dataLen = p->GetSize ();
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uint8_t *buf = new uint8_t[dataLen];
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p->CopyData (buf, dataLen);
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m_receivedData = std::string ((char *)buf, dataLen);
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NS_LOG_LOGIC (m_receivedData);
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delete [] buf;
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}
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/**
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* START
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*/
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void
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LteTestPdcp::Start ()
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{
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NS_LOG_FUNCTION (this);
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}
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void
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LteTestPdcp::SendData (Time at, std::string dataToSend)
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{
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NS_LOG_FUNCTION (this);
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LteRlcSapProvider::TransmitPdcpPduParameters p;
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p.rnti = 111;
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p.lcid = 222;
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NS_LOG_LOGIC ("Data(" << dataToSend.length () << ") = " << dataToSend.data ());
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p.pdcpPdu = Create<Packet> ((uint8_t *) dataToSend.data (), dataToSend.length ());
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NS_LOG_LOGIC ("Packet(" << p.pdcpPdu->GetSize () << ")");
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Simulator::Schedule (at, &LteRlcSapProvider::TransmitPdcpPdu, m_rlcSapProvider, p);
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Simulator::Run ();
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}
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@@ -0,0 +1,207 @@
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/* -*- Mode: C++; c-file-style: "gnu"; indent-tabs-mode:nil; -*- */
|
||||
/*
|
||||
* Copyright (c) 2011 Centre Tecnologic de Telecomunicacions de Catalunya (CTTC)
|
||||
*
|
||||
* 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: Manuel Requena <manuel.requena@cttc.es>
|
||||
*/
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#ifndef LTE_TEST_RLC_UM_TRANSMITTER_H
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#define LTE_TEST_RLC_UM_TRANSMITTER_H
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#include "ns3/test.h"
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#include "ns3/type-id.h"
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#include "ns3/lte-mac-sap.h"
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#include "ns3/lte-enb-mac.h"
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#include "ns3/lte-rlc-sap.h"
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using namespace ns3;
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/**
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* This class implements a testing loopback MAC layer
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*/
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class LteTestMac : public Object
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{
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// friend class EnbMacMemberLteEnbCmacSapProvider;
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friend class EnbMacMemberLteMacSapProvider<LteTestMac>;
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// friend class EnbMacMemberFfMacSchedSapUser;
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// friend class EnbMacMemberFfMacCschedSapUser;
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// friend class EnbMacMemberLteEnbPhySapUser;
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public:
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static TypeId GetTypeId (void);
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LteTestMac (void);
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virtual ~LteTestMac (void);
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virtual void DoDispose (void);
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void SendTxOpportunity (uint32_t);
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std::string GetDataReceived (void);
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/**
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* \brief Set the MAC SAP user
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* \param s a pointer to the MAC SAP user
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*/
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void SetLteMacSapUser (LteMacSapUser* s);
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/**
|
||||
* \brief Get the MAC SAP provider
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* \return a pointer to the SAP provider of the MAC
|
||||
*/
|
||||
LteMacSapProvider* GetLteMacSapProvider (void);
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||||
|
||||
/**
|
||||
* \brief Set the other side of the MAC Loopback
|
||||
* \param s a pointer to the other side of the MAC loopback
|
||||
*/
|
||||
void SetLteMacLoopback (Ptr<LteTestMac> s);
|
||||
|
||||
private:
|
||||
// forwarded from LteMacSapProvider
|
||||
void DoTransmitPdu (LteMacSapProvider::TransmitPduParameters);
|
||||
void DoReportBufferStatus (LteMacSapProvider::ReportBufferStatusParameters);
|
||||
|
||||
LteMacSapProvider* m_macSapProvider;
|
||||
LteMacSapUser* m_macSapUser;
|
||||
Ptr<LteTestMac> m_macLoopback;
|
||||
|
||||
std::string m_receivedData;
|
||||
|
||||
};
|
||||
|
||||
/////////////////////////////////////////////////////////////////////
|
||||
|
||||
/**
|
||||
* This class implements a testing PDCP layer
|
||||
*/
|
||||
class LteTestPdcp : public Object
|
||||
{
|
||||
friend class LteRlcSpecificLteRlcSapUser<LteTestPdcp>;
|
||||
// friend class EnbMacMemberLteEnbCmacSapProvider;
|
||||
// friend class EnbMacMemberLteMacSapProvider<LteTestMac>;
|
||||
// friend class EnbMacMemberFfMacSchedSapUser;
|
||||
// friend class EnbMacMemberFfMacCschedSapUser;
|
||||
// friend class EnbMacMemberLteEnbPhySapUser;
|
||||
|
||||
public:
|
||||
static TypeId GetTypeId (void);
|
||||
|
||||
LteTestPdcp (void);
|
||||
virtual ~LteTestPdcp (void);
|
||||
virtual void DoDispose (void);
|
||||
|
||||
|
||||
/**
|
||||
* \brief Set the RLC SAP provider
|
||||
* \param s a pointer to the RLC SAP provider
|
||||
*/
|
||||
void SetLteRlcSapProvider (LteRlcSapProvider* s);
|
||||
/**
|
||||
* \brief Get the RLC SAP user
|
||||
* \return a pointer to the SAP user of the RLC
|
||||
*/
|
||||
LteRlcSapUser* GetLteRlcSapUser (void);
|
||||
|
||||
void Start ();
|
||||
|
||||
void SendData (Time at, std::string dataToSend);
|
||||
std::string GetDataReceived (void);
|
||||
|
||||
private:
|
||||
// Interface forwarded by LteRlcSapUser
|
||||
virtual void DoReceivePdcpPdu (Ptr<Packet> p);
|
||||
|
||||
LteRlcSapUser* m_rlcSapUser;
|
||||
LteRlcSapProvider* m_rlcSapProvider;
|
||||
|
||||
std::string m_receivedData;
|
||||
|
||||
};
|
||||
|
||||
/////////////////////////////////////////////////////////////////////
|
||||
|
||||
/**
|
||||
* TestSuite 4.1.1 RLC UM: Only transmitter
|
||||
*/
|
||||
class LteRlcUmTransmitterTestSuite : public TestSuite
|
||||
{
|
||||
public:
|
||||
LteRlcUmTransmitterTestSuite ();
|
||||
};
|
||||
|
||||
class LteRlcUmTransmitterTestCase : public TestCase
|
||||
{
|
||||
public:
|
||||
LteRlcUmTransmitterTestCase (std::string name);
|
||||
LteRlcUmTransmitterTestCase ();
|
||||
virtual ~LteRlcUmTransmitterTestCase ();
|
||||
|
||||
protected:
|
||||
virtual void DoRun (void);
|
||||
|
||||
Ptr<LteTestPdcp> txPdcp;
|
||||
Ptr<LteRlc> txRlc;
|
||||
Ptr<LteTestMac> txMac;
|
||||
|
||||
};
|
||||
|
||||
/**
|
||||
* Test 4.1.1.1 One SDU, One PDU
|
||||
*/
|
||||
class LteRlcUmTransmitterOneSduTestCase : public LteRlcUmTransmitterTestCase
|
||||
{
|
||||
public:
|
||||
LteRlcUmTransmitterOneSduTestCase (std::string name);
|
||||
LteRlcUmTransmitterOneSduTestCase ();
|
||||
virtual ~LteRlcUmTransmitterOneSduTestCase ();
|
||||
|
||||
private:
|
||||
virtual void DoRun (void);
|
||||
|
||||
};
|
||||
|
||||
/**
|
||||
* Test 4.1.1.2 Segmentation (One SDU => n PDUs)
|
||||
*/
|
||||
class LteRlcUmTransmitterSegmentationTestCase : public LteRlcUmTransmitterTestCase
|
||||
{
|
||||
public:
|
||||
LteRlcUmTransmitterSegmentationTestCase (std::string name);
|
||||
LteRlcUmTransmitterSegmentationTestCase ();
|
||||
virtual ~LteRlcUmTransmitterSegmentationTestCase ();
|
||||
|
||||
private:
|
||||
virtual void DoRun (void);
|
||||
|
||||
};
|
||||
|
||||
/**
|
||||
* Test 4.1.1.3 Concatenation (n SDUs => One PDU)
|
||||
*/
|
||||
class LteRlcUmTransmitterConcatenationTestCase : public LteRlcUmTransmitterTestCase
|
||||
{
|
||||
public:
|
||||
LteRlcUmTransmitterConcatenationTestCase (std::string name);
|
||||
LteRlcUmTransmitterConcatenationTestCase ();
|
||||
virtual ~LteRlcUmTransmitterConcatenationTestCase ();
|
||||
|
||||
private:
|
||||
virtual void DoRun (void);
|
||||
|
||||
};
|
||||
|
||||
#endif /* LTE_TEST_RLC_UM_TRANSMITTER_H */
|
||||
Reference in new issue
Block a user