lte-test-secondary-cell-selection.h

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/*
 * Copyright (c) 2017 Alexander Krotov
 *
 * 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: Alexander Krotov <krotov@iitp.ru>
 *
 */
 
#ifndef LTE_TEST_SECONDARY_CELL_SELECTION_H
#define LTE_TEST_SECONDARY_CELL_SELECTION_H
 
#include <ns3/lte-ue-rrc.h>
#include <ns3/node-container.h>
#include <ns3/nstime.h>
#include <ns3/test.h>
#include <ns3/vector.h>
 
#include <vector>
 
using namespace ns3;
 
/**
 * \ingroup lte-test
 *
 * \brief Test suite for executing the secondary cell selection test cases.
 *
 * Checks that if multiple component carriers are defined for an eNB, that
 * UEs can connect to each of these component carriers, not just the primary
 *
 * \sa ns3::LteSecondaryCellSelectionTestCase
 */
class LteSecondaryCellSelectionTestSuite : public TestSuite
{
  public:
    LteSecondaryCellSelectionTestSuite();
};
 
/**
 * \ingroup lte-test
 *
 * \brief Testing the initial cell selection procedure by UE at IDLE state in
 *        the beginning of simulation with multiple component carriers.
 */
class LteSecondaryCellSelectionTestCase : public TestCase
{
  public:
    /**
     * \brief Creates an instance of the initial cell selection test case.
     * \param name name of this test
     * \param isIdealRrc if true, simulation uses Ideal RRC protocol, otherwise
     *                   simulation uses Real RRC protocol
     * \param rngRun the number of run to be used by the random number generator
     * \param numberOfComponentCarriers number of component carriers
     */
    LteSecondaryCellSelectionTestCase(std::string name,
                                      bool isIdealRrc,
                                      uint64_t rngRun,
                                      uint8_t numberOfComponentCarriers);
 
    ~LteSecondaryCellSelectionTestCase() override;
 
  private:
    /**
     * \brief Setup the simulation according to the configuration set by the
     *        class constructor, run it, and verify the result.
     */
    void DoRun() override;
 
    /**
     * \brief State transition callback function
     * \param context the context string
     * \param imsi the IMSI
     * \param cellId the cell ID
     * \param rnti the RNTI
     * \param oldState the old state
     * \param newState the new state
     */
    void StateTransitionCallback(std::string context,
                                 uint64_t imsi,
                                 uint16_t cellId,
                                 uint16_t rnti,
                                 LteUeRrc::State oldState,
                                 LteUeRrc::State newState);
    /**
     * \brief Initial cell selection end ok callback function
     * \param context the context string
     * \param imsi the IMSI
     * \param cellId the cell ID
     */
    void InitialSecondaryCellSelectionEndOkCallback(std::string context,
                                                    uint64_t imsi,
                                                    uint16_t cellId);
    /**
     * \brief Connection established callback function
     * \param context the context string
     * \param imsi the IMSI
     * \param cellId the cell ID
     * \param rnti the RNTI
     */
    void ConnectionEstablishedCallback(std::string context,
                                       uint64_t imsi,
                                       uint16_t cellId,
                                       uint16_t rnti);
 
    bool m_isIdealRrc;                   ///< whether the LTE is configured to use ideal RRC
    uint64_t m_rngRun;                   ///< rng run
    uint8_t m_numberOfComponentCarriers; ///< number of component carriers
 
    /// The current UE RRC state.
    std::map<uint64_t, LteUeRrc::State> m_lastState;
 
}; // end of class LteSecondaryCellSelectionTestCase
 
#endif /* LTE_TEST_SECONDARY_CELL_SELECTION_H */