mpi-test-fixtures.h

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
/*
 *  Copyright 2018. Lawrence Livermore National Security, LLC.
 *
 * 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: Steven Smith <smith84@llnl.gov>
 */
 
#include <iomanip>
#include <sstream>
#include <ios>
 
namespace ns3 {
 
template <typename T> class Ptr;
class Address;
class Packet;
 
  
#define RANK0COUT(x)                                                                   \
  do                                                                                   \
    if (SinkTracer::GetWorldRank () == 0)                                              \
      {                                                                                \
        std::cout << "TEST : ";                                                        \
        std::ios_base::fmtflags f( std::cout.flags() );                                \
        std::cout << std::setfill('0') << std::setw(5) << SinkTracer::GetLineCount (); \
        std::cout.flags( f );                                                          \
        std::cout << " : " << x;                                                       \
      }                                                                                \
  while (false)
  
#define RANK0COUTAPPEND(x)                      \
  do                                            \
    if (SinkTracer::GetWorldRank () == 0)       \
      {                                         \
        std::cout << x ;                        \
      }                                         \
  while (false)
 
class SinkTracer
{
 
public:
  static void Init (void);
 
  static void SinkTrace (const ns3::Ptr<const ns3::Packet> packet,
                         const ns3::Address &srcAddress,
                         const ns3::Address &destAddress);
 
  static void Verify (unsigned long expectedCount);
  
  static std::string FormatAddress (const ns3::Address address);
 
  static int GetWorldRank (void)
  {
    return m_worldRank;
  }
 
  static int GetWorldSize (void)
  {
    return m_worldSize;
  }
 
  static int GetLineCount (void)
  {
    return m_line++;
  }
 
private:
  static unsigned long m_sinkCount; /*< Running sum of number of SinkTrace calls observed */
  static unsigned long m_line; /*< Current output line number for ordering output */
  static int m_worldRank; /*< MPI CommWorld rank */
  static int m_worldSize; /*< MPI CommWorld size */
};
 
}  // namespace ns3