/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */

/*

 * Copyright (c) 2005,2006 INRIA

 * Copyright (c) 2007 Emmanuelle Laprise

 *

 * 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: Mathieu Lacage <mathieu.lacage@sophia.inria.fr>

 * TimeStep support by Emmanuelle Laprise <emmanuelle.laprise@bluekazoo.ca>

 */

#include "nstime.h"

#include "ns3/global-value.h"

#include "ns3/enum.h"

#include "ns3/string.h"

#include "ns3/object.h"

#include "ns3/config.h"

#include <math.h>

namespace ns3 {

TimeUnit<1>::TimeUnit (const std::string& s)

{

  std::string::size_type n = s.find_first_not_of ("0123456789.");

  if (n != std::string::npos)

    { // Found non-numeric

      std::istringstream iss;

      iss.str (s.substr (0, n));

      double r;

      iss >> r;

      std::string trailer = s.substr (n, std::string::npos);

      if (trailer == std::string ("s"))

        {

          return;

        }

      if (trailer == std::string ("ms"))

        {

          return;

        }

      if (trailer == std::string ("us"))

        {

          return;

        }

      if (trailer == std::string ("ns"))

        {

          return;

        }

      if (trailer == std::string ("ps"))

        {

          return;

        }

      if (trailer == std::string ("fs"))

        {

          return;

        }

    }

  // else

  // they didn't provide units, assume seconds

  std::istringstream iss;

  iss.str (s);

  double v;

  iss >> v;

}

std::ostream&

operator<< (std::ostream& os, const Time & time)

{

  std::string unit;

    {

      unit = "s";

      break;

      unit = "ms";

      break;

      unit = "us";

      break;

      unit = "ns";

      break;

      unit = "ps";

      break;

      unit = "fs";

      break;

    }

  return os;

}

std::istream& operator>> (std::istream& is, Time & time)

{

  std::string value;

  is >> value;

  return is;

}

ATTRIBUTE_VALUE_IMPLEMENT (Time);

ATTRIBUTE_CHECKER_IMPLEMENT (Time);

TimeUnit<0>::TimeUnit (double scalar)

double

TimeUnit<0>::GetDouble (void) const

{

  return GetHighPrecision ().GetDouble ();

}

} // namespace ns3

#include "ns3/test.h"

namespace ns3 {

class Bug863TestCase : public TestCase

{

public:

  Bug863TestCase ();

  virtual bool DoRun (void);

};

Bug863TestCase::Bug863TestCase ()

  : TestCase ("Bug 863")

{

}

bool Bug863TestCase::DoRun (void)

{

  Scalar result = Scalar (0.9) / Scalar (1.0);

  NS_TEST_ASSERT_MSG_EQ ((result == Scalar (0.9)), true, "Invalid arithmetic result");

  return false;

}

static class TimeTestSuite : public TestSuite

{

public:

  TimeTestSuite ()

    : TestSuite ("time", UNIT)

  {

    AddTestCase (new Bug863TestCase ());

  }

} g_timeTestSuite;

} // namespace ns3