/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile$
  Language:  C++
  Date:      $Date$
  Version:   $Revision$

  Copyright (c) 2002 Insight Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/
#include "cmAddTestCommand.h"
#include "cmCacheManager.h"

// cmExecutableCommand
bool cmAddTestCommand::InitialPass(std::vector<std::string> const& args)
{
  // First argument is the name of the test
  // Second argument is the name of the executable to run (a target or external
  //    program)
  // Remaining arguments are the arguments to pass to the executable
  if(args.size() < 2 )
    {
    this->SetError("called with incorrect number of arguments");
    return false;
    }
  
  // store the arguments for the final pass
  m_Args.erase(m_Args.begin(), m_Args.end());
  std::copy(args.begin(),args.end(),std::back_inserter(m_Args));
  return true;
}

// we append to the file in the final pass because Enable Testing command
// creates the file in the final pass.
void cmAddTestCommand::FinalPass()
{

  // Expand any CMake variables
  std::vector<std::string>::iterator s;
  for (s = m_Args.begin(); s != m_Args.end(); ++s)
    {
    m_Makefile->ExpandVariablesInString(*s);
    }

  // Create a full path filename for output Testfile
  std::string fname;
  fname = m_Makefile->GetStartOutputDirectory();
  fname += "/";
  fname += "DartTestfile.txt";
  

  // If the file doesn't exist, then ENABLE_TESTING hasn't been run
  if (cmSystemTools::FileExists(fname.c_str()))
    {
    // Open the output Testfile
    std::ofstream fout(fname.c_str(), std::ios::app);
    if (!fout)
      {
        cmSystemTools::Error("Error Writing ", fname.c_str());
        return;
      }

    std::vector<std::string>::iterator it;

  // for each arg in the test
    fout << "ADD_TEST(";
    it = m_Args.begin();
    fout << (*it).c_str();
    ++it;
    for (; it != m_Args.end(); ++it)
      {
        fout << " " << (*it).c_str();
      }
    fout << ")" << std::endl;
    fout.close();
    }  
  return;
}