source: trunk/test/Suite.h @ 1215

#ifndef _theplu_yat_test_suite_
#define _theplu_yat_test_suite_

// $Id: Suite.h 1215 2008-03-07 19:44:34Z peter $

/*
  Copyright (C) 2008 Peter Johansson

  This file is part of the yat library, http://trac.thep.lu.se/yat

  The yat library is free software; you can redistribute it and/or
  modify it under the terms of the GNU General Public License as
  published by the Free Software Foundation; either version 2 of the
  License, or (at your option) any later version.

  The yat library 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.
*/

#include <fstream>

namespace theplu {
namespace yat {
namespace test {

  /**
     \internal utility class for tests
   */
  class Suite
  {
  public:
    Suite(int argc, char* argv[]);

    /**
     */
    ~Suite(void);

    /**
       \return In verbose mode std::cerr, else a ofstream to "/dev/null".
    */
    std::ostream& err(void) const;

    /**
      \return true if test is ok
    */
    bool ok(void) const;

    /**
      \brief set ok
    */
    void ok(bool);

    /**
       \return In verbose mode std::cout, else a ofstream to "/dev/null".
    */
    std::ostream& out(void) const;
    
    /**
       In verbose mode a final message is sent to std::cout.

       If ok() is true: "Test is ok." otherwise
       "Test failed."

       \return 0 if ok.
     */
    int return_value(void) const;

  private:
    bool verbose_;
    bool ok_;
    std::ofstream* dev_null_;

  };

  /**
     \return true if |a-b| <= N*std::numerical_limits<double>().epsilon()
  */
  bool equal(double a, double b, unsigned int N=1);

}}}

#endif