source: trunk/test/utility_test.cc @ 865

// $Id: utility_test.cc 865 2007-09-10 19:41:04Z peter $

/*
  Copyright (C) 2006 Jari Häkkinen, Markus Ringnér

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

#include <fstream>
#include <iostream>
#include <string>

int main(const int argc,const char* argv[])

{  
  using namespace theplu::yat;

  std::ostream* error;
  if (argc>1 && argv[1]==std::string("-v"))
    error = &std::cerr;
  else {
    error = new std::ofstream("/dev/null");
    if (argc>1)
      std::cout << "utility_test -v : for printing extra information\n";
  }
  *error << "testing utility ... " << std::endl;

  bool ok = true;

  // test float/double
  std::string s("1.2");
  if (!utility::is_double(s)){
    ok=false;
  }
  else if (!utility::is_float(s)) {
    ok=false;
  }
  else if (utility::is_int(s)) {
    ok=false;
  }
  else if (utility::is_nan(s)) {
    ok=false;
  }

  // test int
  s="23";
  if (!utility::is_double(s)){
    ok=false;
  }
  else if (!utility::is_float(s)) {
    ok=false;
  }
  else if (!utility::is_int(s)) {
    ok=false;
  }
  else if (utility::is_nan(s)) {
    ok=false;
  }

  // test nan
  s=" nAn  ";
  if (utility::is_double(s)){
    ok=false;
  }
  else if (utility::is_float(s)) {
    ok=false;
  }
  else if (utility::is_int(s)) {
    ok=false;
  }
  else if (!utility::is_nan(s)) {
    ok=false;
  }
  
  // testing trailing values
  s=" 23 23   ";
  if (utility::is_double(s)){
    ok=false;
  }
  else if (utility::is_float(s)) {
    ok=false;
  }
  else if (utility::is_int(s)) {
    ok=false;
  }
  else if (utility::is_nan(s)) {
    ok=false;
  }




  if(ok)
    *error << "OK" << std::endl;
  else
    *error << "Failed" << std::endl;
  if (error!=&std::cerr)
    delete error;


  if (ok) 
    return 0;
  return -1;

}