source: trunk/test/test_vector.cc @ 257

// $Id: test_vector.cc 257 2005-03-04 00:53:34Z jari $

#include "vector.h"

int main(const int argc,const char* argv[])
{  
  bool ok = true;

  theplu::gslapi::vector vec(12);
  for (unsigned int i=0; i<vec.size(); i++) 
    vec(i)=i;

  // checking that shuffle works
  double sum_before = vec.sum();
  vec.shuffle();
  double sum_after = vec.sum();
  if (sum_after != sum_before)
    ok = false;

  // checking that view works
  sum_before=0;
  for (unsigned int i=0; i<vec.size(); i+=2) 
    sum_before+=vec[i];
  theplu::gslapi::vector vec_view(vec,0,6,2);
  sum_after=vec_view.sum();
  if (sum_after != sum_before)
    ok = false;
  vec[0]=0;
  vec_view[0]=24;
  if (vec[0]!=vec_view[0])
    ok=false;

  // checking that copy contrutor creates an independent object
  theplu::gslapi::vector vec2(vec);
  if (vec.size()!=vec2.size())
    ok=false;
  if (&vec2 == &vec)
    ok=false;
  if (vec2.isview())
    ok=false;

  // checking that copy contrutor creates an independent object when
  // copying a view
  vec2=vec_view;
  if (vec_view.size()!=vec2.size())
    ok=false;
  if ((&vec2 == &vec_view) || (&vec2 == &vec))
    ok=false;
  if (vec2.isview())
    ok=false;
  vec2[0]=0;
  vec_view[0]=24;
  if (vec2[0]==vec_view[0])
    ok=false;

  if (ok) {
    std::cout << "test_vector: SUCCESS\n";
    return 0;
  }
  std::cerr << "test_vector: FAILED\n";
  return -1;
}