source: trunk/test/target_test.cc @ 514

// $Id: target_test.cc 514 2006-02-20 09:45:34Z peter $

#include <c++_tools/classifier/Target.h>

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

using namespace theplu;

int main(const int argc,const char* argv[])
{  
  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 << "target_test -v : for printing extra information\n";
  }
  *error << "testing target" << std::endl;
  bool ok = true;

  // This test assumes classes are introduced in order of appearence
  std::vector<std::string> color(10,"default");
  color[2]=color[7]="white";
  color[4]=color[5]="black";
  color[6]=color[3]="green";
  color[8]=color[9]="red";
  classifier::Target target3(color);
  std::vector<size_t> facit(10);
  facit[2]=facit[7]=1;
  facit[4]=facit[5]=3;
  facit[6]=facit[3]=2;
  facit[8]=facit[9]=4;
  
  for (size_t i=0; i<facit.size(); i++){
    if (target3(i)!=facit[i]){
      ok=false;
      *error << "target(" << i << ") is " << target3(0) << " expected " 
             << facit[i] << std::endl;
    }
  }
  std::vector<std::string> label(31,"negative");
  for (size_t i=0; i<16; i++) 
    label[i] = "positive";
  label[20]="neither";
  classifier::Target target(label);
  if (target.nof_classes()!=3){
    ok=false;
    *error << "Expected number of classes to be 3" << std::endl;
  }
  if (target(0)!=0){
    ok=false;
    *error << "Error: target(0)!=0" << std::endl;
  }
  if (target(20)!=2){
    ok=false;
    *error << "Error: target(20)!=2" << std::endl;
  }
  if (!target.binary(0)){
    ok=false;
    *error << "Error: target.binary(0) not true" << std::endl;
  }   
  if (target.binary(20)){
    ok=false;
    *error << "Error: target.binary(20) not false" << std::endl;
  }   
  target.set_binary(2,true);
  if (!target.binary(20)){
    ok=false;
    *error << "Error: target.binary(20) not true" << std::endl;
  }   
  std::ifstream is("data/rank_target.txt");
  classifier::Target target2(is);
  is.close();
  if (target2.size()!=6){
    ok=false;
    *error << "ERROR: size of target is " << target2.size() << " expected 6." 
           << std::endl;
  }   

  if (ok)
    return 0;
  return -1;
}