CutSelector.test.cc

/**************************************************************************
 * BASF2 (Belle Analysis Framework 2)                                     *
 * Copyright(C) 2016 - Belle II Collaboration                             *
 *                                                                        *
 * Author: The Belle II Collaboration                                     *
 * Contributors: Nils Braun                                               *
 *                                                                        *
 * This software is provided "as is" without any warranty.                *
 **************************************************************************/
 
#include <tracking/trackFindingCDC/collectors/selectors/CutSelector.h>
 
#include <tracking/trackFindingCDC/numerics/WeightComperator.h>
 
#include <gtest/gtest.h>
 
using namespace Belle2;
using namespace TrackFindingCDC;
 
namespace {
  TEST(TrackFindingCDCTest, cut_selector)
  {
    CutSelector<int, double> selector;
 
    int a = 1;
    double b = 2, c = 3, d = 4, e = 5;
 
    std::vector<WeightedRelation<int, const double>> relations = {
      WeightedRelation<int, const double>(&a, 1.1, &b),
      WeightedRelation<int, const double>(&a, 1.0, &c),
      WeightedRelation<int, const double>(&a, 0.8, &d),
      WeightedRelation<int, const double>(&a, NAN, &e)
    };
 
    selector.setCutValue(1.0);
 
    std::sort(relations.begin(), relations.end());
    selector.apply(relations);
 
    std::sort(relations.begin(), relations.end(), GreaterWeight());
 
    ASSERT_EQ(relations.size(), 2);
    ASSERT_EQ(relations[0].getWeight(), 1.1);
    ASSERT_EQ(relations[1].getWeight(), 1.0);
  }
}