@Test
  public void testCrossoverWithGenesSwapping() {

    GeneticAlgorithmImpl gen = new GeneticAlgorithmImpl(5, 5, 0.2, 0.1, 0.3, dataSource);

    Portfolio parentA = gen.getPopulation().get(0);
    Portfolio parentB = gen.getPopulation().get(1);

    System.out.println("parents:");
    System.out.println(parentA);
    System.out.println(parentB);

    List<Portfolio> children = GeneticAlgUtils.crossoverWithGenomeSwapping(parentA, parentB);

    System.out.println("Children:");
    for (Portfolio portfolio : children) {
      System.out.println(portfolio);
    }
  }