@Override
public int compareGenerations(
TestSuiteChromosome parent1,
TestSuiteChromosome parent2,
TestSuiteChromosome child1,
TestSuiteChromosome child2) {
logger.debug(
"Comparing sizes: "
+ parent1.size()
+ ", "
+ parent1.size()
+ " vs "
+ child1.size()
+ ", "
+ child2.size());
if (!parent1.hasExecutedFitness(ff) || parent1.isChanged()) ff.getFitness(parent1);
if (!parent2.hasExecutedFitness(ff) || parent2.isChanged()) ff.getFitness(parent2);
if (!child1.hasExecutedFitness(ff) || child1.isChanged()) ff.getFitness(child1);
if (!child2.hasExecutedFitness(ff) || child2.isChanged()) ff.getFitness(child2);
double minParents = Math.min(parent1.getFitness(ff), parent2.getFitness(ff));
double minChildren = Math.min(child1.getFitness(ff), child2.getFitness(ff));
if (minParents < minChildren) {
return -1;
}
if (minParents > minChildren) {
return 1;
}
return 0;
}
@Override
public int compareChromosomes(TestSuiteChromosome chromosome1, TestSuiteChromosome chromosome2) {
double fitness1 = ff.getFitness(chromosome1, false);
double fitness2 = ff.getFitness(chromosome2, false);
int i = (int) Math.signum(fitness1 - fitness2);
// if (!chromosome1.hasExecutedFitness(ff) || chromosome1.isChanged())
// ff.getFitness(chromosome1);
// if (!chromosome2.hasExecutedFitness(ff) || chromosome2.isChanged())
// ff.getFitness(chromosome2);
ff.updateCoveredGoals();
return i;
}
