public void CrossoverChanges()
{
var g1 = CharacterChromosome.Of("1234567890").ToSeq();
var g2 = CharacterChromosome.Of("abcdefghij").ToSeq();
RandomRegistry.Using(new Random(10), r =>
{
var crossover = new UniformCrossover <CharacterGene, char>(0.5, 0.5);
var statistics = new DoubleMomentStatistics();
for (var j = 0; j < 1000; ++j)
{
var g1C = g1.Copy();
var g2C = g2.Copy();
var changed = crossover.Crossover(g1C, g2C);
Assert.Equal(Enumerable
.Range(0, g2C.Length)
.Count(i => char.IsDigit(g2C[i].Allele)), changed
);
statistics.Accept(changed);
}
Assert.Equal(5.0, statistics.Mean, 1);
});
}
internal Num()
{
Fitness = new DoubleMomentStatistics();
}
private static string D(DoubleMomentStatistics statistics)
{
return(string.Format("sum={0:F12} s; mean={1:F12} s", statistics.Sum, statistics.Mean));
}
