public void TheTenLargestIntegersInALargeConsecutiveSequenceAre()
{
var set = new FitnessSet<int>( maxSize: 10, compareFitness: CompareIntegers );
const int Max = 10000000;
for( int i = 0; i < Max; i++ )
set.ObserveEntity( i );
int[] expectedSet = Enumerable.Range( Max - 10, 10 ).ToArray();
CollectionAssert.AreEqual( expectedSet, set.MostFitEntities );
}
public void TheTenLargestIntegersInALargeRandomSequenceAre()
{
var set = new FitnessSet<int>( maxSize: 10, compareFitness: CompareIntegers );
// NOTE: We use a fixed seed so that the pseudo-random numbers generated
// across test runs are consistent, making the output consistent.
Random rnd = new Random( Seed: 0 );
const int Max = 10000000;
for( int i = 0; i < Max; i++ )
{
int value = rnd.Next( Max );
set.ObserveEntity( value );
}
int[] expectedSet = { 9999961, 9999984, 9999985, 9999987, 9999988, 9999989, 9999993, 9999995, 9999997, 9999999 };
CollectionAssert.AreEqual( expectedSet, set.MostFitEntities );
}