public void Select_NumberToSelectGreaterThanPopulationSize_Throws()
{
var selector = new ParentSelectionRoulette(false);
Assert.Throws <ArgumentOutOfRangeException>(() =>
selector.Select(testPop, testPop.Count() + 1));
}
public void Select_RequestFive_BestAlwaysReturned_GetFiveIncludingBest()
{
var selector = new ParentSelectionRoulette(true);
var parents = selector.Select(testPop, 5);
Assert.True(parents.Count() == 5);
Assert.Contains(testPop.Best(), parents);
}
public void Select_RequestOne_BestAlwaysReturned_GetBest()
{
var selector = new ParentSelectionRoulette(true);
var parents = selector.Select(testPop, 1);
Assert.True(parents.Count() == 1);
Assert.Equal(testPop.Best(), parents.ElementAt(0));
}
