public void Select_NumberToSelectGreaterThanPopulationSize_Throws()
{
var selector = new ParentSelectionGreedy();
Assert.Throws <ArgumentOutOfRangeException>(() =>
selector.Select(testPop, testPop.Count() + 1));
}
public void Select_RequestOne_GetBest()
{
var selector = new ParentSelectionGreedy();
var parents = selector.Select(testPop, 1);
Assert.True(parents.Count() == 1);
Assert.Equal(testPop.Best(), parents.ElementAt(0));
}
public void Select_RequestFive_GetFiveBest()
{
var selector = new ParentSelectionGreedy();
var parents = selector.Select(testPop, 5);
Assert.True(parents.Count() == 5);
for (var i = 0; i < 5; i++)
{
Assert.Equal(testPop[i], parents.ElementAt(i));
}
}
