public void CutAndCrossFill_Child_Contains_Unique_Values()
{
List <int> parent = new List <int> {
1, 2, 3, 4, 5, 6
};
List <int> child = new List <int>();
RecombinationAlgorithms <int> .CrossFill(child, parent, 5);
Assert.Equal(child.Distinct().Count(), child.Count);
}
public void CrossFill_Child_Content_Matches_Parent()
{
List <int> parent = new List <int> {
1, 2, 3, 4, 5, 6
};
List <int> child = new List <int>();
RecombinationAlgorithms <int> .CrossFill(child, parent, 4);
Assert.Empty(child.Except(parent));
}
public void CrossFill_Handles_Start_To_End()
{
List <int> parent = new List <int> {
1, 2, 3, 4, 5, 6
};
List <int> child = new List <int>();
RecombinationAlgorithms <int> .CrossFill(child, parent, 0);
Assert.Equal(1, child[0]);
Assert.Equal(2, child[1]);
Assert.Equal(3, child[2]);
}
public void Swap_Returns_New_List_With_Swapped_Items()
{
List <int> original = new List <int> {
1, 2, 3, 4, 5, 6
};
List <int> swapped = RecombinationAlgorithms <int> .Swap(original, 0, 1);
Assert.Equal(original.Count, swapped.Count);
Assert.Equal(original[0], swapped[1]);
Assert.Equal(original[1], swapped[0]);
Assert.Equal(original[2], swapped[2]);
}
public void CrossFill_Copies_Values_From_CutIndex_Onwards_To_Start()
{
List <int> parent = new List <int> {
1, 2, 3, 4, 5, 6
};
List <int> child = new List <int>();
RecombinationAlgorithms <int> .CrossFill(child, parent, 4);
Assert.Equal(5, child[0]);
Assert.Equal(6, child[1]);
Assert.Equal(1, child[2]);
Assert.Empty(child.Except(parent));
}
public void CutAndCrossFill_Copies_From_First_Fills_With_Remainder()
{
List <int> parent1 = new List <int> {
1, 2, 3, 4, 5, 6
};
List <int> parent2 = new List <int> {
2, 3, 5, 6, 4, 1
};
List <int> child = RecombinationAlgorithms <int> .CutAndCrossFill(parent1, parent2, 2);
Assert.Equal(parent1.Count, child.Count);
Assert.Equal(1, child[0]);
Assert.Equal(2, child[1]);
Assert.Equal(5, child[2]);
Assert.Equal(6, child[3]);
Assert.Equal(4, child[4]);
Assert.Equal(3, child[5]);
}
