public void RemoveChildWorks()
{
ValueTreeNode <int> n, n1, n2, n3, n4;
n = new ValueTreeNode <int>(0);
n.AddChild(n1 = new ValueTreeNode <int>(1));
n.AddChild(n2 = new ValueTreeNode <int>(2));
n.AddChild(n3 = new ValueTreeNode <int>(3));
n.AddChild(n4 = new ValueTreeNode <int>(4));
n2.Remove();
Assert.IsNull(n2.Parent, "Parent node is not set to null");
Assert.That(n.Children, Is.EquivalentTo(new [] { n1, n3, n4 }),
"Invalid children collection after removal");
}
public void AddChildWorks()
{
ValueTreeNode <int> n, n1, n2, n3;
n = new ValueTreeNode <int>(0);
n.AddChild(n1 = new ValueTreeNode <int>(1));
n.AddChild(n2 = new ValueTreeNode <int>(2));
n.AddChild(n3 = new ValueTreeNode <int>(3));
Assert.That(n.Children, Is.EquivalentTo(new [] { n2, n1, n3 }),
"Invalid children collection");
Assert.IsTrue(
n.Children.All(x => x.Parent == n),
"Parent node is not assigned");
}
public void AddChildReturnsThis()
{
ValueTreeNode <int> n1, n2, n3;
n1 = new ValueTreeNode <int>(0);
n2 = new ValueTreeNode <int>(1);
n3 = n1.AddChild(n2);
Assert.AreSame(n1, n3);
}
