public void GetSizeOfTree()
{
BinaryTree <int> tree = new BinaryTree <int>();
tree.Root = new BinaryTreeNode <int>(1);
tree.Root.Left = new BinaryTreeNode <int>(2);
tree.Root.Right = new BinaryTreeNode <int>(3);
tree.Root.Left.Left = new BinaryTreeNode <int>(4);
tree.Root.Left.Right = new BinaryTreeNode <int>(5);
Assert.AreEqual(5, tree.Size());
}
public void GetSizeOfEmptyTree()
{
BinaryTree <int> tree = new BinaryTree <int>();
Assert.AreEqual(0, tree.Size());
}
