public void ToString_must_values_separate_by_a_dash() { var root = new BinaryTreeSpec(1); var left = new BinaryTreeSpec(2); var right = new BinaryTreeSpec(3); root.SetLeft(left); root.SetRigth(right); Assert.AreEqual(root.ToString(), "1 - 2 - 3"); }
public void ToString_with_the_root_must_return_only_the_value() { var root = new BinaryTreeSpec(1); Assert.AreEqual(root.ToString(), "1"); }