public void TestPostTraversal(List <int> expected, SungBinaryTreeNode <int> root)
{
var sut = new SungBinaryTreeTraverser();
var actual = sut.TraversePost(root).ToList();
Assert.True(expected.SequenceEqual(actual));
}
public void TestBuildingTree(SungBinaryTreeNode <int> expected, int[] input)
{
var actual = new SungBinaryTreeBuilder().Build(input);
var traverser = new SungBinaryTreeTraverser();
var expectedList = traverser.TraversePost(expected);
var actualList = traverser.TraversePost(actual);
Assert.True(expectedList.SequenceEqual(actualList));
}