public void Print_WhenCalled_PrintByTraversalMode(BTreeTraversalMode mode, string expected)
{
//Arrange
var tree = new BTree <int?>(1);
tree.Root.Left = new BTreeNode <int?>(2);
tree.Root.Right = new BTreeNode <int?>(3);
Logger.Debug(mode.ToString());
//Act
var result = tree.Print(mode);
Logger.Debug(result);
//Assert
Assert.Equal(expected: expected, actual: result);
}
