using System;

using System.Collections.Generic;

using System.IO;

using System.IO.Abstractions;

using System.IO.Abstractions.TestingHelpers;

public class Program

{

    public static void Main()

    {

        var fileSystem = new MockFileSystem(new Dictionary<string, MockFileData>

        {

            { @"c:\data\foo\bar.yml", new MockFileData("") },

            { @"c:\data\foo\emptyfolder", new MockDirectoryData()}

        });

        foreach ( var dir in fileSystem.DirectoryInfo.FromDirectoryName(@"c:\data").GetDirectories("*", SearchOption.AllDirectories)) {

            Console.WriteLine("Name: " + dir.FullName);

            Console.WriteLine("Exists: " + dir.Exists);

        }

    }

}