Convert .dotsettings to .editorconfig

DotSettingsConverterTest.cs

using System;
using System.Collections.Generic;
using System.Xml.Linq;
using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace DotSettingsConverter
{
   [TestClass]
   public class DotSettingsConverterTest
   {
      [TestMethod]
      public void GenerateEditorConfig()
      {
         List<DotSetting> dotSettings = new List<DotSetting>();
         XElement element = XElement.Load( @"present/Present.dotsettings" );
         foreach ( XElement child in element.Elements() )
         {
            string key = (string) child.FirstAttribute;
            string value = child.Value;
            dotSettings.Add( new DotSetting { Key = key, Line = child.ToString(), Value = value } );
         }

         dotSettings.Sort( ( x, y ) => x.Key.CompareTo( y.Key ) );
         foreach ( DotSetting setting in dotSettings )
         {
            WriteEditorConfig( setting );
         }
      }

      private void WriteEditorConfig( DotSetting setting )
      {
         if ( setting.Key.Contains( "CSharpFormat" ) )
         {
            Console.WriteLine( ExtractPropertyName( setting ) );
         }
      }

      private string ExtractPropertyName( DotSetting setting )
      {
         string key = setting.Key;
         string search = "CSharpFormat/";
         int indexOfFirstSlash = key.IndexOf( search ) + search.Length;
         int indexOfLastSlash = key.IndexOf( '/', indexOfFirstSlash );
         string propertyName = FormatPropertyNameForEditorConfig( key.Substring( indexOfFirstSlash, indexOfLastSlash - indexOfFirstSlash ) );
         return $"{propertyName} = {setting.Value.ToLower()}";
      }

      private string FormatPropertyNameForEditorConfig( string key )
      {
         return $"resharper_csharp_{key.ToLower()}";
      }
   }

   public class DotSetting
   {
      public string Line
      {
         get;
         set;
      }

      public string Key
      {
         get;
         set;
      }

      public string Value
      {
         get;
         set;
      }
   }
}