ASP.NET MVC 5 Hosting for Integration / E2E Testing

public static class ApplicationUtilities
{
    private static Process _webHostProcess;
    private const string WEB_APP_NAME = "BookShop.Web";
    private const int WEB_APP_PORT = 12345;

    public static void StartApplication()
    {
        var webHostStartInfo = GetProcessStartInfo();
        _webHostProcess = Process.Start(webHostStartInfo);
        _webHostProcess.TieLifecycleToParentProcess();
    }

    public static void StopApplication()
    {
        if (_webHostProcess == null)
            return;
        if (!_webHostProcess.HasExited)
            _webHostProcess.Kill();
        _webHostProcess.Dispose();
    }

    public static string ApplicationBaseUrl
    {
        get { return string.Format("http://localhost:{0}", WEB_APP_PORT); }
    }

    public static string GetFullUrl(string relativePath)
    {
        return string.Format("{0}{1}", ApplicationUtilities.ApplicationBaseUrl, relativePath);
    }

    private static string GetSolutionFolderPath()
    {
        var directory = new DirectoryInfo(Environment.CurrentDirectory);

        while (directory.GetFiles("*.sln").Length == 0)
        {
            directory = directory.Parent;
        }
        return directory.FullName;
    }

    private static ProcessStartInfo GetProcessStartInfo()
    {
        var key = Environment.Is64BitOperatingSystem ? "programfiles(x86)" : "programfiles";
        var programfiles = Environment.GetEnvironmentVariable(key);

        var startInfo = new ProcessStartInfo
        {
            WindowStyle = ProcessWindowStyle.Normal,
            ErrorDialog = true,
            LoadUserProfile = true,
            CreateNoWindow = false,
            UseShellExecute = false,
            Arguments = String.Format("/path:\"{0}\" /port:{1}", Path.Combine(GetSolutionFolderPath(), @"src\" + WEB_APP_NAME), WEB_APP_PORT),
            FileName = string.Format("{0}\\IIS Express\\iisexpress.exe", programfiles)
        };

        // Add any environment variables
        // startInfo.EnvironmentVariables.Add(key, value);

        return startInfo;
    }
}