A Windsor registration checking extension method

WindsorExtensions.cs

using System.Linq;
using Castle.Windsor;

namespace Suteki.Common.Windsor
{
    public static class WindsorExtensions
    {
        public static void CheckRegistration<TService, TImplementation>(this IWindsorContainer container)
        {
            var handlers = container.Kernel.GetHandlers(typeof(TService));
            if (handlers.Length == 0)
            {
                throw new SutekiCommonException("No handler for {0} found", typeof (TService).FullName);
            }

            if(!handlers.Any(handler => handler.ComponentModel.Implementation == typeof(TImplementation)))
            {
                throw new SutekiCommonException("No implementation {0} found for service {1}",
                    typeof (TImplementation), typeof (TService));
            }
        }
    }
}