public class BaseController : Controller
    {
        private IAuthenticationManager authenticationManager;
        public ILog log;

        public BaseController()
        {
            var kernel = new StandardKernel();
            kernel.Load(Assembly.GetExecutingAssembly());
            log = kernel.Get<ILog>();
        }
    }

public interface ILog
    {
        AuditTrail Create(AuditAction action, string description = null);
        AuditTrail Create(AuditAction action, long reservationId, string description = null);
        AuditTrail Create(IUser user, AuditAction action);
        AuditTrail Create(IUser user, AuditAction action, string description = null);
        AuditTrail Create(IUser user, AuditAction action, long reservationId, string description = null);
    }

mockingKernal = new MoqMockingKernel();
mockingKernal.Bind<ILog>().To<Logging.Log>();
var foo = mockingKernal.GetMock<ILog>();
foo.Setup(x => x.Create(It.IsAny<AuditAction>(), It.IsAny<long>(), It.IsAny<string>()));