public void AddHandler_ShouldAddHandler()
        {
            _registry.AddHandler<TestNotification.Handler>();

            _services.Verify(x => x.Add(It.Is<ServiceDescriptor>(d => d.ServiceType == typeof(INotificationHandler<TestNotification>) &&
                                                                      d.ImplementationType == typeof(TestNotification.Handler))));
        }
        public void AddHandler_ShouldAddHandler()
        {
            _registry.AddHandler <TestNotification.Handler>();

            Assert.True(_services.Build().IsRegistered <INotificationHandler <TestNotification> >());
        }