public void CreateUserOk()
        {
            var creator = new UserCreatorOk();
            var handler = new CreateUserCommandHandler(creator);

            var cmd = new CreateUserCommand {
                password = "******", username = "******"
            };

            var result = handler.Handle(cmd);

            result.IsSuccess.Should().BeTrue();
            result.ErrorMessage.Should().BeNullOrEmpty();
            result.Value.Should().NotBeNull();
            result.Value.password.Should().Be("password");
            result.Value.username.Should().Be("user");
        }
        private static CreateUserCommandHandler GetHandler()
        {
            var dependency = new UserCreatorOk();

            return(new CreateUserCommandHandler(dependency));
        }