public void Can_specify_user_as_owner()
        {
            var sut = new Card();
            var user = new User();
            var userLink = new UserLink { User = user, LinkType = UserLinkType.Owner };

            sut.UserLinks.Add(userLink);

            Assert.AreEqual(1, sut.UserLinks.Count);
        }
        public void Can_add_a_user_to_a_card()
        {
            var sut = new Card();
            var user = new User();
            var userLink = new UserLink { User = user };

            sut.UserLinks.Add(userLink);

            Assert.AreEqual(1, sut.UserLinks.Count);
        }