public void TestBookDomainContainsParentDomain() { IBookServices bsi = new BookServicesImplementation(); IDomainServices dsi = new DomainServicesImplementation(); Book book = new Book { Title = "Tiitlee", Domains = new List <Domain> { dsi.GetDomainByName("Computer Science"), dsi.GetDomainByName("Databases") } }; bool flag = bsi.BookDomainContainsParentDomain(book); Assert.IsFalse(flag); }