public void ThatRepositoryCanUseLinq()
        {
            var subst = CreateSubstanceWithGroup();
            var repos = new SubstanceRepository(GenFormApplication.SessionFactory)
            {
                subst
            };

            var result = repos.Select(x => x.Name == SubstanceGroupTestFixtures.GetSubstanceGroupDtoWithoutItems().Name);

            Assert.IsNotNull(result);
        }