public void UsingTransactionScopeWithRollback()
        {
            SqlConnection conn = CreateSqlConnection2();
            ISession session1, session2;
            ITransaction trans1, trans2;

            using(TransactionScope scope = new TransactionScope())
            {
                Blog blog = new Blog {Name = "hammett's blog", Author = "hamilton verissimo"};
                blog.Save();

                session1 = blog.GetCurrentSession();
                trans1 = blog.GetCurrentSession().Transaction;
                Assert.IsNotNull(session1);
                Assert.IsNotNull(session1.Transaction);
                Assert.IsFalse(session1.Transaction.WasCommitted);
                Assert.IsFalse(session1.Transaction.WasRolledBack);

                blog.Evict();
                conn.Open();

                using(new DifferentDatabaseScope(conn))
                {
                    blog.Create();

                    session2 = blog.GetCurrentSession();
                    trans2 = blog.GetCurrentSession().Transaction;
                    Assert.IsNotNull(session2);

                    Assert.IsFalse( Object.ReferenceEquals(session1, session2) );

                    Assert.IsNotNull(session2.Transaction);
                    Assert.IsFalse(session2.Transaction.WasCommitted);
                    Assert.IsFalse(session2.Transaction.WasRolledBack);

                    scope.VoteRollBack();
                }
            }

            Assert.IsFalse(session1.IsOpen);
            Assert.IsFalse(session2.IsOpen);
            Assert.IsFalse(trans1.WasCommitted);
            Assert.IsTrue(trans1.WasRolledBack);
            Assert.IsFalse(trans2.WasCommitted);
            Assert.IsTrue(trans2.WasRolledBack);

            using (new SessionScope()) {
                var blogs = Blog.FindAll().ToArray();
                Assert.IsNotNull( blogs );
                Assert.AreEqual(0, Blog.Count());

                var blogs2 = OtherDbBlog.FindAll().ToArray();
                Assert.IsNotNull( blogs2 );
                Assert.AreEqual(0, OtherDbBlog.Count());
            }
        }
        public void UsingSessionScope()
        {
            ISession session1, session2;

            using (var conn = CreateSqlConnection2()) {
                conn.Open();

                using (new SessionScope()) {
                    Blog blog = new Blog {Name = "hammett's blog", Author = "hamilton verissimo"};
                    blog.Save();

                    session1 = blog.GetCurrentSession();
                    Assert.IsNotNull(session1);
                    blog.Evict();

                    using (new DifferentDatabaseScope(conn)) {
                        blog.Create();

                        session2 = blog.GetCurrentSession();
                        Assert.IsNotNull(session2);

                        Assert.IsFalse(Object.ReferenceEquals(session1, session2));
                    }
                }
            }

            using (new SessionScope()) {
                var blogs = Blog.FindAll().ToArray();
                Assert.IsNotNull( blogs );
                Assert.AreEqual(1, Blog.Count());

                var blogs2 = OtherDbBlog.FindAll().ToArray();
                Assert.IsNotNull( blogs2 );
                Assert.AreEqual(1, OtherDbBlog.Count());
            }
        }