CQRS.Tests.CQRS.EventSourcing.Sql.SqlServerEventStoreTest.ShouldCacheEventsBetweenInstancesTransaction C# (CSharp) Method

        public void ShouldCacheEventsBetweenInstancesTransaction()
        {
            using(var dbManager = new TemporaryLocalDbManager(ConfigurationManager.ConnectionStrings["MasterDb"].ConnectionString))
            {
                var connectionString = dbManager.CreateOrGetLocalDb("SqlServerEventStoreTest_EventStore2");
                var something = new SqlServerEventStore(connectionString, new SingleThreadUseGuard());

                var user = new User();
                user.Register("[email protected]", "password", Guid.NewGuid());
                var stored = (IEventStored)user;

                using(var tran = new TransactionScope())
                {
                    something.SaveEvents(stored.GetChanges());
                    something.GetAggregateHistory(user.Id);
                    Assert.That(something.GetAggregateHistory(user.Id), Is.Not.Empty);
                    tran.Complete();
                }

                something = new SqlServerEventStore(connectionString, new SingleThreadUseGuard());
                var firstRead = something.GetAggregateHistory(user.Id).Single();

                something = new SqlServerEventStore(connectionString, new SingleThreadUseGuard());
                var secondRead = something.GetAggregateHistory(user.Id).Single();

                Assert.That(firstRead, Is.SameAs(secondRead));
            }
        }
    }