public void Can_Use_Pessimistic_Concurrency()
        {
            CustomerWithGuid detachedCustomer;

            using (IUnitOfWork unitOfWork = new UnitOfWork())
            {
                detachedCustomer = new CustomerWithGuid {
                    Name = "Customer"
                };
                unitOfWork.Session.Save(detachedCustomer);
                unitOfWork.Commit();
            }

            Assert.Throws <GenericADOException>(() =>
            {
                using (IUnitOfWork unitOfWork = new UnitOfWork())
                {
                    var customer = unitOfWork.Session.Get <CustomerWithGuid>(detachedCustomer.Id, LockMode.Upgrade);                    // with (updlock, rowlock)

                    using (var statelessSession = _sessionFactory.OpenStatelessSession())
                        using (var statelessTransaction = statelessSession.BeginTransaction())
                        {
                            var statelessCustomer  = statelessSession.Get <CustomerWithGuid>(detachedCustomer.Id);
                            statelessCustomer.Name = DateTime.Now.ToString();
                            statelessSession.Update(statelessCustomer);
                            statelessTransaction.Commit();
                        }

                    customer.Name = DateTime.Now.ToString();
                    unitOfWork.Commit();
                }
            });
        }
        public void Can_Use_Future_Queries()
        {
            // http://ayende.com/blog/3979/nhibernate-futures

            using (IUnitOfWork unitOfWork = new UnitOfWork())
            {
                for (int i = 0; i < 10; i++)
                {
                    var post = new CustomerWithGuid {
                        Name = string.Format("Customer: {0}", i)
                    };
                    unitOfWork.Session.Save(post);
                }

                unitOfWork.Commit();
            }

            // Without futures
            using (IUnitOfWork unitOfWork = new UnitOfWork())
            {
                var customers = unitOfWork.Session.QueryOver <CustomerWithGuid>()
                                .Take(5)
                                .List();

                var customerCount = unitOfWork.Session.QueryOver <CustomerWithGuid>()
                                    .RowCount();

                unitOfWork.Commit();
            }

            // With futures
            using (IUnitOfWork unitOfWork = new UnitOfWork())
            {
                IEnumerable <CustomerWithGuid> customers = unitOfWork.Session.QueryOver <CustomerWithGuid>()
                                                           .Take(5)
                                                           .Future <CustomerWithGuid>();

                IFutureValue <int> customerCount = unitOfWork.Session.QueryOver <CustomerWithGuid>()
                                                   .Select(Projections.RowCount())
                                                   .FutureValue <int>();

                var count = customerCount.Value;

                unitOfWork.Commit();
            }

            Assert.Equal(10, _sessionFactory.Statistics.EntityInsertCount);
        }
Ejemplo n.º 3
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        public void Can_Batch_Inserts_With_Guid()
        {
            using (var session = _sessionFactory.OpenSession())
            using (var transaction = session.BeginTransaction(IsolationLevel.ReadUncommitted))
            {
                for (int i = 0; i < 20; i++)
                {
                    var customer = new CustomerWithGuid { Name = string.Format("Customer: {0}", i) };
                    session.Save(customer);
                }

                transaction.Commit();
            }

            Assert.Equal(20, _sessionFactory.Statistics.EntityInsertCount);
        }
        public void Can_Batch_Inserts_With_Guid()
        {
            using (var session = _sessionFactory.OpenSession())
                using (var transaction = session.BeginTransaction(IsolationLevel.ReadUncommitted))
                {
                    for (int i = 0; i < 20; i++)
                    {
                        var customer = new CustomerWithGuid {
                            Name = string.Format("Customer: {0}", i)
                        };
                        session.Save(customer);
                    }

                    transaction.Commit();
                }

            Assert.Equal(20, _sessionFactory.Statistics.EntityInsertCount);
        }
        public void Can_Use_Unit_Of_Work_Instead()
        {
            // http://nhforge.org/wikis/patternsandpractices/nhibernate-and-the-unit-of-work-pattern.aspx

            using (IUnitOfWork unitOfWork = new UnitOfWork())
            {
                for (int i = 0; i < 20; i++)
                {
                    var customer = new CustomerWithGuid {
                        Name = string.Format("Customer: {0}", i)
                    };
                    unitOfWork.Session.Save(customer);
                }

                unitOfWork.Commit();
            }

            Assert.Equal(20, _sessionFactory.Statistics.EntityInsertCount);
        }
Ejemplo n.º 6
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        public void Can_Use_Unit_Of_Work_Instead()
        {
            // http://nhforge.org/wikis/patternsandpractices/nhibernate-and-the-unit-of-work-pattern.aspx

            using (IUnitOfWork unitOfWork = new UnitOfWork())
            {
                for (int i = 0; i < 20; i++)
                {
                    var customer = new CustomerWithGuid { Name = string.Format("Customer: {0}", i) };
                    unitOfWork.Session.Save(customer);
                }

                unitOfWork.Commit();
            }

            Assert.Equal(20, _sessionFactory.Statistics.EntityInsertCount);
        }
Ejemplo n.º 7
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        public void Can_Use_Pessimistic_Concurrency()
        {
            CustomerWithGuid detachedCustomer;

            using (IUnitOfWork unitOfWork = new UnitOfWork())
            {
                detachedCustomer = new CustomerWithGuid { Name = "Customer" };
                unitOfWork.Session.Save(detachedCustomer);
                unitOfWork.Commit();
            }

            Assert.Throws<GenericADOException>(() =>
            {
                using (IUnitOfWork unitOfWork = new UnitOfWork())
                {
                    var customer = unitOfWork.Session.Get<CustomerWithGuid>(detachedCustomer.Id, LockMode.Upgrade); // with (updlock, rowlock)

                    using (var statelessSession = _sessionFactory.OpenStatelessSession())
                    using (var statelessTransaction = statelessSession.BeginTransaction())
                    {
                        var statelessCustomer = statelessSession.Get<CustomerWithGuid>(detachedCustomer.Id);
                        statelessCustomer.Name = DateTime.Now.ToString();
                        statelessSession.Update(statelessCustomer);
                        statelessTransaction.Commit();
                    }

                    customer.Name = DateTime.Now.ToString();
                    unitOfWork.Commit();
                }
            });
        }
Ejemplo n.º 8
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        public void Can_Use_Future_Queries()
        {
            // http://ayende.com/blog/3979/nhibernate-futures

            using (IUnitOfWork unitOfWork = new UnitOfWork())
            {
                for (int i = 0; i < 10; i++)
                {
                    var post = new CustomerWithGuid { Name = string.Format("Customer: {0}", i) };
                    unitOfWork.Session.Save(post);
                }

                unitOfWork.Commit();
            }

            // Without futures
            using (IUnitOfWork unitOfWork = new UnitOfWork())
            {
                var customers = unitOfWork.Session.QueryOver<CustomerWithGuid>()
                    .Take(5)
                    .List();

                var customerCount = unitOfWork.Session.QueryOver<CustomerWithGuid>()
                    .RowCount();

                unitOfWork.Commit();
            }

            // With futures
            using (IUnitOfWork unitOfWork = new UnitOfWork())
            {
                IEnumerable<CustomerWithGuid> customers = unitOfWork.Session.QueryOver<CustomerWithGuid>()
                    .Take(5)
                    .Future<CustomerWithGuid>();

                IFutureValue<int> customerCount = unitOfWork.Session.QueryOver<CustomerWithGuid>()
                    .Select(Projections.RowCount())
                    .FutureValue<int>();

                var count = customerCount.Value;

                unitOfWork.Commit();
            }

            Assert.Equal(10, _sessionFactory.Statistics.EntityInsertCount);
        }