InMemoryDatabaseFluent.cs

using System.Reflection;
using FluentNHibernate;
using FluentNHibernate.Cfg.Db;
using NHibernate;
using NHibernate.Cfg;
using NHibernate.Tool.hbm2ddl;

namespace NHibernateExperiments.Fluent
{
    public class InMemoryDatabaseFluent
    {
        private Configuration _configuration;

        public ISession Session { get; private set; }


        public InMemoryDatabaseFluent()
        {
            var sessionFactory = CreateSessionFactory();
            Session = sessionFactory.OpenSession();
            BuildSchema();
        }


        private void BuildSchema()
        {
            var export = new SchemaExport(_configuration);
            export.Execute(true, true, false, Session.Connection, null);
        }


        private ISessionFactory CreateSessionFactory()
        {
            var connectionString = string.Format("data source=:memory:");
            IPersistenceConfigurer persistenceConfigurer = SQLiteConfiguration.Standard
                                                                              .ShowSql()
                                                                              .ConnectionString(connectionString);
            _configuration = persistenceConfigurer
                .ConfigureProperties(new Configuration());
            var persistenceModel = new PersistenceModel();
            var assembly = Assembly.GetAssembly(typeof(InMemoryDatabaseFluent));
            persistenceModel.AddMappingsFromAssembly(assembly);
            persistenceModel.Configure(_configuration);
            return _configuration.BuildSessionFactory();
        }


        public void Dispose()
        {
            Session.Dispose();
        }
    }
}