public void FillDb() { sessionFactory.EncloseInTransaction(session => { for (int i = 0; i < 100; i++) { var reptileFamily = ReptileFamilyBuilder .StartRecording() .WithChildren(2) .Build(); session.Save(ReptilesfamilyEntityName, reptileFamily); } for (int i = 0; i < 100; i++) { var humanFamily = HumanFamilyBuilder .StartRecording() .WithChildren(1) .Build(); session.Save(HumanfamilyEntityName, humanFamily); } }); }