private static WithAutoIDs StoreNewId(IObjectContainer container)
 {
     var toTest = new WithAutoIDs();
     container.Store(toTest);
     return toTest;
 }
 private static void StoreEntry(IObjectContainer rootContainer)
 {
     using (var container = rootContainer.Ext().OpenSession())
     {
         var toTest = new WithAutoIDs();
         container.Store(toTest);
     }
 }