/// <summary>
 /// The Default Creation method make an in memory model if the drive root is empty.
 /// </summary>
 /// <param name="driveRoot"></param>
 /// <returns></returns>
 private static ITreeStorePersistence CreateLiteDbPersistenceFromPath(string driveRoot) => string.IsNullOrEmpty(driveRoot)
         ? TreeStoreLiteDbPersistence.InMemory(TreeStoreMessageBus.Default)
         : TreeStoreLiteDbPersistence.InFile(TreeStoreMessageBus.Default, $"FileName={driveRoot};Mode=Shared");
 public KosmographLiteDbPersistenceTest()
 {
     this.kosmographMessaging   = this.mocks.Create <ITreeStoreMessageBus>();
     this.kosmographPersistence = TreeStoreLiteDbPersistence.InMemory(this.kosmographMessaging.Object);
 }