when(dbMock.getStorage()).thenReturn(storageMock);
when(storageMock.getUnderlying()).thenReturn(storageMock);
when(storageMock.beginRequest(eq(OChannelBinaryProtocol.REQUEST_CREATE_SBTREE_BONSAI))).thenReturn(clientMock);
when(networkSerializerMock.readCollectionPointer(Mockito.<OChannelBinaryAsynchClient> any())).thenReturn(
new OBonsaiCollectionPointer(EXPECTED_FILE_ID, EXPECTED_ROOT_POINTER));
OSBTreeBonsaiRemote<OIdentifiable, Integer> tree = remoteManager.createTree(EXPECTED_CLUSTER_ID);
assertNotNull(tree);
assertEquals(tree.getFileId(), EXPECTED_FILE_ID);