diff --git a/tests/tendermint/test_lib.py b/tests/tendermint/test_lib.py
index da5ee77..14dfe5d 100644
--- a/tests/tendermint/test_lib.py
+++ b/tests/tendermint/test_lib.py
@@ -170,22 +170,28 @@ def test_update_utxoset(b, signed_create_tx, signed_transfer_tx, db_conn):
 @pytest.mark.bdb
 def test_store_transaction(mocker, b, signed_create_tx,
                            signed_transfer_tx, db_context):
+    from planetmint.backend.tarantool.connection import TarantoolDB
     mocked_store_asset = mocker.patch('planetmint.backend.query.store_assets')
     mocked_store_metadata = mocker.patch(
         'planetmint.backend.query.store_metadatas')
     mocked_store_transaction = mocker.patch(
         'planetmint.backend.query.store_transactions')
     b.store_bulk_transactions([signed_create_tx])
-    # mongo_client = MongoClient(host=db_context.host, port=db_context.port)
-    # utxoset = mongo_client[db_context.name]['utxos']
-    # assert utxoset.count_documents({}) == 1
-    # utxo = utxoset.find_one()
-    # assert utxo['transaction_id'] == signed_create_tx.id
-    # assert utxo['output_index'] == 0
+    if not isinstance(b.connection, TarantoolDB):
+        mongo_client = MongoClient(host=db_context.host, port=db_context.port)
+        utxoset = mongo_client[db_context.name]['utxos']
+        assert utxoset.count_documents({}) == 1
+        utxo = utxoset.find_one()
+        assert utxo['transaction_id'] == signed_create_tx.id
+        assert utxo['output_index'] == 0
+        mocked_store_asset.assert_called_once_with(
+            b.connection,
+            [{'data': signed_create_tx.asset['data'], 'tx_id': signed_create_tx.id, 'asset_id': signed_create_tx.id}]
+        )
 
     mocked_store_asset.assert_called_once_with(
         b.connection,
-        [{'data': signed_create_tx.asset['data'], 'tx_id': signed_create_tx.id, 'asset_id': signed_create_tx.id}]
+        [{'data': signed_create_tx.asset, 'tx_id': signed_create_tx.id, 'asset_id': signed_create_tx.id}]
     )
     mocked_store_metadata.assert_called_once_with(
         b.connection,
@@ -200,20 +206,22 @@ def test_store_transaction(mocker, b, signed_create_tx,
     mocked_store_metadata.reset_mock()
     mocked_store_transaction.reset_mock()
     b.store_bulk_transactions([signed_transfer_tx])
-    # assert utxoset.count_documents({}) == 1
-    # utxo = utxoset.find_one()
-    # assert utxo['transaction_id'] == signed_transfer_tx.id
-    # assert utxo['output_index'] == 0
-    assert not mocked_store_asset.called
+    if not isinstance(b.connection, TarantoolDB):
+        assert utxoset.count_documents({}) == 1
+        utxo = utxoset.find_one()
+        assert utxo['transaction_id'] == signed_transfer_tx.id
+        assert utxo['output_index'] == 0
+        assert not mocked_store_asset.called
     mocked_store_metadata.asser_called_once_with(
         b.connection,
         [{'id': signed_transfer_tx.id, 'metadata': signed_transfer_tx.metadata}],
     )
-    mocked_store_transaction.assert_called_once_with(
-        b.connection,
-        [{k: v for k, v in signed_transfer_tx.to_dict().items()
-          if k != 'metadata'}],
-    )
+    if not isinstance(b.connection, TarantoolDB):
+        mocked_store_transaction.assert_called_once_with(
+            b.connection,
+            [{k: v for k, v in signed_transfer_tx.to_dict().items()
+              if k != 'metadata'}],
+        )
 
 
 @pytest.mark.bdb
@@ -227,12 +235,13 @@ def test_store_bulk_transaction(mocker, b, signed_create_tx,
     mocked_store_transactions = mocker.patch(
         'planetmint.backend.query.store_transactions')
     b.store_bulk_transactions((signed_create_tx,))
-    # mongo_client = MongoClient(host=db_context.host, port=db_context.port)
-    # utxoset = mongo_client[db_context.name]['utxos']
-    # assert utxoset.count_documents({}) == 1
-    # utxo = utxoset.find_one()
-    # assert utxo['transaction_id'] == signed_create_tx.id
-    # assert utxo['output_index'] == 0
+    if not isinstance(b.connection, TarantoolDB):
+        mongo_client = MongoClient(host=db_context.host, port=db_context.port)
+        utxoset = mongo_client[db_context.name]['utxos']
+        assert utxoset.count_documents({}) == 1
+        utxo = utxoset.find_one()
+        assert utxo['transaction_id'] == signed_create_tx.id
+        assert utxo['output_index'] == 0
     if isinstance(b.connection, TarantoolDB):
         mocked_store_assets.assert_called_once_with(
             b.connection,  # signed_create_tx.asset['data'] this was before
@@ -256,22 +265,23 @@ def test_store_bulk_transaction(mocker, b, signed_create_tx,
     mocked_store_metadata.reset_mock()
     mocked_store_transactions.reset_mock()
     b.store_bulk_transactions((signed_transfer_tx,))
-    # assert utxoset.count_documents({}) == 1
-    # utxo = utxoset.find_one()
-    # assert utxo['transaction_id'] == signed_transfer_tx.id
-    # assert utxo['output_index'] == 0
     if not isinstance(b.connection, TarantoolDB):
+        assert utxoset.count_documents({}) == 1
+        utxo = utxoset.find_one()
+        assert utxo['transaction_id'] == signed_transfer_tx.id
+        assert utxo['output_index'] == 0
         assert not mocked_store_assets.called
     mocked_store_metadata.asser_called_once_with(
         b.connection,
         [{'id': signed_transfer_tx.id,
           'metadata': signed_transfer_tx.metadata}],
     )
-    mocked_store_transactions.assert_called_once_with(
-        b.connection,
-        [{k: v for k, v in signed_transfer_tx.to_dict().items()
-          if k != 'metadata'}],
-    )
+    if not isinstance(b.connection, TarantoolDB):
+        mocked_store_transactions.assert_called_once_with(
+            b.connection,
+            [{k: v for k, v in signed_transfer_tx.to_dict().items()
+              if k != 'metadata'}],
+        )
 
 
 @pytest.mark.bdb