[gh-2478] add assert.

crates/testsuite/features/cmd.feature

@@ -69,6 +69,7 @@ Feature: Rooch CLI integration tests
       Then cmd: "transaction get-transactions-by-hash --hashes {{$.transaction[-1].data[0].execution_info.tx_hash}}"
       Then cmd: "transaction build --function rooch_framework::empty::empty --json"
       Then cmd: "transaction submit --signed-tx-hex {{$.transaction[-1]}}"
+      Then assert: "'{{$.transaction[-1]}}' not_contains error"
 
       # alias tx for transaction
       Then cmd: "tx get-transactions-by-order --cursor 1 --limit 2 --descending-order true"