Fix issue 5824 - Duplicate key errors in EthScheduler-Transactions

CHANGELOG.md

@@ -13,6 +13,8 @@
 - Layered transaction pool implementation is now stable and enabled by default. If you want still to use the legacy implementation, use `--tx-pool=legacy` [#5772](https://github.com/hyperledger/besu)
 
 ### Bug Fixes
+- do not create ignorable storage on revert storage-variables subcommand [#5830](https://github.com/hyperledger/besu/pull/5830) 
+- fix duplicate key errors in EthScheduler-Transactions [#5857](https://github.com/hyperledger/besu/pull/5857)
 - do not create ignorable storage on revert storage-variables subcommand [#5830](https://github.com/hyperledger/besu/pull/5830)
 
 ### Download Links

ethereum/eth/src/main/java/org/hyperledger/besu/ethereum/eth/transactions/TransactionPool.java

@@ -218,7 +218,8 @@ public Map<Hash, ValidationResult<TransactionInvalidReason>> addRemoteTransactio
                         addedTransactions.add(transaction);
                       }
                       return result;
-                    }));
+                    },
+                    (transaction1, transaction2) -> transaction1));
 
     LOG_FOR_REPLAY
         .atTrace()

ethereum/eth/src/test/java/org/hyperledger/besu/ethereum/eth/transactions/TransactionPoolLondonTest.java

@@ -18,6 +18,7 @@
 import static java.util.Collections.emptyList;
 import static java.util.stream.Collectors.toList;
 import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatCode;
 import static org.mockito.Mockito.when;
 
 import org.hyperledger.besu.config.StubGenesisConfigOptions;
@@ -54,6 +55,7 @@
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.ValueSource;
 
+@SuppressWarnings("unchecked")
 public class TransactionPoolLondonTest extends AbstractTransactionPoolTest {
 
   private static final Wei BASE_FEE_FLOOR = Wei.of(7L);
@@ -253,6 +255,25 @@ public void shouldAcceptLocal1559TxsWhenMaxFeePerGasIsAtLeastEqualToMinMinGasPri
         .isEqualTo(1);
   }
 
+  @Test
+  public void addRemoteTransactionsShouldAllowDuplicates() {
+    final Transaction transaction1 = createTransaction(1, Wei.of(7L));
+    final Transaction transaction2 = createTransaction(2, Wei.of(7L));
+    final Transaction transaction3 = createTransaction(2, Wei.of(7L));
+    final Transaction transaction4 = createTransaction(3, Wei.of(7L));
+
+    givenTransactionIsValid(transaction1);
+    givenTransactionIsValid(transaction2);
+    givenTransactionIsValid(transaction3);
+    givenTransactionIsValid(transaction4);
+
+    assertThatCode(
+            () ->
+                transactionPool.addRemoteTransactions(
+                    List.of(transaction1, transaction2, transaction3, transaction4)))
+        .doesNotThrowAnyException();
+  }
+
   private int add1559TxAndGetPendingTxsCount(
       final Wei genesisBaseFee,
       final Wei minGasPrice,