sjhajharia commented on code in PR #15486:
URL: https://github.com/apache/kafka/pull/15486#discussion_r1529793846


##########
clients/src/test/java/org/apache/kafka/clients/producer/internals/TransactionManagerTest.java:
##########
@@ -3523,6 +3524,128 @@ public void 
testForegroundInvalidStateTransitionIsRecoverable() {
         assertFalse(transactionManager.hasOngoingTransaction());
     }
 
+    @Test
+    public void testAbortableTransactionExceptionInInitProducerId() {
+        TransactionalRequestResult initPidResult = 
transactionManager.initializeTransactions();
+        prepareFindCoordinatorResponse(Errors.NONE, false, 
CoordinatorType.TRANSACTION, transactionalId);
+        runUntil(() -> 
transactionManager.coordinator(CoordinatorType.TRANSACTION) != null);
+        assertEquals(brokerNode, 
transactionManager.coordinator(CoordinatorType.TRANSACTION));
+
+        prepareInitPidResponse(Errors.ABORTABLE_TRANSACTION, false, 
producerId, RecordBatch.NO_PRODUCER_EPOCH);
+        runUntil(transactionManager::hasError);
+        assertTrue(initPidResult.isCompleted());
+        assertFalse(initPidResult.isSuccessful());
+        assertThrows(AbortableTransactionException.class, 
initPidResult::await);
+        assertAbortableError(AbortableTransactionException.class);
+    }
+
+    @Test
+    public void testAbortableTransactionExceptionInAddPartitions() {
+        final TopicPartition tp = new TopicPartition("foo", 0);
+
+        doInitTransactions();
+
+        transactionManager.beginTransaction();
+        transactionManager.maybeAddPartition(tp);
+
+        prepareAddPartitionsToTxn(tp, Errors.ABORTABLE_TRANSACTION);
+        runUntil(transactionManager::hasError);
+        assertTrue(transactionManager.lastError() instanceof 
AbortableTransactionException);
+
+        assertAbortableError(AbortableTransactionException.class);
+    }
+
+    @Test
+    public void testAbortableTransactionExceptionInFindCoordinator() {
+        doInitTransactions();
+
+        transactionManager.beginTransaction();
+        TransactionalRequestResult sendOffsetsResult = 
transactionManager.sendOffsetsToTransaction(
+                singletonMap(new TopicPartition("foo", 0), new 
OffsetAndMetadata(39L)), new ConsumerGroupMetadata(consumerGroupId));
+
+        prepareAddOffsetsToTxnResponse(Errors.NONE, consumerGroupId, 
producerId, epoch);
+        runUntil(() -> !transactionManager.hasPartitionsToAdd());
+
+        prepareFindCoordinatorResponse(Errors.ABORTABLE_TRANSACTION, false, 
CoordinatorType.GROUP, consumerGroupId);
+        runUntil(transactionManager::hasError);
+        assertTrue(transactionManager.lastError() instanceof 
AbortableTransactionException);
+
+        runUntil(sendOffsetsResult::isCompleted);
+        assertFalse(sendOffsetsResult.isSuccessful());
+        assertTrue(sendOffsetsResult.error() instanceof 
AbortableTransactionException);
+
+        assertAbortableError(AbortableTransactionException.class);
+    }
+
+    @Test
+    public void testAbortableTransactionExceptionInEndTxn() throws 
InterruptedException {
+        doInitTransactions();
+
+        transactionManager.beginTransaction();
+        transactionManager.maybeAddPartition(tp0);
+        TransactionalRequestResult commitResult = 
transactionManager.beginCommit();
+
+        Future<RecordMetadata> responseFuture = appendToAccumulator(tp0);
+
+        assertFalse(responseFuture.isDone());
+        prepareAddPartitionsToTxnResponse(Errors.NONE, tp0, epoch, producerId);
+        prepareProduceResponse(Errors.NONE, producerId, epoch);
+        prepareEndTxnResponse(Errors.ABORTABLE_TRANSACTION, 
TransactionResult.COMMIT, producerId, epoch);
+
+        runUntil(commitResult::isCompleted);
+        runUntil(responseFuture::isDone);
+
+        assertThrows(KafkaException.class, commitResult::await);
+        assertFalse(commitResult.isSuccessful());
+        assertTrue(commitResult.isAcked());
+
+        assertAbortableError(AbortableTransactionException.class);
+        // make sure the exception was thrown directly from the follow-up 
calls.

Review Comment:
   Fixed this



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