iit2009060 commented on code in PR #15060:
URL: https://github.com/apache/kafka/pull/15060#discussion_r1435444785
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core/src/test/java/kafka/log/remote/RemoteLogManagerTest.java:
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@@ -2161,6 +2167,86 @@ RecordBatch findFirstBatch(RemoteLogInputStream
remoteLogInputStream, long offse
}
}
+ @Test
+ public void testReadForFirstBatchInLogCompaction() throws
RemoteStorageException, IOException {
+ FileInputStream fileInputStream = mock(FileInputStream.class);
+ RemoteLogInputStream remoteLogInputStream =
mock(RemoteLogInputStream.class);
+ ClassLoaderAwareRemoteStorageManager rsmManager =
mock(ClassLoaderAwareRemoteStorageManager.class);
+ RemoteLogSegmentMetadata segmentMetadata =
mock(RemoteLogSegmentMetadata.class);
+ LeaderEpochFileCache cache = mock(LeaderEpochFileCache.class);
+ when(cache.epochForOffset(anyLong())).thenReturn(OptionalInt.of(1));
+
+
when(remoteStorageManager.fetchLogSegment(any(RemoteLogSegmentMetadata.class),
anyInt()))
+ .thenAnswer(a -> fileInputStream);
+ when(mockLog.leaderEpochCache()).thenReturn(Option.apply(cache));
+
+ int fetchOffset = 0;
+ int fetchMaxBytes = 10;
+ int recordBatchSizeInBytes = fetchMaxBytes + 1;
+ RecordBatch firstBatch = mock(RecordBatch.class);
+ ArgumentCaptor<ByteBuffer> capture =
ArgumentCaptor.forClass(ByteBuffer.class);
+
+ FetchRequest.PartitionData partitionData = new
FetchRequest.PartitionData(
+ Uuid.randomUuid(), fetchOffset, 0, fetchMaxBytes,
Optional.empty()
+ );
+
+ when(rsmManager.fetchLogSegment(any(),
anyInt())).thenReturn(fileInputStream);
+ when(remoteLogMetadataManager.remoteLogSegmentMetadata(any(),
anyInt(), anyLong())).thenReturn(Optional.of(segmentMetadata),
Optional.of(segmentMetadata));
Review Comment:
Thanks for pointing out. This may be even not required as I already mocked
fetchRemoteLogSegmentMetadata function.
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