jeel2420 commented on code in PR #14483: URL: https://github.com/apache/kafka/pull/14483#discussion_r1362346109
########## core/src/test/scala/unit/kafka/log/remote/RemoteIndexCacheTest.scala: ########## @@ -592,16 +593,75 @@ class RemoteIndexCacheTest { verifyFetchIndexInvocation(count = 1) } + @Test + def testConcurrentRemoveReadForCache(): Unit = { + // Create a spy Cache Entry + val rlsMetadata = new RemoteLogSegmentMetadata(RemoteLogSegmentId.generateNew(idPartition), baseOffset, lastOffset, + time.milliseconds(), brokerId, time.milliseconds(), segmentSize, Collections.singletonMap(0, 0L)) + + val timeIndex = spy(createTimeIndexForSegmentMetadata(rlsMetadata, new File(tpDir, DIR_NAME))) + val txIndex = spy(createTxIndexForSegmentMetadata(rlsMetadata, new File(tpDir, DIR_NAME))) + val offsetIndex = spy(createOffsetIndexForSegmentMetadata(rlsMetadata, new File(tpDir, DIR_NAME))) + + val spyEntry = spy(new RemoteIndexCache.Entry(offsetIndex, timeIndex, txIndex)) + cache.internalCache.put(rlsMetadata.remoteLogSegmentId().id(), spyEntry) + + assertCacheSize(1) + + var entry: RemoteIndexCache.Entry = null + + val latchForCacheRead = new CountDownLatch(1) + val latchForCacheRemove = new CountDownLatch(1) + val latchForTestWait = new CountDownLatch(1) + + doAnswer((invocation: InvocationOnMock) => { + // Signal the CacheRead to unblock itself + latchForCacheRead.countDown() + // Wait for signal to start renaming the files + latchForCacheRemove.await() + // Calling the markForCleanup() actual method to start renaming the files + invocation.callRealMethod() Review Comment: Updated test case. @iit2009060 I test the test case without the fix and test case is failing as expected so I haven't added timestamp. Can you please tell me in which particular case the test case could pass with the older code (without fix). -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org