@Test
  public void basicTestNoBundleReadBuffer() throws Exception {
    bundleReadBuffer = null;
    refreshState(false, true, false);
    List<LogSegmentName> segmentsUnderCompaction = getLogSegments(0, 2);
    long deleteReferenceTimeMs = reduceValidDataSizeInLogSegments(segmentsUnderCompaction,
        state.log.getSegmentCapacity() - LogSegment.HEADER_SIZE);
    compactAndVerify(segmentsUnderCompaction, deleteReferenceTimeMs, true);
  }
A test similar to basicTest but doesn't use bundleReadBuffer.
@throws Exception
ambry-store/src/test/java/com/github/ambry/store/BlobStoreCompactorTest.java