@Test
  public void testDataBlockSizeUnCompressed() throws Exception {
    conf.set(BLOCK_COMPRESSED_SIZE_PREDICATOR, UncompressedBlockSizePredicator.class.getName());
    testDataBlockSizeWithCompressionRatePredicator(200, (s, c) -> s < BLOCKSIZE_SMALL * 10);
  }
Check if data block encoding information is saved correctly in HFile's file info.
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHStoreFile.java