private ExtendedCell createCell(byte[] row, byte[] qualifier, long ts, long sequenceId,
    byte[] value) throws IOException {
    return ExtendedCellBuilderFactory.create(CellBuilderType.DEEP_COPY).setRow(row)
      .setFamily(family).setQualifier(qualifier).setTimestamp(ts).setType(Cell.Type.Put)
      .setValue(value).setSequenceId(sequenceId).build();
  }
Test for HBASE-3492 - Test split on empty colfam (no store files).
@throws IOException When the IO operations fail.
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestHStore.java