code: public void testIncrementColumnValue_AddingNewAfterSFCheck() throws IOException {
    initHRegion(tableName,getName(),fam1);
    long value=1L;
    long amount=3L;
    Put put=new Put(row);
    put.add(fam1,qual1,Bytes.toBytes(value));
    put.add(fam1,qual2,Bytes.toBytes(value));
    region.put(put);
    region.flushcache();
    Store store=region.getStore(fam1);
    assertEquals(0,store.memstore.kvset.size());
    long r=region.incrementColumnValue(row,fam1,qual3,amount,true);
    assertEquals(amount,r);
    assertICV(row,fam1,qual3,amount);
    region.flushcache();
    assertICV(row,fam1,qual3,amount);
  }
  