Method uint64AddOption

java/src/test/java/org/rocksdb/MergeTest.java:61–78

()

  }

  @Test
  public void uint64AddOption()
      throws InterruptedException, RocksDBException {
    try (final Options opt = new Options()
        .setCreateIfMissing(true)
        .setMergeOperatorName("uint64add");
         final RocksDB db = RocksDB.open(opt,
             dbFolder.getRoot().getAbsolutePath())) {
      // writing (long)100 under key
      db.put("key".getBytes(), longToByteArray(100));
      // merge (long)1 under key
      db.merge("key".getBytes(), longToByteArray(1));

      final byte[] value = db.get("key".getBytes());
      final long longValue = longFromByteArray(value);
      assertThat(longValue).isEqualTo(101);
    }
  }

  @Test
  public void cFStringOption()