assertHash(expected, murmur3_32_fixed().newHasher().putString(string, charset).hash());
    assertHash(expected, murmur3_32().hashBytes(string.getBytes(charset)));
    assertHash(expected, murmur3_32_fixed().hashBytes(string.getBytes(charset)));
    assertHash(expected, murmur3_32().newHasher().putBytes(string.getBytes(charset)).hash());

      buffer.putChar(input.charAt(i));
    }
    return hashBytes(buffer.array());
  }

  @Override
  public HashCode hashString(CharSequence input, Charset charset) {
    return hashBytes(input.toString().getBytes(charset));
  }

  @Override
  public abstract HashCode hashBytes(byte[] input, int off, int len);

  @Override
  public HashCode hashBytes(ByteBuffer input) {

    assertHash(expected, murmur3_32_fixed().newHasher().putString(string, charset).hash());
    assertHash(expected, murmur3_32().hashBytes(string.getBytes(charset)));
    assertHash(expected, murmur3_32_fixed().hashBytes(string.getBytes(charset)));
    assertHash(expected, murmur3_32().newHasher().putBytes(string.getBytes(charset)).hash());

    assertEquals(
        HashCode.fromBytes(digest.digest(input)), ALGORITHMS.get(algorithmName).hashBytes(input));
    for (int bytes = 4; bytes <= digest.getDigestLength(); bytes++) {
      assertEquals(
          HashCode.fromBytes(Arrays.copyOf(digest.digest(input), bytes)),
          new MessageDigestHashFunction(algorithmName, bytes, algorithmName).hashBytes(input));
    }
    int maxSize = digest.getDigestLength();
    assertThrows(

    verify(hashFunction).newHasher();
    verifyNoMoreInteractions(hashFunction, hasher);
  }

  public void testHash_hashesCorrectly() throws Exception {
    HashCode expectedHash = sha512().hashBytes(testBytes);
    HashingInputStream in = new HashingInputStream(sha512(), buffer);

    byte[] buf = new byte[4];
    int numOfByteRead = in.read(buf, 0, buf.length);
    assertEquals(4, numOfByteRead);

    verify(hashFunction).newHasher();
    verifyNoMoreInteractions(hashFunction, hasher);
  }

  public void testHash_hashesCorrectly() throws Exception {
    HashCode expectedHash = sha512().hashBytes(testBytes);
    HashingInputStream in = new HashingInputStream(sha512(), buffer);

    byte[] buf = new byte[4];
    int numOfByteRead = in.read(buf, 0, buf.length);
    assertEquals(4, numOfByteRead);

    assertEquals(
        HashCode.fromBytes(digest.digest(input)), ALGORITHMS.get(algorithmName).hashBytes(input));
    for (int bytes = 4; bytes <= digest.getDigestLength(); bytes++) {
      assertEquals(
          HashCode.fromBytes(Arrays.copyOf(digest.digest(input), bytes)),
          new MessageDigestHashFunction(algorithmName, bytes, algorithmName).hashBytes(input));
    }
    int maxSize = digest.getDigestLength();
    assertThrows(

          shift -= 32;
        }
      }

      int k1 = mixK1((int) buffer);
      h1 ^= k1;
      return fmix(h1, len);
    } else {
      return hashBytes(input.toString().getBytes(charset));
    }
  }

  @Override
  public HashCode hashBytes(byte[] input, int off, int len) {
    checkPositionIndexes(off, off + len, input.length);
    int h1 = seed;
    int i;

    ImmutableSet<HashCode> hashCodes =
        ImmutableSet.of(
            SIP_WITH_KEY.hashBytes(col1),
            SIP_WITH_KEY.hashBytes(col2),
            SIP_WITH_KEY.hashBytes(col3));
    assertEquals(3, hashCodes.size());
  }

  public void testToString() {

    ImmutableSet<HashCode> hashCodes =
        ImmutableSet.of(
            SIP_WITH_KEY.hashBytes(col1),
            SIP_WITH_KEY.hashBytes(col2),
            SIP_WITH_KEY.hashBytes(col3));
    assertEquals(3, hashCodes.size());
  }

  public void testToString() {