}
    }

    String stringA = new String(charsA);
    String stringB = new String(charsB);
    assertThat(stringA).isNotEqualTo(stringB);
    assertThat(HASH_FN.hashUnencodedChars(stringA))
        .isNotEqualTo(HASH_FN.hashUnencodedChars(stringB));
    assertThat(fingerprint(stringA.getBytes(UTF_8)))
        .isNotEqualTo(fingerprint(stringB.getBytes(UTF_8)));

      }
    }

    String stringA = new String(charsA);
    String stringB = new String(charsB);
    assertThat(stringA).isNotEqualTo(stringB);
    assertThat(HASH_FN.hashUnencodedChars(stringA))
        .isNotEqualTo(HASH_FN.hashUnencodedChars(stringB));
    assertThat(fingerprint(stringA.getBytes(UTF_8)))
        .isNotEqualTo(fingerprint(stringB.getBytes(UTF_8)));

    // Test that only data and data-order is important, not the individual operations.
    new EqualsTester()
        .addEqualityGroup(
            hashFunction.hashUnencodedChars("abc"),
            hashFunction.newHasher().putUnencodedChars("abc").hash(),
            hashFunction.newHasher().putUnencodedChars("ab").putUnencodedChars("c").hash(),

    // Test that only data and data-order is important, not the individual operations.
    new EqualsTester()
        .addEqualityGroup(
            hashFunction.hashUnencodedChars("abc"),
            hashFunction.newHasher().putUnencodedChars("abc").hash(),
            hashFunction.newHasher().putUnencodedChars("ab").putUnencodedChars("c").hash(),

   * {@link #hashString}, usually with a charset of UTF-8. For other use cases, use {@code
   * hashUnencodedChars}.
   *
   * @since 15.0 (since 11.0 as hashString(CharSequence)).
   */
  HashCode hashUnencodedChars(CharSequence input);

  /**
   * Shortcut for {@code newHasher().putString(input, charset).hash()}. Characters are encoded using

   * {@link #hashString}, usually with a charset of UTF-8. For other use cases, use {@code
   * hashUnencodedChars}.
   *
   * @since 15.0 (since 11.0 as hashString(CharSequence)).
   */
  HashCode hashUnencodedChars(CharSequence input);

  /**
   * Shortcut for {@code newHasher().putString(input, charset).hash()}. Characters are encoded using

  }

  @Override
  public HashCode hashLong(long input) {
    return hashBytes(ByteBuffer.allocate(8).order(ByteOrder.LITTLE_ENDIAN).putLong(input).array());
  }

  @Override
  public HashCode hashUnencodedChars(CharSequence input) {
    int len = input.length();
    ByteBuffer buffer = ByteBuffer.allocate(len * 2).order(ByteOrder.LITTLE_ENDIAN);
    for (int i = 0; i < len; i++) {
      buffer.putChar(input.charAt(i));
    }