assertEquals(
        HashCode.fromBytes(mac.doFinal("!!!".getBytes(UTF_8))),
        hmacSha1(SHA1_KEY)
            .newHasher()
            .putString("hello", UTF_8)
            .putString("world", UTF_8)
            .putString("!!!", UTF_8)
            .hash());
  }

  public void testCustomKey() throws Exception {
    SecretKey customKey =
        new SecretKey() {
          @Override

    }
    assertHash(expected, murmur3_32_fixed().hashString(string, charset));
    assertHash(expected, murmur3_32().newHasher().putString(string, charset).hash());
    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)));

   * running the same hash function on the equivalent input. For cross-language compatibility, use
   * {@link #putString}, usually with a charset of UTF-8. For other use cases, use {@code
   * putUnencodedChars}.
   *
   * @since 15.0 (since 11.0 as putString(CharSequence)).
   */
  @CanIgnoreReturnValue
  @Override
  Hasher putUnencodedChars(CharSequence charSequence);

  /**

    }
    assertHash(expected, murmur3_32_fixed().hashString(string, charset));
    assertHash(expected, murmur3_32().newHasher().putString(string, charset).hash());
    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)));

   * running on the equivalent input. For cross-language compatibility, use {@link #putString},
   * usually with a charset of UTF-8. For other use cases, use {@code putUnencodedChars}.
   *
   * @since 15.0 (since 11.0 as putString(CharSequence))
   */
  @CanIgnoreReturnValue
  PrimitiveSink putUnencodedChars(CharSequence charSequence);

  /**

      }
    }
  }

  public void testPutAfterHash() {
    Hasher hasher = sha512().newHasher();

    assertThat(
            hasher
                .putString("The quick brown fox jumps over the lazy dog", UTF_8)
                .hash()
                .toString())
        .isEqualTo(

      }
    }
  }

  public void testPutAfterHash() {
    Hasher hasher = sha512().newHasher();

    assertThat(
            hasher
                .putString("The quick brown fox jumps over the lazy dog", UTF_8)
                .hash()
                .toString())
        .isEqualTo(

    assertEquals(expected, SIP_WITH_KEY.hashString(input, UTF_8).asLong());
    assertEquals(expected, SIP_WITH_KEY.newHasher().putString(input, UTF_8).hash().asLong());
    assertEquals(expected, SIP_WITHOUT_KEY.hashString(input, UTF_8).asLong());
    assertEquals(expected, SIP_WITHOUT_KEY.newHasher().putString(input, UTF_8).hash().asLong());
  }

  private static void assertSip(byte[] input, long expected) {

    assertEquals(expected, SIP_WITH_KEY.hashString(input, UTF_8).asLong());
    assertEquals(expected, SIP_WITH_KEY.newHasher().putString(input, UTF_8).hash().asLong());
    assertEquals(expected, SIP_WITHOUT_KEY.hashString(input, UTF_8).asLong());
    assertEquals(expected, SIP_WITHOUT_KEY.newHasher().putString(input, UTF_8).hash().asLong());
  }

  private static void assertSip(byte[] input, long expected) {

          hasher.putUnencodedChars(chars);
        }
        return this;
      }

      @Override
      public Hasher putString(CharSequence chars, Charset charset) {
        for (Hasher hasher : hashers) {
          hasher.putString(chars, charset);
        }
        return this;
      }

      @Override
      public <T extends @Nullable Object> Hasher putObject(