private final int bits;
  private final String toString;

  ChecksumHashFunction(
      ImmutableSupplier<? extends Checksum> checksumSupplier, int bits, String toString) {
    this.checksumSupplier = checkNotNull(checksumSupplier);
    checkArgument(bits == 32 || bits == 64, "bits (%s) must be either 32 or 64", bits);
    this.bits = bits;
    this.toString = checkNotNull(toString);
  }

  @Override
  public int bits() {

        assertEquals("LargeSubprojectSplit(subproject=Subproject(name=b, size=19), split=1)", buckets[1].toString())
        assertEquals(
            "SmallSubprojectCombination(subprojects=[Subproject(name=c, size=5), Subproject(name=j, size=4), Subproject(name=i, size=4)])",
            buckets[2].toString(),
        )
        assertEquals(

      }

      @Override
      public String toString() {
        return "Predicates.alwaysTrue()";
      }
    },
    /**
     * @see Predicates#alwaysFalse()
     */
    ALWAYS_FALSE {
      @Override
      public boolean apply(@Nullable Object o) {
        return false;
      }

      @Override
      public String toString() {
        return "Predicates.alwaysFalse()";
      }

    HashCode hash2 = HashCode.fromString(hash1.toString());
    assertEquals(hash1, hash2);
  }

  public void testRoundTrip() {
    for (ExpectedHashCode expected : expectedHashCodes) {
      String string = HashCode.fromBytes(expected.bytes).toString();
      assertThat(string).isEqualTo(expected.toString);
      assertThat(HashCode.fromBytes(BaseEncoding.base16().lowerCase().decode(string)).toString())
          .isEqualTo(expected.toString);

      assertThat(entry.toString()).isEqualTo(entry.getKey() + "=" + entry.getValue());
    }

    assertThat(map.toString()).isEqualTo("{" + JOINER.join(map.entrySet()) + "}");
    assertThat(map.entrySet().toString()).isEqualTo("[" + JOINER.join(map.entrySet()) + "]");
    assertThat(map.keySet().toString()).isEqualTo("[" + JOINER.join(map.keySet()) + "]");

  private final String toString;

  MessageDigestHashFunction(String algorithmName, String toString) {
    this.prototype = getMessageDigest(algorithmName);
    this.bytes = prototype.getDigestLength();
    this.toString = checkNotNull(toString);
    this.supportsClone = supportsClone(prototype);
  }

  MessageDigestHashFunction(String algorithmName, int bytes, String toString) {
    this.toString = checkNotNull(toString);

  @SuppressWarnings("deprecation") // We still need to test our deprecated APIs.
  public void testToString() {
    assertThat(md5().toString()).isEqualTo("Hashing.md5()");
    assertThat(sha1().toString()).isEqualTo("Hashing.sha1()");
    assertThat(sha256().toString()).isEqualTo("Hashing.sha256()");
    assertThat(sha512().toString()).isEqualTo("Hashing.sha512()");
  }

  private static void assertMessageDigestHashing(byte[] input, String algorithmName)

                Arguments.of(new byte[] { (byte) 0x7F, (byte) 0x80, (byte) 0xFF }, "7f80ff"));
    }

    // Verifies that toString() formats bytes as lower-case hex with zero-padding
    @ParameterizedTest(name = "toString renders hex for {0}")
    @MethodSource("hexCases")
    @DisplayName("toString() renders lower-case hex with zero-padding")
    void toString_rendersHex(byte[] input, String expected) {
        // Arrange

   *
   * <p>This is helpful for implementing {@link Object#toString()}. Specification by example:
   *
   * {@snippet :
   * // Returns "ClassName{}"
   * MoreObjects.toStringHelper(this)
   *     .toString();
   *
   * // Returns "ClassName{x=1}"
   * MoreObjects.toStringHelper(this)
   *     .add("x", 1)
   *     .toString();
   *
   * // Returns "MyObject{x=1}"
   * MoreObjects.toStringHelper("MyObject")

        logger.debug(toString(content));
    }

    private String toString(CharSequence content) {
        if (content == null) {
            return "";
        } else {
            return content.toString();
        }
    }

    @Override
    public void debug(CharSequence content, Throwable error) {
        logger.debug(toString(content), error);
    }

    @Override