void testWellKnownSids() {
        assertNotNull(SID.EVERYONE);
        assertEquals("S-1-1-0", SID.EVERYONE.toString());

        assertNotNull(SID.CREATOR_OWNER);
        assertEquals("S-1-3-0", SID.CREATOR_OWNER.toString());

        assertNotNull(SID.SYSTEM);
        assertEquals("S-1-5-18", SID.SYSTEM.toString());
    }

  // A simple type whose .toString() will return the same value each time, but without maintaining
  // a strong reference to that value.
  static class Key {
    private final int value;
    private WeakReference<String> toString;

    Key(int value) {
      this.value = value;
    }

    @Override
    public synchronized String toString() {
      String s;
      if (toString != null) {

    String init = "d41d8cd98f00b204e9800998ecf8427e";
    assertEquals(init, Hashing.md5().newHasher().hash().toString());

    String asciiHash = "e5df5a39f2b8cb71b24e1d8038f93131";
    assertEquals(asciiHash, Files.hash(asciiFile, Hashing.md5()).toString());

    String i18nHash = "7fa826962ce2079c8334cd4ebf33aea4";
    assertEquals(i18nHash, Files.hash(i18nFile, Hashing.md5()).toString());
  }

            queryBuf.append(lowerTerm != null ? "*".equals(Term.toString(lowerTerm)) ? "\\*" : Term.toString(lowerTerm) : "*");
            queryBuf.append(" TO ");
            final BytesRef upperTerm = termRangeQuery.getUpperTerm();
            queryBuf.append(upperTerm != null ? "*".equals(Term.toString(upperTerm)) ? "\\*" : Term.toString(upperTerm) : "*");
            queryBuf.append(termRangeQuery.includesUpper() ? ']' : '}');

    protected final String _tableDbName = "key_match";
    protected final String _tableDispName = "key_match";
    protected final String _tablePropertyName = "KeyMatch";

    public String getTableDbName() {
        return _tableDbName;
    }

    @Override
    public String getTableDispName() {
        return _tableDispName;
    }

    @Override

            result.setScriptData(DfTypeUtil.toString(source.get("scriptData")));
            result.setScriptResult(DfTypeUtil.toString(source.get("scriptResult")));
            result.setScriptType(DfTypeUtil.toString(source.get("scriptType")));
            result.setStartTime(DfTypeUtil.toLong(source.get("startTime")));
            result.setTarget(DfTypeUtil.toString(source.get("target")));
            return updateEntity(source, result);

        .testEquals();

    assertEquals(hashFunction1a.toString(), hashFunction1b.toString());
    assertEquals(hashFunction2a.toString(), hashFunction2b.toString());
    assertEquals(hashFunction3a.toString(), hashFunction3b.toString());
    assertEquals(hashFunction4a.toString(), hashFunction4b.toString());
  }

  static void assertSeedlessHashFunctionEquals(Class<?> clazz) throws Exception {

        setupEpg(_epgMap, et -> ((User) et).getLabeledURI(), (et, vl) -> ((User) et).setLabeledURI(DfTypeUtil.toString(vl)), "labeledURI");
        setupEpg(_epgMap, et -> ((User) et).getMail(), (et, vl) -> ((User) et).setMail(DfTypeUtil.toString(vl)), "mail");
        setupEpg(_epgMap, et -> ((User) et).getMobile(), (et, vl) -> ((User) et).setMobile(DfTypeUtil.toString(vl)), "mobile");

    }

    public void test_toString_containsClassNameAndMessage() {
        // Test toString() method output
        String message = "SSO authentication timeout";
        SsoProcessException exception = new SsoProcessException(message);

        String toStringResult = exception.toString();
        assertTrue(toStringResult.contains("SsoProcessException"));
        assertTrue(toStringResult.contains(message));

        notifyChange = new NtTransNotifyChange(mockConfig, fid, completionFilter, watchTree);

        assertNotNull(notifyChange);

        // Verify field initialization through toString
        String str = notifyChange.toString();
        assertTrue(str.contains("NtTransNotifyChange"));
        assertTrue(str.contains("fid=0x" + Hexdump.toHexString(fid, 4)));