"The 'next' property of the appended referral should point back to the initial referral, closing the loop.");
    }

    /**
     * Tests the toString method of the DfsReferral class.
     * It verifies that the toString method returns a string representation of the object
     * that accurately reflects its properties.
     */
    @Test
    void testToString() {
        // Given

        // Act
        String s = ex.toString();

        // Assert
        assertTrue(s.contains("SMBSignatureValidationException"), "toString should include class name");
        assertTrue(s.contains(msg), "toString should include message when provided");
    }

                (et, vl) -> ((SearchLog) et).setHitCountRelation(DfTypeUtil.toString(vl)), "hitCountRelation");
        setupEpg(_epgMap, et -> ((SearchLog) et).getLanguages(), (et, vl) -> ((SearchLog) et).setLanguages(DfTypeUtil.toString(vl)),
                "languages");
        setupEpg(_epgMap, et -> ((SearchLog) et).getQueryId(), (et, vl) -> ((SearchLog) et).setQueryId(DfTypeUtil.toString(vl)), "queryId");

        // The toString method appends to super.toString(). We'll check the appended part.
        String expectedEnd = ",addrEntry=]";
        String actual = nameQueryResponse.toString();
        assertTrue(actual.endsWith(expectedEnd), "toString should end with ',addrEntry=]' when addrEntry is null");
        assertTrue(actual.startsWith("NameQueryResponse["), "toString should start with expected prefix");
    }

      p++;
    }
    if (validSurrogatePairAt(a, p - 1) || validSurrogatePairAt(b, p - 1)) {
      p--;
    }
    return a.subSequence(0, p).toString();
  }

  /**
   * Returns the longest string {@code suffix} such that {@code a.toString().endsWith(suffix) &&
   * b.toString().endsWith(suffix)}, taking care not to split surrogate pairs. If {@code a} and
   * {@code b} have no common suffix, returns the empty string.
   *

        assertEquals(TEST_NET_NAME, info.getName());
        assertEquals(SmbConstants.TYPE_SHARE, info.getType());
        assertNotNull(info.toString());
        assertTrue(info.toString().contains(TEST_NET_NAME));
        assertTrue(info.toString().contains(TEST_REMARK));
    }

    @Test
    @DisplayName("Test getName method")
    void testGetName() {
        // Default constructor

        setupEpg(_epgMap, et -> ((WebAuthentication) et).getParameters(),
                (et, vl) -> ((WebAuthentication) et).setParameters(DfTypeUtil.toString(vl)), "parameters");
        setupEpg(_epgMap, et -> ((WebAuthentication) et).getPassword(),
                (et, vl) -> ((WebAuthentication) et).setPassword(DfTypeUtil.toString(vl)), "password");

    }

    @Test
    @DisplayName("toString should return formatted string")
    void testToString() {
        // Act
        String result = response.toString();

        // Assert
        assertNotNull(result);
        assertTrue(result.contains("TransWaitNamedPipeResponse["));
        assertTrue(result.endsWith("]"));
    }

    @Test
    @DisplayName("toString should include parent class information")

    }

    private void assertQuery(QueryBuilder query1, Map<String, List<String>> fieldLogMap, Set<String> highlightedQuerySet,
            QueryContext context) {
        assertEquals(query1.toString(), context.getQueryBuilder().toString());
        assertFieldLogs(fieldLogMap);
        assertHighlightedQueries(highlightedQuerySet);
    }

    private void assertQueryContext(String query, QueryContext context) {

        } finally {
            // Restore original time zone
            TimeZone.setDefault(originalTimeZone);
        }
    }

    // Test toString() method
    public void test_toString() {
        // Execute
        String result = provider.toString();

        // Verify the string format
        assertNotNull(result);
        assertTrue(result.contains("FessUserTimeZoneProcessProvider"));