assertEquals(info1.toString(), info2.toString());
    }

    @Test
    @DisplayName("Test encode does not modify source object")
    void testEncodeImmutability() {
        long originalValue = 1000L;
        FileEndOfFileInformation info = new FileEndOfFileInformation(originalValue);

        // Get original toString
        String originalString = info.toString();

        // Encode

        assertEquals("VERSION_2", WitnessVersion.VERSION_2.toString());

        assertEquals("RESOURCE_CHANGE", WitnessEventType.RESOURCE_CHANGE.toString());
        assertEquals("CLIENT_MOVE", WitnessEventType.CLIENT_MOVE.toString());
        assertEquals("SHARE_MOVE", WitnessEventType.SHARE_MOVE.toString());
        assertEquals("IP_CHANGE", WitnessEventType.IP_CHANGE.toString());

        assertNotEquals(request1, request3);

        // Test toString
        String toString = request1.toString();
        assertTrue(toString.contains("coordinates="), "Expected " + toString + " to contain " + "coordinates=");
        assertTrue(toString.contains("repositories="), "Expected " + toString + " to contain " + "repositories=");
    }

    @Test
    void testRequestTraceIntegration() {

            UUID uuid = new UUID(rpcUuid);

            // Act
            String result = uuid.toString();

            // Assert
            assertEquals(VALID_UUID_STRING, result.toUpperCase(), "toString() should return the correct UUID string in uppercase");
        }

        @Test
        @DisplayName("toString() should work correctly for UUID created from string")
        void testToStringFromConstructorWithString() {

                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

                if (buf != null && sitemapUrl != null) {
                    sitemapUrl.setLoc(buf.toString().trim());
                    buf = null;
                }
            } else if (LASTMOD_ELEMENT.equals(elementName)) {
                if (buf != null && sitemapUrl != null) {
                    sitemapUrl.setLastmod(buf.toString().trim());
                    buf = null;
                }

        String infoString = info.toString();
        assertTrue(infoString.contains("alloc=1000"), "toString should contain alloc");
        assertTrue(infoString.contains("free=500"), "toString should contain free");
        assertTrue(infoString.contains("sectPerAlloc=100"), "toString should contain sectPerAlloc");
        assertTrue(infoString.contains("bytesPerSect=512"), "toString should contain bytesPerSect");
    }

    @Nested
    @DisplayName("ToString Tests")
    class ToStringTests {

        @Test
        @DisplayName("Should return simple string when no root cause")
        void testToStringWithoutRootCause() {
            String message = "Test exception message";
            TransportException exception = new TransportException(message);

            String result = exception.toString();

            assertNotNull(result);

        DfsReferral dfsReferral = new DfsReferral(mockData);

        // Verify that toString() returns the expected string from the mock data object
        assertEquals(expectedToString, dfsReferral.toString(),
                "toString() should return the result of the wrapped DfsReferralData's toString() method.");
    }

        // When
        String s = next.toString();

        // Then
        assertTrue(s.startsWith("Trans2FindNext2["), "toString should start with class name");
        assertTrue(s.contains(",sid=" + sid), "toString should include sid in decimal");
        assertTrue(s.contains(",searchCount=" + Trans2FindFirst2.LIST_SIZE), "toString should include searchCount using LIST_SIZE");