assertTrue(result.contains("IllegalArgumentException"));
            assertTrue(result.contains(rootMessage));
            assertTrue(result.contains("at ")); // Stack trace indicator
        }

        @Test
        @DisplayName("Should handle root cause without message")
        void testToStringWithRootCauseNoMessage() {
            Exception rootCause = new NullPointerException();

labels.user_postalCode=Postal Code
labels.postalCode=Postal Code
labels.user_physicalDeliveryOfficeName=Office
labels.physicalDeliveryOfficeName=Office
labels.user_destinationIndicator=Destination Indicator
labels.destinationIndicator=Destination Indicator
labels.user_internationaliSDNNumber=International ISDN Number
labels.internationaliSDNNumber=International ISDN Number
labels.user_state=State
labels.state=State

        assertEquals('S', messageBytes[5]);
        assertEquals('P', messageBytes[6]);
        assertEquals(0, messageBytes[7]); // Null terminator
    }

    @Test
    @DisplayName("Should include message type indicator")
    void testMessageTypeIndicator() throws IOException {
        // When
        Type1Message type1 = new Type1Message(mockContext);
        byte[] messageBytes = type1.toByteArray();

        // Then

            });
        }

        long endTime = System.currentTimeMillis();
        long duration = endTime - startTime;

        // Then - should complete quickly (this is more of a performance indicator)
        assertTrue(duration < 1000, "Creating and using 10000 EmptyIterators should be fast (took " + duration + "ms)");
    }

    @Test
    @DisplayName("EmptyIterator should work correctly in nested iteration")

        // Build a properly formatted Type 3 message
        byte[] message = new byte[200];

        // NTLMSSP signature
        System.arraycopy("NTLMSSP\0".getBytes(), 0, message, 0, 8);

        // Type 3 indicator
        message[8] = 0x03;

        // LM Response (24 bytes at offset 64)
        message[12] = 24; // Length
        message[13] = 0;
        message[14] = 24; // Max Length
        message[15] = 0;

        assertEquals('S', messageBytes[5]);
        assertEquals('P', messageBytes[6]);
        assertEquals(0, messageBytes[7]); // Null terminator
    }

    @Test
    @DisplayName("Should include message type indicator")
    void testMessageTypeIndicator() throws Exception {
        // Given
        Type2Message type2 = createMockType2Message();

labels.user_postalCode=Postal Code
labels.postalCode=Postal Code
labels.user_physicalDeliveryOfficeName=Office
labels.physicalDeliveryOfficeName=Office
labels.user_destinationIndicator=Destination Indicator
labels.destinationIndicator=Destination Indicator
labels.user_internationaliSDNNumber=International ISDN Number
labels.internationaliSDNNumber=International ISDN Number
labels.user_state=State
labels.state=State

            }
            final int errorCode = Encdec.dec_uint32le(BUF, 9) & 0xFFFFFFFF;
            if (resp.command == ServerMessageBlock.SMB_COM_READ_ANDX && (errorCode == 0 || errorCode == 0x80000005)) { // overflow indicator normal for pipe
                final SmbComReadAndXResponse r = (SmbComReadAndXResponse) resp;
                int off = HEADER_LENGTH;
                /* WordCount thru dataOffset always 27 */

        // Verify the exception message indicates name resolution failure
        assertTrue(exception.getMessage().contains("NONEXISTENT") || exception.getMessage().contains("unknown")
                || exception.getMessage().contains("not found"), "Exception message should indicate name resolution failure");
    }

    @Test

    /** The network name cannot be found */
    int NT_STATUS_BAD_NETWORK_NAME = 0xC00000cc;
    /** No more connections can be made to this remote computer */
    int NT_STATUS_REQUEST_NOT_ACCEPTED = 0xC00000d0;
    /** Indicates a domain controller could not be contacted or objects are protected */
    int NT_STATUS_CANT_ACCESS_DOMAIN_INFO = 0xC00000da;
    /** The specified domain does not exist */
    int NT_STATUS_NO_SUCH_DOMAIN = 0xC00000df;