byte[] buffer = new byte[100];
            // Create "Test\0" in UTF-16LE with proper null terminator
            byte[] testBytes = Strings.getUNIBytes("Test");
            System.arraycopy(testBytes, 0, buffer, 0, 8);
            buffer[8] = 0; // null terminator low byte
            buffer[9] = 0; // null terminator high byte

            String result = testBlock.readString(buffer, 0, buffer.length, 8, true);

        buffer[10 + stringBytes.length] = 0; // null terminator

        // Use reflection to call protected readString method
        Method readStringMethod = getReadStringMethod();
        String result = (String) readStringMethod.invoke(response, buffer, 10, 128, false);

        assertEquals(testString, result);
    }

    @Test
    @DisplayName("Test readString with null terminator in middle")

        String testPath = "\\server\\share";
        byte[] pathBytes = testPath.getBytes(java.nio.charset.StandardCharsets.UTF_16LE);
        int bufferSize = stringDataStart + pathBytes.length + 2; // +2 for null terminator
        byte[] buffer = new byte[bufferSize];

        // Path consumed (2 bytes) - value: 10 * 2 = 20
        SMBUtil.writeInt2(20, buffer, 0);

        // Number of referrals (2 bytes) - value: 1

            buffer = new DfsReferralRequestBuffer(path, maxReferralLevel);

            assertNotNull(buffer);
            assertEquals(4, buffer.size()); // 2 bytes for level + 2 bytes for null terminator
        }

        @Test
        @DisplayName("Should create buffer with null path")
        void testConstructorWithNullPath() {
            String path = null;
            int maxReferralLevel = 2;

        response.getServerData().scapabilities = 0;
        response.getServerData().encryptionKeyLength = 8;
        // Domain name in OEM encoding (ASCII) with null terminator
        byte[] domainBytes = "DOMAIN\0".getBytes("US-ASCII");
        // Use reflection to set protected byteCount field
        int byteCountValue = 8 + domainBytes.length;
        setByteCount(response, byteCountValue);

        buffer[10 + stringBytes.length] = 0; // null terminator

        // Use reflection to call protected readString method
        Method readStringMethod = getReadStringMethod();
        String result = (String) readStringMethod.invoke(response, buffer, 10, 128, false);

        assertEquals(testString, result);
    }

    @Test
    @DisplayName("Test readString with null terminator in middle")

        assertEquals((byte) 0x04, dst[0]); // First buffer format byte

        // Find the second buffer format byte
        int secondBufferFormatIndex = oldFileName.length() + 2; // 1 for first 0x04, 1 for null terminator
        assertEquals((byte) 0x04, dst[secondBufferFormatIndex]);
    }

    /**
     * Test writeBytesWireFormat with Unicode encoding
     */
    @Test

        smb.useUnicode = false;
        byte[] buffer = new byte[6];
        System.arraycopy("short".getBytes(), 0, buffer, 0, 5);
        buffer[5] = 0; // Null terminator
        String result = smb.readString(buffer, 0, 5, false);
        assertEquals("short", result);
    }

    @Test
    void testReadStringWithMaxLengthExceeded() {
        smb.useUnicode = false;

            return "";
        }

        // Read wide string data (UTF-16LE)
        int byteCount = (actualCount - 1) * 2; // Exclude null terminator
        byte[] wideBytes = new byte[byteCount];
        buf.readOctetArray(wideBytes, 0, byteCount);

        // Skip null terminator
        buf.dec_ndr_short();

        // Skip padding
        int padding = (4 - ((byteCount + 2) % 4)) % 4;

        assertEquals('S', messageBytes[4]);
        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);