byte[] buffer = new byte[context.size()];
        int bytesWritten = context.encode(buffer, 0);

        assertEquals(context.size(), bytesWritten);

        // Verify context header
        assertEquals(0, SMBUtil.readInt4(buffer, 0)); // Next
        assertEquals(16, SMBUtil.readInt2(buffer, 4)); // NameOffset
        assertEquals(4, SMBUtil.readInt2(buffer, 6)); // NameLength

        byte[] buffer1 = new byte[256];
        byte[] buffer2 = new byte[256];

        // When
        int bytes1 = request.writeBytesWireFormat(buffer1, 0);
        int bytes2 = request.writeBytesWireFormat(buffer2, 10);

        // Then
        assertEquals(bytes1, bytes2);
        assertEquals(SMBUtil.readInt2(buffer1, 0), SMBUtil.readInt2(buffer2, 10));
    }

    @Test

        @Test
        @DisplayName("Should not modify buffer during write")
        void testWriteDoesNotModifyBuffer() {
            byte[] buffer = new byte[64];
            Arrays.fill(buffer, (byte) 0xAA);
            byte[] originalBuffer = buffer.clone();

            notification.writeBytesWireFormat(buffer, 0);

            assertArrayEquals(originalBuffer, buffer);
        }
    }

    @Nested

            byte[] buffer1 = new byte[100];
            byte[] buffer2 = new byte[200];

            Arrays.fill(buffer1, (byte) 0x11);
            Arrays.fill(buffer2, (byte) 0x22);

            // First decode
            response.decode(buffer1, 0, 50);
            byte[] data1 = response.getData();

            // Second decode should overwrite
            response.decode(buffer2, 10, 60);

    void testReadParameterWordsWithShortBuffer() {
        byte[] buffer = new byte[] { 0x00, 0x01, 0x02 }; // only three bytes
        assertThrows(ArrayIndexOutOfBoundsException.class, () -> response.readParameterWordsWireFormat(buffer, 0));
    }

    @Test
    @DisplayName("readParameterWordsWireFormat with null buffer - throws NullPointerException")

    protected final ByteBuffer buffer;
    protected final EnumSet<RdmaAccess> accessFlags;
    protected final int localKey;
    protected final int remoteKey;
    protected final long address;
    protected volatile boolean valid;
    
    public RdmaMemoryRegion(ByteBuffer buffer, EnumSet<RdmaAccess> access) {
        this.buffer = buffer;
        this.accessFlags = access;

        for (int i = 0; i < buffer.length; i++) {
            buffer[i] = (byte) (i % 256);
        }

        // Set structure size to 2
        SMBUtil.writeInt2(2, buffer, bufferIndex);

        // Make a copy of the buffer
        byte[] bufferCopy = buffer.clone();

        // Call readBytesWireFormat
        response.readBytesWireFormat(buffer, bufferIndex);

        // Status
        SMBUtil.writeInt4(0, buffer, headerStart + 8);
        // Command (READ = 0x0008)
        SMBUtil.writeInt2(0x0008, buffer, headerStart + 12);
        // Credit request/response
        SMBUtil.writeInt2(1, buffer, headerStart + 14);
        // Flags
        SMBUtil.writeInt4(0, buffer, headerStart + 16);
        // Next command

        @Test
        @DisplayName("Should handle malformed buffer gracefully")
        void testMalformedBuffer() {
            // Given - buffer with random data
            byte[] buffer = new byte[10];
            for (int i = 0; i < buffer.length; i++) {
                buffer[i] = (byte) (Math.random() * 256);
            }

            // When & Then
            // Should either read successfully if random data happens to be 4,

        assertEquals(securityMode, buffer[bodyOffset + 3] & 0xFF);

        // Capabilities
        assertEquals(capabilities, SMBUtil.readInt4(buffer, bodyOffset + 4));

        // Channel
        assertEquals(0, SMBUtil.readInt4(buffer, bodyOffset + 8));

        // Security Buffer Offset
        int securityBufferOffset = SMBUtil.readInt2(buffer, bodyOffset + 12);