}

    /**
     * {@inheritDoc}
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)
     */
    @Override
    protected int readBytesWireFormat(final byte[] buffer, final int bufferIndex) {
        return 0;
    }

    /** Order of name resolution methods to use */
    protected List<ResolverType> resolverOrder;
    /** Maximum buffer size for IO operations */
    protected int maximumBufferSize = 0x10000;
    /** Maximum buffer size for SMB transaction operations */
    protected int transactionBufferSize = 0xFFFF - 512;
    /** Number of buffers to keep in cache */
    protected int bufferCacheSize = 16;
    /** Maximum size for list operations */

        spyTarget.send(b, 1, 2);
        verify(out).writeDirect(b, 1, 2, 1);
    }

    @Test
    @DisplayName("sendrecv with null buffers throws relevant exceptions")
    void testSendRecvInvalidInputs() throws CIFSException {
        // Null out buffer for SMB2 path -> expect NPE when building request
        when(pipe.ensureTreeConnected()).thenReturn(tree);
        when(tree.acquire()).thenReturn(tree);

        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,

    void testInt2ReadWrite() {
        byte[] buffer = new byte[2];
        ServerMessageBlock.writeInt2(0x1234, buffer, 0);
        assertEquals(0x1234, ServerMessageBlock.readInt2(buffer, 0));
    }

    @Test
    void testInt4ReadWrite() {
        byte[] buffer = new byte[4];
        ServerMessageBlock.writeInt4(0x12345678, buffer, 0);
        assertEquals(0x12345678, ServerMessageBlock.readInt4(buffer, 0));
    }

    @Test

        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);

   * Attempts to enqueue `text` to be UTF-8 encoded and sent as a the data of a text (type `0x1`)
   * message.
   *
   * This method returns true if the message was enqueued. Messages that would overflow the outgoing
   * message buffer will be rejected and trigger a [graceful shutdown][close] of this web socket.
   * This method returns false in that case, and in any other case where this web socket is closing,
   * closed, or canceled.
   *

            assertEquals(1024L, SMBUtil.readInt8(buffer, headerStart + 8)); // Offset
            assertArrayEquals(testFileId, Arrays.copyOfRange(buffer, headerStart + 16, headerStart + 32)); // File ID
            assertEquals(0, SMBUtil.readInt4(buffer, headerStart + 32)); // Channel
            assertEquals(500, SMBUtil.readInt4(buffer, headerStart + 36)); // Remaining bytes