assertSame(testResponseBuffer, negotiationWithNullResponse.getResponseRaw());
    }

    @Test
    @DisplayName("Constructor with null buffers should work")
    void testConstructorWithNullBuffers() {
        // Test that null buffers are handled properly
        SmbNegotiation negotiationWithNullBuffers = new SmbNegotiation(mockRequest, mockResponse, null, null);

            byte[][] buffers = new byte[][] { new byte[8], new byte[8] };

            when(src.toString()).thenReturn("smb://src");
            when(dest.toString()).thenReturn("smb://dest");

            // Act + Assert
            SmbException ex =
                    assertThrows(SmbException.class, () -> SmbCopyUtil.copyFile(src, dest, buffers, 8, new WriterThread(), sh, dh));

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

        // Prepare both buffers with valid structure
        SMBUtil.writeInt2(4, buffer1, 0);
        SMBUtil.writeInt2(0, buffer1, 2);
        SMBUtil.writeInt2(4, buffer2, 10);
        SMBUtil.writeInt2(0, buffer2, 12);

        // When

    void testReadSetupWireFormat() {
        netShareEnum = new NetShareEnum(realConfig);
        byte[] buffer = new byte[100];

        int result = netShareEnum.readSetupWireFormat(buffer, 0, 100);
        assertEquals(0, result);

        // Test with different parameters
        result = netShareEnum.readSetupWireFormat(buffer, 10, 50);
        assertEquals(0, result);

        // Test with zero length

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

            // Encode to different buffers
            int result1 = request.encode(buffer1, 0);
            int result2 = request.encode(buffer2, 50);

            // Both should succeed independently
            assertTrue(result1 > 0);

    this.connectionType = mode.second

    if (connectionType == H2) {
      platform.assumeHttp2Support()
    }

    // Sockets on some platforms can have large buffers that mean writes do not block when
    // required. These socket factories explicitly set the buffer sizes on sockets created.
    server = MockWebServer()
    server.serverSocketFactory =
      object : DelegatingServerSocketFactory(ServerSocketFactory.getDefault()) {

        
        // Pre-allocate buffer pool
        initializeBufferPool();
    }
    
    private void initializeBufferPool() {
        // Allocate send buffers
        for (int i = 0; i < initialSendBuffers; i++) {
            try {
                ByteBuffer buffer = ByteBuffer.allocateDirect(sendBufferSize);
                RdmaMemoryRegion region = provider.registerMemory(buffer,

    int initialBufferSize = min(BUFFER_SIZE, max(128, Integer.highestOneBit(totalLen) * 2));
    // Starting with an 8k buffer, double the size of each successive buffer. Smaller buffers
    // quadruple in size until they reach 8k, to minimize the number of small reads for longer
    // streams. Buffers are retained in a deque so that there's no copying between buffers while

        byte[] buffer = new byte[8];

        // Path consumed (2 bytes)
        SMBUtil.writeInt2(0, buffer, 0);

        // Number of referrals (2 bytes) - 0
        SMBUtil.writeInt2(0, buffer, 2);

        // Flags (2 bytes)
        SMBUtil.writeInt2(0, buffer, 4);

        // Padding (2 bytes)
        buffer[6] = 0;
        buffer[7] = 0;

        return buffer;
    }

         * InterruptibleChannel and JavaLangAccess.blockedOn(Thread, Interruptible), it isn't
         * predictable what work might be done. (e.g., close a file and flush buffers to disk). To
         * protect ourselves from this, we park ourselves and tell our interrupter that we did so.
         */
        if (state == PARKED || compareAndSet(state, PARKED)) {
          // Interrupting Cow Says: