}

    @Test
    @DisplayName("Test buffer management")
    void testBufferManagement() {
        byte[] buffer = new byte[1024];
        buffer[0] = 0x42;
        buffer[1] = 0x43;

        response.setBuffer(buffer);

        byte[] released = response.releaseBuffer();
        assertSame(buffer, released);
        assertEquals(0x42, released[0]);

  @J2ktIncompatible
  @GwtIncompatible // BlockingQueue
  public static <E> int drain(
      BlockingQueue<E> q, Collection<? super E> buffer, int numElements, Duration timeout)
      throws InterruptedException {
    // TODO(b/126049426): Consider using saturateToNanos(timeout) instead.
    return drain(q, buffer, numElements, timeout.toNanos(), NANOSECONDS);
  }

  /**

    }

    @Override
    int readParameterWordsWireFormat(final byte[] buffer, int bufferIndex) {
        if (wordCount == 0) {
            return 0;
        }
        fileAttributes = readInt2(buffer, bufferIndex);
        bufferIndex += 2;
        lastWriteTime = readUTime(buffer, bufferIndex);
        bufferIndex += 4;
        fileSize = readInt4(buffer, bufferIndex);
        return 20;
    }

    @Override

        ByteBuffer buffer = ByteBuffer.allocate(34);
        buffer.order(ByteOrder.LITTLE_ENDIAN);
        buffer.putShort((short) 0); // dialectIndex
        buffer.put((byte) 0x0F); // securityMode (user, encrypted, sigs enabled, sigs required)
        buffer.putShort((short) 50); // maxMpxCount
        buffer.putShort((short) 10); // maxNumberVcs
        buffer.putInt(8192); // maxBufferSize

    @Override
    public int decode(final byte[] buffer, int bufferIndex, final int len) throws SMBProtocolDecodingException {
        final int start = bufferIndex;
        this.createTime = SMBUtil.readTime(buffer, bufferIndex);
        bufferIndex += 8;
        this.lastAccessTime = SMBUtil.readTime(buffer, bufferIndex);
        bufferIndex += 8;
        this.lastWriteTime = SMBUtil.readTime(buffer, bufferIndex);
        bufferIndex += 8;

            Smb2LogoffResponse resp = newResponse();
            byte[] buffer = new byte[8];
            byte[] original = buffer.clone();

            // Act
            int written = resp.writeBytesWireFormat(buffer, index);

            // Assert
            assertEquals(0, written, "Should report 0 bytes written");
            assertArrayEquals(original, buffer, "Buffer must remain unchanged");
        }

        @Test

    @Override
    public String toString() {
        StringBuilder buffer = new StringBuilder("ManagedVersionMap (" + size() + " entries)\n");
        Iterator<String> iter = keySet().iterator();
        while (iter.hasNext()) {
            String key = iter.next();
            buffer.append(key).append('=').append(get(key));
            if (iter.hasNext()) {
                buffer.append('\n');
            }
        }

     */
    @Override
    public int decode(final byte[] buffer, int bufferIndex, final int len) throws SMBProtocolDecodingException {
        final int start = bufferIndex;

        // Read total allocation units.
        this.alloc = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;

        // read caller available allocation units
        this.free = SMBUtil.readInt8(buffer, bufferIndex);
        bufferIndex += 8;

    @Test
    void testReadSetupWireFormat() {
        // Given
        Trans2QueryPathInformation trans = new Trans2QueryPathInformation("anyfile.txt", 0);
        byte[] buffer = new byte[10];

        // When
        int bytesRead = trans.readSetupWireFormat(buffer, 0, 10);

        // Then
        assertEquals(0, bytesRead, "Should read 0 bytes.");
    }

    /**
     * Tests the readParametersWireFormat method.

                throw new SMBProtocolDecodingException("Invalid buffer parameters");
            }
            if (bufferIndex + len > buffer.length) {
                throw new SMBProtocolDecodingException("Buffer overflow");
            }

            // Store the decoded data
            this.data = new byte[len];
            System.arraycopy(buffer, bufferIndex, this.data, 0, len);

            return len;
        }