}

    @Test
    @DisplayName("Test small data handling")
    public void testSmallDataHandling() throws CIFSException {
        byte[] smallData = new byte[100]; // Below minimum compression size

        byte[] compressed = compressionService.compress(smallData, CompressionService.COMPRESSION_LZ77);
        // Should return uncompressed data for small inputs
        assertArrayEquals(smallData, compressed);
    }

            response.readBytesWireFormat(tooSmallBuffer, 0);
        });

        assertTrue(exception.getMessage().contains("Buffer too small for SMB2 negotiate response"));
        assertTrue(exception.getMessage().contains("minimum 65 bytes required"));
    }

    /**
     * Test validation of excessive negotiate context count.
     */
    @Test

    int NT_STATUS_MORE_PROCESSING_REQUIRED = 0xC0000016;
    /** Access is denied */
    int NT_STATUS_ACCESS_DENIED = 0xC0000022;
    /** The data area passed to a system call is too small */
    int NT_STATUS_BUFFER_TOO_SMALL = 0xC0000023;
    /** The object name is invalid */
    int NT_STATUS_OBJECT_NAME_INVALID = 0xC0000033;
    /** The object was not found */

        // Validate minimum buffer size for SMB2 negotiate response
        if (buffer == null || buffer.length < bufferIndex + 65) {
            throw new SMBProtocolDecodingException("Buffer too small for SMB2 negotiate response (minimum 65 bytes required)");
        }

        final int structureSize = SMBUtil.readInt2(buffer, bufferIndex);
        if (structureSize != 65) {

                        // Verify we can acquire the tree
                        tree.acquire();
                        successCount.incrementAndGet();

                        // Small delay to increase chance of race conditions
                        Thread.yield();
                    }
                } catch (Exception e) {
                    exceptions.add(e);
                } finally {

        if (!isAlgorithmSupported(algorithm)) {
            throw new CIFSException("Unsupported compression algorithm: " + algorithm);
        }
        if (length < MIN_COMPRESSION_SIZE) {
            log.debug("Data too small for compression ({} bytes), returning uncompressed", length);
            byte[] result = new byte[length];
            System.arraycopy(data, offset, result, 0, length);
            return result;
        }

        byte[] copiedData = Arrays.copyOfRange(outputBuffer, 0, dataLength);
        assertArrayEquals(testData, copiedData);
    }

    @Test
    @DisplayName("Should throw exception when output buffer too small")
    void testReadBytesWireFormatBufferTooSmall() throws Exception {
        // Given
        byte[] smallOutputBuffer = new byte[10];

    }

    @Test
    @DisplayName("Test invalid buffer size for decoding")
    public void testInvalidBufferSize() {
        byte[] smallBuffer = new byte[4]; // Too small

        assertThrows(SMBProtocolDecodingException.class, () -> {
            context.decode(smallBuffer, 0, smallBuffer.length);
        });
    }

    @Test
    @DisplayName("Test algorithm name resolution")

    int NT_STATUS_MORE_PROCESSING_REQUIRED = 0xC0000016;
    /** Access is denied */
    int NT_STATUS_ACCESS_DENIED = 0xC0000022;
    /** The data area passed to a system call is too small */
    int NT_STATUS_BUFFER_TOO_SMALL = 0xC0000023;
    /** The object name is invalid */
    int NT_STATUS_OBJECT_NAME_INVALID = 0xC0000033;
    /** The object was not found */

        });

        assertThrows(CIFSException.class, () -> {
            preauthService.initializeSession("test", new byte[8], PreauthIntegrityService.HASH_ALGO_SHA512); // Too small
        });
    }

    @Test
    @DisplayName("Test unsupported hash algorithm")
    public void testUnsupportedHashAlgorithm() {
        byte[] salt = preauthService.generatePreauthSalt();