// Arrange
        FileEntry e = new TestFileEntry("doc.pdf", 2, 0x10, 10L, 20L, 30L, 4096L, 3);

        // Act & Assert: getters return exactly what was provided
        assertAll(() -> assertEquals("doc.pdf", e.getName()), () -> assertEquals(2, e.getType()),
                () -> assertEquals(0x10, e.getAttributes()), () -> assertEquals(10L, e.createTime()),

            SMBUtil.writeInt4(0x10, buffer, offset + 56);

            // When
            int bytesRead = response.readBytesWireFormat(buffer, offset);

            // Then
            assertEquals(60, bytesRead);
            assertEquals(8192, response.getAllocationSize());
            assertEquals(2048, response.getEndOfFile());
            assertEquals(0x10, response.getFileAttributes());
        }

            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, // NextCommand
            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, // MessageId
            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, // Reserved / AsyncId
            (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, // TreeId / AsyncId

        // 2 bytes for fileAttributes, 4 bytes for lastWriteTime, 4 bytes for fileSize
        byte[] buffer = new byte[20];
        // File Attributes: 0x0010 (Directory)
        buffer[0] = 0x10;
        buffer[1] = 0x00;
        // Last Write Time (UTime): A sample timestamp in milliseconds
        long sampleTimeMillis = 1672531200000L; // Represents a specific date in milliseconds

    static final Name UNKNOWN_NAME = new Name("0.0.0.0", 0x00, null);
    static final NbtAddress UNKNOWN_ADDRESS = new NbtAddress(UNKNOWN_NAME, 0, false, B_NODE);
    static final byte[] UNKNOWN_MAC_ADDRESS = { (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00, (byte) 0x00 };

    static final class CacheEntry {
        Name hostName;
        NbtAddress address;

        assertEquals(0x8, Smb2CreateRequest.FILE_NO_IMTERMEDIATE_BUFFERING);
        assertEquals(0x10, Smb2CreateRequest.FILE_SYNCHRONOUS_IO_ALERT);
        assertEquals(0x20, Smb2CreateRequest.FILE_SYNCHRONOUS_IO_NONALERT);
        assertEquals(0x40, Smb2CreateRequest.FILE_NON_DIRECTORY_FILE);
        assertEquals(0x100, Smb2CreateRequest.FILE_COMPLETE_IF_OPLOCKED);

            dstIndex++;
            dst[dstIndex++] = (byte) 0x00; // Reserved1
            SMBUtil.writeInt2(this.tflags, dst, dstIndex);
            dstIndex += 2;
            SMBUtil.writeInt4(this.timeout, dst, dstIndex);
            dstIndex += 4;
            dst[dstIndex++] = (byte) 0x00; // Reserved2
            dst[dstIndex++] = (byte) 0x00;
        }
        SMBUtil.writeInt2(this.parameterCount, dst, dstIndex);

        buffer[38] = 0x00;

        // Parameter count (2 bytes)
        buffer[39] = 0x00;
        buffer[40] = 0x00;

        // Parameter offset (2 bytes)
        buffer[41] = 0x00;
        buffer[42] = 0x00;

        // Parameter displacement (2 bytes)
        buffer[43] = 0x00;
        buffer[44] = 0x00;

        // Data count (2 bytes)
        buffer[45] = 0x00;
        buffer[46] = 0x00;

        filter.init(filterConfig);

        // Test NTLM Type 1 message handling
        byte[] type1Message = new byte[] { 0x4E, 0x54, 0x4C, 0x4D, 0x53, 0x53, 0x50, 0x00, 0x01, 0x00, 0x00, 0x00 };
        String authHeader = "NTLM " + new String(org.bouncycastle.util.encoders.Base64.encode(type1Message));

        when(request.getHeader("Authorization")).thenReturn(authHeader);

    void byteArrayConstructor_malformedDER_throwsWrapped() {
        // Arrange: Truncated SEQUENCE (0x30 len=2 but only 1 byte of content)
        byte[] malformed = new byte[] { 0x30, 0x02, 0x01 };

        // Act + Assert
        PACDecodingException ex = assertThrows(PACDecodingException.class, () -> new KerberosApRequest(malformed, null));