// but these seem to be the values agreed on by tools.
	s_IFMT   = 0xf000
	s_IFSOCK = 0xc000
	s_IFLNK  = 0xa000
	s_IFREG  = 0x8000
	s_IFBLK  = 0x6000
	s_IFDIR  = 0x4000
	s_IFCHR  = 0x2000
	s_IFIFO  = 0x1000
	s_ISUID  = 0x800
	s_ISGID  = 0x400
	s_ISVTX  = 0x200

	msdosDir      = 0x10
	msdosReadOnly = 0x01
)

    assertThat(
      mergeAdjacentRanges(
        listOf(
          Mapping(0x0041, 0x0041, TYPE_MAPPED, "a".encodeUtf8()),
          Mapping(0x0042, 0x0042, TYPE_MAPPED, "b".encodeUtf8()),
        ),
      ),
    ).containsExactly(
      Mapping(0x0041, 0x0041, TYPE_MAPPED, "a".encodeUtf8()),
      Mapping(0x0042, 0x0042, TYPE_MAPPED, "b".encodeUtf8()),
    )
  }

  @Test fun simplifyCanonicalizesType() {

    void createOptionsAddedWhenLow() {
        // createOptions less than 0x0001 (i.e., 0) should be padded with 0x0040
        SmbComNTCreateAndX req = createRequest(0, 0);
        int actual = (int) getPrivateField(req, "createOptions");
        assertEquals(0x0040, actual, "createOptions should be padded with 0x0040");
    }

    @Test
    @DisplayName("addFlags0 combines flags correctly")
    void addFlags0() {

                Arguments.of(DialectVersion.SMB202, DialectVersion.SMB210, new int[] { 0x0202, 0x0210 }),
                Arguments.of(DialectVersion.SMB210, DialectVersion.SMB300, new int[] { 0x0210, 0x0300 }),
                Arguments.of(DialectVersion.SMB202, DialectVersion.SMB311, new int[] { 0x0202, 0x0210, 0x0300, 0x0302, 0x0311 }),

    /**
     * Create new RDMA negotiation request
     */
    public RdmaNegotiateRequest() {
        // Initialize with default values
        this.minVersion = 0x0100; // SMB Direct 1.0
        this.maxVersion = 0x0100; // SMB Direct 1.0
        this.creditsRequested = RdmaCapabilities.DEFAULT_SEND_CREDIT_TARGET;
        this.preferredSendSize = RdmaCapabilities.DEFAULT_MAX_RECEIVE_SIZE;

    // Protocol constants
    /** Minimum supported SMB Direct protocol version (1.0) */
    public static final int MIN_VERSION = 0x0100; // SMB Direct 1.0
    /** Maximum supported SMB Direct protocol version (1.0) */
    public static final int MAX_VERSION = 0x0100; // SMB Direct 1.0
    /** SMB Direct negotiate request message type */
    public static final int NEGOTIATE_REQUEST = 0x01;

    // Message fields

    /**
     * Access to the file is random
     */
    public static final int FILE_RANDOM_ACCESS = 0x800;
    /**
     * Delete the file when the last handle to it is closed
     */
    public static final int FILE_DELETE_ON_CLOSE = 0x1000;
    /**
     * Open file by its file ID
     */
    public static final int FILE_OPEN_BY_FILE_ID = 0x2000;
    /**

        closeFlagsField.setAccessible(true);
        int finalFlags = (int) closeFlagsField.get(request);
        assertEquals(0x0000, finalFlags);

        // Verify wire format reflects final state
        byte[] buffer = new byte[256];
        request.writeBytesWireFormat(buffer, 0);

        assertEquals(0x0000, SMBUtil.readInt2(buffer, 2));
        byte[] wireFileId = new byte[16];
        System.arraycopy(buffer, 8, wireFileId, 0, 16);

            // Since FLAGS2_RESOLVE_PATHS_IN_DFS is 0x1000, when cast to byte it becomes 0
            // Therefore the method will always return false unless flags has all 0x00 bits set
            // This test verifies actual behavior
            testBlock.setFlags((byte) 0x00);
            assertFalse(testBlock.isResolveInDfs());

        assertEquals(0x1234L, resp.getCount(), "Count should reflect value from buffer");
    }

    @Test
    public void testToStringContainsCount() {
        // Little-endian: count = 512 (0x0200)
        byte[] buf = new byte[12];
        buf[0] = 0x00;
        buf[1] = 0x02; // count = 512 in little-endian
        resp.readParameterWordsWireFormat(buf, 0);
        String str = resp.toString();