void testFlagConstants() {
            assertEquals(0x00000001, ServerMessageBlock2.SMB2_FLAGS_SERVER_TO_REDIR);
            assertEquals(0x00000002, ServerMessageBlock2.SMB2_FLAGS_ASYNC_COMMAND);
            assertEquals(0x00000004, ServerMessageBlock2.SMB2_FLAGS_RELATED_OPERATIONS);
            assertEquals(0x00000008, ServerMessageBlock2.SMB2_FLAGS_SIGNED);
            assertEquals(0x00000070, ServerMessageBlock2.SMB2_FLAGS_PRIORITY_MASK);

                handle = DcerpcHandle.getHandle("ncacn_np:" + authorityServerName + "[\\PIPE\\samr]", auth);
                policyHandle = new SamrPolicyHandle(handle, authorityServerName, 0x00000030);
                domainHandle = new SamrDomainHandle(handle, policyHandle, 0x00000200, domsid);
                return SID.getGroupMemberSids0(handle, domainHandle, domsid, getRid(), flags);
            } finally {
                if (handle != null) {

    assertThat(frameLog(false, 0, 0, TYPE_SETTINGS, FLAG_ACK))
      .isEqualTo(">> 0x00000000     0 SETTINGS      ACK")
    assertThat(frameLog(true, 0, 0, TYPE_SETTINGS, FLAG_ACK))
      .isEqualTo("<< 0x00000000     0 SETTINGS      ACK")
    assertThat(frameLog(true, 3, 22, TYPE_HEADERS, FLAG_END_HEADERS))
      .isEqualTo("<< 0x00000003    22 HEADERS       END_HEADERS")

[2020-01-01 00:00:00] >> 0x00000000     6 SETTINGS
[2020-01-01 00:00:00] >> 0x00000000     4 WINDOW_UPDATE
[2020-01-01 00:00:00] >> 0x00000003    47 HEADERS       END_STREAM|END_HEADERS
[2020-01-01 00:00:00] << 0x00000000     6 SETTINGS
[2020-01-01 00:00:00] << 0x00000000     0 SETTINGS      ACK
[2020-01-01 00:00:00] << 0x00000000     4 WINDOW_UPDATE
[2020-01-01 00:00:00] >> 0x00000000     0 SETTINGS      ACK

     */
    int[][] DOS_ERROR_CODES = { { 0x00000000, 0x00000000 }, { 0x00010001, 0xc0000002 }, { 0x00010002, 0xc0000002 },
            { 0x00020001, 0xc000000f }, { 0x00020002, 0xc000006a }, { 0x00030001, 0xc000003a }, { 0x00030002, 0xc00000cb },
            { 0x00040002, 0xc00000ca }, { 0x00050001, 0xc0000022 }, { 0x00050002, 0xc000000d }, { 0x00060001, 0xc0000008 },

     */
    int[][] DOS_ERROR_CODES =
            { { 0x00000000, 0x00000000 }, { 0x00010001, 0xc0000002 }, { 0x00010002, 0xc0000002 }, { 0x00020001, 0xc000000f },
                    { 0x00020002, 0xc000006a }, { 0x00030001, 0xc000003a }, { 0x00030002, 0xc00000cb }, { 0x00040002, 0xc00000ca },
                    { 0x00050001, 0xc0000022 }, { 0x00050002, 0xc000000d }, { 0x00060001, 0xc0000008 }, { 0x00060002, 0xc00000cc },

     */

    static final int FILE_OVERWRITE_IF = 0x5;

    // create options
    static final int FILE_WRITE_THROUGH = 0x00000002;
    static final int FILE_SEQUENTIAL_ONLY = 0x00000004;
    static final int FILE_SYNCHRONOUS_IO_ALERT = 0x00000010;
    static final int FILE_SYNCHRONOUS_IO_NONALERT = 0x00000020;

    // security flags
    static final int SECURITY_CONTEXT_TRACKING = 0x01;
    static final int SECURITY_EFFECTIVE_ONLY = 0x02;

     */

    static final int FILE_OVERWRITE_IF = 0x5;

    // create options
    static final int FILE_WRITE_THROUGH = 0x00000002;
    static final int FILE_SEQUENTIAL_ONLY = 0x00000004;
    static final int FILE_SYNCHRONOUS_IO_ALERT = 0x00000010;
    static final int FILE_SYNCHRONOUS_IO_NONALERT = 0x00000020;

    // security flags
    static final int SECURITY_CONTEXT_TRACKING = 0x01;
    static final int SECURITY_EFFECTIVE_ONLY = 0x02;

                // Known NT status code - NT_STATUS_UNSUCCESSFUL
                Arguments.of(0xC0000001, "A device attached to the system is not functioning."),
                Arguments.of(0x00000000, "NT_STATUS_SUCCESS"),
                // An error that maps via DOS mapping
                Arguments.of(0x00000002, SmbException.getMessageByCode(0x00000002)),
                // Unknown code → hex string (uppercase)

            verify(mockBuffer, times(2)).enc_ndr_small(0); // minor version and ptype (both are 0)
            verify(mockBuffer).enc_ndr_small(DcerpcConstants.RPC_C_PF_BROADCAST); // flags
            verify(mockBuffer).enc_ndr_long(0x00000010); // Little-endian / ASCII / IEEE
            verify(mockBuffer).enc_ndr_short(message.length);
            verify(mockBuffer, times(1)).enc_ndr_short(0); // auth_value length