var outputStream = smbFile.getOutputStream();

            // Assert
            assertNotNull(outputStream);
            verify(smbFile).openUnshared(SmbConstants.O_CREAT | SmbConstants.O_WRONLY | SmbConstants.O_TRUNC, // 82
                    SmbConstants.O_WRONLY, // 2
                    SmbConstants.DEFAULT_SHARING, // 7, not FILE_SHARE_READ (1)
                    SmbConstants.ATTR_NORMAL, // 128
                    0);

        assertEquals(0x04, SmbConstants.O_APPEND);
        assertEquals(0x0010, SmbConstants.O_CREAT);
        assertEquals(0x0020, SmbConstants.O_EXCL);
        assertEquals(0x0040, SmbConstants.O_TRUNC);
    }

    @Test
    @DisplayName("Should define copy/move flags constants")
    void testCopyMoveFlags() {
        assertEquals(0x0001, SmbConstants.FLAGS_TARGET_MUST_BE_FILE);

     */
    int O_CREAT = 0x0010;
    /**
     * Fail if the file exists.
     */
    int O_EXCL = 0x0020;
    /**
     * Truncate file if it exists.
     */
    int O_TRUNC = 0x0040;

        this.access = openFlags >>> 16 & 0xFFFF;
        if (file.type != SmbFile.TYPE_NAMED_PIPE) {
            file.open(openFlags, access, SmbFile.ATTR_NORMAL, 0);
            this.openFlags &= ~(SmbFile.O_CREAT | SmbFile.O_TRUNC);
        } else {
            file.connect0();
        }
        readSize = Math.min(file.tree.session.transport.rcv_buf_size - 70, file.tree.session.transport.server.maxBufferSize - 70);
    }

    /**

            this.smb2 = th.isSMB2();
            if (file.getType() != SmbConstants.TYPE_NAMED_PIPE) {
                try (SmbFileHandle h = ensureOpen()) {}
                this.openFlags &= ~(SmbConstants.O_CREAT | SmbConstants.O_TRUNC);
            }

            init(th);
        } catch (final CIFSException e) {
            throw SmbException.wrap(e);
        }
    }

    /**
     * @throws SmbException
     *

    private static void setCreateDisposition(final Smb2CreateRequest req, final int flags) {
        if ((flags & SmbConstants.O_TRUNC) == O_TRUNC && (flags & SmbConstants.O_CREAT) == O_CREAT) {
            req.setCreateDisposition(Smb2CreateRequest.FILE_OVERWRITE_IF);
        } else if ((flags & SmbConstants.O_TRUNC) == O_TRUNC) {
            req.setCreateDisposition(Smb2CreateRequest.FILE_OVERWRITE);

    // create if the file does not exist
    static final int O_CREAT = 0x0010;
    // fail if the file exists
    static final int O_EXCL = 0x0020;
    // truncate if the file exists
    static final int O_TRUNC = 0x0040;

    // share access
    /**
     * When specified as the {@code shareAccess} constructor parameter,
     * other SMB clients (including other threads making calls into jCIFS)