when(src.openUnshared(eq(0), eq(SmbConstants.O_RDONLY), eq(SmbConstants.FILE_SHARE_READ), eq(SmbConstants.ATTR_NORMAL), eq(0)))
                .thenReturn(sfd);

        // openCopyTargetFile should be called by serverSideCopy, so dest.openUnshared must succeed
        SmbFileHandleImpl dfd = mock(SmbFileHandleImpl.class);

                    this.handle = this.pipe.openUnshared(this.openFlags, this.access, this.sharing, SmbConstants.ATTR_NORMAL, 0);
                } else {
                    // at least on samba, SmbComOpenAndX fails without the pipe prefix
                    this.handle = this.pipe.openUnshared("\\pipe" + getUncPath(), this.openFlags, this.access, this.sharing,

        when(mockFileHandle.getFileId()).thenReturn(new byte[16]);
        when(mockFileHandle.acquire()).thenReturn(mockFileHandle);

        // Mock for ensureOpen to reopen file
        when(mockFile.openUnshared(anyInt(), anyInt(), anyInt(), anyInt(), anyInt())).thenReturn(mockFileHandle);

        when(mockTreeHandle.send(any(Smb2WriteRequest.class), any())).thenReturn(mockWriteResponse);

        when(pipe.ensureTreeConnected()).thenReturn(tree);
        when(tree.acquire()).thenReturn(tree);
        when(tree.isSMB2()).thenReturn(true);

        // SMB2 branch in ensureOpen uses openUnshared(String, ...)
        when(pipe.openUnshared(anyString(), anyInt(), anyInt(), anyInt(), anyInt(), anyInt())).thenReturn(fileHandle);
        when(fileHandle.acquire()).thenReturn(fileHandle);
        when(fileHandle.isValid()).thenReturn(true);

        when(pipe.ensureTreeConnected()).thenReturn(tree);
        when(tree.acquire()).thenReturn(tree);
        when(tree.isSMB2()).thenReturn(true);
        when(pipe.openUnshared(eq("\\\\pipe\\\\foo"), eq(0), anyInt(), anyInt(), eq(SmbConstants.ATTR_NORMAL), eq(0))).thenReturn(fh);
        when(fh.acquire()).thenReturn(fh);
        when(fh.isValid()).thenReturn(true);

        // Act

            doReturn(mockFileHandle).when(smbFile).openUnshared(anyInt(), anyInt(), anyInt(), anyInt(), anyInt());
        }

        @Test
        void testGetInputStream() throws IOException {
            // Act
            var inputStream = smbFile.getInputStream();

            // Assert
            assertNotNull(inputStream);

     * @throws SmbAuthException
     */
    static SmbFileHandleImpl openCopyTargetFile(final SmbFile dest, final int attrs, final boolean alsoRead) throws CIFSException {
        try {
            return dest.openUnshared(SmbConstants.O_CREAT | SmbConstants.O_WRONLY | SmbConstants.O_TRUNC,
                    SmbConstants.FILE_WRITE_DATA | SmbConstants.FILE_WRITE_ATTRIBUTES | (alsoRead ? SmbConstants.FILE_READ_DATA : 0),

        }
    }

    SmbFileHandleImpl openUnshared(final int flags, final int access, final int sharing, final int attrs, final int options)
            throws CIFSException {
        return openUnshared(getUncPath(), flags, access, sharing, attrs, options);
    }

    SmbFileHandleImpl openUnshared(final String uncPath, final int flags, final int access, final int sharing, final int attrs,

            if (this.file instanceof SmbNamedPipe) {
                this.handle = this.file.openUnshared(SmbConstants.O_EXCL, ((SmbNamedPipe) this.file).getPipeType() & 0xFF0000, this.sharing,
                        SmbConstants.ATTR_NORMAL, 0);
            } else {
                this.handle = this.file.openUnshared(this.openFlags, this.access, this.sharing, SmbConstants.ATTR_NORMAL, 0).acquire();
            }

        if (this.handle == null || !this.handle.isValid()) {
            // one extra acquire to keep this open till the stream is released
            this.handle =
                    this.file.openUnshared(this.openFlags, this.access, this.sharing, SmbConstants.ATTR_NORMAL, this.options).acquire();
            return this.handle;
        }
        return this.handle.acquire();
    }

    /**