}

    @Test
    @DisplayName("open(): acquires and releases handle (no I/O)")
    void open_acquiresAndReleasesHandle() throws Exception {
        SmbRandomAccessFile raf = spy(newInstance("rw", false, true, false));
        SmbFileHandleImpl fh = mock(SmbFileHandleImpl.class);
        doReturn(fh).when(raf).ensureOpen();

        // Act
        raf.open();

hadoop fs -ls s3a://testbucket/wordcount
```

The output should be similar to the following:

```
Found 3 items
-rw-rw-rw-   1 spark spark          0 2019-05-04 01:36 s3a://testbucket/wordcount/_SUCCESS
-rw-rw-rw-   1 spark spark       4956 2019-05-04 01:36 s3a://testbucket/wordcount/part-00000
-rw-rw-rw-   1 spark spark       5616 2019-05-04 01:36 s3a://testbucket/wordcount/part-00001

    /**
     * Constructs an SmbRandomAccessFile with the specified URL, mode, and share access flags.
     *
     * @param url the SMB URL of the file to access
     * @param mode the access mode ("r" for read-only, "rw" for read-write)
     * @param shareAccess the share access flags for file sharing
     * @throws SmbException if an SMB error occurs
     * @throws MalformedURLException if the URL is malformed

    public static final int SMB2_LEASE_WRITE_CACHING = 0x04;

    /**
     * Read and Handle caching (RH)
     */
    public static final int SMB2_LEASE_READ_HANDLE = 0x03;

    /**
     * Read and Write caching (RW)
     */
    public static final int SMB2_LEASE_READ_WRITE = 0x05;

    /**
     * Full caching - Read, Write and Handle (RWH)
     */
    public static final int SMB2_LEASE_FULL = 0x07;

    private final int sharing;

    /**
     * Instantiate a random access file from URL
     *
     * @param url the SMB URL of the file to access
     * @param mode the access mode ("r" for read-only, "rw" for read-write)
     * @param sharing the sharing flags for file access
     * @param tc the CIFS context to use for the connection
     * @throws SmbException if an SMB error occurs

        // Mock the open method to do nothing
        doNothing().when(smbFile).open(anyInt(), anyInt(), anyInt(), anyInt());

        smbRandomAccessFile = new SmbRandomAccessFile(smbFile, "rw");
    }

    @Test
    void testConstructor() throws SmbException {
        assertNotNull(smbRandomAccessFile);
        assertEquals(0, smbRandomAccessFile.getFilePointer());
    }

    @Test

            // Given
            when(mockResource.openRandomAccess("rw")).thenReturn(mockRandomAccess);
            when(mockResource.openRandomAccess("r", 1)).thenReturn(mockRandomAccess);

            // When
            SmbRandomAccess ra1 = mockResource.openRandomAccess("rw");
            SmbRandomAccess ra2 = mockResource.openRandomAccess("r", 1);

            // Then

					if err == nil {
						fi, err = fileInfoFromRaw(rfi, bucket, object, readData, opts.InclFreeVersions)
					}
				}

				rw.Lock()
				rawArr[i] = rfi
				metaArr[i], errs[i] = fi, err
				rw.Unlock()

				done <- err == nil
			}(i, disk)
		}

		wg.Wait()
		xioutil.SafeClose(done)

		fi, ok := <-mrfCheck
		if !ok {
			return
		}

				} else {
					writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
				}
				return
			}
			nr := httptest.NewRecorder()
			rw := xhttp.NewResponseRecorder(nr)
			rw.LogErrBody = true
			rw.LogAllBody = true
			rreq.SelectParameters.Evaluate(rw)
			rreq.SelectParameters.Close()
			return
		}
		opts := ObjectOptions{
			Transition: TransitionOptions{
				RestoreRequest: rreq,

     */
    ACE[] getShareSecurity(boolean resolveSids) throws IOException;

    /**
     * Opens the file for random access
     *
     * @param mode
     *            access mode (r|rw)
     * @param sharing
     *            flags indicating for which operations others may concurrently open the file
     * @return random access file, needs to be closed when finished