// Create first index with alias
        client.admin().indices().prepareCreate(index1).addAlias(new Alias(aliasName)).execute().actionGet();

        // Create second index and add to same alias
        client.admin().indices().prepareCreate(index2).execute().actionGet();
        client.admin().indices().prepareAliases().addAlias(index2, aliasName).execute().actionGet();

        assertDoesNotThrow(() -> outputStream.write(data, 0, 10)); // valid - will consume first mock (10)
        assertDoesNotThrow(() -> outputStream.write(data, 5, 5)); // valid - will consume second mock (5)
    }

    @Test
    void testAppendMode() throws IOException, CIFSException {
        // Given
        when(mockTreeHandle.isSMB2()).thenReturn(true);

        void nullContextThrows() {
            assertThrows(NullPointerException.class, () -> new SmbNamedPipe("smb://server/IPC$/foo", 0, null));
        }

        @Test
        @DisplayName("Second constructor sets unshared based on flags")
        void secondCtorUnsharedFlagPath() throws Exception {
            // Arrange: include UNSHARED flag to exercise that branch

     * SMB server addressed by the URL parameter. See {@link jcifs.smb1.smb1.SmbFile}
     * for a detailed description and examples of the smb URL syntax. If the
     * second argument is <code>true</code>, then bytes will be written to the
     * end of the file rather than the beginning.
     *
     * @param url An smb URL string representing the file to write to

     *
     * @return the altPath
     */
    public final String getAltPath() {
        return this.altPath;
    }

    /**
     * Gets the time-to-live value for this referral in seconds.
     *
     * @return the ttl
     */
    public final int getTtl() {
        return this.ttl;
    }

    /**
     * Gets the referral path.
     *
     * @return the rpath
     */

    /**
     * Default constructor.
     */
    public JobHelper() {
        // Default constructor
    }

    /** Monitor interval in seconds (default: 1 hour) */
    protected int monitorInterval = 60 * 60;// 1hour

    /** Thread-local storage for job runtime information */
    protected ThreadLocal<LaJobRuntime> jobRuntimeLocal = new ThreadLocal<>();

        byte[] src = new byte[8];

        // Test with zero
        SMBUtil.writeInt4(0, src, 0);
        assertEquals(0L, SMBUtil.readUTime(src, 0));

        // Test with specific value (Unix timestamp in seconds)
        SMBUtil.writeInt4(1500000000, src, 4);
        assertEquals(1500000000000L, SMBUtil.readUTime(src, 4));
    }

    @Test
    void testWriteUTime() {
        byte[] dst = new byte[8];

                }
            });
        }

        // Start all threads at once
        startLatch.countDown();

        // Wait for completion
        assertTrue(doneLatch.await(5, TimeUnit.SECONDS), "Threads did not complete in time");
        executor.shutdown();

        // Verify hash is not null
        byte[] hash = transport.getPreauthIntegrityHash();
        assertNotNull(hash);

        return Stream.of(Arguments.of(0x1234, 0L, new byte[] { 0x34, 0x12, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF }),
                // negative fid wraps around, lastWriteTime = 1000 -> 1 second -> int value 1
                Arguments.of(-1, 1000L, new byte[] { (byte) 0xFF, (byte) 0xFF, 0x01, 0x00, 0x00, 0x00 }));
    }

    /**
     * When lastWriteTime is zero the encoded unsigned time must be all 1s.
     */

        this.changeNotifier = new DirectoryChangeNotifier(this);

        // Schedule periodic cache cleanup
        scheduler.scheduleAtFixedRate(this::cleanupExpiredEntries, 60, 60, TimeUnit.SECONDS);
    }

    /**
     * Request a directory lease
     *
     * @param directoryPath directory path
     * @param requestedState requested lease state
     * @param scope cache scope
     * @return lease key