byte[] thirdEncoding = parsed2.toByteArray();

            assertArrayEquals(firstEncoding, secondEncoding, "First and second encoding should be identical");
            assertArrayEquals(secondEncoding, thirdEncoding, "Second and third encoding should be identical");

            // Verify content preservation
            assertArrayEquals(mechs, parsed2.getMechanisms());

            client.init();
        }
        assertTrue("Client should be initialized", client.isInit.get());

        // Second initialization attempt should be no-op
        boolean secondInit = client.isInit.compareAndSet(false, true);
        assertFalse("Second initialization should not occur", secondInit);
        assertTrue("Client should still be initialized", client.isInit.get());
    }

    protected int maxRedirectCount;

    /** Executor service for concurrent processing of file operations. */
    private final ExecutorService executor;

    /** Timeout in seconds for executor service termination during shutdown. */
    private int executorTerminationTimeout = 300;

    /**
     * Constructs a new FileListIndexUpdateCallbackImpl with the specified parameters.
     *

                .get()
                .post()
                .url("https://first.com")
                .url("https://second.com")
                .weight(1.0f)
                .weight(2.0f)
                .build();

        assertEquals(Method.POST, data.getMethod());
        assertEquals("https://second.com", data.getUrl());
        assertEquals(2.0f, data.getWeight(), 0.001f);
    }

        }

        /**
         * Compares two times.
         *
         * @param h1 the first hour
         * @param m1 the first minute
         * @param h2 the second hour
         * @param m2 the second minute
         * @return positive if first time is earlier, 0 if equal, negative if later
         */
        protected int compareTime(final int h1, final int m1, final int h2, final int m2) {

    /**
     * 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];

                assertFalse(iterator2.hasNext(), "Second instance should have no elements");
                assertFalse(iterator3.hasNext(), "Third instance should have no elements");

                assertNull(iterator1.next(), "First instance next() should return null");
                assertNull(iterator2.next(), "Second instance next() should return null");

                }
            });
        }

        // 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);

        final InputStream in2 = new ByteArrayInputStream("data2".getBytes());

        // First call
        extractor.testValidateInputStream(in1);

        // Second call with different stream
        extractor.testValidateInputStream(in2);

        // Third call with null should still throw
        try {
            extractor.testValidateInputStream(null);