registration.updateHeartbeat();

        // After update, should not be expired with long timeout
        assertFalse(registration.isExpired(60000));

        // Verify heartbeat was actually updated
        assertTrue(registration.getLastHeartbeat() > initialTime);
    }

    @Test
    void testExpiration() throws InterruptedException {
        // Registration should not be expired initially with long timeout

        // Verify that the id and attributes are correctly set by the constructor
        assertEquals(sidMock, pacSidAttributes.getId(), "The SID should match the one provided in the constructor.");
        assertEquals(attributes, pacSidAttributes.getAttributes(), "The attributes should match the ones provided in the constructor.");
    }

    /**
     * Test method for {@link jcifs.pac.PacSidAttributes#getId()}.
     */
    @Test

        directoryLeaseManager.handleDirectoryChange(directoryPath, "file2.txt", DirectoryChangeNotifier.DirectoryChangeType.FILE_MODIFIED);
        assertFalse(entry.hasChild("file2.txt")); // Should be removed to force refresh

        // Test DIRECTORY_RENAMED - should invalidate entire cache
        entry.updateChild("file3.txt", 3072L, 3000L, false, 0x20, 700L, 1000L);
        entry.markComplete();

    assertFalse(
        "setCount() with a too-large oldCount should return false",
        getMultiset().setCount(e0(), 2, 3));
    expectUnchanged();
  }

  @CollectionSize.Require(absent = ZERO)
  @CollectionFeature.Require(SUPPORTS_ADD)
  public void testSetCountConditional_oldCountTooSmallZero() {
    assertFalse(
        "setCount() with a too-small oldCount should return false",
        getMultiset().setCount(e0(), 0, 2));

     * @param zterm
     *            whether the string should be zero terminated
     */
    public UnicodeString(final boolean zterm) {
        this.zterm = zterm;
    }

    /**
     * Constructs a UnicodeString by wrapping an existing unicode_string.
     *
     * @param rus
     *            wrapped string
     * @param zterm
     *            whether the string should be zero terminated
     */

        // Should be instance of RuntimeException
        assertTrue(exception instanceof RuntimeException);

        // Should be instance of Exception
        assertTrue(exception instanceof Exception);

        // Should be instance of Throwable
        assertTrue(exception instanceof Throwable);

        // Should not require try-catch (unchecked exception)

            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());
    }

  /**
   * This method should be used to initiate service shutdown. The invocation of this method should
   * cause a call to {@link #notifyStopped()}, either during this method's run, or after it has
   * returned. If shutdown fails, the invocation should cause a call to {@link
   * #notifyFailed(Throwable)} instead.
   *
   * <p>This method should return promptly; prefer to do work on a different thread where it is

    @Mock
    private NdrObject mockNdrObject;

    /**
     * Test the constructor of MsrpcQueryInformationPolicy.
     * It should correctly call the super constructor and set ptype and flags.
     */
    @Test
    @DisplayName("Constructor should initialize fields and call super constructor")
    void constructorTest() {
        short level = 1;

        // Create an instance of the class under test

        Configuration cfg = Mockito.mock(Configuration.class);

        // Act
        Smb2LogoffResponse resp = new Smb2LogoffResponse(cfg);

        // Assert
        assertNotNull(resp, "Response instance should be created");
    }

    @Nested
    @DisplayName("writeBytesWireFormat")
    class WriteBytesWireFormat {

        @ParameterizedTest
        @ValueSource(ints = { -10, -1, 0, 1, 42 })