String hostName = mockAddress.getHostName();

        // Then
        assertEquals(expectedHostName, hostName, "Should return configured hostname");
        assertNotNull(hostName, "Host name should not be null");
    }

    @Test
    @DisplayName("getHostAddress should return valid IP address string")
    void testGetHostAddressContract() {
        // Given
        String expectedAddress = "192.168.1.100";

        qrList.allRecordCountRelation = null;
        qrList.queryTime = 0;
        qrList.partialResults = false;
        qrList.facetResponse = null;

        String toStringResult = qrList.toString();
        assertTrue(toStringResult.contains("QueryResponseList"));
        assertTrue(toStringResult.contains("allRecordCountRelation=null"));
        assertTrue(toStringResult.contains("facetResponse=null"));

    @Test
    @DisplayName("Test isValid with null context")
    void testIsValidWithNullContext() {
        // Arrange
        when(negotiationResponse.isValid(null, negotiationRequest)).thenReturn(false);

        // Act
        boolean result = negotiationResponse.isValid(null, negotiationRequest);

        // Assert
        assertFalse(result);
        verify(negotiationResponse).isValid(null, negotiationRequest);
    }

    @Test

      if (entry.getKey() == null) {
        tryDrainReferenceQueues();
        return null;
      }
      V value = entry.getValue();
      if (value == null) {
        tryDrainReferenceQueues();
        return null;
      }

      return value;
    }

    /**
     * Performs routine cleanup following a read. Normally cleanup happens during writes, or from

        if (throwable != null) {
          if (throwable !is IOException) throw throwable
          if (firstException == null) {
            firstException = throwable
          } else {
            firstException.addSuppressed(throwable)
          }
        }

        val nextPlan = connectResult.nextPlan
        if (nextPlan != null) {

        int level;
        FileInputStream in = null;

        log = LogStream.getInstance();

        try {
            filename = System.getProperty("jcifs_smb1.properties");
            if (filename != null && filename.length() > 1) {
                in = new FileInputStream(filename);
            }
            Config.load(in);
            if (in != null) {
                in.close();
            }

          if (firstEntry != null && firstEntry.getKey().equals(cut)) {
            return firstEntry.getValue();
          }
        } catch (ClassCastException e) {
          return null;
        }
      }
      return null;
    }

    @Override
    public boolean containsKey(@Nullable Object key) {
      return get(key) != null;
    }
  }

          check(waitingCoordinatorTask != null)

          // Queue a task to resume the waiting coordinator.
          serialTaskQueue +=
            object : SerialTask {
              override fun start() {
                taskRunner.assertLockHeld()
                val coordinatorTask = waitingCoordinatorTask
                if (coordinatorTask != null) {
                  waitingCoordinatorNotified = true

     *
     * @param obj the object containing anchor URLs (String or List of Strings)
     * @return a set of RequestData objects for the anchor URLs, or null if no valid URLs found
     */
    protected Set<RequestData> getAnchorSet(final Object obj) {
        if (obj == null) {
            return null;
        }

        List<String> anchorList;
        if (obj instanceof final String s) {
            anchorList = List.of(s);

            assertEquals("0", getResultMessageMethod.invoke(null, 0), "Should return '0' for success");
            assertEquals("DCERPC_BIND_ERR_ABSTRACT_SYNTAX_NOT_SUPPORTED", getResultMessageMethod.invoke(null, 1),
                    "Should return correct message for error 1");
            assertEquals("DCERPC_BIND_ERR_PROPOSED_TRANSFER_SYNTAXES_NOT_SUPPORTED", getResultMessageMethod.invoke(null, 2),