assertEquals(1, intValues.length);
        assertEquals("123", intValues[0]);

        String[] nullValues = defaultContentsParser.getFieldValues(document, "non_existent");
        assertEquals(0, nullValues.length);
    }

    @Test
    public void test_parseSearchWords() throws Exception {
        String[] words = new String[] { "検索", "エンジン" };

        assertEquals(456, Config.getInt(testProperties, "nonexistent.int", 456));
        assertEquals(789, Config.getInt(testProperties, "test.invalid.int", 789));
    }

    @Test
    @DisplayName("Should get integer property")
    void testGetInt() {
        assertEquals(123, Config.getInt(testProperties, "test.int"));
        assertEquals(-1, Config.getInt(testProperties, "nonexistent.int"));

            nameServiceClient.getNbtByName("NONEXISTENT-FAST-FAIL");
        }, "Should throw UnknownHostException for non-existent NetBIOS name");

        // Verify the exception message indicates name resolution failure
        assertTrue(exception.getMessage().contains("NONEXISTENT") || exception.getMessage().contains("unknown")

     * @param cause the cause (which is saved for later retrieval by the {@link #getCause()} method).
     *              (A {@code null} value is permitted, and indicates that the cause is nonexistent or unknown.)
     */
    public CrawlerSystemException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**

        CIFSContext fileContext = createFreshContext();
        SmbFile nonExistent = new SmbFile(baseUrl + "shared/nonexistent_" + timestamp + ".txt", fileContext);
        assertFalse(nonExistent.exists(), "Non-existent file should return false");

        // Create file and check
        nonExistent.createNewFile();
        nonExistent.close();
        Thread.sleep(200);

                try {
                    // Call processRequest which triggers initialization
                    client.doGet("file://nonexistent.txt");
                } catch (Exception e) {
                    // Expected for nonexistent file
                }
                initResults[index] = client.isInit.get();
            });
        }

        // Start all threads simultaneously

     * @param cause the cause (which is saved for later retrieval by the {@link #getCause()} method).
     *              (A {@code null} value is permitted, and indicates that the cause is nonexistent or unknown.)
     */
    public ExtractException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**

     * @param cause the cause (which is saved for later retrieval by the {@link #getCause()} method).
     *              (A {@code null} value is permitted, and indicates that the cause is nonexistent or unknown.)
     */
    public CurlException(final String message, final Throwable cause) {
        super(message, cause);
    }

    /**
     * Constructs a new CurlException with the specified detail message.

        HandleInfo info = manager.getHandleByPath("/test/file.txt");
        assertNotNull(info);
        assertEquals(guid, info.getCreateGuid());

        assertNull(manager.getHandleByPath("/nonexistent/file.txt"));
    }

    @Test
    public void testMultipleHandles() {
        HandleGuid guid1 = manager.requestDurableHandle("/test/file1.txt", HandleType.DURABLE_V2, 120000, null);

    }

    public void test_getValuesNonExistentKey() {
        // Test getValues with non-existent key
        ExtractData data = new ExtractData();

        String[] values = data.getValues("nonexistent");
        assertNull(values);
    }

    public void test_getKeySet() {
        // Test getKeySet method
        ExtractData data = new ExtractData();

        data.putValue("key1", "value1");