assertEquals("Invalid argument", exception.getCause().getMessage());
    }

    @Test
    public void test_constructorWithEmptyMessage() {
        // Test constructor with empty message
        String message = "";
        GsaConfigException exception = new GsaConfigException(message);

        assertNotNull(exception);
        assertEquals("", exception.getMessage());

unction(t,a){e._parseItem(a)})))},a.search=function(){var e=this,t=n.default(lt).val().toLowerCase();if(t.length<this.options.minLength)return n.default(ft).empty(),this._addNotFound(),void this.close();var a=ct.filter((function(e){return e.name.toLowerCase().includes(t)})),i=n.default(a.slice(0,this.options.maxResults));n.default(ft).empty(),0===i.length?this._addNotFound():i.each((function(t,a){n.default(ft).append(e._renderItem(escape(a.name),encodeURI(a.link),a.path))})),this.open()},a.open=...

        assertEquals("", key);

        // Matching host header
        request.addHeader("Host", "example.com");
        key = virtualHostHelper.getVirtualHostKey();
        assertEquals("", key); // Still empty due to caching

        // Test caching by calling again - should return cached value
        key = virtualHostHelper.getVirtualHostKey();
        assertEquals("", key); // Still cached value
    }

    @Test

        assertNull(exception.getCause());
        assertTrue(exception instanceof FessSystemException);
    }

    @Test
    public void test_constructorWithEmptyMessage() {
        // Test constructor with empty message
        String message = "";

        SearchQueryException exception = new SearchQueryException(message);

        assertEquals(message, exception.getMessage());
        assertNull(exception.getCause());

        __createdBySelect = false;
    }

    // ===================================================================================
    //                                                                        Empty String
    //                                                                        ============
    protected String convertEmptyToNull(String value) {
        return (value != null && value.length() == 0) ? null : value;

            @Override
            public String getCrawlerDocumentMimetypeExtensionOverrides() {
                return "";
            }
        });

        mimeTypeHelper.init();

        // With empty config, no override is applied; content-based detection runs
        try (InputStream is = new ByteArrayInputStream(SQL_REM_CONTENT.getBytes(StandardCharsets.UTF_8))) {

        thread.start();
        thread.join(1000);

        assertTrue(thread.contains(""));
        assertTrue(thread.contains("empty"));
    }

    }

    // Test constructor
    @Test
    public void test_constructor() {
        ScoreUpdater updater = new ScoreUpdater();
        assertNotNull(updater);
    }

    // Test execute with empty list
    @Test
    public void test_execute_emptyList() {
        String result = scoreUpdater.execute();
        assertEquals("", result);
    }

    // Test execute with single booster
    @Test

        default:
            break;
        }
        return OptionalEntity.empty();
    }

    /**
     * Creates a RelatedContent entity from the provided form data.
     *
     * @param form the form containing the related content data
     * @return optional entity containing the related content data, or empty if creation fails
     */

        } catch (Exception e) {
            // Expected due to missing dependencies in test environment
            assertTrue(true);
            return;
        }

        // Should handle various keywords including empty string
        assertNotNull(functionBuilders);
        assertEquals(0, functionBuilders.size()); // No data loaded
    }

    @Test
    public void test_buildQuery_withNullKeywordsInList() {