}

    // Basic test to verify test framework is working
    @Test
    public void test_basicAssertion() {
        assertTrue(true);
        assertFalse(false);
        assertNotNull("test");
        assertEquals(1, 1);
    }

    // Test placeholder for future implementation
    @Test
    public void test_placeholder() {
        // This test verifies the test class can be instantiated and run

        String result = systemHelper.encodeUrlFilter("test{}|\\");
        assertEquals("test{}|\\", result);

        result = systemHelper.encodeUrlFilter("test^path");
        assertEquals("test^path", result);

        result = systemHelper.encodeUrlFilter("test space");
        assertEquals("test+space", result);
    }

    @Test
    public void test_normalizeLang_caseVariations() {

        ComponentUtil.setFessConfig(null);
        super.tearDown(testInfo);
    }

    // Test default constructor
    @Test
    public void test_constructor() {
        assertNotNull(testScriptEngine);
    }

    // Test register method
    @Test
    public void test_register() {
        testScriptEngine.register();

        // Verify that the engine was registered with the factory

import org.codelibs.fess.entity.DataStoreParams;
import org.codelibs.fess.unit.UnitFessTestCase;
import org.junit.jupiter.api.Test;

public class IndexUpdateCallbackTest extends UnitFessTestCase {

    @Test
    public void test_interface_methods() {
        // Test with anonymous implementation
        IndexUpdateCallback callback = new IndexUpdateCallback() {

import org.junit.jupiter.api.Test;

/**
 * Edge case tests for RankFusionProcessor.
 * Tests boundary conditions, empty states, and error scenarios.
 */
public class RankFusionProcessorEdgeCaseTest extends UnitFessTestCase {

    private static final String ID_FIELD = "_id";

    /**
     * Test behavior when no searchers are registered (empty list).
     */
    @Test

    }

    /**
     * Test that FessIntervalController can be instantiated correctly
     */
    @Test
    public void test_constructor() {
        FessIntervalController controller = new FessIntervalController();
        assertNotNull(controller);
    }

    /**
     * Test getter and setter for delayMillisAfterProcessing
     */
    @Test
    public void test_delayMillisAfterProcessing() {

                // Method exists but failed to execute, which is acceptable in test environment
                assertTrue("Method invocation failed in test environment", true);
            } else {
                fail("Failed to test getExpiredTime method: " + (message != null ? message : e.getClass().getSimpleName()));
            }
        }
    }

    @Test
    public void test_getInfoMap() {

        exp = "test.txt";
        assertEquals(exp, transformer.getFileName(url, Constants.UTF_8));

        url = "http://example.com/test%20+%2B.txt";
        exp = "test  +.txt";
        assertEquals(exp, transformer.getFileName(url, Constants.UTF_8));

        url = "file://example.com/test%20+%2B.txt";
        exp = "test ++.txt";

        super.tearDown(testInfo);
    }

    // Test isAcceptCookieLocale method
    @Test
    public void test_isAcceptCookieLocale() {
        // Always returns false as per implementation
        assertFalse(provider.isAcceptCookieLocale());
    }

    // Test findBusinessLocale with valid locale parameter
    @Test
    public void test_findBusinessLocale_withValidLocale() {
        // Setup mock config

    // Test evaluate method with valid template and parameters
    @Test
    public void test_evaluate_withValidTemplateAndParams() {
        String template = "Hello ${name}";
        Map<String, Object> paramMap = new HashMap<>();
        paramMap.put("name", "World");

        Object result = scriptEngine.evaluate(template, paramMap);
        assertEquals("Hello World", result);
    }

    // Test evaluate method with empty template