private FileTypeHelper fileTypeHelper;

    @Override
    public void setUp() throws Exception {
        super.setUp();
        fileTypeHelper = new FileTypeHelper();
    }

    public void test_init() {
        try {
            fileTypeHelper.init();
        } catch (Exception e) {
            fail("init() should not throw an exception: " + e.getMessage());
        }
    }

    public void test_add() {

    }

    private void setupMockComponents() {
        ComponentUtil.setFessConfig(new MockFessConfig());
        ComponentUtil.register(new MockSystemHelper(), "systemHelper");
    }

    public void test_init() {
        SearchLogHelper helper = new SearchLogHelper();
        helper.init();

        assertNotNull(helper.userInfoCache);
        assertNotNull(helper.searchLogLogger);
    }

        url = "http://www.bar.com:8080/";
        result = "http://www.bar.com:8080/";
        assertEquals(result, duplicateHostHelper.convert(url));
    }

    public void test_init() {
        DuplicateHostHelper helper = new DuplicateHostHelper();

        try {
            helper.init();
            assertNotNull(helper.duplicateHostList);
        } catch (Exception e) {

        ComponentUtil.register(new MockVirtualHostHelper(), "virtualHostHelper");
        ComponentUtil.register(new MockRoleQueryHelper(), "roleQueryHelper");
    }

    public void test_init() {
        try {
            labelTypeHelper.init();
        } catch (Exception e) {
            fail("init() should not throw an exception: " + e.getMessage());
        }
    }

    public void test_load() {

        assertEquals(0, SambaHelper.SID_TYPE_USE_NONE);
        assertEquals(1, SambaHelper.SID_TYPE_USER);
        assertEquals(5, SambaHelper.SID_TYPE_WKN_GRP);
    }

    public void test_init() {
        ComponentUtil.setFessConfig(new MockFessConfig());
        sambaHelper.init();
        assertNotNull(sambaHelper.fessConfig);
    }

        assertEquals("L1:aaa\nL2:bbb", documentHelper.appendLineNumber("L", "aaa\nbbb"));
        assertEquals("L1:aaa\nL2:bbb\nL3:ccc", documentHelper.appendLineNumber("L", "aaa\nbbb\nccc"));
    }

    public void test_init() {
        DocumentHelper documentHelper = new DocumentHelper();

        try {
            documentHelper.init();
        } catch (Exception e) {

                languageHelper.getReindexScriptSource());
    }

    public void test_init() {
        try {
            languageHelper.init();
            // Should not throw exception
        } catch (Exception e) {
            fail("init() should not throw an exception: " + e.getMessage());
        }

        ComponentUtil.register(new MockFessConfig(), "fessConfig");

        inject(relatedContentHelper);
        inject(virtualHostHelper);
    }

    public void test_init() {
        // Setup test data
        List<RelatedContent> testData = new ArrayList<>();
        testData.add(createRelatedContent("test", "Test Content", ""));
        mockBhv.setTestData(testData);

        keyMatchHelper = new KeyMatchHelper();
        ComponentUtil.register(new SystemHelper(), "systemHelper");
        ComponentUtil.register(new VirtualHostHelper(), "virtualHostHelper");
    }

    public void test_init() {
        try {
            keyMatchHelper.init();
        } catch (Exception e) {
            // Expected due to missing dependencies in test environment
            assertNotNull(e);
        }
    }

                } else {
                    file.delete();
                }
            }
        }
        dir.delete();
    }

    // Test initialization
    public void test_init() {
        assertNotNull(thumbnailManager.baseDir);
        assertTrue(thumbnailManager.baseDir.exists());
        assertTrue(thumbnailManager.baseDir.isDirectory());