result = result.replace("${" + key + "}", String.valueOf(value));
                    } else if (value instanceof TestUser) {
                        // Handle TestUser object
                        TestUser user = (TestUser) value;
                        result = result.replace("${" + key + ".name}", user.name);

    @Test
    public void test_getName() {
        // Test with normal user name
        FessUser user = new TestFessUser("testuser", new String[] { "role1" }, new String[] { "group1" }, new String[] { "perm1" });
        assertEquals("testuser", user.getName());

        // Test with empty name
        user = new TestFessUser("", new String[] {}, new String[] {}, new String[] {});

        return OptionalThing.of(new FessUserBean(new TestUser(name, permissions)));
    }

    static class TestUser implements FessUser {

        private static final long serialVersionUID = 1L;

        private String name;

        private String[] permissions;

        TestUser(String name, String[] permissions) {
            this.name = name;

    private TestFessUser testUser;

    @Override
    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        testUser = new TestFessUser();
        fessUserBean = new FessUserBean(testUser);
    }

    @Test
    public void test_getUserId() {
        // Test with normal user
        testUser.setName("testuser");

            public String getCanonicalLdapName(String name) {
                return name;
            }
        });
        sambaHelper.init();

        String result = sambaHelper.createSearchRole(1, "TestUser");
        assertEquals("1testuser", result);
    }

    @Test
    public void test_createSearchRole_keepCase() {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            @Override

            final FessAdminAction action = createGodHandAction(spyActivityHelper,
                    OptionalThing.of(new FessUserBean(new TestUser("testuser", new String[0]))), true);

            action.godHandPrologue(testRuntime);

            assertEquals(1, capturedLogs.size());
            assertEquals("testuser", capturedLogs.get(0).get("user"));
            assertEquals(path, capturedLogs.get(0).get("path"));
        }
    }

    protected void setUp(TestInfo testInfo) throws Exception {
        super.setUp(testInfo);
        testEnv = new Hashtable<>();
        testEnv.put("test.key", "test.value");
        ldapUser = new LdapUser(testEnv, "testuser");

        ComponentUtil.register(new SystemHelper(), "systemHelper");

        // Register a mock LdapManager to avoid NPE
        ComponentUtil.register(new LdapManager() {

        LdapManager ldapManager = new LdapManager();
        ldapManager.init();

        // Blank password should return false
        assertFalse(ldapManager.changePassword("testuser", ""));
        assertFalse(ldapManager.changePassword("testuser", "   "));
    }

    @Test
    public void test_changePassword_withAdminDisabled() {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            @Override

        testFessConfig.ldapAdminSyncPassword = false;

        boolean result = ldapChain.changePassword("testuser", "newpassword");

        assertFalse(result); // returns !changed || syncPassword = !true || false = false
        assertEquals("testuser", testLdapManager.changePasswordUsername);
        assertEquals("newpassword", testLdapManager.changePasswordPassword);

    @Test
    public void test_insert_noChains() {
        User user = createTestUser("testuser");
        authenticationManager.insert(user);
        // Should not throw exception even with no chains
    }

    // Test insert with single chain
    @Test
    public void test_insert_singleChain() {
        User user = createTestUser("testuser");
        TestAuthenticationChain chain = new TestAuthenticationChain();