@Override
            public String getSmbAvailableSidTypes() {
                return "1,2,4:2,5:1";
            }

            @Override
            public boolean isLdapLowercasePermissionName() {
                return false;
            }

            @Override
            public boolean isLdapIgnoreNetbiosName() {
                return false;
            }
        });

    @Test
    public void test_normalizePermissionName_withNull() {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            @Override
            public boolean isLdapLowercasePermissionName() {
                return false;
            }
        });
        LdapManager ldapManager = new LdapManager();
        ldapManager.init();

     * comment: Whether to use lowercase for LDAP permission names.
     * @return The determination, true or false. (if not found, exception but basically no way)
     */
    boolean isLdapLowercasePermissionName();

    /**
     * Get the value for the key 'ldap.allow.empty.permission'. <br>
     * The value is, e.g. true <br>
     * comment: Whether to allow empty permissions in LDAP.

     *
     * @param name the permission name to normalize
     * @return the normalized permission name
     */
    public String normalizePermissionName(final String name) {
        if (fessConfig.isLdapLowercasePermissionName()) {
            return name.toLowerCase(Locale.ROOT);
        }
        return name;
    }

    /**
     * Processes search results to extract roles using a BiConsumer.
     *