assertEquals("mimetype", fessConfig.getIndexFieldMimetype());
    }

    // Test admin field configurations
    public void test_indexAdminArrayFields() {
        String[] fields = fessConfig.getIndexAdminArrayFields().split(",");
        assertEquals(2, fields.length);
        assertEquals("alerts", fields[0]);
        assertEquals("roles", fields[1]);
    }

    public void test_indexAdminDateFields() {

        }
        return list;
    }

    String getIndexAdminArrayFields();

    default Set<String> getIndexAdminArrayFieldSet() {
        @SuppressWarnings("unchecked")
        Set<String> fieldSet = (Set<String>) propMap.get(INDEX_ADMIN_ARRAY_FIELD_SET);
        if (fieldSet == null) {
            fieldSet = split(getIndexAdminArrayFields(), ",")