public void test_getUrlLink() throws IOException {
        ComponentUtil.setFessConfig(new FessConfig.SimpleImpl() {
            private static final long serialVersionUID = 1L;

            public boolean isAppendQueryParameter() {
                return false;
            }

            public String getIndexFieldUrl() {
                return "url";
            }

            public String getIndexFieldDocId() {

    }

    default void setAppendQueryParameter(final boolean value) {
        setSystemPropertyAsBoolean(Constants.APPEND_QUERY_PARAMETER_PROPERTY, value);
    }

    default boolean isAppendQueryParameter() {
        return getSystemPropertyAsBoolean(Constants.APPEND_QUERY_PARAMETER_PROPERTY, false);
    }

    default void setIgnoreFailureType(final String value) {

        form.defaultSortValue = fessConfig.getDefaultSortValue();
        form.virtualHostValue = fessConfig.getVirtualHostValue();
        form.appendQueryParameter = fessConfig.isAppendQueryParameter() ? Constants.TRUE : Constants.FALSE;
        form.ignoreFailureType = fessConfig.getIgnoreFailureType();
        form.failureCountThreshold = fessConfig.getFailureCountThreshold();