final String url = ComponentUtil.getFessConfig().getOnlineHelpBaseLink() + name + "-guide.html";
        return getHelpUrl(url);
    }

    /**
     * Gets the help URL for a given base URL.
     *
     * @param url The base URL.
     * @return The localized help URL.
     */
    protected String getHelpUrl(final String url) {
        final Locale locale = ComponentUtil.getRequestManager().getUserLocale();

        String helpUrl = systemHelper.getHelpUrl("https://example.com/{lang}/{version}/test.html");
        // The actual behavior removes {lang} for unsupported languages
        assertEquals("https://example.com/98.76/test.html", helpUrl);

        getMockRequest().setLocale(Locale.JAPANESE);
        helpUrl = systemHelper.getHelpUrl("https://example.com/{lang}/{version}/test.html");