The DEMO version only includes 4 pages:
http://auberge-duchevalrouge.com
http://auberge-duchevalrouge.com/index_php.html
http://auberge-duchevalrouge.com/le-restaurant-article-2-0-2.html
http://auberge-duchevalrouge.com/le-jardin-article-2-0-4.html

It is possible to download these free files and install them on your server, so you can test how the site works.
Visit https://www.waybackmachinedownloader.com/en/buy-wayback-machine-downloader-recover/ to buy a fully functioning site.
Go back to the index page