As first reported here: Usability test: Version 1.0 prototype, comments with <gallery>...</gallery> tags do not render in the reply preview properly.
Steps to reproduce
- Go to: https://en.wikipedia.beta.wmflabs.org/wiki/Talk:Cats
- Click any "Reply" link, regardless of how deeply it is indented
- Input the "Snippet" below into the reply text input
⚠️4. Preview shows images in a bulleted list instead of in a gallery, as shown in "Expected behavior" above
<gallery> File:Detroit Publishing Co. - A Yeoman of the Guard (N.B. actually a Yeoman Warder), full restoration.jpg|1 File:Official_program_-_Woman_suffrage_procession_March_3,_1913_-_crop.jpg|2 File:Thurston, the famous magician - East Indian Rope Trick.jpg|3 File:Joseph Ferdinand Keppler - The Pirate Publisher - Puck Magazine - Restoration by Adam Cuerden.jpg|4 </gallery>