Prerequisites: having XWiki older than 14.7 or having latest XWiki

Steps

1. If you're using latest XWiki, install Macro extension from Extension Manager
2. Go to Sandbox, start the editing session in wiki mode and put below content

   {{formula imageType="SVG"}}
   \sin^2(x) + \cos^2(x) = 1
   {{/formula}}
   

   Save

Actual result

Failed to execute the [formula] macro. Cause: [The image type [image/svg+xml] is not supported by the SnuggleTeX formula renderer.]. Click on this message for details.

Expected result

The formula is displayed, user can save it as SVG (which is set)