Add RE tests

[dvora-h]

Pull Request check-list

Please make sure to review and check all of these items:

• Do tests and lints pass with this change?
• Do the CI tests pass with this change (enable it first in your forked repo and wait for the github action build to finish)?
• Is the new or changed code fully tested?
• Is a documentation update included (if this change modifies existing APIs, or introduces new ones)?
• Is there an example added to the examples folder (if applicable)?
• Was the change added to CHANGES file?

NOTE: these things are not required to open a PR and can be done
afterwards / while the PR is open.

Description of change

Please provide a description of the change here.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.81%. Comparing base (2f88840) to head (0f97980).
Report is 20 commits behind head on master.

❗ Current head 0f97980 differs from pull request most recent head b1b6dbb. Consider uploading reports for the commit b1b6dbb to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #3119      +/-   ##
==========================================
- Coverage   91.84%   91.81%   -0.04%     
==========================================
  Files         128      128              
  Lines       33232    33320      +88     
==========================================
+ Hits        30523    30593      +70     
- Misses       2709     2727      +18     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.