Add assert statements at the end of tests

[tqa236]

• [ ] Closes #xxxx
• [ ] Tests added
• [ ] Fully documented, including history.rst for all changes and api/*.rst for new API

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 96.50%. Comparing base (efa3faa) to head (378b26c). Report is 58 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1453      +/-   ##
==========================================
+ Coverage   96.40%   96.50%   +0.09%     
==========================================
  Files          20       20              
  Lines        1810     1830      +20     
==========================================
+ Hits         1745     1766      +21     
+ Misses         65       64       -1     

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[snowman2]

Thanks @tqa236 👍

[tqa236]

thanks for the review, @snowman2. I detected this thanks to ruff's B015. Is it alright to set up ruff pre-commit alongside flake8 for now to eventually replace it?

[snowman2]

A PR adding ruff is welcome.