test: Expand code coverage and fix a few things

[RyanJWard]

Description

Expanded test coverage found by pytest

Checklist

• I have tested my changes locally.
• I have added necessary documentation or updated existing documentation.
• I have followed the coding style guidelines of this project.
• I have added appropriate unit tests.
• I have reviewed my changes before submitting this pull request.
• I have linked the issue or issues that are solved to the PR if any.
• I have assigned this PR to myself.
• I have added the minimum version decorator to any new backend method implemented.
• I have made sure that the title of my PR follows Conventional commits style (e.g. feat: extrude circle to cylinder)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 91.57%. Comparing base (9859054) to head (90111ad).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2039      +/-   ##
==========================================
+ Coverage   90.50%   91.57%   +1.06%     
==========================================
  Files         136      136              
  Lines        9787     9769      -18     
==========================================
+ Hits         8858     8946      +88     
+ Misses        929      823     -106     

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[RobPasMue]

Small comments regarding on location for the tests. Other than that, LGTM! Request another review once you resolve the comments.

[RobPasMue]

LGTM! Thanks @RyanJWard