Update tests to fix validation errors and warning

[rly]

Motivation

Fix #1838

How to test the behavior?

Run test suite and examine errors and warnings

Checklist

• Did you update CHANGELOG.md with your changes?
• Have you checked our Contributing document?
• Have you ensured the PR clearly describes the problem and the solution?
• Is your contribution compliant with our coding style? This can be checked running flake8 from the source directory.
• Have you checked to ensure that there aren't other open Pull Requests for the same change?
• Have you included the relevant issue number using "Fix #XXX" notation where XXX is the issue number? By including "Fix #XXX" you allow GitHub to close issue #XXX when the PR is merged.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (b54ba1b) 91.99% compared to head (f8ab15d) 83.68%.

Additional details and impacted files

@@            Coverage Diff             @@
##              dev    #1839      +/-   ##
==========================================
- Coverage   91.99%   83.68%   -8.32%     
==========================================
  Files          27       27              
  Lines        2623     2623              
  Branches      685      685              
==========================================
- Hits         2413     2195     -218     
- Misses        138      344     +206     
- Partials       72       84      +12     

Flag	Coverage Δ
integration	?
unit	83.68% <ø> (ø)

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