Improve test coverage

[lucasgcaldas]

Story: [Hash of the user story]

Description

Nowadays the project has 85%, but the ideal is 90%.

Checklist

• Increase in 5% the test coverage.

[AnHoff]

There are 2 warnings when running pytest:

I could fix the first one. Help is needed with the other.

[AnHoff]

Test coverage after new additions: 88%.

[AnHoff]

Help is needed to enhance the final 1% to close this issue.