Fixed bug related to issue #293, amended tests to check in the future

[IgorTatarnikov]

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Description

What is this PR
Addresses #293, removes the z mirror and adds tests for this bug in the future.

• Bug fix
• Addition of a new feature
• Other

Why is this PR needed?

What does this PR do?

References

Closes #293

How has this PR been tested?

Tests added to check for this issue.

Is this a breaking change?

No

Does this PR require an update to the documentation?

No

Checklist:

• The code has been tested locally
• Tests have been added to cover all new functionality (unit & integration)
• The code has been formatted with pre-commit

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (7d00370) 86.24% compared to head (a1c23fe) 86.23%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #296      +/-   ##
==========================================
- Coverage   86.24%   86.23%   -0.02%     
==========================================
  Files          26       26              
  Lines        1214     1213       -1     
==========================================
- Hits         1047     1046       -1     
  Misses        167      167              

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