Isolate from global environment - pr test

[sfc-gh-pmotacki]

…written.

Description

Please explain the changes you made here.

Checklist

• Format code according to the existing code style (run npm run lint:check -- CHANGED_FILES and fix problems in changed code)
• Create tests which fail without the change (if possible)
• Make all tests (unit and integration) pass (npm run test:unit and npm run test:integration)
• Extend the README / documentation and ensure is properly displayed (if necessary)
• Provide JIRA issue id (if possible) or GitHub issue id in commit message

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (b01683e) 87.41% compared to head (8279a47) 87.39%.

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #723      +/-   ##
==========================================
- Coverage   87.41%   87.39%   -0.02%     
==========================================
  Files          61       61              
  Lines        5791     5791              
==========================================
- Hits         5062     5061       -1     
- Misses        729      730       +1     

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[sfc-gh-pmotacki]

It is only clone of #713 for testing