fix: allow to setup empty array

[alexander-akait]

This PR contains a:

• bugfix
• new feature
• code refactor
• test update
• typo fix
• metadata update

Motivation / Use-Case

fixes #424

Breaking Changes

No

Additional Info

No

[codecov]

Codecov Report

Merging #425 into master will not change coverage.
The diff coverage is n/a.

@@          Coverage Diff           @@
##           master    #425   +/-   ##
======================================
  Coverage    94.8%   94.8%           
======================================
  Files           9       9           
  Lines         289     289           
  Branches       79      79           
======================================
  Hits          274     274           
  Misses         14      14           
  Partials        1       1

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