[Domains] Review tests and plugins

[siniakinaa]

Scope

Category: N/A
Task: N/A

Demo and staging

Demo link: N/A

Screenshot:

About the changes

• Bug fix (non-breaking change which fixes an issue)
• Changes to existing functionality (improvements or deprecations)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update
• Tests and chores (up)

What has changed

Please describe what the code is doing (in this repo):

• Review tests and plugins

Related PRs in other repos

• https://github.com/itteco/iframely-private-plugins/pull/271

Checklist

• I have performed a self-review of my code, including Files Changed view
• Fix/feat branches in all related repos are named the same
• All related PRs are submitted
• Task is DONE and links back to this PR or no task

Review

Please note any risks, caveats, migration steps, release notices or additional tasks.

• PRs have been tested on staging by DEV
• PRs have been tested on staging by QA
• PRs have been tested on staging by PRODUCT

Please describe the tests and give additional instructions if required, add screenshots and links if necessary.