chore: Add test for topic creation flow

[hemahg]

What this PR does / why we need it:

Add test for topic creation flow

Which issue(s) this PR fixes

Replace this comment with references to related issues.
e.g. fixes #<issue number>

Verification steps

Attach a screenshot of the output.
guidance on how to go the particular story.
e.g. point to the story with a text breadcrumb, something like "components > <component name> > <story name>”

Is there any work left / what's next :

Replace this comment with pending items that need to be covered in this PR or some pending items you are planning to do in the future PR.

Special notes for your reviewer: