Description

I'm talking about this jqlebra, right here. I'm talking about test it. Unit test it all the way.

Observed behavior

• there is not test

Expected behavior/Acceptance criteria (returned value, expected error, performance expectations, etc.)

• there is test

Completion checklist

• Before closing this task, review one by one the checklist available here: https://www.mediawiki.org/wiki/Abstract_Wikipedia_team/Definition_of_Done#Back-end_Task/Bug_completion_checklist