Add test for format command

Closes #18 (closed)

Extract command already had tests

changed milestone to %ML Prod - December 2022 n°1

added P2 label

requested review from @starride

assigned to @schneider-y

added 2 commits

• c8e21cb9 - 1 commit from branch main
• 944f27ba - add test for format command

Compare with previous version

approved this merge request

enabled an automatic merge when the pipeline for 944f27ba succeeds

merged