I contributed to a guideline of the german-speaking SAP user group (DSAG) about the best practices around the ABAP Test Cockpit (ATC)
You find the guideline here: https://www.dsag.de/sites/default/files/2020-10/dsag_leitfaden_atc_2020_06.pdf
You find the guideline here: https://www.dsag.de/sites/default/files/2020-10/dsag_leitfaden_atc_2020_06.pdf