Quality assuring the quality assurance tool: applying safety-critical concepts to test framework development 1Westermo Network Technologies AB, Västerås, Sweden 2Mälardalen University, Västerås, Sweden DOI 10.7717/peerj-cs.1131 Published 2022-10-28 Accepted 2022-09-22 Received 2022-01-31 Academic Editor Stefan Wagner Subject Areas Real-Time and Embedded Systems, Software Engineering Keywords Quality assurance, Test automation, Agile processes, Safety-critical development, Case study, Hybrid...