Software development for production systems presents a challenge to the development team as the quality of the coded package(s) has to be constantly monitored and verified. We present a generic approach to software testing for the R language modelled after successful examples such as JUnit, CppUnit, and PerlUnit. The aim of our approach is to facilitate development of reliable software packages...

INTRODUCTION The field of business applic tions encompassing software for production planning or order management is dominated by some big vendors offering large standardized off-the-shelf application systems, e.g. SAP R/3, BAAN IV, or Oracle Applications. Despite all advantages of selling and buying these large integrated application systems, there are two major shortcomings: Usually only larg...