SaaS Testing on Clouds - Issues, Challenges and Needs

With the fast advance of cloud computing, developing software-as-a-service (SaaS) is becoming a hot topic in cloud computing and engineering. Due to new features of SaaS applications, SaaS testing becomes an interesting hot topic for both industry and research communities. Although there are a number of published papers discussing cloud testing, there is a lack of research papers addressing new issues, challenges, and needs in SaaS testing. This paper provides a tutorial to discuss SaaS testing, including its concepts, focuses and objective, test process, test environments, and requirements. Moreover, the paper discusses the special SaaS features, and examines the related issues and challenges and needs in SaaS testing.