How Developers Engineer Test Cases: An Observational Study

One of the main challenges that developers face when testing their systems lies in engineering test cases that are good enough to reveal bugs. And while our body of knowledge on software testing and automated test case generation is already quite significant, in practice, developers are still the ones responsible for engineering test cases...

Oops, My Tests Broke the Build: An Explorative Analysis of Travis CI with GitHub

AbContinuous Integration (CI) has become a best practice of modern software development. Yet, at present, we have a shortfall of insight into the testing practices that are common in CI-based software development. In particular, we<br/>seek quantifiable evidence on how central testing is to the CI process, how strongly the project language...

TravisTorrent: Synthesizing Travis CI and GitHub for Full-Stack Research on Continuous Integration

Continuous Integration (CI) has become a best practice of modern software development. Thanks in part to its tight integration with GitHub, Travis CI has emerged as arguably the most widely used CI platform for Open-Source Software (OSS) development. However, despite its prominent role in Software Engineering in practice, the benefits, costs,...

Web API Fragility: How Robust is Your Mobile Application?

Web APIs provide a systematic and extensible approach for application-to-application interaction. A large number of mobile applications makes use of web APIs to integrate services into apps. Each Web API's evolution pace is determined by their respective developer and mobile application developers are forced to accompany the API providers in...