“…Reusing test cases has been recognized as a viable avenue to improve the quality of software. Various studies and techniques have been presented that focus on specific kinds of applications and application parts, such as on UI testing in Android apps and in web applications [26], [42], [57], [84], or on highly configurable systems [16], [18], [34], [64]. However, none of these works on test-case reuse considers ecosystems of forked projects, where the positive effect may be highest.…”