[ASE 25] We introduce Disjoint Assertion Tangle (DAT), a novel test-code smell, and present U2W, a tool that detects and refactors such smells into focused and parameterized tests …
[ICSE 25] Sometimes a simple, localized edit, i.e., adding an additional assertion, may substantially improve the test suite effectiveness by crossfiring mutants.
[ICSE 24] Many faults propagate without revealing as failures, suggesting that observing propagated infections can substantially improve test effectiveness through assertion …
[ISSTA 23] Mutation scores alone can be misleading. The nature of kills must be considered when evaluating test quality.