Youku Technology
Jul 24, 2020 · Backend Development
Hot Link Coverage and Comparative Testing for Backend Services
The article describes Alibaba’s flow‑based comparative testing and introduces Youku’s hot‑link coverage technique, which instruments method chains to automatically identify high‑frequency request paths, recommend them for regression testing, achieve full business‑link coverage without manual effort, and outlines future machine‑learning enhancements.
CoverageTestingTrace
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