Beyond %: Practical guide to coverage metrics (and when to ignore them)
summary
Practical guide to code coverage indicators, explaining which coverage metrics to use (beyond simple percentage numbers), how to interpret them, and situations where it makes sense to ignore or relax coverage targets. Covers concrete metrics and their trade-offs for testing practices and decision-making in software projects.
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chapters (11)
- 0:00Coverage metrics intro
- 1:25Line coverage limits
- 6:17Branch coverage explained
- 11:57Cyclomatic complexity basics
- 16:49Tax calculator example
- 23:182D coverage space
- 27:36High thresholds problems
- 31:37Assertions and quality
- 33:00Mutation testing overview
- 39:43Practical advice
- 43:43Q&A
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