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Actually: It tells you some things that are not tested properly. Just because something has coverage doesn't mean that it is tested properly as evidenced by th

• Macha 4y ago
  Yeah, coverage (or rather 100% - coverage) is basically a lower bound on what's not tested.
  • masklinn 4y ago
    Even "coverage" is not enough, what 100% coverage? Lines? Branches? Paths?
    • Macha 4y ago
      That's my point, coverage (whatever your chosen metric) can only prove the absence of tests, not their presence e.g. if your coverage is 80%, then you know (100-80)% = 20% is definitely not tested since it never even ran in your tests. It doesn't tell you much about the 80%