Coverage gate

A step of the Open source library tree on Gradus, in the Quality bar area: Tests, CI, lint, coverage.

Measure test coverage in CI and fail when it drops below a threshold, so the public API stays covered.

Usually comes after: CI across versions.

Prompt for your AI assistant

Enable coverage reporting in the test runner, publish the report from CI and add a threshold check that fails the build when total coverage drops below the current level minus two percent.

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This is https://gradus.kazet.blog/tree/open-source-library/step/coverage-gate as plain HTML. In a browser the page also lets you mark the step forged and copy a message for your AI assistant.