mutation-testing

Description

Use PROACTIVELY when checking if tests catch real bugs, assessing test suite quality, finding weak tests, or measuring mutation score. Validates test effectiveness beyond coverage metrics by introducing code mutations. Supports Stryker (JS/TS), PIT (Java), mutmut (Python). Not for projects without existing test suites.

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Full access

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Supporting Files

2 files

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Tool Access

This skill inherits all available tools. When active, it can use any tool Claude has access to.

Supporting Assets

CHANGELOG.md

README.md

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