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Mutation Testing

Validate test effectiveness with mutation testing using Stryker (TypeScript/JavaScript) and mutmut (Python). Find weak tests that pass despite code mutations. Use to improve test quality.

testingpythontypescriptjavascript

Installation

/plugin marketplace add secondsky/claude-skills && /plugin install mutation-testing@claude-skills

How to install

  1. Open Claude Code in your terminal
  2. Run the installation command above
  3. The plugin will be enabled automatically
  4. Use the plugin's features in your Claude Code sessions
View source on GitHub