feat: add mutation testing with Stryker for frontend and backend#502
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MavDavis wants to merge 1 commit into
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feat: add mutation testing with Stryker for frontend and backend#502MavDavis wants to merge 1 commit into
MavDavis wants to merge 1 commit into
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Implemented comprehensive mutation testing using Stryker to evaluate and improve test quality beyond standard code coverage metrics. Added: - Separate Stryker configurations for frontend (React Native) and backend (Node.js) - CI/CD integration with GitHub Actions workflow - Incremental mutation testing for PR performance optimization (60-80% faster) - Historical mutation score tracking and trending - Automated PR comments with detailed mutation reports - Equivalent mutant detection and analysis tools - Comprehensive documentation and quick reference guides Features: - 75% mutation score quality gate enforced in CI - Dashboard reporting with HTML, JSON, and markdown outputs - Survived mutant analysis with actionable recommendations - Parallel test execution with configurable concurrency Configuration files: - stryker.conf.json (frontend: src/**, app/**) - stryker.backend.conf.json (backend/**) - .github/workflows/mutation-testing.yml (CI workflow) Scripts: - scripts/run-incremental-mutation.js (git diff-based incremental testing) - scripts/generate-mutation-report.js (aggregated reporting) - scripts/analyze-equivalent-mutants.js (heuristic-based analysis) Documentation: - docs/mutation-testing.md (comprehensive guide) - MUTATION_TESTING_QUICKREF.md (commands and quick reference) - MUTATION_TESTING_IMPLEMENTATION.md (implementation summary) - mutation-reports/README.md (report format documentation) Updated package.json with @stryker-mutator dependencies, added npm scripts for mutation testing workflows, and enhanced CONTRIBUTING.md with mutation testing guidelines and best practices. Closes Smartdevs17#416
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Implemented comprehensive mutation testing using Stryker to evaluate
and improve test quality beyond standard code coverage metrics.
Added:
Features:
Configuration files:
Scripts:
Documentation:
Updated package.json with @stryker-mutator dependencies, added npm scripts
for mutation testing workflows, and enhanced CONTRIBUTING.md with mutation
testing guidelines and best practices.
Closes #416