test: add mutation testing with Infection PHP #75

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Charon wants to merge 2 commits from feat/add-infection-mutation-testing into dev

Charon commented

2026-03-24 13:49:42 +00:00

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Fixes #34

Changes

Add infection/infection ^0.29 to require-dev
Create infection.json5 config targeting all source directories (mirrors phpstan.neon paths)
Add composer mutate script (infection --show-mutations --threads=max)
Allow infection/extension-installer plugin
Update .gitignore for Infection output files (.infection/, infection.log, infection-summary.log)

Configuration

Test framework: Pest
Source dirs: All 20 package directories (Concerns, Console, Controllers, Services, etc.)
Excluded: Database/Factories, Database/Seeders
minMsi: 50% (mutation score indicator)
minCoveredMsi: 70% (covered code MSI)
Mutators: @default set
Timeout: 30s per mutant

Fixes #34 ## Changes - Add `infection/infection` ^0.29 to `require-dev` - Create `infection.json5` config targeting all source directories (mirrors phpstan.neon paths) - Add `composer mutate` script (`infection --show-mutations --threads=max`) - Allow `infection/extension-installer` plugin - Update `.gitignore` for Infection output files (`.infection/`, `infection.log`, `infection-summary.log`) ## Configuration - **Test framework:** Pest - **Source dirs:** All 20 package directories (Concerns, Console, Controllers, Services, etc.) - **Excluded:** Database/Factories, Database/Seeders - **minMsi:** 50% (mutation score indicator) - **minCoveredMsi:** 70% (covered code MSI) - **Mutators:** @default set - **Timeout:** 30s per mutant

Charon added 2 commits 2026-03-24 13:49:42 +00:00

chore: add PHPStan/Larastan to dev dependencies eb90702feb

Add larastan/larastan ^3.0 to require-dev and create phpstan.neon
config at level 5 covering all source directories. Adds a
`composer analyse` script shortcut.

Fixes #26

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

test: add mutation testing with Infection PHP 17157da2bd

- Add infection/infection ^0.29 to require-dev
- Create infection.json5 with sensible defaults matching phpstan source dirs
- Add composer mutate script for running mutation tests
- Add infection/extension-installer to allowed plugins
- Update .gitignore for infection output files

Fixes #34

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

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git rebase dev

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git checkout feat/add-infection-mutation-testing

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git merge --squash feat/add-infection-mutation-testing