Added infection tests

.github/workflows/tests.yml

@@ -31,3 +31,25 @@ jobs:
 
     - name: Run PHPUnit test suite
       run: composer run-script test
+
+  mutation-tests:
+    name: "Mutation Tests"
+
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v1
+
+      - name: Validate composer.json and composer.lock
+        run: composer validate
+
+      - name: Cache composer dependencies
+        uses: actions/cache@v1.1.0
+        with:
+          path: vendor
+          key: composer@${{ hashFiles('**/composer.lock') }}
+
+      - name: Run Infection
+        run: composer run-script infect
+        env:
+          STRYKER_DASHBOARD_API_KEY: ${{ secrets.STRYKER_DASHBOARD_API_KEY }}

.gitignore

@@ -1 +1,3 @@
 vendor/
+psalm.xml
+infection.json

README.md

@@ -1,5 +1,4 @@
-# [![Version](https://poser.pugx.org/ricardoboss/philly/version)](https://packagist.org/packages/ricardoboss/philly) [![License](https://poser.pugx.org/ricardoboss/philly/license)](https://packagist.org/packages/ricardoboss/philly) [![Coverage](https://shepherd.dev/github/ricardoboss/philly/coverage.svg)](https://shepherd.dev/github/ricardoboss/philly) [![PHPUnit Tests](https://github.com/ricardoboss/Philly/workflows/PHPUnit%20Tests/badge.svg)](https://github.com/ricardoboss/Philly/actions)
-
+[![Version](https://poser.pugx.org/ricardoboss/philly/version)](https://packagist.org/packages/ricardoboss/philly) [![License](https://poser.pugx.org/ricardoboss/philly/license)](https://packagist.org/packages/ricardoboss/philly) [![Coverage](https://shepherd.dev/github/ricardoboss/philly/coverage.svg)](https://shepherd.dev/github/ricardoboss/philly) [![Mutation testing badge](https://img.shields.io/endpoint?style=flat&url=https%3A%2F%2Fbadge-api.stryker-mutator.io%2Fgithub.com%2Fricardoboss%2FPhilly%2Fmaster)](https://dashboard.stryker-mutator.io/reports/github.com/ricardoboss/Philly/master) [![PHPUnit Tests](https://github.com/ricardoboss/Philly/workflows/PHPUnit%20Tests/badge.svg)](https://github.com/ricardoboss/Philly/actions)
 
 <p align="center">
     <a href="https://philly.ricardoboss.de" target="_blank">

composer.json

@@ -11,7 +11,8 @@
   "require-dev": {
     "phpunit/phpunit": "^9.1",
     "vimeo/psalm": "^3.11",
-    "nunomaduro/collision": "^4.2"
+    "nunomaduro/collision": "^4.2",
+    "infection/infection": "^0.16.3"
   },
   "license": "MIT",
   "authors": [
@@ -33,7 +34,8 @@
     }
   },
   "scripts": {
-    "test": "phpunit --configuration ./phpunit.xml --coverage-text",
-    "stan": "psalm --output-format=github --shepherd"
+    "test": "phpunit --configuration ./phpunit.xml.dist --coverage-text",
+    "stan": "psalm --config=psalm.xml.dist --output-format=github --shepherd",
+    "infect": "infection"
   }
 }