ci(#60): Implement infection/infection in extensions

Author: janikfu

Diff for: composer.json

@@ -1,7 +1,7 @@
 {
     "name": "fusonic/http-kernel-bundle",
     "description": "Symfony bundle with extensions for Symfony's HttpKernel",
-    "version": "1.3.1",
+    "version": "1.3.2",
     "type": "library",
     "license": "MIT",
     "authors": [
@@ -34,6 +34,7 @@
     },
     "require-dev": {
         "friendsofphp/php-cs-fixer": "^3.40",
+        "infection/infection": "^0.27",
         "phpstan/phpstan": "^1.10",
         "phpstan/phpstan-phpunit": "^1.3",
         "phpstan/phpstan-strict-rules": "^1.5",
@@ -47,12 +48,14 @@
         "phpstan": "XDEBUG_MODE=off php -d memory_limit=2048M vendor/bin/phpstan analyse",
         "phpcs-check": "XDEBUG_MODE=off vendor/bin/php-cs-fixer fix --config=.php-cs-fixer.dist.php -v --diff --dry-run",
         "phpcs-fix": "XDEBUG_MODE=off vendor/bin/php-cs-fixer fix --config=.php-cs-fixer.dist.php -v",
+        "infection": "XDEBUG_MODE=coverage vendor/bin/infection",
         "test": "XDEBUG_MODE=off vendor/bin/phpunit --testdox",
-        "test-coverage" : "XDEBUG_MODE=coverage vendor/bin/phpunit --coverage-text --coverage-cobertura=coverage/cobertura.xml --coverage-html=coverage/html"
+        "test-coverage" : "XDEBUG_MODE=coverage vendor/bin/phpunit --coverage-text --coverage-cobertura=coverage/phpunit/cobertura.xml --coverage-html=coverage/phpunit/html"
     },
     "config": {
         "sort-packages": true,
         "allow-plugins": {
+            "infection/extension-installer": true
         }
     }
 }

Diff for: infection.json5

@@ -0,0 +1,15 @@
+{
+  "$schema": "vendor/infection/infection/resources/schema.json",
+  "source": {
+    "directories": [
+      "src"
+    ]
+  },
+  "mutators": {
+    "@default": true
+  },
+  "logs": {
+    "html": "coverage/infection/infection.html"
+  },
+  "testFramework":"phpunit",
+}