Update build.yml

Author: staabm

.github/workflows/build.yml

@@ -145,6 +145,43 @@ jobs:
       - name: "Tests"
         run: "make tests"
 
+  mutating-testing:
+    name: "Tests"
+    runs-on: "ubuntu-latest"
+    needs: "tests"
+
+    strategy:
+      fail-fast: false
+      matrix:
+        php-version:
+          - "8.2"
+          - "8.3"
+          - "8.4"
+
+    steps:
+      - name: "Checkout"
+        uses: actions/checkout@v5
+
+      - name: "Install PHP"
+        uses: "shivammathur/setup-php@v2"
+        with:
+          coverage: "pcov"
+          php-version: "${{ matrix.php-version }}"
+          ini-file: development
+          extensions: pdo, mysqli, pgsql, pdo_mysql, pdo_pgsql, pdo_sqlite, mongodb
+
+      - name: "Allow installing on PHP 8.4"
+        if: matrix.php-version == '8.4'
+        run: "composer config platform.php 8.3.99"
+
+      - name: "Install dependencies"
+        run: "composer install --no-interaction --no-progress"
+
+      - name: "Run infection"
+        if: matrix.php-version == '8.2' || matrix.php-version == '8.3' || matrix.php-version == '8.4'
+        run: make infection
+        #run: vendor/bin/infection --git-diff-filter=AM
+
   static-analysis:
     name: "PHPStan"
     runs-on: "ubuntu-latest"