diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
new file mode 100644
index 0000000..15fc483
--- /dev/null
+++ b/.github/workflows/tests.yml
@@ -0,0 +1,83 @@
+# https://help.github.com/en/categories/automating-your-workflow-with-github-actions
+
+name: "Tests"
+
+on:
+  pull_request:
+  push:
+    branches:
+      - "1.x"
+
+concurrency:
+  group: tests-${{ github.head_ref || github.run_id }} # will be canceled on subsequent pushes in pull requests but not branches
+  cancel-in-progress: true
+
+jobs:
+  tests-integration:
+    name: "Integration tests"
+    runs-on: "ubuntu-latest"
+    timeout-minutes: 30
+
+
+    strategy:
+      fail-fast: false
+      matrix:
+        extension-name:
+          - "phpstan-doctrine"
+          #- "phpstan-phpunit"
+          #- "phpstan-mockery"
+          #- "phpstan-symfony"
+          #- "phpstan-nette"
+          #- "phpstan-webmozart-assert"
+          #- "phpstan-beberlei-assert"
+          #- "phpstan-deprecation-rules"
+          #- "phpstan-dibi"
+          #- "phpstan-strict-rules"
+          #- "phpstan-src"
+
+    steps:
+      - name: "Checkout extension"
+        uses: actions/checkout@v5
+        with:
+          repository: "phpstan/${{ matrix.extension-name }}"
+
+      - name: "Checkout build-infection"
+        uses: actions/checkout@v5
+        with:
+          path: "build-infection"
+
+      - name: "Install PHP"
+        uses: "shivammathur/setup-php@v2"
+        with:
+          coverage: "pcov"
+          php-version: "8.3"
+          tools: "infection:0.31.7"
+
+      - name: "Install build-infection dependencies"
+        working-directory: "build-infection"
+        run: "composer install --no-interaction --no-progress"
+
+      - name: "Install dependencies"
+        run: "composer install --no-interaction --no-progress"
+
+      - name: "Configure infection"
+        run: |
+          php build-infection/bin/infection-config.php \
+          > infection.json5
+          cat infection.json5 | jq
+
+      - name: "Cache Result cache"
+        uses: actions/cache@v4
+        with:
+          path: ./tmp
+          key: "result-cache-v1-${{ matrix.extension-name }}-${{ github.run_id }}"
+          restore-keys: |
+            result-cache-v1-${{ matrix.extension-name }}-
+
+      - name: "Run infection"
+        run: |
+          infection \
+            --ignore-msi-with-no-mutations \
+            --log-verbosity=all \
+            --debug \
+            --logger-text=php://stdout