Run example without S3 when there is no secrets on CI

.github/workflows/example-test.yml

@@ -6,6 +6,13 @@ name: Example test
 on:
   push:
     branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+defaults:
+  run:
+    shell: bash
+    working-directory: ./example
 
 jobs:
   build:
@@ -14,18 +21,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.10", "3.11"]
-
-    services:
-      postgres:
-        image: postgres
-        env:
-          POSTGRES_PASSWORD: postgres
-        options: >-
-          --health-cmd pg_isready
-          --health-interval 10s
-          --health-timeout 5s
-          --health-retries 5
+        python-version: ["3.10", "3.11", "3.12"]
 
     steps:
     - uses: actions/checkout@v3
@@ -37,16 +33,23 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install -r example/requirements.txt
-        python -m pip install .
+        python -m pip install -r requirements.txt
+        python -m pip install ..
     - name: Migrate database
       run: |
-        cd example
+        ./manage.py migrateci -v3 --parallel $(nproc)
+      env:
+        AWS_ACCESS_KEY_ID: ${{ secrets.AWS_S3_ACCESS_KEY_ID }}
+        AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_S3_SECRET_ACCESS_KEY }}
+    - name: Migrate database again to reuse cache
+      run: |
         ./manage.py migrateci -v3 --parallel $(nproc)
       env:
         AWS_ACCESS_KEY_ID: ${{ secrets.AWS_S3_ACCESS_KEY_ID }}
         AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_S3_SECRET_ACCESS_KEY }}
     - name: Test with Django
       run: |
-        cd example
         ./manage.py test --keepdb
+    - name: Test with pytest-django
+      run: |
+        pytest --migrateci --reuse-db -n $(nproc)

example/example/settings.py

@@ -1,3 +1,4 @@
+import os
 from pathlib import Path
 
 # Build paths inside the project like this: BASE_DIR / "subdir".
@@ -31,4 +32,6 @@
 AWS_STORAGE_BUCKET_NAME = "example-migrateci-cache"
 AWS_S3_REGION_NAME = "us-east-2"
 
-MIGRATECI_STORAGE = "storages.backends.s3boto3.S3Boto3Storage"
+# Use S3 only if github action provided secrets for that.
+if os.getenv("AWS_ACCESS_KEY_ID"):
+    MIGRATECI_STORAGE = "storages.backends.s3boto3.S3Boto3Storage"

example/requirements.txt

@@ -1,2 +1,6 @@
 django
 django-storages[boto3]
+pytest
+pytest-cov
+pytest-django
+pytest-xdist