ci: Test sql migrations with sqlite backend

.gitlab-ci.yml

@@ -6,6 +6,7 @@ tests:
   image: python:3.11
   variables:
     DJANGO_SETTINGS_MODULE: "la_chariotte.settings"
+    DB_ENGINE: "django.db.backends.postgresql"
     DB_NAME: "postgres"
     DB_USER: "postgres"
     DB_PASSWORD: "mysecretpassword"
@@ -30,3 +31,21 @@ tests:
     - git fetch origin develop ; diff-cover coverage.xml --fail-under=90 --compare-branch origin/develop --diff-range-notation '..'
     - echo "Tests done."
 
+sqlite:
+  stage: test
+  image: python:3.11
+  variables:
+    DJANGO_SETTINGS_MODULE: "la_chariotte.settings"
+  script:
+    - export CACHE_PATH="/venvs/${CI_PROJECT_NAME}/$(date +week-%V-%Y)"
+    - if [[ "$CI_COMMIT_BRANCH" == *"--no-cache"* ]] ; then export CACHE_PATH="/venvs/$CI_COMMIT_SHORT_SHA"; fi
+    - echo "Creating virtual env..."
+    - if [ ! -d $CACHE_PATH/venv ] ; then python3.11 -m venv $CACHE_PATH/venv ; fi
+    - $CACHE_PATH/venv/bin/pip install --upgrade pip
+    - echo "Virtual env created."
+    - echo "Checking database migrations with sqlite..."
+    - source $CACHE_PATH/venv/bin/activate
+    - pip cache purge
+    - pip install -e ".[dev]"    
+    - python3 manage.py migrate
+    - echo "sqlite database migrations successful"

la_chariotte/settings.py

@@ -85,7 +85,7 @@ WSGI_APPLICATION = "la_chariotte.wsgi.application"
 
 DATABASES = {
     "default": {
-        "ENGINE": "django.db.backends.sqlite3",
+        "ENGINE": os.getenv("DB_ENGINE", "django.db.backends.sqlite3"),
         "NAME": os.getenv("DB_NAME", "chariotte.sqlite3"),
     }
 }