Attempt to run in Github Action

.github/workflows/ci.yml

@@ -135,3 +135,58 @@ jobs:
       - uses: actions/checkout@v4
       - name: Build Docker Image
         run: docker build --target web -t ons .
+
+  functional_tests:
+    runs-on: ubuntu-latest
+    needs:
+      - lint
+      - lint-front-end
+      - compile_static
+
+    env:
+      DJANGO_SETTINGS_MODULE: cms.settings.functional_test
+      DATABASE_URL: postgres://postgres:postgres@localhost/postgres # pragma: allowlist secret
+      ENABLE_DJANGO_DEFENDER: 'false'
+      POSTGRES_HOST_AUTH_METHOD: trust
+      SECRET_KEY: fake_secret_key_to_run_tests # pragma: allowlist secret
+
+    services:
+      postgres:
+        image: postgres:16
+        env:
+          POSTGRES_USER: postgres
+          POSTGRES_PASSWORD: postgres # pragma: allowlist secret
+          POSTGRES_DB: postgres
+        ports:
+          - 5432:5432
+        options: --health-cmd pg_isready --health-interval 10s --health-timeout 5s --health-retries 5
+
+      # Do we need Redis?
+
+    steps:
+      - uses: actions/checkout@v4
+      - name: Install Poetry
+        run: pipx install poetry==${{ env.POETRY_VERSION }}
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version-file: .python-version
+          cache: poetry
+
+      - name: Install dependencies
+        run: make install-dev
+
+      - uses: actions/download-artifact@v4
+        with:
+          name: static
+          path: cms/static_compiled/
+
+      - name: Fetch Design System templates
+        run: make load-design-system-templates
+
+      - name: Collect Static Files
+        run: poetry run ./manage.py collectstatic --verbosity 0 --noinput --clear
+
+      - name: Run Functional Tests
+        run: poetry run behave functional_tests

functional_tests/environment.py

@@ -13,6 +13,12 @@ def before_all(context: Context):
     """Runs once before all tests.
     Sets up playwright browser and context to be used in all scenarios.
     """
+    # Ensure Django uses the functional test settings
+    os.environ["DJANGO_SETTINGS_MODULE"] = "cms.settings.functional_test"
+
+    # This is required for Django to run within a Poetry shell
+    os.environ["DJANGO_ALLOW_ASYNC_UNSAFE"] = "True"
+
     # Register our django test runner so the entire test run is wrapped in a django test runner
     use_fixture(django_test_runner, context=context)
 
@@ -42,7 +48,7 @@ def before_all(context: Context):
 
 def after_all(context: Context):
     """Runs once after all tests.
-    Cleans up playwright browser context.
+    Cleans up playwright objects.
     """
     context.browser_context.close()
     context.browser.close()