Pass OPENAPI_DOCUMENT to API also in django mode (#1510)

* Pass OPENAPI_DOCUMENT to API also in django mode

Fixes #1509

* Add basic test for django

This only verifies that one page loads, which however
covers most of the django setup.

* Install django requirements in CI

.github/workflows/main.yml

@@ -98,6 +98,7 @@ jobs:
         pip3 install -r requirements-starlette.txt
         pip3 install -r requirements-dev.txt
         pip3 install -r requirements-provider.txt
+        pip3 install -r requirements-django.txt
         pip3 install -r docs/requirements.txt
         python3 setup.py install
         pip3 install --upgrade numpy elasticsearch
@@ -123,6 +124,7 @@ jobs:
         pytest tests/test_config.py
         pytest tests/test_csv__formatter.py
         pytest tests/test_csv__provider.py
+        pytest tests/test_django.py
         pytest tests/test_elasticsearch__provider.py
         pytest tests/test_esri_provider.py
         pytest tests/test_filesystem_provider.py

pygeoapi/django_/settings.py

@@ -48,6 +48,7 @@
 import os
 # pygeoapi specific
 from pygeoapi.config import get_config
+from pygeoapi.openapi import load_openapi_document
 from pygeoapi.util import get_api_rules
 
 # Build paths inside the project like this: os.path.join(BASE_DIR, ...)
@@ -167,6 +168,7 @@
 
 # pygeoapi specific
 PYGEOAPI_CONFIG = get_config()
+OPENAPI_DOCUMENT = load_openapi_document()
 
 API_RULES = get_api_rules(PYGEOAPI_CONFIG)
 

pygeoapi/django_/views.py

@@ -545,9 +545,9 @@ def _feed_response(request: HttpRequest, api_definition: str,
 
     if 'admin' in api_definition and settings.PYGEOAPI_CONFIG['server'].get('admin'):  # noqa
         from pygeoapi.admin import Admin
-        api_ = Admin(settings.PYGEOAPI_CONFIG)
+        api_ = Admin(settings.PYGEOAPI_CONFIG, settings.OPENAPI_DOCUMENT)
     else:
-        api_ = API(settings.PYGEOAPI_CONFIG)
+        api_ = API(settings.PYGEOAPI_CONFIG, settings.OPENAPI_DOCUMENT)
 
     api = getattr(api_, api_definition)
 

tests/test_django.py

@@ -0,0 +1,18 @@
+from http import HTTPStatus
+import sys
+import os
+from unittest import mock
+
+import django
+from django.test import Client
+
+
+@mock.patch.dict(os.environ, {"DJANGO_SETTINGS_MODULE": "django_.settings"})
+@mock.patch.object(sys, "path", sys.path + ["./pygeoapi"])
+def test_django_landing_page_loads():
+    django.setup()
+
+    response = Client(SERVER_NAME="localhost").get("/")
+
+    assert response.status_code == HTTPStatus.OK
+    assert response.json()["title"] == "pygeoapi default instance"