Add basic tests for schema validation

src/documents/tests/test_api_schema.py

@@ -0,0 +1,27 @@
+from django.core.management import call_command
+from django.core.management.base import CommandError
+from rest_framework import status
+from rest_framework.test import APITestCase
+
+
+class TestApiSchema(APITestCase):
+    ENDPOINT = "/api/schema/"
+
+    def test_valid_schema(self):
+        """
+        Test that the schema is valid
+        """
+        try:
+            call_command("spectacular", "--validate", "--fail-on-warn")
+        except CommandError as e:
+            self.fail(f"Schema validation failed: {e}")
+
+    def test_get_schema_endpoints(self):
+        """
+        Test that the schema endpoints exist and return a 200 status code
+        """
+        schema_response = self.client.get(self.ENDPOINT)
+        self.assertEqual(schema_response.status_code, status.HTTP_200_OK)
+
+        ui_response = self.client.get(self.ENDPOINT + "view/")
+        self.assertEqual(ui_response.status_code, status.HTTP_200_OK)