Admin download action for Applications and Reviews

1. Export action with file names for data backup.
2. Unit test for checking the download action has content-disposition.

request_a_govuk_domain/request/admin/model_admins.py

@@ -1,6 +1,7 @@
 import csv
 import logging
 from zoneinfo import ZoneInfo
+from datetime import datetime
 
 import django.db.models.fields.files
 import markdown
@@ -137,7 +138,9 @@ def export(self, _request, queryset):
         field_names = [field.name for field in meta.fields]
 
         response = HttpResponse(content_type="text/csv")
-        response["Content-Disposition"] = "attachment; filename={}.csv".format(meta)
+        response[
+            "Content-Disposition"
+        ] = f"attachment; filename={meta}_{datetime.today().strftime('%Y-%m-%d')}_data_backup.csv"
         writer = csv.writer(response)
 
         writer.writerow(field_names)
@@ -168,10 +171,13 @@ def has_archive_permission(self, request, obj=None):
         return request.user.is_superuser
 
 
-class ReviewAdmin(SimpleHistoryAdmin, FileDownloadMixin, admin.ModelAdmin):
+class ReviewAdmin(
+    SimpleHistoryAdmin, FileDownloadMixin, ReportDownLoadMixin, admin.ModelAdmin
+):
     model = Review
     form = ReviewForm
     change_form_template = "admin/review_change_form.html"
+    actions = ["export"]
     list_select_related = [
         "application",
         "application__owner",

tests/test_admin_actions.py

@@ -0,0 +1,65 @@
+from datetime import datetime
+from unittest.mock import Mock
+
+from django.contrib.auth.models import User
+from django.test import TestCase, Client
+from django.urls import reverse
+
+from request_a_govuk_domain.request import db
+from request_a_govuk_domain.request.models import Registrar, Application
+
+
+class ModelAdminActionsTestCase(TestCase):
+    def setUp(self):
+        self.registrar = Registrar.objects.create(name="dummy registrar")
+        self.registration_data = {
+            "registrant_type": "parish_council",
+            "domain_name": "test.domain.gov.uk",
+            "registrar_name": "dummy registrar",
+            "registrar_email": "[email protected]",
+            "registrar_phone": "23456789",
+            "registrar_organisation": f"{self.registrar.name}-{self.registrar.id}",
+            "registrant_organisation": "dummy org",
+            "registrant_full_name": "dummy user",
+            "registrant_phone": "012345678",
+            "registrant_email": "[email protected]",
+            "registrant_role": "dummy",
+            "registrant_contact_email": "[email protected]",
+        }
+
+        User.objects.create_superuser(
+            username="superuser",
+            password="secret",  # pragma: allowlist secret
+            email="[email protected]",
+        )
+
+    def test_file_is_downloaded(self):
+        request = Mock()
+        request.session = SessionDict({"registration_data": self.registration_data})
+        db.save_data_in_database("ABCDEFGHIJK", request)
+        app = Application.objects.filter(reference="ABCDEFGHIJK")[0]
+        c = Client()
+        c.login(username="superuser", password="secret")  # pragma: allowlist secret
+
+        response = c.post(
+            reverse(
+                "admin:request_application_changelist",
+            ),
+            data={
+                "action": "export",
+                "_selected_action": [app.pk],
+            },
+            follow=True,
+        )
+
+        self.assertEqual(
+            response.get("Content-Disposition"),
+            f"attachment; filename=request.application_{datetime.today().strftime('%Y-%m-%d')}_data_backup.csv",
+        )
+
+
+class SessionDict(dict):
+    def __init__(self, *k, **kwargs):
+        self.__dict__ = self
+        super().__init__(*k, **kwargs)
+        self.session_key = "session-key"