saas: Backfill tests for admin audit endpoints

saas/test/controllers/admin/audits_controller_test.rb

@@ -0,0 +1,41 @@
+require "test_helper"
+
+class Admin::AuditsControllerTest < ActionDispatch::IntegrationTest
+  # Test authentication via the Audits1984::SessionsController#index endpoint,
+  # which inherits from Admin::AuditsController through Audits1984::ApplicationController.
+
+  test "unauthenticated access is forbidden" do
+    untenanted do
+      get saas.admin_audits1984_path
+      assert_redirected_to new_session_path
+    end
+  end
+
+  test "logged-in non-staff access is forbidden" do
+    sign_in_as :jz
+
+    untenanted do
+      get saas.admin_audits1984_path
+    end
+
+    assert_response :forbidden
+  end
+
+  test "logged-in staff access is allowed" do
+    sign_in_as :david
+
+    untenanted do
+      get saas.admin_audits1984_path
+    end
+
+    assert_response :success
+  end
+
+  test "invalid bearer token is forbidden" do
+    untenanted do
+      get saas.admin_audits1984_path, headers: { "Authorization" => "Bearer invalid_token" }
+    end
+
+    assert_response :unauthorized
+  end
+end