1 files changed, 8 insertions, 1 deletions
diff --git a/spec/controllers/admin/application_settings_controller_spec.rb b/spec/controllers/admin/application_settings_controller_spec.rb
index 2b562e2dd64..6258dd30438 100644
--- a/spec/controllers/admin/application_settings_controller_spec.rb
+++ b/spec/controllers/admin/application_settings_controller_spec.rb
@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-RSpec.describe Admin::ApplicationSettingsController do
+RSpec.describe Admin::ApplicationSettingsController, :do_not_mock_admin_mode_setting do
   include StubENV
   include UsageDataHelpers
 
@@ -164,6 +164,13 @@ RSpec.describe Admin::ApplicationSettingsController do
       expect(ApplicationSetting.current.default_branch_name).to eq("example_branch_name")
     end
 
+    it "updates admin_mode setting" do
+      put :update, params: { application_setting: { admin_mode: true } }
+
+      expect(response).to redirect_to(general_admin_application_settings_path)
+      expect(ApplicationSetting.current.admin_mode).to be(true)
+    end
+
     context "personal access token prefix settings" do
       let(:application_settings) { ApplicationSetting.current }