Use around hook to restore context in Admin::SettingsController spec (#3428)

spec/controllers/admin/settings_controller_spec.rb

@@ -47,6 +47,13 @@ RSpec.describe Admin::SettingsController, type: :controller do
         end
       end
 
+      context do
+        around do |example|
+          site_title = Setting.site_title
+          example.run
+          Setting.site_title = site_title
+        end
+
         it 'updates a settings value' do
           Setting.site_title = 'Original'
           patch :update, params: { site_title: 'New title' }
@@ -54,6 +61,14 @@ RSpec.describe Admin::SettingsController, type: :controller do
           expect(response).to redirect_to(edit_admin_settings_path)
           expect(Setting.site_title).to eq 'New title'
         end
+      end
+
+      context do
+        around do |example|
+          open_registrations = Setting.open_registrations
+          example.run
+          Setting.open_registrations = open_registrations
+        end
 
         it 'typecasts open_registrations to boolean' do
           Setting.open_registrations = false
@@ -64,4 +79,5 @@ RSpec.describe Admin::SettingsController, type: :controller do
         end
       end
     end
+  end
 end