Fixed a test and change the arrow functions to named functions

app/assets/javascripts/member_expiration_date.js.es6

@@ -14,13 +14,13 @@
     inputs.datepicker({
       dateFormat: 'yy-mm-dd',
       minDate: 1,
-      onSelect: () => {
+      onSelect: function onSelect() {
         $(this).trigger('change');
         toggleClearInput.call(this);
       },
     });
 
-    inputs.next('.js-clear-input').on('click', (event) => {
+    inputs.next('.js-clear-input').on('click', function clicked(event) {
       event.preventDefault();
 
       const input = $(this).closest('.clearable-input').find(selector);

spec/features/projects/members/master_adds_member_with_expiration_date_spec.rb

@@ -14,15 +14,15 @@ feature 'Projects > Members > Master adds member with expiration date', feature:
     login_as(master)
   end
 
-  scenario 'expiration date is displayed in the members list' do
+  scenario 'expiration date is displayed in the members list', js: true do
     travel_to Time.zone.parse('2016-08-06 08:00') do
       visit namespace_project_settings_members_path(project.namespace, project)
-
       page.within '.users-project-form' do
         select2(new_member.id, from: '#user_ids', multiple: true)
         fill_in 'expires_at', with: '2016-08-10'
-        click_on 'Add to project'
       end
+      find('.users-project-form').click
+      click_on 'Add to project'
 
       page.within "#project_member_#{new_member.project_members.first.id}" do
         expect(page).to have_content('Expires in 4 days')