Don't perform a JS request when deleting a membership.

app/assets/javascripts/members.js

@@ -5,7 +5,6 @@ export default class Members {
   }
 
   addListeners() {
-    $('.project_member, .group_member').off('ajax:success').on('ajax:success', this.removeRow);
     $('.js-member-update-control').off('change').on('change', this.formSubmit.bind(this));
     $('.js-edit-member-form').off('ajax:success').on('ajax:success', this.formSuccess.bind(this));
     gl.utils.disableButtonIfEmptyField('#user_ids', 'input[name=commit]', 'change');
@@ -33,17 +32,6 @@ export default class Members {
       });
     });
   }
-  // eslint-disable-next-line class-methods-use-this
-  removeRow(e) {
-    const $target = $(e.target);
-
-    if ($target.hasClass('btn-remove')) {
-      $target.closest('.member')
-        .fadeOut(function fadeOutMemberRow() {
-          $(this).remove();
-        });
-    }
-  }
 
   formSubmit(e, $el = null) {
     const $this = e ? $(e.currentTarget) : $el;

app/views/shared/members/_member.html.haml

@@ -104,7 +104,6 @@
                       class: 'btn btn-remove prepend-left-10'
           - else
             = link_to member,
-                      remote: true,
                       method: :delete,
                       data: { confirm: remove_member_message(member) },
                       class: 'btn btn-remove prepend-left-10',

changelogs/unreleased/bvl-refresh-member-listing-on-removal.yml

+---
+title: Don't use JS to delete memberships from projects and groups
+merge_request: 15344
+author:
+type: fixed

spec/features/groups/members/manage_members.rb

@@ -44,7 +44,11 @@ feature 'Groups > Members > Manage members' do
 
     visit group_group_members_path(group)
 
-    find(:css, '.project-members-page li', text: user2.name).find(:css, 'a.btn-remove').click
+    accept_confirm do
+      find(:css, '.project-members-page li', text: user2.name).find(:css, 'a.btn-remove').click
+    end
+
+    wait_for_requests
 
     expect(page).not_to have_content(user2.name)
     expect(group.users).not_to include(user2)

spec/features/projects/members/list_spec.rb

@@ -55,6 +55,22 @@ feature 'Project members list' do
     end
   end
 
+  scenario 'remove user from project', :js do
+    other_user = create(:user)
+    project.add_developer(other_user)
+
+    visit_members_page
+
+    accept_confirm do
+      find(:css, 'li.project_member', text: other_user.name).find(:css, 'a.btn-remove').click
+    end
+
+    wait_for_requests
+
+    expect(page).not_to have_content(other_user.name)
+    expect(project.users).not_to include(other_user)
+  end
+
   scenario 'invite user to project', :js do
     visit_members_page