1 files changed, 32 insertions, 0 deletions

diff --git a/spec/features/issues/user_sees_sidebar_updates_in_realtime_spec.rb b/spec/features/issues/user_sees_sidebar_updates_in_realtime_spec.rb
new file mode 100644
index 00000000000..c3f17227701
--- /dev/null
+++ b/spec/features/issues/user_sees_sidebar_updates_in_realtime_spec.rb
@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe 'Issues > Real-time sidebar', :js do
+  let_it_be(:project) { create(:project, :public) }
+  let_it_be(:issue) { create(:issue, project: project) }
+  let_it_be(:user) { create(:user) }
+
+  before_all do
+    project.add_developer(user)
+  end
+
+  it 'updates the assignee in real-time' do
+    Capybara::Session.new(:other_session)
+
+    using_session :other_session do
+      visit project_issue_path(project, issue)
+      expect(page.find('.assignee')).to have_content 'None'
+    end
+
+    gitlab_sign_in(user)
+    visit project_issue_path(project, issue)
+    expect(page.find('.assignee')).to have_content 'None'
+
+    click_button 'assign yourself'
+
+    using_session :other_session do
+      expect(page.find('.assignee')).to have_content user.name
+    end
+  end
+end