Feature spec

spec/features/work_packages/details/details_toolbar_spec.rb

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+require 'spec_helper'
+require 'features/work_packages/work_packages_page'
+
+describe 'Work package details toolbar', js: true, selenium: true do
+  let(:project) { FactoryGirl.create :project_with_types, is_public: true }
+  let!(:work_package) { FactoryGirl.create :work_package, project: project }
+  let(:work_packages_page) { WorkPackagesPage.new(project) }
+
+  describe 'toggle watch state' do
+    let(:user) { FactoryGirl.create :admin }
+    before do
+      login_as(user)
+      work_packages_page.visit_index(work_package)
+    end
+
+    it 'toggles the watch state' do
+      expect(work_package.watcher_users).not_to include(user)
+      expect(page).to have_selector('.work-packages--details-toolbar button', text: 'Watch')
+      within '.work-packages--details-toolbar' do
+        click_button 'Watch'
+      end
+
+      wait_until_requests_completed!
+
+      expect(work_package.reload.watcher_users).to include(user)
+      expect(page).to have_selector('.work-packages--details-toolbar button', text: 'Unwatch')
+    end
+  end
+end

spec/support/shared/wait_until_requests_completed.rb

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+#-- copyright
+# OpenProject is a project management system.
+# Copyright (C) 2012-2015 the OpenProject Foundation (OPF)
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License version 3.
+#
+# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
+# Copyright (C) 2006-2013 Jean-Philippe Lang
+# Copyright (C) 2010-2013 the ChiliProject Team
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
+#
+# See doc/COPYRIGHT.rdoc for more details.
+#++
+
+# Method to manually wait for an asynchronous request (through jQuery) to complete.
+# This applies to all requests through resources as well.
+#
+# Note: Use this only if there are no other means of detecting the sucessful
+# completion of said request.
+#
+
+def wait_until_requests_completed!
+  Timeout.timeout(Capybara.default_wait_time) do
+    loop do
+      active = page.evaluate_script('jQuery.active')
+      break if active == 0
+    end
+  end
+end