transferred Code Ocean from original repository to GitHub

spec/support/wait_for_ajax.rb

@@ -0,0 +1,11 @@
+module WaitForAjax
+  def wait_for_ajax
+    Timeout.timeout(Capybara.default_wait_time) do
+      loop until ajax_requests_finished?
+    end
+  end
+
+  def ajax_requests_finished?
+    page.evaluate_script('jQuery.active').zero?
+  end
+end